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. 01, 2006
Filed:
Oct. 17, 2003
Applicant:
John Derek Guest, Maidenhead, GB;
Inventor:
John Derek Guest, Maidenhead, GB;
Assignee:
John Guest International Limited, Middlesex, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 37/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
The disclosure relates to a temporary closure device for a throughway comprises a sleeve to fit in the throughway and a core located in the sleeve. The core has an annular rupturable connection locating the core in the sleeve to prevent flow of fluids through the sleeve. The annular connection is rupturable by displacing the core axially in the sleeve to allow fluid to flow through the sleeve.