Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| RE40512 | Acoustic convection apparatus A convective cooling apparatus cools an electronic device including at least one heat-generating component and enclosed in a case having cooling medium such as air or fluid therein. The convective cooling apparatus neither attempts to increase the velocity of flow i... | 09/23/2008 |
| 7353865 | Method for controlling a valve for an exhaust system An exhaust gas heat exchanger system of a combustion engine has a bypass duct and a heat exchanger duct with a heat exchanger. A valve is controlled by determining when heat is to be transferred from exhaust gas flowing through the exhaust system to the heat exchang... | 04/08/2008 |
| 7334630 | Closed-loop microchannel cooling system Apparatus and methods according to the present invention utilize micropumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as well as the associated r... | 02/26/2008 |
| 7331303 | Floating power plant A floating power plant includes a hull having a structure suitable for being movable at sea; a plurality of watertight bulkheads placed in the hull to a height of a freeboard deck, thus partitioning the interior of the hull into a plurality of watertight chambers; a... | 02/19/2008 |
| 7309145 | Light source apparatus and projection display apparatus A light source apparatus including: a solid state light source that includes a pair of electrodes and emits light in response to power being supplied with from the electrodes; a liquid medium that removes heat that is generated in the solid state light source; and a... | 12/18/2007 |
| 7218129 | System, apparatus and method for controlling temperature of an integrated circuit under test A system, apparatus and method for controlling temperature of an integrated circuit in a chip tester is disclosed. Embodiments include supplying a chilled fluid to a cold plate at a first flowrate, where the first flowrate is associated with a first valve setting ba... | 05/15/2007 |
| 7213391 | Cooling systems Apparatus for maintaining the temperature of a component of a gas turbine engine below a predetermined maximum working temperature comprises a reservoir for a cooling fluid having a boiling point below the working temperature and in which the component is immersed o... | 05/08/2007 |
| 7165442 | Method of detecting a water leak in a locomotive Disclosed herein are methods for detecting a water leak in a locomotive engine cooling system comprising numerous components, each being a potential source of leakage of water. The method typically comprises performing at least one inspection providing an indication... | 01/23/2007 |
| 7143815 | Liquid cooling device A liquid cooling device includes a casing (10) having a container (14) for accommodating liquid therein, and a liquid inlet port (18) in communication with the container (14). A funnel-shaped channel is defined in the liquid inlet port ( | 12/05/2006 |
| 7131486 | Electroosmotic microchannel cooling system Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel... | 11/07/2006 |
| 7114350 | Refrigerator with evaporator of variable dimensions A refrigerator with an evaporator and at least one preservation compartment, in which the evaporator is formed from extendable spiral-wound tube of engineering polymer. ... | 10/03/2006 |
| 7077189 | Liquid cooled thermosiphon with flexible coolant tubes A fluid heat exchanger assembly cools an electronic device with a cooling fluid supplied from a heat extractor (R, F) to a plurality of tubes extending between header tanks in an upper portion of a housing. A refrigerant is disposed in the lower portion of the housi... | 07/18/2006 |
| 7013950 | Ventilation device The invention relates to a ventilation device for ventilation room by room and/or zone by zone and comprises: a) a device casing (12), which is provided in or adjacent an outer wall of a building or the like and which connects room air to outside air, b) a he... | 03/21/2006 |
| 6973958 | Heat transfer apparatus having anti-oxidization device A heat transfer apparatus includes one heat exchanging system having a compressor coupled between a condenser and a heat exchanger. A further heat exchanging system includes a water pump, an ion exchange filter coupled between the water pump and the heat exchanger, ... | 12/13/2005 |
| 6966365 | Outflow prevention device To provide an outflow prevention device which is capable of preventing refrigerant from flowing out into a vehicle compartment even when an evaporator has ruptured. The outflow prevention device comprises a shut valve arranged in a passage via which refrigera... | 11/22/2005 |
| 6931834 | Cooling systems Apparatus for maintaining the temperature of a component of a gas turbine engine below a predetermined maximum working temperature comprises a reservoir for a cooling fluid having a boiling point below the working temperature and in which the component is immersed o... | 08/23/2005 |
| 6873526 | Quiet “fan” A system and method for cooling by orchestrated movement of pistons to displace gases or fluids. The present invention uses a plurality of pistons which move in arranged patterns that force air through a channel in a single direction. The movement of air displaces h... | 03/29/2005 |
| 6832644 | Cooling module with air dams An engine cooling module 10 which includes a shroud 12, a heat exchanger 18, a fan 14, a motor 13 for driving fan 14, and a plurality of air dams 1. Shroud 12, circumscribing the fan, has a main opening to allo... | 12/21/2004 |
| 6822866 | Microdrive An AC drive which can be applied to any power using device and in particular is a medium voltage AC drive. In a preferred embodiment, a multilevel AC drive topology is implemented, with the drive including a plurality of inverters and converter electrically coupled ... | 11/23/2004 |
| 6588499 | Air ejector vacuum control valve The present invention comprises a method and device for deterring the freezing within a condenser by preventing critical pressure differentials from building up between the exhaust steam header and the air ejector systemy. The means for regulating pressur... | 07/08/2003 |
| 6405794 | Acoustic convection apparatus A convective cooling apparatus cools an electronic device including at least one heat-generating component and enclosed in a case having cooling medium such as air or fluid therein. The convective cooling apparatus neither attempts to increase the velocit... | 06/18/2002 |
| 6402042 | Uniform temperature control system The present invention relates to a control system for establishing and maintaining a desired uniform temperature in a room heated by a heating device. The control system includes a valve assembly for controlling the pressure of the fluid supplied to the h... | 06/11/2002 |
| 6381974 | Coolant distributor of refrigerating cycle for heat pump A refrigerant distributor of a refrigerating cycle for a heat pump of the present invention comprising a compressor for compressing a refrigerant and discharging the refrigerant variably, a distributor for distributing the refrigerant passed through an ex... | 05/07/2002 |
| 6230633 | Conveyor/cooler of loose materials A conveyor/cooler of hot loose materials produced by fluid bed boilers and various industrial processes includes one or more feeding channels, which are substantially vertical or at any inclination. Because of gravity, the material leaves the combustion c... | 05/15/2001 |
| 5956228 | Electrical equipment case An electronic cabinet assembly is disclosed which is positioned in an exterior environment, such as a railway tunnel. The cabinet assembly includes an electronic cabinet having a box portion and at least one door together defining an interior space. The d... | 09/21/1999 |
| 5954129 | Flow control unit A flow control panel includes a pair of upper and lower sheets arranged one above the other. The upper sheet has a plurality of integral ridges and a plurality of recesses between adjacent ridges. Likewise, the lower sheet has a plurality of integral ridg... | 09/21/1999 |
| 5566709 | Fluid plant and its operating method In a plant equipment comprising apparatus of a plurality of systems and control means for switching the systems and changing capacities of the apparatus, an apparatus of each system bas a rated capacity which is 1/N of a capacity of the whole equipment, a... | 10/22/1996 |
| 5522452 | Liquid cooling system for LSI packages In a liquid cooling system for a printed circuit board on which integrated circuit packages are mounted, heat sinks are secured respectively to the packages in heat transfer contact therewith. Nozzles are provided in positions corresponding to the heat si... | 06/04/1996 |
| 5458185 | Liquid coolant circulation control system for immersion cooling A liquid coolant circulation control system that minimizes the requisite feed pressure and keeps the flow rate of a liquid coolant constant includes a casing accommodating electronic circuits to be immersed in and cooled by a liquid coolant, a feed pump f... | 10/17/1995 |
| 5375650 | Liquid coolant circulation control system for immersion cooling systems A liquid coolant circulation control system that minimizes the requisite feed pressure and keeps the flow rate of a liquid coolant constant includes a casing accommodating electronic circuits to be immersed in and cooled by a liquid coolant, a feed pump f... | 12/27/1994 |
| 5363905 | Method of controlling heat exchangers using enthalpy flow as the correcting variable A method of controlling a heat exchanger wherein the enthalpy flow into the heat exchanger serves as a correcting variable. The robust and versatile control method is particularly suitable for use in endothermic reactions and for distillation.... | 11/15/1994 |
| 5358030 | Method for managing retort over-pressure during pressure cooling The invention provides a method and apparatus for managing retort over-pressure during pressure cooling. The invention allows the specification of an initial cooling temperature and a final cooling temperature and a final cooling pressure. Using these val... | 10/25/1994 |
| 5348753 | Food processing apparatus and method A food processing apparatus comprises a heat exchanger with a food path for connecting a source of food substance to the heat exchanger and a pump located in the food path for conveying food substance from the source to the heat exchanger. A pressure sens... | 09/20/1994 |
| 5293754 | Liquid coolant circulating system According to this invention, a liquid coolant circulating system includes a cooling tank, a discharge pump, a recovery pump, a heat exchanger, a detector, and a controller. The cooling tank is filled with a liquid coolant for immersing an object to be coo... | 03/15/1994 |
| 5229150 | Food processing apparatus and method A food processing apparatus comprises a heat exchanger with a food path for connecting a source of food substance to the heat exchanger and a pump located in the food path for conveying food substance from the source to the heat exchanger. A pressure sens... | 07/20/1993 |
| 5085267 | Compensating for water pressure variations in a tempered air system for vehicle passenger compartments An automatic control system for regulating the temperature of blower air discharged over a heater core to a vehicle passenger compartment. A thermistor is disposed to sense discharge air adjacent the heater core and provide a temperature signal. An electr... | 02/04/1992 |
| 5033537 | Heat exchanger with flow passages which deform in operation towards equalization There is disclosed an air conditioning unit for location in the wall of a room and which comprises a heat exchanger, an external supply fan operable to blow air into the room through the heat exchanger and an extract fan operable to draw air out of the ro... | 07/23/1991 |
| 5031513 | Airflow control system for a pod An airflow control system (10) in accordance with the invention includes an air channel (14) having a single opening (16) for receiving ram air and for inducting air into the channel; a fan assembly (20) disposed within the air channel including a fan whi... | 07/16/1991 |
| 4960167 | Heat exchanger A heat exchanger for exchange of heat between two liquid media, of which at least one medium is contaminated and/or readily gives rise to deposits or coatings, such as e.g. contaminated water, includes two flow chambers mutually separated by a common liqu... | 10/02/1990 |
| 4922999 | Radiator with leak detecting and leak-isolating system A radiator is provided including a tube core having opposite ends opening into and from which corresponding end tanks are supported. The tube core is divided into a plurality of discrete tube core sections and the end tanks each include a plurality of dis... | 05/08/1990 |