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:
Oct. 29, 2013
Filed:
Aug. 05, 2010
Sergio Tivelli, Cividate al Piano, IT;
Sergio Tivelli, Cividate al Piano, IT;
STUCCHI S.p.A., Brignano Gera d'Adda (BG), IT;
Abstract
A quick coupling includes a first element and a second element which may be separably coupled. The first element includes a connector for connecting to a user interface, an external sleeve having helicoidal grooves and seats, and a first valved coupling for a first pressure line. The second element includes a hooking ring nut, a plurality of internal pins, a compression spring, a second valved coupling for a second pressure line, and a connector. The second element further comprises a safety ring nut and a plurality of safety pins provided along a circumference of the safety ring nut, the safety pins being configured to axially slide with the safety ring nut. The safety pins are configured to be pushed by the hooking ring nut and the compression spring into the seats of the external sleeve.