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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7584782 | Valve defining modulated and unmodulated flow paths A valve comprises an inlet portion configured to couple to a source of a fluid, and a body portion in fluidic communication with the inlet portion. The body portion defines a modulated flow path and a constant flow path adjacent to the modulated flow path. ... | 09/08/2009 |
| 7412945 | Waste heat boiler A waste heat boiler includes an axial bypass pipe and multiple heat transfer pipes disposed within a cylindrical jacket. A hot exhaust gas stream transported between inlet and outlet ends of the heat transfer pipes is cooled by a coolant. A control system controls g... | 08/19/2008 |
| 7406835 | Cooling system and method for cooling a heat producing system A cooling system for cooling a plurality of heat producing systems includes a heat exchanger having a plurality of cooling zones, each of which has a respective inlet and outlet for facilitating flow of a respective temperature control fluid therethrough. Each of th... | 08/05/2008 |
| 7380411 | Heat source unit with switching means between heating and cooling The present invention provides a heat source unit capable of being used in either an air conditioner for switchable cooling and heating operation or an air conditioner for simultaneous cooling and heating operation. An air conditioner principally includes one heat s... | 06/03/2008 |
| 7363962 | Cold plate for beer dispensing tower A cold plate for a beverage chilling apparatus comprising a plurality of beverage conducting tubes sinuously arranged within a cast aluminum jacket. Interleaved between the beer conducting tubes are coolant conducting lines arranged in heat exchanging relation. The ... | 04/29/2008 |
| 7360582 | Flow distributing unit and cooling unit having bypass flow A cooling unit for cooling in particular power semiconductors contains a distributor for guiding liquid across a surface to be cooled. The distributor comprises an inlet manifold (8) and outlet manifold (9), whereby the inlet and outlet manifolds are c... | 04/22/2008 |
| 7322399 | Heat exchange unit for a motor vehicle and system comprising said unit The heat exchange module, intended for a motor vehicle with internal combustion engine fitted with a high temperature cooling system and a low temperature cooling system, comprises at least one row of heat exchange tubes (102) connected to at least one inlet ... | 01/29/2008 |
| 7254957 | Method and apparatus for cooling with coolant at a subambient pressure According to one embodiment, an apparatus includes a fluid coolant and structure which reduces a pressure of the fluid coolant through a subambient pressure at which the coolant has a cooling temperature less than a temperature of the heat-generating structure. The ... | 08/14/2007 |
| 7210522 | Arrangement for cooling a vehicle component The invention constitutes an arrangement for cooling a vehicle component, for example a transmission, disposed adjacent to an engine, which arrangement includes a cooling circuit designed to feed a coolant through the transmission and including a line for coolant to... | 05/01/2007 |
| 7201220 | Air-conditioning unit without air-mix door An air conditioner for automotive vehicles is disclosed. The flow rates of air supplied to an evaporator (4) and a heater (5) are adjusted by rotationally displacing a scroll casing (2b) and thus changing an air flow from a blower (2 | 04/10/2007 |
| 7195056 | Thermal control covers A heat transfer cover mitigates temperature changes of an object. A cover body is configured to receive the object. A plurality of heat transfer channels are defined in an interior of the cover body. The channels are arranged to transport a heat transfer fluid in th... | 03/27/2007 |
| 7168419 | Exhaust gas heat exchanger The invention relates to an exhaust gas heat exchanger comprising a bundle of pipes consisting of exhaust gas pipes and a bypass channel in a common housing. The pipe bundle is arranged in a first chamber that is crossflown by a liquid coolant and the bypass channel... | 01/30/2007 |
| 7111590 | Water heater having windproof effect A water heater includes a housing, an air box, and two windproof hoods. Thus, the waste gas produced by the burner is drained outward smoothly and regularly even when the air current of the ambient environment is disposed at an abnormal and unstable state, so that t... | 09/26/2006 |
| 7032577 | Exhaust gas heat exchanger The invention relates to an exhaust gas heat exchanger (2) comprising a bundle of pipes (21) consisting of exhaust gas pipes (22) and a bypass channel (23) in a common housing. The pipe bundle is arranged in a first chamber that is crossf... | 04/25/2006 |
| 7028768 | Fluid heat exchange control system A method of controlling a hydronic system is provided. The hydronic system includes a plurality of fluid heat exchange units for feeding a load, and a bypass valve for bypassing the load. The method includes operating at least a first and a second fluid heat exchang... | 04/18/2006 |
| 7010931 | Nanoclimate clothing and apparel A temperature control system adapted for use with an article of clothing and designed to cool the wearer of the article of clothing. The temperature control system comprises a canister containing a cooling agent in its gaseous or vaporous state, a regulator for adju... | 03/14/2006 |
| 7000691 | Method and apparatus for cooling with coolant at a subambient pressure An apparatus includes heat-generating structure disposed in an environment having an ambient pressure, and a cooling system for removing heat from the heat-generating structure. The cooling system includes a fluid coolant, structure which reduces a pressure of the c... | 02/21/2006 |
| 6957550 | Method and apparatus for extracting non-condensable gases in a cooling system A cooling technique involves: reducing a pressure of a cooling fluid to a subambient pressure at which the cooling fluid has a boiling temperature less than a temperature of a heat-generating structure; bringing the cooling fluid at the subambient pressure into ther... | 10/25/2005 |
| 6942183 | Air cycle air conditioning with adaptive ram heat exchanger An air conditioning pack for an aircraft provides primary and secondary heat exchangers arranged in a ram air duct. A third heat exchanger is arranged in the ram air duct and is fluidily connected to the primary and secondary heat exchangers. The overall or combined... | 09/13/2005 |
| 6937471 | Method and apparatus for removing heat from a circuit An apparatus includes a circuit having a heat-generating circuit component, and structure for guiding a two-phase coolant along a path which brings the coolant into direct physical contact with either the circuit component or a highly thermally conductive part which... | 08/30/2005 |
| 6802368 | Temperature control system for a workpiece chuck A system for and method of controlling the temperature of a flat workpiece such as a semiconductor wafer are disclosed. The workpiece is mounted on a workpiece chuck which is mounted over a base between the chuck and a host machine such as a wafer prober used to tes... | 10/12/2004 |
| 6749007 | Compact cooling system with similar flow paths for multiple heat exchangers A compact cooling system including a radial fan directing air flow outwardly and a plurality of heat exchangers disposed around the radial fan. Each heat exchanger has a plurality of tubes extending between an inlet header and an outlet header, with the headers exte... | 06/15/2004 |
| 6688376 | Two port coil capacity modulator A coil modulator apparatus for use in connection with heat transfer coil assemblies found in commercial heating and air conditioning units is used to limit the number of active tube sections in cooling coil assemblies. The two port modulator apparatus com... | 02/10/2004 |
| 6640543 | Internal combustion engine having variable displacement A variable displacement engine is provided with a group of variably operated cylinders which are controllable to start and stop operation under predetermined operating conditions, and a group of invariable operated cylinders which are constantly in operat... | 11/04/2003 |
| 6626234 | Coil capacity modulator A coil modulator apparatus for use in connection with heat transfer coil assemblies found in commercial heating and air conditioning units is used to divert passage of water flow in certain sections of each tube in the coil assembly. The coil modulator ap... | 09/30/2003 |
| 6527046 | Heat exchanger, particularly oil cooler A heat exchanger has a core provided with passages for a liquid to keep cool and passages for a cooling medium, a first collection tank for supplying the liquid, a second collection tank for withdrawing the liquid, at least one third collection tank, the ... | 03/04/2003 |
| 6510892 | Layered-type of heat exchanger and use thereof A heat exchanger has a plurality of fluidically parallel first layers which define first heat exchanger ducts through which a first medium is capable of flowing, and in each case has a second layer between the two first layers. The respective second layer... | 01/28/2003 |
| 6450254 | Fluid control system with autonomously controlled valves A plurality of autonomously controlled valves in a fluid distribution system are interconnected by a data communication network. The system also includes fluid flow sensors which report to the system by way of the network. The autonomous controllers inclu... | 09/17/2002 |
| 6415858 | Temperature control system for a workpiece chuck A system for and method of controlling the temperature of a flat workpiece such as a semiconductor wafer are disclosed. The workpiece is mounted on a workpiece chuck which is mounted over a base between the chuck and a host machine such as a wafer prober ... | 07/09/2002 |
| 6341648 | Heat exchanger having heat-exchanging core portion divided into plural core portions A heat exchanger a width dimension of which is much larger than a height dimension, in which an heat-exchanging medium flow resistance in a heat exchanging core portion is suppressed from increasing, and discharged air temperature is made uniform in the w... | 01/29/2002 |
| 6209624 | Gas-to-gas heat exchangers for use in sulphuric acid plants A heat exchanger for use in a sulphuric acid manufacturing plant to effect heat transfer between desired gas streams selected from air, sulphur dioxide and sulphur trioxide. The exchanger provides for hot or cold split flow gas streams through the exchang... | 04/03/2001 |
| 6206088 | Heat exchanger system for a boiler having a circulating fluidized bed A heat exchanger system includes a first heat exchanger followed by a second heat exchanger disposed in a dense fluidized bed, the second heat exchanger being made up of a plurality of nests of tubes disposed along the path of the particles in suspension ... | 03/27/2001 |
| 6059028 | Continuously operating liquid-cooled panel The present invention is a dual section liquid-cooled panel that lines a portion of the interior surface of a metallurgical furnace. The invented panel has a primary section disposed proximate to the center of the furnace and a secondary or back-up sectio... | 05/09/2000 |
| 6019163 | Air conditioning apparatus for vehicle with air deflectors on air-mix doors An air conditioning apparatus for a vehicle includes an evaporator and a heater core disposed approximately horizontally. In the air conditioning apparatus, an air-mixing door for adjusting a flow ratio of air passing through the heater core and air passi... | 02/01/2000 |
| 5906107 | Air conditioner and control method of the same An air conditioner comprises a freezing cycle circuit, which includes, successively provided on a main duct line 11 in the mentioned order, a compressor 10, a four-way valve 12, an external heat exchanger 13, a pressure reducer 14, and an internal heat ex... | 05/25/1999 |
| 5881551 | Heat recovery steam generator A heat recovery steam generator system which includes a plurality of side waterwalls defining an enclosure and a waterwall divider extending within the enclosure to define first and second chambers within the enclosure. The first chamber has an inlet and ... | 03/16/1999 |
| 5775409 | Cooling tower The present invention relates to a cross flow type cooling tower with which it is possible to prevent emission of white vapor in cold weather. In order to accomplish the above object, the cooling tower of the present invention is constructed of heat excha... | 07/07/1998 |
| 5577552 | Temperature controlling device for mask and wafer holders A temperature controlling device suitably usable in a semiconductor microcircuit manufacturing exposure apparatus exposes a semiconductor wafer to a mask to print a pattern of the mask on the wafer. The device includes a constant-temperature liquid medium... | 11/26/1996 |
| 5555928 | Liquid cooled cooling device A liquid cooled cooling device wherein occurrence of vibrations is controlled, the power for feeding water is lowered, and further, temperature variations around a heat generating section are prevented. The cooling device comprises: a jacket portion cover... | 09/17/1996 |
| 5501265 | Fluid flow control for HVAC system with valve position readjustment to equalize conditioning rates in multiple zones A process is disclosed for adjusting the valve position of flow control valves which govern the flow of a heat exchange fluid to a plurality of individually controlled zones. The process resides primarily in a system controller in communication with a num... | 03/26/1996 |
