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:
Apr. 16, 2019
Filed:
Jun. 10, 2013
Applicant:
Fisher Controls International Llc, Marshalltown, IA (US);
Inventors:
Trenton Frank Jackson, Marshalltown, IA (US);
Meredith Jan Bell, Marshalltown, IA (US);
Assignee:
Fisher Controls International LLC, Marshalltown, IA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 1/32 (2006.01); F16C 33/74 (2006.01); F16J 15/3208 (2016.01); F16K 31/126 (2006.01); F16K 5/06 (2006.01); F16K 5/04 (2006.01); F16K 1/20 (2006.01); F16K 1/48 (2006.01); F16C 29/08 (2006.01);
U.S. Cl.
CPC ...
F16K 1/32 (2013.01); F16C 33/74 (2013.01); F16J 15/3208 (2013.01); F16K 31/1262 (2013.01); F16C 29/08 (2013.01); F16K 1/2078 (2013.01); F16K 1/482 (2013.01); F16K 5/0485 (2013.01); F16K 5/0694 (2013.01);
Abstract
Actuator bushings having integral seals are described herein. An example apparatus includes a bushing having a central bore to receive a stem and an annular groove at an end of the bushing. The annular groove surrounds the bore to define a flexible ring to form a seal against the stem.