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:
Sep. 28, 2004
Filed:
Nov. 22, 2002
Dale T. Ruebsamen, Glendale, AZ (US);
Steve L. Hadden, Peoria, AZ (US);
Toren S. Davis, Peoria, AZ (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
A hermetic seal ( ) for a limited rotation device ( ) includes a plurality of vertical convolutes ( ) bonded to a device housing ( ) at their respective first ends ( ). At their respective second ends ( ), plurality of the vertical convolutes ( ) are bonded to a plurality of horizontal convolutes ( ). The plurality of horizontal convolutes ( ) are bonded to a device shaft ( ) at an end opposite of the plurality of vertical convolutes ( ). The plurality of vertical convolutes ( ) stretch in order to provide limited rotation and the horizontal convolutes ( ) expand or contract to accommodate length changes of the plurality of vertical convolutes ( ). The hermetic seal ( ) permits limited rotation while defining a barrier ( ) and preventing viscous fluid leakage to an external environment.