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.:

US 8950434 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 10, 2015

Filed:

Mar. 09, 2009
Applicant:

Bill R. Hutchins, Warwickshire, GB;

Inventor:

Bill R. Hutchins, Warwickshire, GB;

Assignee:

Land Rover, , GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P 9/00 (2006.01); B01D 19/00 (2006.01); F01P 11/02 (2006.01); F16L 55/027 (2006.01);
U.S. Cl.
CPC ...
B01D 19/0036 (2013.01); F01P 11/029 (2013.01); F16L 55/02736 (2013.01); B01D 19/0042 (2013.01); B01D 19/0068 (2013.01); F01P 11/028 (2013.01);
Abstract

A flow restrictor for use in a cooling system of an internal engine comprises a housing enclosing an elongate body, a number of alternating first and second circumferentially extending passages formed in the elongate body. Each first passage is separated from a respective adjacent second passage by a respective land and at least one transfer passage extending across each land so as to connect the first and second passages on each side of the land and provide a significant loss in fluid momentum.


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