The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6390792 B1

PDF
Full Text
Expired
Date of Patent:
May. 21, 2002

Filed:

Jan. 23, 2001
Applicant:
Inventors:

Guang-Der Tarng, Hsin Chu Hsien, TW;

Lung-Tsai Chang, Hsin Chu, TW;

Assignee:

Rechi Precision Co., Ltd., Tao Yuan Hsien, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C 1/02 ;
U.S. Cl.
CPC ...
F01C 1/02 ;
Abstract

A venting passage for isolation block of a scroll compressor and a check valve for the same. The compressor mainly comprises a fixed scroll member, an orbit scroll member, and an isolation block. The isolation block has venting passage and the venting passage has a through hole on bottom thereof and communicated with the discharging port of the fixed scroll member. A baffle is provided at top opening of the venting passage to form a muffle room. The venting passage has a floating planar valve. Moreover, the projecting ring has a plurality of venting apertures of window shape on top portion thereof and with even distribution.


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