| Patent Number |
Title Of Patent |
Date Issued |
| 6196168 |
Device and method for cooling and preheating |
March 6, 2001 |
| The invention concerns a device and method for cooling and preheating, especially of transmission fluid, of an internal combustion engine, with an equalization tank, with at least one radiator, which can be connected by means of an engine thermostat when a predetermined temperature is |
| 6000421 |
Valve device for a heat exchanger located in a bypass in a cooling circuit, especially of an int |
December 14, 1999 |
| A cooling circuit includes a valve device (1, 1', 1") for a separate heat exchanger (42), especially of an internal combustion engine (48). To achieve a combined pressure limitation and pipe or hose break valve, a valve body (6, 35, 50), upon reaching a coolant throughput for maximum |
| 5960872 |
Device for stabilizing the temperature of the transmission oil of a motor vehicle |
October 5, 1999 |
| In order to control the temperature of the transmission oil of a motor vehicle driven by a liquid-cooled engine, a coolant/transmission oil heat exchanger is provided. The coolant stream supplied to the heat exchanger is miscible in a thermostatic valve from recooled and non-recooled coo |
| 5775270 |
Thermostatic valve for the coolant circulation system of an internal-combustion engine |
July 7, 1998 |
| For a thermostatic valve in the coolant circulation system of an internal-combustion engine having an expansion material element penetrating the main valve for the cold-side stationary support and the hot-side driving connection with the valve disk of the main valve, it is provided f |
| 5692460 |
Coolant temperature control system for an internal-combustion engine |
December 2, 1997 |
| A coolant temperature control system for an internal-combustion engine in a motor vehicle having an electrically heatable thermostatic valve whose method of operation can be shifted by electrical heating in the radiator operation direction. Control devices are provided for recognizing a |
| 5586432 |
Device for regulation of a motor vehicle engine at idle speed |
December 24, 1996 |
| In a device for control of a motor vehicle engine operating at idle with two rows of cylinders, having a catalytic converter with an oxygen sensor associated with each, during operation of the engine at idle the injectors of one of the two rows of cylinders are alternately switched off. |
| 5555854 |
Cooling system for an internal-combustion engine of a motor vehicle comprising a thermostatic va |
September 17, 1996 |
| In the case of a cooling system for an internal-combustion engine of a motor vehicle comprising a radiator and a thermostatic valve by means of which the temperature of the coolant can be controlled in a warm-up operation, a mixed operation and a radiator operation. The thermostatic |
| 5529025 |
Cooling system for an internal-combustion engine of a motor vehicle comprising a thermostatic va |
June 25, 1996 |
| A cooling system for an internal-combustion engine of a motor vehicle having a radiator and a thermostatic valve by which the temperature of the coolant can be controlled in a warm-up operation, a mixed operation and a radiator operation. The thermostatic valve contains an expansion elem |
| 5482010 |
Cooling system for an internal-combustion engine of a motor vehicle with a thermostatic valve ha |
January 9, 1996 |
| In the case of a cooling system for an internal-combustion engine of a motor vehicle comprising a radiator and a thermostatic valve equipped with an electrically heatable expansion element, it is provided that, by means of three comparison stages which are connected in parallel, specific |
| 5477816 |
Cooling apparatus for a motor vehicle liquid-cooled internal combustion engine |
December 26, 1995 |
| A cooling device is provided for a motor vehicle liquid-cooled internal combustion engine with a radiator connected to the supply and return lines of the engine. The radiator has a filling opening closable by a cap. A temperature-controlled thermostatic valve, via which the coolant is se |
| 4606302 |
Thermostat insert for the cooling circulation of liquid-cooled internal combustion engines |
August 19, 1986 |
| A temperature insert for a cooling medium mixing thermostat of internal combustion engines includes, in addition to a first expansion capsule arranged in the mixing space and supported at the housing by way of a piston rod, a second expansion capsule; the first expansion capsule ther |
