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:
Nov. 03, 1992
Filed:
Jul. 16, 1990
Gregory W Hefler, Dunlap, IL (US);
Michael J Evancik, Chillicothe, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A flexible coupling device for sealably connecting together first and second tubular bodies which are subjected to pulsing pressures and to thermal expansion and contraction. The first tubular body includes a first tubular portion having a cylindrical end and a flange and the second tubular body includes a second tubular portion having a planar mounting surface. The flexible coupling device includes a guide ring disposed in telescopic relation with the cylindrical end of the first tubular body, a flexible bellows having first and second attachment ends, a first retaining ring for releasably securing the first attachment end of the flexible bellows to the flange and a second retaining ring for releasably securing the second attachment end and the guide ring to the planar mounting surface of the second tubular portion.