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:
Dec. 05, 2000
Filed:
Jan. 19, 1999
Applicant:
Inventors:
Bryan A Zachary, Alvin, TX (US);
Angela E Summers, Houston, TX (US);
Assignee:
Triconex, Incorporated, Irvine, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137-1 ; 137557 ; 251 26 ; 251 3001 ; 60403 ;
Abstract
A binary voting solenoid arrangement 10 is provided which operates in a '2 out of 3' manner to provide relatively high safety, low spurious tripping and a relatively low installation cost, while also enabling on-line testing of each solenoid individually without process interruption. Solenoid arrangement 10 is preferably manifolded (not shown), to facilitate maintenance on any detected failure, and to simplify installation and replacement.