US Patents Published on 05-Jan-2010

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Showing 101-200 of 4299 results
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No Document Title
101
US 7640699 B2
patent document
Air conditioning line flashing panel
There is provided a flashing panel mount adapted for an air conditioning unit which is located about an exterior of a building. The panel mount features a generally rigid panel that is attachable to the building. The panel mount further features a...
102
US 7640700 B2
patent document
Continuous structural wall system
A composite wall panel having continuous upper and lower hollow horizontal chases and spaced hollow studs forming vertical chases throughout the panel to permit passage of electrical wiring and the like. The chases have protective barriers to protect...
103
US 7640701 B2
patent document
Deflection clip
A deflection clip for erection of partitions in office space and commercial use is disclosed. A deflection clip in accordance with the present invention has a flat base with a left and right clasp that are substantially parallel to the base. The...
104
US 7640702 B2
patent document
Floor support systems and methods
According to the invention, a system for supporting a floor structure from a central structure is disclosed. The system may include a plurality of receptacles and a plurality of support members. Each of the receptacles may be located within a corner...
105
US 7640703 B2
patent document
Demountable and reusable canopy
A demountable and reusable canopy is provided comprising a number of vertical supports, located along an area to be covered, each including a footer which mounts an insert tube below the finish grade of the ground and a post having a hollow interior...
106
US 7640704 B2
patent document
Strengthened door with stiffeners
A door comprises a frame, first and second outer skins, and first and second stiffeners. The first and second outer skins are respectively connected to first and second sides of the frame, and the first and second stiffeners are positioned between...
107
US 7640705 B2
patent document
Floor strip
A thin decorative thermosetting laminate of postforming quality is glued to a longitudinal carrier to form a floor strip. The laminate has a thermosetting resin as well as hard particles impregnated therein to increase the abrasion resistance of the...
108
US 7640706 B2
patent document
Transition molding
The invention is a joint cover assembly for covering a gap adjacent an edge of a panel that covers a sub-surface, and a method of covering such a gap. The assembly includes a molding having a foot, a first arm, and a second arm. The foot is...
109
US 7640707 B2
patent document
Fastening clip
A fastening clip configured to secure a first panel to a second panel may include a base supporting a plurality of resilient beams, and a plurality of tangs outwardly extending from an outer surface of each of the resilient beams. The plurality of...
110
US 7640708 B2
patent document
Floor panels with edge connectors
Floor covering, including hard floor panels which, at least at the edges of two opposite sides, are provided with coupling parts, cooperating which each other, substantially in the form of a tongue and a groove, wherein the coupling parts are...
111
US 7640709 B2
patent document
Insulated frame member
An insulated frame member 10 comprising first and second frame components 12, 14 interconnected by first and second thermally insulating connectors 24, 26 each connector 24, 26 defining, with the first and second frame components 12, 14 a channel 28,...
112
US 7640710 B1
patent document
Method for replacing a louvered panel mounted in a finished opening
A replacement ventilation cover and its method of installation in place of an old damaged ventilation cover. The replacement ventilation cover has a peripheral frame and an air permeable structure contained within the interior of the peripheral...
113
US 7640711 B2
patent document
Interlocking continuous roof assembly and method for wind resistant roofing
An Interlocking Continuous Roof Assembly and Method for Wind Resistant Roofing is presented, whereby continuous double lock seams are used exclusively to join panels together. This roof manufacturing methodology results in a roof that possesses...
114
US 7640712 B1
patent document
Window glazing assembly having a carbon fiber insert member
The invention is a window glazing assembly having a series of segmented and non-segmented intersecting muntins for supporting glass panes. The non-segmented muntins incorporate a continuous carbon fiber insert that is disposed interior of the...
115
US 7640713 B2
patent document
Methods for operating clipping packaging apparatus
Methods, devices and computer program products automatically package an object in a covering material such as casing and/or netting by: (a) automatically pushing at least one object through a product chute; (b) pulling a covering material upstream of...
116
US 7640714 B2
patent document
Medical device packaging assembly and method for medical device orientation
Methods of packaging a medical device to orient at least a portion of the medical device and a medical device packaging assembly are provided. A method includes providing an elongate holder having a lumen extending through at least a portion of the...
117
US 7640715 B2
patent document
Multi-material vertical form, fill and seal bag forming method
A multi-substrate sheet for forming an at least partially open mesh fabric bag using a form, fill and seal machine and a bag formed of this sheet are provided. The sheet includes at least one strip formed of an open mesh polymeric fabric and at least...
118
US 7640716 B2
patent document
Device for manufacturing foam cushions
A device for manufacturing foam cushions in particular for packaging purposes, said device comprising a foil supply station and a foam dispensing station, said foil supply station being provided for supplying to said foam dispensing station a foil...
119
US 7640717 B2
patent document
Counter element and method of producing the same
The invention relates to a counter element (22) being adapted to apply a pressure to a first portion of a packaging material in association with heating of the packaging material in order to seal the first portion of the packaging material to a...
120
US 7640718 B2
patent document
Attachment for harvesting stalk-like goods where each cutting and conveying element is controlled individually
An attachment for agricultural harvesting machines for cutting, picking up and further conveying of stalk-like goods that flow into an intake gap of an intake housing of the harvesting machine for further processing, having in each case at least two...
121
US 7640719 B2
patent document
Rotary mower over-center self-locking wing lift
A wing-type rotary mower apparatus with a hydraulically powered over-center self-locking wing lift that extends between the central mower deck and the wing mower deck(s) to effect wing movement from a working position to a locked transport position....
122
US 7640720 B1
patent document
Draper belt construction to control translation
A draper platform includes a frame, a cutter bar, at least one conveyor assembly with two rollers, and a conveyor belt surrounding both rollers. Each of the rollers are mounted to a respective support frame that is independently pivotally mounted to...
123
US 7640721 B2
patent document
Tractor and baler combination with automatic baling and steering control
A tractor comprises a tractor frame, driven ground engaging device, and an electronic tractor controller. A baler comprises a baler frame coupled or connected to the tractor frame, a crop receiving device, a baling chamber, a bale size sensor...
124
US 7640722 B2
patent document
Cable protection and guide device
A cable protection and guide device is disclosed in which connection strength of the side plate portions is improved. The strength of connecting portions is improved and large scale assembly of the device is possible. Side plate portions (110) each...
125
US 7640723 B2
patent document
Engine with fuel/lubricant supply system for bearing lubrication
A fuel delivery system for a gas turbine engine that delivers fuel to a combustor of the engine and lubricates bearings of the engine with fuel, comprising: a tank for storing the fuel; a pump for delivering a continuous flow of fuel from the tank to...
126
US 7640724 B2
patent document
System and method for improving the heat rate of a turbine
A steam cycle power plant (10) is provided that may include a steam source generating steam (40), a steam turbine (24) receiving the generated steam and discharging an exhaust steam, a condenser (44) receiving the exhaust steam and an atomizer (60)...
127
US 7640725 B2
patent document
Pilot fuel flow tuning for gas turbine combustors
A method and system for controlling combustion in a gas turbine combustor (18) includes adjusting an amount of a premix fuel portion (30) of a pilot fuel (28) provided to a premix burner stage (48) of a pilot (46) of the gas turbine combustor. The...
128
US 7640726 B2
patent document
Injector assembly having multiple manifolds for propellant delivery
There is provided an injector assembly having two or more oxidizer manifolds and/or two or more fuel manifolds for delivery of liquid propellants to a combustion chamber such that combustion instability is reduced or eliminated during throttling....
129
US 7640727 B2
patent document
Combustion control for engine
A combustion control apparatus for an internal combustion engine, includes an exhaust purifier in an exhaust passage, and a combustion controlling actuator such as a fuel injector to cause main combustion, and to cause preliminary combustion prior to...
130
US 7640728 B2
patent document
Exhaust gas purification apparatus and exhaust gas purification method for internal combustion engine
In an exhaust gas purification apparatus for an internal combustion engine (1) equipped with independent exhaust passages (2a, 2b) provided one for each cylinder group (1a, 1b) with a catalyst (3a, 3b) having a NOx trapping ability being arranged in...
131
US 7640729 B2
patent document
Method for operating a particulate filter situated in the exhaust gas area of an internal combustion engine and device for carrying out the method
A method for operating a particulate filter situated in an exhaust gas area of an internal combustion engine and a device for carrying out the method are described. A measure of the particulate matter burn-off rate is detected for influencing and/or...
132
US 7640730 B2
patent document
Catalyst system for the reduction of NOx and NH3 emissions
This catalyst system simultaneously removes ammonia and enhances net NOx conversion by placing an NH3—SCR catalyst formulation downstream of a lean NOx trap. By doing so, the NH3—SCR catalyst adsorbs the ammonia from the upstream lean NOx trap...
133
US 7640731 B2
patent document
Method for controlling exhaust gas flow and temperature through regenerable exhaust gas treatment devices
A reconfigurable exhaust system provides selective positioning of exhaust gas treatment devices either near, or spaced from, the exhaust gas outlet port of a turbine of a turbocharged Diesel engine. In some embodiments, auxiliary air or a heat...
134
US 7640732 B2
patent document
Method and apparatus for filtration of a two-stroke engine exhaust
A highly porous ceramic filter consisting essentially of bonded ceramic fibers forms a part of an exhaust filtration system for a gasoline two-stroke engine. The porosity of the substrate permits accumulation of particulate constituents of the...
135
US 7640733 B2
patent document
Structural component, especially a shielding component
A structural part, especially a shielding component, has structural parts (10, 12, 14, 16) at least in part differently configured with respect to their surface extent and/or the directional pattern. At least one structural part (10) of a first type...
136
US 7640734 B2
patent document
Vehicular torque converter and method for checking assembly of thrust bearing thereof
A turbine hub has a through-hole extending through it in the axial direction. This through-hole is provided such that a portion of a thrust bearing covers part of the through-hole when the thrust bearing has been properly assembled onto the turbine...
137
US 7640735 B2
patent document
Auxiliary pump for hydrostatic transmission
An auxiliary pump assembly for a hydrostatic transmission that operates at a reduced pressure when the auxiliary circuit is not in use, and operates at an increased pressure when the auxiliary circuit is in use, thereby reducing the heat generated by...
138
US 7640736 B2
patent document
Self-contained hydraulic actuator system
The hydraulic linear actuator system of the present invention includes a pump that is configured to rotate in a single direction at a substantially constant velocity. Both the direction and flow rate of fluid through the system is controlled by...
139
US 7640737 B2
patent document
Screw style hydraulic jack
A hydraulic jack system is described, suitable for lifting heavy loads such as automobiles. The jack system is operable by a powered driver fitted with a socket for coupling to a nut rotationally fixed to the jack system, wherein the driver is...
140
US 7640738 B1
patent document
Hydraulic pump and motor module for use in a vehicle
A module for use in connection with a dual pump apparatus, where each pump is hydraulically connected to a separate hydraulic motor. The module may include motors and/or an engine for ease of installation in a vehicle, providing flexibility for...
141
US 7640739 B2
patent document
Method and device for using VOC as fuel for an engine
A device and method for producing energy from a dilute VOC gas stream. The device includes a concentrator that concentrates a dilute VOC gas stream into a concentrated VOC fuel. The concentrated VOC fuel is supplied to the fuel intake of an engine....
142
US 7640740 B2
patent document
Stirling engine
A high efficient stirling engine with excellent thermal efficiency, which can increase the heating temperature of a high temperature section, is obtained by preventing the heat from being lost in a member connecting the high temperature section and a...
143
US 7640741 B2
patent document
Driving apparatus
In an auto image stabilization system, a driving member formed as a wire of shape memory alloy (SMA) is retained by a projection of an image capturing unit. A distance Lb from the rotation center of an elastic deforming part to center of gravity...
144
US 7640742 B2
patent document
Device for monitoring the level of a container
A device for monitoring the level of a supply reservoir, in particular of a hydraulic motor vehicle brake system, comprising a float that has a magnet for actuating a switch or a sensor. The float has a multipart design comprising a first part and a...
145
US 7640743 B2
patent document
Aircraft flight control user interface linkage system
A user interface linkage system includes first and second user interfaces that are linked by a single hydraulic circuit. The system is configured to provide compensation for relatively slow changes in hydraulic fluid pressure due, for example, to...
146
US 7640744 B2
patent document
Method for compensating compressor lag of a hybrid powertrain
A method for compensating for the torque response of an internal combustion engine having a compressor coupled thereto for boosting cylinder air amount is presented. According to the method, a motor of a hybrid vehicle may assist the internal...
147
US 7640745 B2
patent document
High-pressure fluid compression system utilizing cascading effluent energy recovery
A high-pressure system and method utilizing an input fluid. The system includes a reactor treating a material to produce an effluent having an energy content, a plurality of stages compressing the input fluid in a stepwise manner providing a...
148
US 7640746 B2
patent document
Method and system integrating solar heat into a regenerative rankine steam cycle
A method to integrate collected solar thermal energy into the feedwater system of a Rankine cycle power plant is disclosed. This novelty uses a closed loop, single phase fluid system to collect both the solar heat and to provide the heat input into...
149
US 7640747 B2
patent document
Method for converting thermal energy into useful work
A method for providing the interaction of the working medium with the heat energy source and also the interaction of the working medium with the additional low-temperature energy source, wherein the positron state of the Dirac's matter is used as...
150
US 7640748 B2
patent document
System and method of cooling steam turbines
A system and method of cooling a steam turbine having internal moving components to a predetermined temperature by controlling a flow of nitrogen through the turbine, thus decreasing the downtime associated with maintaining the turbine. This provides...
151
US 7640749 B2
patent document
Moisture separator and reheater
Contrasted to the prior art, the present invention presents a path for the cycle steam having the fewest possible changes in direction to minimize parasite pressure losses. This invention accommodates proportioning the flow areas of the moisture...
152
US 7640750 B2
patent document
Apparatus and method for producing energy at a pulp mill
A spent liquor recovery boiler in the pulp and paper industry including a water/steam circulation system having superheaters, the circulation system connected to a steam turbine comprising a high-pressure part, and a furnace for burning spent liquor...
153
US 7640751 B2
patent document
Fuel heating system for turbine engines
A fuel heating system for fuel usable in a turbine engine. The fuel heating system may include at least one fuel heating chamber in communication with an exhaust stack of a turbine engine. The fuel heating chamber may be configured to allow exhaust...
154
US 7640752 B2
patent document
Device for guiding an element in an orifice in a wall of a turbomachine combustion chamber
Device for guiding an element in an orifice in a wall of a turbomachine combustion chamber, including a ring and a bush, the ring being traversed axially by the element and including an external annular rim guided transversely in an internal annular...
155
US 7640753 B2
patent document
Control method for thermal regulation of a vehicle seat
Conditioned air discharged from a vehicle heating, ventilation and air conditioning (HVAC) unit is further conditioned by a thermoelectric (TE) air conditioning unit and then directed to air passages in a vehicle seat. Activation of the TE air...
156
US 7640754 B2
patent document
Insert duct piece for thermal electric module
A climate control device comprises a housing, the housing having a first intake port, a first exhaust port, and a second exhaust port, wherein the first exhaust port opens in a different direction than the second exhaust port. A fan is disposed...
157
US 7640755 B1
patent document
Dynamic process control
A method and apparatus for defining the processing of an ingredient of a manufactured product, particularly one that is manufactured “one-the-spot” to a consumer's specification, such as ice cream, among other products. A tag encoded on a container...
158
US 7640756 B2
patent document
Lyophilization unit with liquid nitrogen cooling
An integrated industrial plant includes various systems, all of which use a cryogenic liquid obtained from a common source. One system includes a fermentation unit, in which cold air, chilled by heat exchange with the cryogenic liquid, absorbs excess...
159
US 7640757 B2
patent document
Air conditioner having an enhanced user perception
An air conditioner having an enhanced user perception and a controlling method thereof are provided. A predetermined character and/or its applied character image are/is displayed on a display window of the air conditioner. The character and/or the...
160
US 7640758 B2
patent document
Refrigerant tracking/leak detection system and method
A refrigeration system includes a mass of refrigerant, a reservoir containing a first portion of the mass of refrigerant, and a condenser containing a second portion of the mass of refrigerant. A first sensor is positioned to measure a first...
161
US 7640759 B2
patent document
Condensate/water leak control switch
An air conditioning system condensate collection pan or water leak containment pan electrical control switch includes a housing or frame for supporting a switch unit which includes an elongated actuator arm. The housing includes a slot disposed...
162
US 7640760 B2
patent document
Temperature control using a sensor network
In a method for controlling temperature using a sensor network, the sensors of the sensor network are commissioned and one of a plurality of control schemes for operating a primary actuator configured to vary temperatures of the sensors based upon...
163
US 7640761 B2
patent document
System and method for controlling indoor air flow for heating, ventilating and air conditioning equipment
An HVAC system includes a variable speed electric motor driven fan for circulating air to an enclosed space through an indoor unit for providing heating or cooling effect to air circulated through the indoor unit. A controller with user or system...
164
US 7640762 B2
patent document
Refrigeration apparatus
A refrigeration apparatus includes two sub passages which are branched from a main passage located between a condenser and an expansion part and which are connected to a compressor. On the sub passages are provided supercooling-use expansion parts,...
165
US 7640763 B2
patent document
Hot water supply system
A hot water supply system (10) is provided which includes a first refrigerant circuit (20), an intermediate temperature water circuit (40), a second refrigerant circuit (60), and a high temperature water circuit (80). The first refrigerant circuit...
166
US 7640764 B2
patent document
Portable coolant system
A portable cooling system providing a controlled rate of cooling. The system includes a cool water device, a remote switching unit, and a thermal pad. The cool water device includes a coolant storage chamber separated from a pumping chamber by a...
167
US 7640765 B2
patent document
Portable cooling device
A portable cooling device has a vacuum bottle, a pump, an outflow pipe, a thermal exchanger and a return pipe. The vacuum bottle holds a coolant and has an outer casing and a vacuum flask. The outer casing has a chamber. The vacuum flask is mounted...
168
US 7640766 B2
patent document
Method and apparatus for disinfecting a refrigerated water cooler reservoir
A method and apparatus for providing sanitized water in a cabinet and spigot type bottled water dispenser features an ozone generating system to generate ozone for sanitizing the water. Ozone is generated and collected within an ozone generator...
169
US 7640767 B2
patent document
Low voltage variable speed drive for application on medium/high voltage mains
The present invention is directed to a power transformer and VSD mounted on the chiller equipment. The transformer is preferably a liquid-filled transformer rated for medium/high voltage input, and at least two output low voltages, one voltage for...
170
US 7640768 B2
patent document
Heating/cooling system for indwelling heat exchange catheter
A cooling system for an indwelling heat exchange catheter includes a heat exchange bath that is configured to receive a conduit that carries saline to and from the catheter. A heating/cooling fluid is in the bath and exchanges heat with the saline....
171
US 7640769 B1
patent document
Portable self-contained storage apparatus for biologicals
A portable storage apparatus for biologicals has plural temperature-controlled compartments, each compartment having specially arranged shelves and sample trays or carousel bins. The device also has door-ajar annunciators and a built-in...
172
US 7640770 B2
patent document
Fabric knitting method and knitted product
In one embodiment of the present application, a knitting method is disclosed for a knitting fabric capable of eliminating the need of stitch transfer during knitting and easily knitting even a thick and less stretchable knitting fabric. Three types...
173
US 7640771 B2
patent document
Suds container for a washing machine and method for making a suds container
A suds container for a washing machine includes a cylindrical vessel surrounding a drum of the washing machine, the cylindrical vessel including a cylindrical wall and a front wall. A metallic hub for a drive shaft for the drum is integrated into a...
174
US 7640772 B2
patent document
Watersports apparatus locking device
A locking device for a watersports apparatus which in one embodiment, comprises a pair of interlocking brackets which form an inverted “T” when slidably disposed in a channel associated with a fin box. Apertures are provided to allow a cable or other...
175
US 7640773 B2
patent document
Lock portion with deformable features
According to one exemplary embodiment, a portion of a lock may include a stationary member having a bore, where the stationary member can be mountable to an object. The portion of the lock can also include a movable member positioned at least...
176
US 7640774 B2
patent document
Wire drawing machine and method
A wire drawing machine comprises a wire supply unit with an unwinding bobbin for unwinding a wire, a wire drawing unit or units for drawing and reducing the diameter of the wire, and a wire winding unit for winding the drawn wire. Each wire drawing...
177
US 7640775 B2
patent document
Apparatus and method for joining the edges of folded sheet material to form three-dimensional structure
A sheet of material formed for folding into a three-dimensional structure. The sheet has edges formed with joinder structures, such as dovetails, and a plurality of folding structures, such as slits, grooves or displacements, that control folding of...
178
US 7640776 B2
patent document
Expanded metal machine
Expanded metal machine includes a fixed blade, a displaceable blade, displaceable in a vertical and a transverse direction and which has a cutting edge with cutting projections interspaced in the transverse direction. Conveying device for conveying a...
179
US 7640777 B2
patent document
Punch press with forming dies and operation method for the same
The present invention provides a punch press with forming dies which reduces the limitation on the number and positions of forming dies attached to the die supporting member, the punch press enabling a device that elevates and lowers forming dies to...
180
US 7640778 B2
patent document
Servo drive system and continuous working system of press machine
A servo drive system of a press machine includes a ram, an operation shaft which vertically moves the ram, and a servo motor which operates as a power source of the ram and which generates ram pressure using a torque based on at least one...
181
US 7640779 B2
patent document
Holder unit and hemming apparatus having the holder unit
A hemming apparatus (1) includes a holder unit (2), a lower die (3) on which the holder unit (2) is installed, and an upper die (4) which is installed on the lower die (3) vertically movably. The holder unit (2) includes a base (5) secured to the...
182
US 7640780 B2
patent document
Ram retraction selection
A compression tool including a ram; a drive system, a battery and a user selectable retraction control. The drive system is connected to the ram to extend the ram and allow retraction of the ram. The battery is connected to the drive system to at...
183
US 7640781 B2
patent document
Method for opening a jammed or stuck door of a vehicle
A rescue device and a method of using same, for opening a jammed or stuck door of a vehicle, including a door having battle latches.
184
US 7640782 B2
patent document
Vaporized hydrogen peroxide probe calibration rig
A method and apparatus for calibrating a sensor used to sense the concentration of vaporized hydrogen peroxide (VHP). A concentration of liquid hydrogen peroxide in an aqueous solution is determined and correlated with a corresponding concentration...
185
US 7640783 B2
patent document
Self-calibrating gas detector and method
A portable, calibratible gas detector includes a multi-position gas inflow limiting orifice. When this orifice is in a calibrating position, a source of calibrating gas can be activated to provide a quantity of gas that diffuses into ambient...
186
US 7640784 B2
patent document
System for calibrating dissolved oxygen analyzers using compressed fluids during cleaning
A dissolved oxygen measurement system, and a method for calibrating a dissolved oxygen analyzer are provided. The method includes directing a pressurized cleaning fluid, having a known oxygen content, upon a sensing surface of a dissolved oxygen...
187
US 7640785 B2
patent document
Device for test running power nut runners
A device for test running of power nut runners comprises a main body (10;50) with a nut (11;54), a screw (12;52) with a nut runner engaging head (13;55), a clamping element (14;56) co-operating with the screw (12;52), and spring unit (17;59) to be...
188
US 7640786 B2
patent document
Self-calibrating accelerometer
The method and apparatus in one embodiment may have: a sensing element for an accelerometer having a bias, the sensing element having a rectangular plate supported by flexures which allow rotation about a transverse center line thereof; a center of...
189
US 7640787 B2
patent document
Pipette verification device and pipette
Pipettes, widely used in clinical and pharmaceutical laboratories to transfer small volumes of liquid, may be subject to hidden performance degradation and operator error. Pipette performance cannot be accepted without monitoring. The present...
190
US 7640788 B2
patent document
Wear gauge and method of use
A wear gauge is provided for simulating the wear of a magnetic recording component at its interface with a magnetic storage medium comprising a wear gauge block having a wear surface that substantially approximates the geometrical dimensions and...
191
US 7640789 B2
patent document
Ultra-sensitive metal oxide gas sensor and fabrication method thereof
A method for fabricating an ultra-sensitive metal oxide gas sensor is disclosed, which comprises the steps of spinning a mixture solution including a metal oxide precursor and a polymer onto a sensor electrode to form a metal oxide precursor-polymer...
192
US 7640790 B2
patent document
Method for operating a hydrogen test leak unit
For operating a hydrogen test leak unit including a chamber defined by a membrane, a test gas mixture of hydrogen and an added gas is used. The added gas has a permeation coefficient relative to the material of the membrane ranging between 50% and...
193
US 7640791 B2
patent document
Leak detecting device
A leak detecting device includes a carrying device attached to a holder to be fastened to the body of an operator. From the carrying device, a flexible capillary line extends to a sniffing probe, which includes a gas inlet at its front end. The...
194
US 7640792 B2
patent document
Percolation testing apparatus and methods
A storm water run-off percolation rate test system includes a turbid water generator having a silt or sediment source providing silt into a mixing tank. A pipeline carries turbid water from the mixing tank to a test pit or test site. A flow meter...
195
US 7640793 B2
patent document
Systems and methods for determining airflow parameters of gas turbine engine components
Systems and methods for determining airflow parameters of gas turbine engine components are provided. In this regard, a representative method includes: receiving information from multiple test systems regarding a first airflow parameter of a gas...
196
US 7640794 B2
patent document
Airflow balance for a twin turbocharged engine system
As one example, a method of operating an engine system including a first air intake passage branch including a first compression device and a second air intake passage branch including a second compression device, wherein each of the first branch and...
197
US 7640795 B2
patent document
Apparatus and method for starter RPM detection
An engine starter motor tester applies power to a motor under test at the level normally applied while that motor is installed in a vehicle and monitors the ripple in the driving current. The ripple rate, scaled by the number of windings used in the...
198
US 7640796 B2
patent document
Wind tunnel
The invention relates to closed-circuit tunnels used for aerodynamic researches, sportsmen-parachutists training and other purposes. The inventive closed-circuit tunnel comprises a confuser, a working area, a diffuser, one or several return channels,...
199
US 7640797 B2
patent document
Method and system for increasing safety in chemical application from an aircraft
This invention relates to a method and system for increasing safety in chemical application from an aircraft. Wind speed, wind direction and other critical flight parameters are measured, calculated, recorded, and visually or audibly announced during...
200
US 7640798 B2
patent document
Semiconductor device for detecting flow rate of fluid
A semiconductor device includes: a semiconductor substrate; a flow sensor having a first heater for detecting a flow rate of fluid; and a humidity sensor for detecting a humidity of the fluid. The flow sensor and the humidity sensor are disposed on...
Showing 101-200 of 4299 results
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