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Class 123/41.19 - Refrigerating cycle


Subclass of Class 123 - Internal-combustion engines
Definition: Cooling systems including a vaporized liquid other than
No. of patents: 7
Last issue date: 07/15/2008


NumberTitleIssue Date
7398770Dual cold air induction system, apparatus and method for diesel engines
A dual cold air induction (“DCAI”) system, apparatus and method for decreasing the intake air temperature, which increases the air's volume and efficiency, at the diesel internal combustion engine's point-of-ignition. The DCAI system comprises a dual air cooling...
07/15/2008
7168400Cooling system for internal combustion engine
A cooling system for enhanced variable cooling of internal combustion engine having a multi-speed water pump connected to an internal combustion engine for pumping conventional refrigerant. A radiator is connected to the multi-speed water pump and is in fluid commun...
01/30/2007
6904762Pump pressure limiting method
A novel pump pressure limiting method for preventing coolant in a cooling system from reaching pressures that exceed predetermined system coolant pressure limits. The method includes reducing the system coolant pressure, as needed to prevent system over-pressurizati...
06/14/2005
6173578Air conditioning for cooling vehicle engine and providing cooling inside the vehicle
Air conditioning which is designed to cool a vehicle engine and provide air conditioning inside the vehicle is comprised of a condenser (5) cooled by air (6). The condenser (5) is installed in the vehicle and separated from the vehicle radiator (18) so th...
01/16/2001
5669336Compliant drive for internal combustion engine cooling fan
A compliant drive for powering a cooling fan of an internal combustion engine includes a rotatable fan hub having a running surface for receiving a drive belt powered by the engine and a torque sensing clutch mounted to the hub and having an output flange...
09/23/1997
4036029Air conditioning unit for automobiles
This invention relates primarily to an air cooling apparatus primarily adapted for use in automobiles and comprises a unitary structure consisting of a compressor, condenser and evaporator, all connected to perform their normal operations in the cooling o...
07/19/1977
4031705Auxiliary power system and apparatus
An auxiliary power system for an internal combustion engine. The system employs a vapor or hot gas engine coupled to an internal combustion engine by means of an overruning clutch assembly. The internal combustion engine, operated conventionally, generate...
06/28/1977
 
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