Concealed horizontal sidewall sprinkler
US12090355B2 · kind B2 · utility
0Cited by
60References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 8, 2021 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | Mar 12, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B1/267
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A concealed sprinkler includes a sprinkler body having a flow passage therethrough with an inlet end and an outlet end. A closure device is secured at the outlet end of the flow passage by a heat responsive trigger. A deflector assembly includes a deflector plate and a button secured to an upstream side of the deflector plate. The deflector assembly is movably supported to the sprinkler body by at least one arm. The button defines an aperture that extends unobstructed all the way through the button from an upstream side to a downstream side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.