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. 08, 2026
Filed:
Jul. 09, 2025
Hitachi-johnson Controls Air Conditioning, Inc., Tokyo, JP;
HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC., Tokyo, JP;
Abstract
A compressor with fixed and orbiting scrolls and the fixed scroll is provided with an exhaust hole for the compression chamber. The check valve comprises a valve seat, a valve plate, and a limiting plate. The valve seat comprises a base and at least two bosses. The base is provided with a first through-hole, the at least two bosses are arranged at intervals around the first through-hole, and gas flow passages are formed between adjacent bosses and in communication with the first cavity. The limiting plate is connected to an end of each of the bosses and the exhaust hole has a smaller cross-sectional area than the first through-hole. The at least two bosses encircle a sliding channel therebetween, the valve plate is slidably connected to the sliding channel and along which the valve plate is slidable between the limiting plate and the base.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile