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:
Apr. 04, 2006

Filed:

Mar. 30, 2000
Applicants:

Wolfgang Lindermeir, Untermarchtal, DE;

Ulrich Schaub, Ulm, DE;

Reiner Haeufele, Laupheim, DE;

Inventors:

Wolfgang Lindermeir, Untermarchtal, DE;

Ulrich Schaub, Ulm, DE;

Reiner Haeufele, Laupheim, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A coupling part for a fluid coupling device, especially a hose coupling, which has a looking device switchable between two positions. The locking device has locking elements mounted on a base body, and a socket-shaped actuating element that interacts with the locking elements. The coupling part is switchable between a retaining and releasing positions by an axial releasing movement of the actuating element. In the retaining position, the locking elements hold the counterpart of the coupling, e.g. a hose stem, to prevents it from being pulled out and, in the releasing position, the locking elements release the same in order to disengage the coupling. The actuating element can be moved from the retaining position into a locking position, prohibiting a releasing movement, by rotating the actuating element in a limited manner around the longitudinal axis of the coupling. As a result, the coupling is prevented from being unintentionally disengaged.

Published as:
DE19915291A1; CA2368819A1; WO0060269A1; AU4113400A; BR0009544A; EP1166003A1; ZA200108032B; AU771633B2; EP1166003B1; ATE296421T1; DE50010399D1; US7021669B1;

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