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:
Feb. 04, 2020
Filed:
Jan. 31, 2013
Applicant:
Marioff Corporation Oy, Vantaa, FI;
Inventors:
Jarmo Helasuo, Espoo, FI;
Arto Huotari, Helsinki, FI;
Assignee:
MARIOFF CORPORATION OY, Vantaa, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A62C 35/68 (2006.01); A62C 99/00 (2010.01); A62C 31/05 (2006.01); A62C 37/14 (2006.01); B05B 1/00 (2006.01);
U.S. Cl.
CPC ...
A62C 35/68 (2013.01); A62C 31/05 (2013.01); A62C 37/14 (2013.01); A62C 99/0072 (2013.01); B05B 1/00 (2013.01);
Abstract
An exemplary fire suppression sprinkler includes a housing () that establishes a flow path for discharging fire suppression fluid. A water seat () is configured to block the flow path. A polymer seal () is supported within the housing () and engages the water seat () for sealing an interface between the flow path and the water seat (). A spring member () biases the polymer seal () into engagement with the water seat ().