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| Number | Title | Issue Date |
| 7328592 | Circuit for the generation of cold or heat A circuit for the generation of cold or heat comprising a compressor, an evaporator, a condenser and a restriction member made as a separate component and having a fixed throughflow cross-section, with the restriction member being inserted directly between two eleme... | 02/12/2008 |
| 7246501 | Shut-off valve, kit having a shut-off valve, and an expansion valve The invention relates to a shut-off valve for an expansion valve (11) in refrigerating systems, in particular vehicle air conditioning systems, having a regulating screw (31), having a receiving section (32), which is arranged at one end of the ... | 07/24/2007 |
| 4787213 | Regulating mechanism for the refrigerant flow to the evaporator or refrigerating systems or heat pumps and expansion valves arranged in the refrigerant flow An expansion valve (8), which is arranged between the condenser (2) and the evaporator (3) in the pump medium circulation system of the heat pump and is continuously controllable, is regulated as a function of set values by means of a computer (10), in pa... | 11/29/1988 |
