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:
Jul. 23, 1991
Filed:
Apr. 02, 1990
Kazumi Kasai, Namerikawa, JP;
Yoshida Kogyo K.K., Tokyo, JP;
Abstract
A buckle (10) comprises a plug (11) and a socket (12) releasably engageable with the plug (11). The socket (12) includes a socket body (21) having an opening (28) formed in its front end, and a pair of catch plates (22, 22) pivotally mounted at their respective middles on the opposite sides of the socket body (21) and each having at its front end an engaging prong (37, 37) and its rear end an abutment (38, 38). The plug (11) includes a plug proper (14) having a shank (14'), a plug head (16) formed contiguously to the front end of the shank (14') and having on its opposed sides a pair of engaging shoulders (17, 17) and means (19a, 19b) provided on the front end of the plug head (16) for, when the plug proper (14) is fully forced into the socket body (21), urging the abutments (38, 38) outwardly apart from each other so that the catch plates (22, 22) rotate in the direction to bring their engaging prongs (37, 37) into catching engagement with the engaging shoulders (17, 17) of the plug proper (14).