Oil pump for a scroll compressor
AssigneeLG Electronics Inc.
InventorsMyung Kim, Byeong Lee
Life of this patent
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Abstract
An oil pump for a compressor includes a driving shaft having an oil passage, a gear driving unit coupled to the drive shaft, a pump body having a driving shaft insertion groove, a friction reducing member assembled on the driving shaft insertion groove to reduce friction between the driving shaft and pump body, and a a gear unit coupled to the pump body and rotating with rotation of the driving shaft. The pump may further include a pump cover coupled to the pump body and having an intake for inhaling oil.
Claims20
An oil pump for a scroll compressor comprising:
- a driving shaft having an oil passage;
- a gear driving unit coupled to the drive shaft;
- a pump body having a driving shaft insertion groove;
- a friction reducing member, assembled on the driving shaft insertion groove, to reduce friction between the driving shaft and pump body;
- a gear unit coupled to the pump body and rotating with rotation of the driving shaft;
- and
- a pump cover coupled to the pump body and having an intake for inhaling oil.
An oil pump of a scroll compressor comprising:
- a pump body;
- a driving shaft coupled to the pump body;
- a gear unit installed on the pump body and rotating with rotation of the driving shaft;
- a friction reducing member for reducing friction between the driving shaft and the pump body;
- a pump cover coupled to the pump body;
- and
- a filter member coupled to the pump cover and filtering foreign elements in oil.
An oil pump of a scroll compressor, comprising:
- a pump body;
- a driving shaft coupled to the pump body, and having a first horizontal oil passage for inhaling oil and a second oil passage coupled to the first oil passage;
- a friction reducing member for reducing friction between the driving shaft and pump body;
- a gear unit inserted on the pump body and rotating with rotation of the driving shaft;
- a pump cover coupled to the pump body and having an intake for inhaling oil and an outlet for discharging oil.
Dependencies are inferred from the claim text.