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:
May. 10, 1994
Filed:
Dec. 07, 1992
Applicant:
Inventors:
Paul E Stevenson, Livonia, MI (US);
Charles F Eagen, Ann Arbor, MI (US);
Carlton S Avant, Southfield, MI (US);
Assignee:
Ford Motor Company, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ;
U.S. Cl.
CPC ...
1376255 ; 251368 ; 156647 ;
Abstract
Described is a microvalve comprised of a movable spool and/or seat comprising a silicious spool having three planes, e.g. three planes aligned with all of the spool's planes, and a silicious seat conforming to the spool's planes. The spool and/or the seat may move to open or close the valve.