About 61 results
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...
https://drivepatents.com/patents/1011364 · 29 Jun 2011
The truck (2) has an electrical-drive unit comprising a driver seat and/or a driver cabin. A modular, replaceable energy converter unit (1) has a cooling unit with a cooling medium and/or cooling elements for cooling the energy converter unit. The cooling ...
https://drivepatents.com/patents/1013261 · 4 May 2011
A cooling system of an electric vehicle includes a cooling medium circulation path 6 that circulates a cooling medium to an electrically powered drive means 1, 2 of a vehicle, a heat exchange means 3 between the cooling medium and external air, a cooling m...
https://drivepatents.com/patents/1016353 · 19 Jan 2011
A hybrid cascading lubrication and cooling system (200, 400) for an electrical machine (102) with nested stages is provided. The electrical machine (102) includes an inner nested stage (444) nested with respect to an outer nested stage (446). An oil pump (...
https://drivepatents.com/patents/1069694 · 1 Mar 2006
The present invention relates to the engine room structure and cooling system in a construction machine. A discharge duct (32) is installed on the outside of an engine roommain body (21) so as to cover a discharge opening (22a) provided in an engine room (...
https://drivepatents.com/patents/1071788 · 14 Dec 2005
A one piece fan shroud (10) for a vehicle, preferably a tractor, has first and second faces, a frame with top, left and right sides, a bottom, and an upper wall extending from the top of the frame. The upper wall, left and right sides of the fan shroud (10...
https://drivepatents.com/patents/1076471 · 29 Jun 2005
A drive unit comprises an electric motor, a drive unit casing 2 accommodating therein the electric motor, an inverter 3 that controls the electric motor, and a flow passage of a refrigerant that cools the inverter. The inverter defines a space R between it...
https://drivepatents.com/patents/1077180 · 8 Jun 2005
A drive unit comprises an electric motor 1, a drive unit casing 2 accommodating therein the electric motor, an inverter 3 that controls the electric motor, and a flow passage of a refrigerant that cools the inverter. The inverter is mounted on a heat sink ...
https://drivepatents.com/patents/1095887 · 21 May 2003
A power train arrangement (90) having a prime mover (111) and a transmission (113) coupled to the prime mover (111) for driving a cooling system (122) with the prime mover (111) through the transmission (113). The transmission (113) is positioned intermedi...