About 38 results
https://drivepatents.com/patents/987253 · 21 Aug 2013
Provided is a vehicle air conditioning device in which the number of dampers that open/close a lower side of an evaporator can be reduced even in a configuration in which outside air and inside air are caused to flow to the evaporator, respectively. First ...
https://drivepatents.com/patents/987797 · 7 Aug 2013
A Rankine circuit (40) includes, as a plurality of heat exchangers, an EGR cooler (36) of an EGR circuit and an exhaust gas heat exchanger (41) associated with an exhaust passage. The EGR cooler and the exhaust gas heat exchanger are arranged such that the...
https://drivepatents.com/patents/991727 · 17 Apr 2013
In a vehicle air-conditioning device, refrigerant leakage is diagnosed precisely without any restrictions from an operating condition of the air-conditioning device. When the operating condition of the vehicle air-conditioning device is stable, a threshold...
https://drivepatents.com/patents/993411 · 30 Jan 2013
Either one of an inner rotor (16) and an outer rotor (18) of a motor-generator (12) is coupled to an expander (48) of a Rankine circuit (40), and the other rotor is coupled to a rotary shaft (7) of an internal combustion engine (2) .
https://drivepatents.com/patents/994454 · 2 Jan 2013
Disclosed is an air conditioning system for vehicles capable of operating control with a high degree of operating efficiency even in operating states wherein efficiency would be expected to decline, and while adhering to conventional control ideas. The air...
https://drivepatents.com/patents/997204 · 17 Oct 2012
A vehicular air conditioner in which a plurality of parts comprising a refrigerant circuit are integrally provided to reduce an occupying space and reduce the number of the parts and the number of assembling steps. Solution A refrigerant circuit 1 is provi...
https://drivepatents.com/patents/997162 · 17 Oct 2012
Provided is an air conditioning system for vehicles, this air conditioning system being configured in such a way that it is possible to perform air conditioning for separate purposes, such as for cooling a driver, this type of air conditioning being extrem...
https://drivepatents.com/patents/1001706 · 6 Jun 2012
Provided is a refrigeration cycle suitable for an air conditioning system for vehicles, wherein a flow rate of refrigerant which is used to estimate a torque of a compressor can be precisely estimated by accurately detecting a difference between pressures ...
https://drivepatents.com/patents/1001707 · 6 Jun 2012
Provided is an air conditioning system for vehicles wherein a flow rate of refrigerant used for estimating a compressor torque can be accurately estimated by accurately detecting a difference between pressures at upstream and downstream sides of an orifice...
https://drivepatents.com/patents/1005090 · 22 Feb 2012
[Summary] [Purpose] To provide a variable displacement compressor driving torque calculation device easily adaptable to vehicle designs, and thus, highly versatile, and an automotive air-conditioning system equipped with this device. [Solution] The driving...