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:
Nov. 29, 2022
Filed:
Apr. 22, 2019
Senju Sprinkler Co., Ltd., Tokyo, JP;
Yasuaki Koiwa, Tokyo, JP;
SENJU SPRINKLER CO., LTD., Tokyo, JP;
Abstract
A sprinkler head includes a main body having, thereinside, a nozzle connected to a water supply pipe, a deflector having a disk shape with a plurality of slits in an edge portion, where the deflector is disposed so as to intersect with a central axis of the nozzle, and a support member configured to connect the main body to the deflector. A circular arc shaped first convex portion is formed in a direction from the center of the deflector to a position obtained by rotating the position of the support member by 90 degrees around the center, circular arc shaped first slits are disposed on either side of the convex portion, and the shape of a portion from one of the first slits to the other via the first convex portion is corrugated.