Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With pump for non-working fluid
Reexamination Certificate
2006-09-19
2008-10-28
Trieu, Theresa (Department: 3748)
Rotary expansible chamber devices
Heat exchange or non-working fluid lubricating or sealing
With pump for non-working fluid
C418S094000, C418S055100, C418S055600, C184S006160
Reexamination Certificate
active
07442018
ABSTRACT:
A compressor comprises, in a container body, an electric element, and a compressive element driven by the electric element. An oil storage is provided in the bottom, and an oil pump is provided to suck up oil from the oil storage. The oil pump includes a cylinder fixed to a lower support frame, a rotator axially installed on the lower end of a driveshaft and operative to rotate within an inner space of the cylinder, and a suction pipe having an upper end connected to a communication notch formed in the cylinder and a lower end inserted and arranged in the oil storage. In this compressor, the upper end of the suction pipe is protruded into the communication notch of the cylinder to configure an oil residue pool.
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Aida Kenji
Kiyokawa Yasunori
Sugimoto Kazuyoshi
Sanyo Electric Co,. Ltd.
Trieu Theresa
Weingarten Schurgin, Gagnebin & Lebovici LLP
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