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:
Apr. 12, 2016
Filed:
Jan. 26, 2011
Hirotaka Kameishi, Tokyo, JP;
Masashi Murakami, Tokyo, JP;
Hirotaka Kameishi, Tokyo, JP;
Masashi Murakami, Tokyo, JP;
Nohmi Bosai Ltd., Tokyo, JP;
Abstract
A sprinkler headincludes a head bodyhaving a water discharging cylinderin the interior thereof, a frameconnected to the head body, a valve bodyprovided in the interior of the frameand closing a water discharging portof the water discharging cylinder, a thermosensitive portionconfigured to support the valve body, and a disk springprovided between the valve bodyand the thermosensitive portion. A set screwto be coupled to the thermosensitive portionis provided under the valve body, and the set screwis inserted into a through holeat the center of the disk spring. The set screwincludes a head portion and a leg portion, and the head portion is formed to be higher than the height of the disk spring