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:
Mar. 21, 2000
Filed:
Apr. 02, 1998
Guang-Der Tarng, Hsin Chu Hsien, TW;
Lung-Tsai Chang, Hsin Chu, TW;
Rechi Precision Co., Ltd., Taoyuan Hsien, TW;
Abstract
A volute compressor includes, a frame mounted inside a housing thereof, a fixed volute coupled to the frame at the top, a rotary volute mounted on the frame and defining with the fixed volute a plurality of compression chambers, a plurality of first locating blocks and a plurality of second locating blocks mounted on the frame at the top and spaced around the fixed volute and the rotary volute, a plurality of spring plates connected between the first locating blocks and a shoulder of the fixed volute to stop the fixed volute from rotary motion relative to the rotary volute, and a plurality of stop plates fixedly mounted on the second locating blocks, the stop plates each having a free end suspending above the shoulder of the fixed volute to limit upward movement of the fixed volute.