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:
Mar. 06, 1990

Filed:

Jan. 09, 1989
Applicant:
Inventors:

Takahiro Yokomatsu, Tokyo, JP;

Kenji Mine, Tokyo, JP;

Shinichiro Kato, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285101 ; 285243 ; 285255 ; 285259 ; 285323 ;
Abstract

A hose fitting for connecting a hydraulic hose to a hydraulic system including an axially inner reduced diameter bore portion and an axially outer enlarged diameter bore portion formed with an inner circumferential groove, comprising: a cylindrical member axially slidable within the enlarged diameter bore portion and having a radial flange portion and an axial tubular portion extending axially outwardly from the radial flange portion; a collet having an outer surface; a sleeve arranged between the cylindrical member and the collet and having an inner inclined surface engageable with the outer surface of the collet, the collet being radially inwardly constrictible when the sleeve is moving axially outwardly, the hydraulic hose being crimped by axial outward movement of the sleeve; and a stop member received in the circumferential groove and adapted to limit axial outward movement of the sleeve and collet.


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