Hydraulic unit with integral oil cooler

Details Hydraulic unit with integral oil cooler Hydraulic unit with integral oil cooler

2006-09-28

2009-12-15

Lazo, Thomas E (Department: 3745)

Power plants

Pressure fluid source and motor

Having distinct cooling or lubricating structure

C060S329000, C060S912000

Reexamination Certificate

active

07631496

ABSTRACT:
A hydraulic unit including an integrated fluid cooler. The fluid cooler includes a flow-through type heat exchanger. The hydraulic unit can include a pump, a motor, or both a pump and a motor. The fluid cooler can be carried by a housing of the hydraulic unit and a fan for moving air through the fluid cooler and circulating air over at least a portion of the housing of the hydraulic unit can be interposed between the fluid cooler and the housing. The fluid cooler can also be configured to function as a fan shroud. Fluid from the hydraulic unit as well as fluid from other sources can be circulated through the fluid cooler.

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patent: 2062187 (1989-12-01), None
patent: 01300073 (1981-05-01), None
patent: 2001220770 (2001-08-01), None

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