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| Number | Title | Issue Date |
| 7958744 | Refrigerant line purging apparatus An apparatus for safely and efficiently purging refrigerant lines interconnected with residential and light commercial air conditioning systems. Enhanced safety is achieved by enabling the operator to conduct purge operations away from enclosed areas such as attics ... | 06/14/2011 |
| 7784302 | Soldered refrigerant condenser The invention relates to a soldered refrigerant condenser that consists of a heat exchange network with flat pipes and corrugated ribs, of collector pipes that fluidically communicate with the flat pipes, and of a collector (10) that is arranged in parallel t... | 08/31/2010 |
| 7571622 | Refrigerant accumulator A reversible cooling/heating system has an in-line accumulator/dryer unit. The accumulator/dryer unit has a body having first and second ports. A foraminate conduit is positioned at least partially within the body. A desiccant at least partially surrounds a first po... | 08/11/2009 |
| 7520141 | Refrigerating machine with a pressure-side refrigerant header A refrigerating machine for a refrigerating appliance, particularly a household refrigerating appliance, includes a compressor, a condenser, a multi-way valve for selectively directing the refrigerant flow through a refrigerant collector from an inlet to a first out... | 04/21/2009 |
| 7497091 | Refrigeration device Disposed is a contaminant recovery receptacle (40) which is connected, through an inflow pipe (42) and an outflow pipe (43), to the suction side of a compressor (21). The inflow pipe (42) has an exit end which opens towards the inn... | 03/03/2009 |
| 7465314 | Desiccant cartridge A desiccant cartridge for use with a receiver/dryer of an automobile air-conditioning system. The desiccant cartridge contains a cup member and a cap member. The cap member includes a plurality of fingers located about a periphery thereof. The plurality of fingers e... | 12/16/2008 |
| 7428825 | Manifold for cooling agent, heat exchanger, cooling agent closed circuit and method for producing a manifold The invention relates to a manifold for a cooling agent of an air conditioning plant which comprises a separation form-closed element fixed inside a manifold housing, a heat exchanger provided with said manifold, the closed cooling agent circuit of the air condition... | 09/30/2008 |
| 7392658 | Automated air conditioner drain line clean-out system A cleaning system for an air conditioner injects a biocide followed at regular intervals, which may be followed by a rinsing flush. ... | 07/01/2008 |
| 7361214 | Disposable cartridge for air/gas dryer A disposable dryer cartridge for an air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The cartridge includes a flexible elongated casing having a drying composition therein. The casing has an air/... | 04/22/2008 |
| 7350375 | Receiver and service cartridge for a condenser system A receiver (24) for a condenser system (20) includes a body (32) in fluid communication with a header (28) of the condenser system (20). A first cap (38) is coupled to an end (34) of the body (32) and has a sad... | 04/01/2008 |
| 7334429 | Refrigerant condenser for motor vehicle air-conditioning systems The invention relates to a cooling agent condenser (1) which comprises a finned tube block (2), collecting tubes (5) arranged on both sides thereof and a manifold (6) which is disposed in a parallel position with respect to the collecting... | 02/26/2008 |
| 7332013 | Compressed air/gas-driven tool with integrated dryness indicator An air/gas-driven tool with an integrated air/gas dryness indicator. The tool includes a housing that defines a cavity. An air/gas dryness detector is disposed in the cavity. An air/gas flow passage is situated to provide a stream of compressed air/gas to the drynes... | 02/19/2008 |
| 7320725 | Disposable cartridge air/gas dryer A disposable cartridge air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The dryer includes a pressure vessel having first and second ends, an inlet port, and an outlet port. A disposable dryer ca... | 01/22/2008 |
| 7275391 | Assembly for refrigerant circuits The invention relates to an assembly for refrigerant circuits that is arranged between the compressor and the evaporator thereof including a housing with a through channel. Within the through channel is a microchannel part having a filtering portion and a decompress... | 10/02/2007 |
| 7275392 | Internal cage tube bag A desiccant package for insertion into an integrated condenser dryer chamber of an air conditioning unit. The desiccant package includes an internal cage component which is enclosed inside a porous desiccant-containing bag. The internal cage component comprises an e... | 10/02/2007 |
| 7275390 | Desiccant cartridge for an integrated condenser/receiver and method of making same In accordance with one preferred embodiment, a desiccant cartridge (30) for insertion into an integrated condenser/receiver (10) comprises a rigid stand-off member (72) and a porous desiccant bag (34). The preferred rigid stand-off member... | 10/02/2007 |
| 7272942 | Method and system for purifying exhaust gas The invention relates to a method and system for purifying exhaust gas, especially a solvent-containing exhaust gas from refrigerator recycling, wherein the dried, pressurized exhaust gas is cryogenically condensed, the condensed components are separated from the re... | 09/25/2007 |
| 7272953 | Method and apparatus for separating and neutralizing ammonia The present invention is a method and apparatus to provide for the safe and effective removal and neutralization of ammonia from a stream of waste oil or other liquid. The apparatus consists of a receiving tank, a treatment tank, circulation piping, associated contr... | 09/25/2007 |
| 7263846 | Refrigerant bypassing and filtering apparatus of air conditioner and method for controlling the same A refrigerant bypassing and filtering apparatus of an air conditioner is disclosed which is capable of effectively removing foreign matter such as slag produced in a refrigerant line, not only when the air conditioner is initially operated, but also during normal op... | 09/04/2007 |
| 7264043 | Condenser for vehicles and integrated radiator-condenser body including said condenser A condenser (14) for vehicles, comprising: a pair of mutually parallel distributors (28,30), a plurality of mutually parallel tubes (32) positioned orthogonally to the distributors (28, 30 | 09/04/2007 |
| 7257964 | Air conditioner An air conditioner incorporates valve devices mounted in a plurality of indoor units, respectively, for allowing refrigerant discharged from an outdoor heat exchanger to be introduced into one or more indoor units that are in operation. The refrigerant is prevented ... | 08/21/2007 |
| 7251950 | Heating/cooling system There is provided a heating/cooling system capable of reducing power consumption. The heating/cooling system has a receiving room capable of using hot air and cold air in a switching manner, and comprises a refrigerant circuit which comprises a compressor, a gas coo... | 08/07/2007 |
| 7246498 | Refrigerating apparatus A liquid injection type scroll compressor is used to a refrigerating apparatus using hydrocarbon fluoride refrigerant which does not contain chlorine (HFC-125/HFC-143a/HFC-134a) as an operating fluid and an amount of an injected liquid is controlled ac... | 07/24/2007 |
| 7237406 | Condenser/separator and method A condenser (10) and method for separating a fluid flow is provided. The condenser (10) maybe used for separating a cathode exhaust flow (60) into a condensed liquid (86) and a non-condensed gas (70). The condenser (10) incl... | 07/03/2007 |
| 7225634 | Absorption refrigerating machine A triple effect absorption refrigerating machine comprising a high temperature regenerator GH, an intermediate temperature regenerator GM, a low temperature regenerator GL, a condenser C, an absorber A, an evaporator E, an auxiliary regenerator GX and an auxiliary a... | 06/05/2007 |
| 7219501 | Cryocooler operation with getter matrix A method for operating a cryocooler wherein some cryocooler working gas is diverted from the pressure wave pathway before passing to the cold portion of the cryocooler, passed to a getter for adsorptive cleaning of contaminants, and returned to the pressure wave pat... | 05/22/2007 |
| 7194873 | Refrigerating machine and intermediate-pressure receiver A refrigerating machine equipped with a compressor 2 having an intermediate-pressure portion 2M in which refrigerant having intermediate pressure higher than the pressure of the refrigerant at the suction side thereof and lower than the pressure of the... | 03/27/2007 |
| 7195463 | Method of installing and renewing an inlet port plate filter in the low pressure side of an automotive air conditioning system A method of installing a removable inlet port filter plate having a replaceable filter between a compressor inlet port and a suction hose assembly is taught. The inlet port filter plate includes a main body and mounting surfaces for attachment between the compressor... | 03/27/2007 |
| 7178347 | Method for refrigerant and oil collecting operation and refrigerant and oil collection controller A method for refrigerant and oil collecting operation capable of assuring the cleanliness of the inside of an existing communication pipe at a low cost and installing, at a low cost, a new air conditioner, comprising a compressor (1), a heat source side heat ... | 02/20/2007 |
| 7179403 | Anti-corrosion solutions for air dehumidification systems Anti-corrosion solutions useful for air dehumidification processes are disclosed. Phosphonate corrosion inhibiting agents or mixtures thereof can be added to halide solutions of alkali metals, alkaline earth metals, or mixtures thereof, to minimize corrosion of the ... | 02/20/2007 |
| 7165414 | System for the dehumification of air An improved air conditioner system for controlling a desired temperature and a reduced humidity level in a space to be environmentally controlled, that comprises an additional second heat exchanger and third heat exchanger in the separate indoor air flow path. The r... | 01/23/2007 |
| 7165417 | Condenser receiver with insert A receiver for a vehicle air conditioner having a pair of headers and a plurality of tubes defining a plurality of refrigerant flow stages between the headers. The receiver includes a housing in refrigerant flow connection with one of the condenser headers, and a re... | 01/23/2007 |
| 7143524 | Desiccant cartridge having desiccant cap This invention relates to a desiccant cartridge (10) adapted for use in a canister (14) of an integrated receiver/dryer or accumulator assembly of an automotive air conditioning system wherein the canister (14) has an offset inlet port (16 | 12/05/2006 |
| 7143589 | Sorption cooling systems, their use in automotive cooling applications and methods relating to the same A sorption cooling system for providing cooled air to the cabin of a vehicle. The sorption cooling system includes an evaporator, a condenser adapted to fluidly communication with the evaporator, and a plurality of adsorbent beds adapted for fluid communication with... | 12/05/2006 |
| 7131293 | Dryer integrated condenser of a refrigerating system and a method of assembling the same In a refrigerating system, a condenser (1) includes a cooling core (2) having parallel tubes and cooling fins, two headers (3) connected to the ends of each tube and a cylindrical dryer tank (4) connected to one of the headers (3) ... | 11/07/2006 |
| 7127908 | Polypropylene or polyester plastic desiccant cartridge with fiberglass filter and bead cage ends A desiccant container (2) which comprises a generally cylindrically cross-sectioned cup, two dual-density fiberglass discs (6, 8), desiccant material (4), and a cap (16). The cup includes an outer annular portion, an inner tubular portion... | 10/31/2006 |
| 7107786 | Apparatus for and method of venting hydrocarbon refrigerant leaks A hydrocarbon cooling system including a housing having a substantially rectangular base defining a diagonal, a front wall defining a first air inlet, a back defining a first air outlet, and a pair of side walls. The cooling system includes a condenser mounted withi... | 09/19/2006 |
| 7104087 | Multi-type air conditioner Multi-type air conditioner is disclosed for effective removal of foreign matters in refrigerant pipelines, including an outdoor unit having a compressor, an outdoor heat exchanger, a flow path control valve for controlling a flow path of the refrigerant from the com... | 09/12/2006 |
| 7104086 | Refrigeration apparatus A refrigeration apparatus is provided with a vapor compression type refrigerant circuit. With this apparatus, reliability from the standpoint of the pipe cleaning mode of the apparatus is improved. The air conditioning system has a main refrigerant circuit that has ... | 09/12/2006 |
| 7089760 | Air-conditioner The air-conditioner includes a compressor configured to compress and discharge a refrigerant. The air-conditioner includes a condenser configured to cool the refrigerant with air outside of a vehicle compartment. The air-conditioner includes a throttle configured to... | 08/15/2006 |
