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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 11111918 B1

PDFFull Text
Date of Patent:
Sep. 07, 2021

Filed:

Aug. 19, 2016

Rotary device, rotary system, and fluid machinery, to which press-actuated gate valve mechanism is applied

Applicant:

Beijing Rostar Technology Co. Ltd., Beijing, CN;

Inventors:

Qihuai Yao, Beijing, CN;

Frank Yao, Beijing, CN;

Assignee:

BEIJING ROSTAR TECHNOLOGY CO. LTD., Beijing, CN;

Attorney:

Merchant & Gould P.C.

Primary Examiner:

Theresa Trieu

Int. Cl.
CPC ...
F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 2/00 (2006.01); F04C 15/00 (2006.01); F04C 2/356 (2006.01); F01C 1/356 (2006.01); F01C 21/08 (2006.01); F16K 31/16 (2006.01);
U.S. Cl.
CPC ...
F04C 2/356 (2013.01); F01C 1/356 (2013.01); F01C 21/0854 (2013.01); F04C 15/0007 (2013.01); F04C 2230/602 (2013.01); F16K 31/16 (2013.01);
Abstract

The present disclosure provides a rotary device and a rotary system, to which a press-actuated gate valve mechanism is applied. In the rotary device and the rotary system, a pressure fluid chamber is disposed on an outside of a gate valve groove so that an action of a gate valve is controlled by means of a fluid pressure. Based on the rotary device and the rotary system, the present disclosure also provides a fluid motor, a compressor, a pump and a compressor corresponding to the rotary device and the rotary system.

Find Patent Forward Citations

Yao, Qihuai. (2021). Rotary device, rotary system, and fluid machinery, to which press-actuated gate valve mechanism is applied (U.S. Patent No. 11111918). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11111918

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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