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.:
Date of Patent:
Sep. 28, 2004
Filed:
Apr. 18, 2003
Applicant:
Inventors:
Lung-Tsai Chang, Taoyuan Hsien, TW;
Guang-Der Tarng, Taoyuan Hsien, TW;
Assignee:
Rechi Precision Co., Ltd., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C 1/804 ; F04C 2/902 ;
U.S. Cl.
CPC ...
F04C 1/804 ; F04C 2/902 ;
Abstract
An improvement of a ring for a scroll compressor by forming a gap at an angle on the top of the ring where is less subject to pressure, and an askew tangent plane descending outwardly from the bottom of the gap to allow the lubricant passing through the gap and flowing along the askew plane into the spacing between the ring and the circulating scroll to maintain consistent lubrication among the ring, the eccentric rod and the circulating scroll when the ring floats up to the top to hold against the body of the circulating scroll.