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:
Nov. 16, 2021

Filed:

Feb. 10, 2016
Applicant:

Ems-patent Ag, Domat/Ems, CH;

Inventors:

Thomas Jeltsch, Domat/Ems, CH;

Patrick Schmid, Mels, CH;

Ming Jiann Cheung, Jiangsu, CN;

Assignee:

EMS-PATENT AG, Domat/Ems, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L 37/14 (2006.01);
U.S. Cl.
CPC ...
F16L 37/148 (2013.01);
Abstract

A connection device for at least one plug-in portion including an annular external groove includes a housing, into which at least one plug-in portion can be plugged, and also at least in each case one integral locking element and a securing device. A locking element includes a securing portion and a locking portion which can be preassembled in the housing. In the preassembled state, the locking portion, by elastic deflection, permits a plug-in portion to be plugged into the housing and brings about the locking of the plug-in portion in the housing. By means of the securing device, the securing portion can be secured on an outer side of the housing opening against displacement in a circumferential direction. A securing device is designed as a ring which engages around the housing and is movable on the housing at least axially counter to a resistance and has an axial recess in a plugging-in direction. A cam arranged on the securing portion of the locking element engages in the recess, as a result of which displacement of the locking element in relation to the securing device is prevented.


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