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.

Date of Patent:
May. 05, 2015

Filed:

Oct. 16, 2009
Applicants:

Bashir Husein Harji, Cottenham, GB;

Christopher Mitchelmore, Cottenham, GB;

Malcolm Withers, Bar Hill, GB;

Inventors:

Bashir Husein Harji, Cottenham, GB;

Christopher Mitchelmore, Cottenham, GB;

Malcolm Withers, Bar Hill, GB;

Assignee:

Cambridge Reactor Design Limited, Cambridgeshire, GB;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/00 (2006.01); F16K 15/02 (2006.01); B25B 27/00 (2006.01); B25B 27/26 (2006.01);
U.S. Cl.
CPC ...
F16K 15/025 (2013.01); Y10T 29/49412 (2015.01); B25B 27/0028 (2013.01); B25B 27/26 (2013.01);
Abstract

An improved valve assembly having an integral single piece housing () having an inlet (), an outlet and defining an inwardly extending wall forming a valve seat (); a valve member () moveable within the housing () between a closed position and an open position and a seal () to form a fluid tight seal between the valve member () and the valve seat () when the valve member is in the closed position. The seal () also acting to retain the valve member () within the housing () and in which the housing defining end portions which extend axially away from the valve member () at any position of the valve member between the open and closed positions.


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