About 59 results
https://drivepatents.com/patents/972427 · 16 Jul 2014
The invention relates to a pump unit (30) of a fluid circulation system of a drive assembly, the pump unit (30) comprising at least a hydraulic motor (33), a pump (36), and a separate reservoir (41). Fluid is pumped through the motor (33) from the separate...
https://drivepatents.com/patents/976187 · 16 Apr 2014
A first electric motor cooling flow passage (120A) and a first electric motor lubrication flow passage (121A) supply oil from an electric oil pump (70) through the outer side of one end (E1) of the first electric motor (2A) to the portions (A1, A2) of the ...
https://drivepatents.com/patents/982291 · 6 Nov 2013
When temperature is low, a low-temperature mode is selected, followed by the activation of the heating mode functionality 25a of a PCU 25. Specifically, the PCU 25 sets the ratio of energy recovered by a capacitor 23 to be equal to or greater than the larg...
https://drivepatents.com/patents/983800 · 2 Oct 2013
In a cooling system structure for a vehicular water-cooled internal combustion engine (E) with a cylinder section and a cylinder body (41) and a cylinder head (42). The cooling system structure having water jackets (50A) formed in the cylinder body (41) an...
https://drivepatents.com/patents/984219 · 4 Sep 2013
An opening through which air is delivered to a radiator for an engine installed in a haulage vehicle is split into separate portions via a support frame (24, 24A). Sound absorbing ducts (17a, 17b) are each mounted over one of the partitioned opening areas ...
https://drivepatents.com/patents/990708 · 15 May 2013
The generator unit has a transmission (2) that is provided for driving the generator (1) which is connected with a drive. The generator is provided with a cooling circuit for oil. The transmission is provided with a lubrication circuit for oil. The cooling...
https://drivepatents.com/patents/995856 · 21 Nov 2012
A drive unit for earth working machines, driven with a liquid-cooled internal combustion engine, wherein the internal combustion engine is situated in the engine compartment with a bonnet, and is fitted with a main cooler (7) for cooling of cooling of the ...
https://drivepatents.com/patents/996377 · 31 Oct 2012
An electric motor includes a case, a stator disposed in an interior of the case, a rotor including a shaft disposed to be rotatable with respect to the stator, and an oil circulator to contact with oil that is accommodated or stored at the interior of the ...
https://drivepatents.com/patents/1002161 · 23 May 2012
In a fuel cell system, a compressor 130 used for supply of a gas and a motor 210 are arranged to be opposed to each other across a transmission mechanism 230, such that a motor driveshaft 212 is placed to face rotating shafts 131 of the compressor 130. Suc...
https://drivepatents.com/patents/1010137 · 17 Aug 2011
Provided is a working machine capable of decreasing a voltage of a DC busbar (DC bus) with a configuration suppressing a degradation in reliability. [0002] A hybrid type construction machine as a working machine includes: a DC bus which is connected to a r...