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:
Aug. 21, 1990
Filed:
Mar. 02, 1989
Applicant:
Inventors:
SriKrishna Chatrathi, Blue Springs, MO (US);
Robert L DeGood, Blue Springs, MO (US);
Assignee:
Fike Corporation, Blue Spring, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137115 ; 137 70 ; 137467 ;
Abstract
A backflash interrupter device is provided which can be placed in-line in a run of pipe, duct, or the like for preventing a pressure wave and any subsequent flame front traveling along the run from passing beyond the device. The preferred backflash interrupter device includes a chamber base and a vent cap cooperatively defining a transfer chamber with at least two fluid-conducting members coupled therewith with the distal ends thereof configured for coupling with respective terminal ends of portions of the run of pipe, duct, or the like.