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:
Jun. 16, 2026
Filed:
Jun. 29, 2023
Wujiang Tianlong Electronic Machinery Eqpt Co., Ltd., Suzhou, CN;
Abstract
An explosion-proof spiral exhaust pressure relief device for mine is provided, relating to the technical field of explosion-proof pressure relief devices. A main structure of the explosion-proof spiral exhaust pressure relief device for mine includes an explosion-proof pressure relief housing and a first explosion-proof pressure relief inner core. An exhaust cavity is arranged inside the explosion-proof pressure relief housing in an axial direction. The exhaust cavity is open at one end of the explosion-proof pressure relief housing, and the other end of the explosion-proof pressure relief housing is provided with pressure relief holes communicating with the exhaust cavity. The first explosion-proof pressure relief inner core is arranged in the exhaust cavity. An outer wall of the first explosion-proof pressure relief inner core is provided with at least one explosion-proof spiral pressure relief channel.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile