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:
Jul. 29, 2025
Filed:
Feb. 26, 2021
Hochiki Corporation, Tokyo, JP;
Hayato Tsurumi, Tokyo, JP;
Bo Fu, Tokyo, JP;
Hochiki Corporation, Tokyo, JP;
Abstract
A heat detector () includes: a detection portion () which is exposed to a monitoring area () and detects heat; a guard structure () which is provided around the detection portion () and protects the detection portion () from an external force on the side of the monitoring area (); and an indicator lamp () which performs a display relating to the heat detector, wherein in the indicator lamp (), at least a part includes a planar visible portion () inside the guard structure () and around the detection portion () and at least a part of the visible portion () is visible from the side of the monitoring area () over the guard structure ().