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:
Aug. 04, 1987

Filed:

Jul. 03, 1986
Applicant:
Inventors:

Larry E Steidl, Akron, OH (US);

Christopher D Stemm, Wadsworth, OH (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425 33 ; 264315 ; 425 43 ; 425 52 ;
Abstract

A rod gland (28) has axially extending inlet and outlet grooves (64,66) at circumferentially spaced positions on a cylindrical outer surface (34) and is provided with an annular seal (60) for preventing leaks between the grooves (64,66). The annular seal (60) is positioned in a groove (59) between an adapter hub (36) and a lower clamping ring hub (38) surrounding and in sliding engagement with the cylindrical outer surface (34) of the rod gland (28) so that at the inlet and outlet grooves (64,66) the sealing is on three sides of the annular seal (60) and between the grooves (64,66) the sealing is on four sides of the annular seal (60).


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