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US 5,358,392 AGranted
Horizontal hermetic compressor having an oil reservoir
AssigneeMitsubishi Jukogyo Kabushiki Kaisha
InventorTetuzou Ukai
Life of this patent
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Abstract
The present invention relates to a horizontal hermetic compressor comprising an oil reservoir 9 which is installed in a closed housing to store the lubricating oil discharged from an oil pump 51, and an oil supply pipe which connects an oil supply hole 52 to the oil reservoir 9. The opening of an oil suction pipe 56 of the oil pump 51 is positioned below the upper limit oil level height H.sub.1 of the lubricating oil 57 stored at the inner bottom of the closed housing 8.
Claims4
In a horizontal hermetic scroll compressor having a low pressure housing comprising:
- a closed housing;
- a scroll compression member and a motor contained in said housing;
- a rotary shaft extending horizontally through said housing for transmitting rotation of said motor to said compression mechanism, said rotary shaft having an oil feed hole for feeding a lubricant to said compression mechanism and the sliding surfaces of said rotary shaft;
- an oil pump mounted near the end of said rotary shaft;
- an oil suction pipe, connected to said oil pump, having an open end, said open end positioned below maximum desired oil level in said housing;
- an oil reservoir located inside said closed housing for storing lubricant from said oil pump in a position higher than said oil feed hole;
- and
- an oil feed pipe connected to said oil reservoir for supplying lubricant to said oil feed hole.
5 more elements
Dependencies are inferred from the claim text.