Variable capacity wobble plate compressor

Details Variable capacity wobble plate compressor Variable capacity wobble plate compressor

1992-05-18

1993-01-26

Smith, Leonard E.

Pumps

Condition responsive control of drive transmission or pump...

Adjustable cam or linkage

417270, F04B 2504

Patent

active

051818310

ABSTRACT:
A variable capacity wobble plate compressor including a cylinder block, the cylinder block having a plurality of cylinders formed therein and a bearing-receiving hole formed therethrough, bearings received within the bearing-receiving hole, a discharging space defined on one side of the cylinder block, a crankcase defined on the other side of the cylinder block, a wobble plate accommodated within the crankcase and mounted on a drive shaft, a plurality of outlet ports communicating between respective ones of the cylinders and the discharging space, discharge valve means having a plurality of valve elements for closing and opening respective ones of the outlet ports, and a fixing member securing the discharge valve means to the cylinder block at the one side thereof, wherein the fixing member has a high pressure-introducing passage formed therethrough for introducing high-pressure refrigerant gas within the discharging space to the bearing-receiving hole, and then into the crankcase. The high pressure-introducing passage comprises a bore formed therein and extending from the head to the front end, and a restriction bore formed through the front end, the restriction bore opening into the bearing-receiving hole.

REFERENCES:
patent: 5026316 (1991-06-01), Kurosawa et al.

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