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. 22, 1994
Filed:
Jun. 19, 1992
Applicant:
Inventor:
Earl S Nickerson, Jr, Little Compton, RI (US);
Assignee:
The United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M / ;
U.S. Cl.
CPC ...
73 37 ; 73 498 ;
Abstract
A fixture for pressure testing sight glasses includes a base having a reced pressure chamber therein, a peripheral seal ring in the pressure chamber and a supply passage for supplying a pressurized fluid to the pressure chamber. The test fixture is operable by securing a sight glass on the fixture so that the sight glass is received in sealing engagement with the seal ring above the pressure chamber in order to apply a predetermined fluid pressure to the sight glass.