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:
Nov. 12, 2002

Filed:

Oct. 26, 2000
Applicant:
Inventors:

Alex David Colvin, Oak Park, MI (US);

Kenneth Miller Junkins, Ann Arbor, MI (US);

Assignee:

Ford Global Technologies, Inc., Dearborn, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 7/00 ; E21B 4/700 ;
U.S. Cl.
CPC ...
G01N 7/00 ; E21B 4/700 ;
Abstract

An apparatus ( ) for measuring the amount of air entrained in the fluid of a power steering pump. The apparatus includes a fluid conduit ( ) having a connector ( ) adapted to connect to a power steering pump ( ) with the fluid conduit ( ) in fluid communication with the internal fluid cavity ( ) of the power steering pump ( ). A pressure gauge ( ) is operatively connected to the fluid conduit ( ) for determining the pressure in the power steering pump ( ), and a meter ( ) is operatively connected to the fluid conduit ( ) for measuring the rate at which mass is removed from the power steering pump ( ). The apparatus further includes a vacuum pump ( ) operatively connected with the fluid conduit ( ) for drawing air out of the power steering pump ( ).


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