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. 26, 1999
Filed:
May. 05, 1998
Hiroshi Imai, Gyouda-shi, Saitama, JP;
Other;
Abstract
The assembly comprises the tank-side connector 1 and the hose-side socket 2 detachably connected with the tank-side connector 1. The tank-side connector 1 is constructed of: a plug 4 in which a liquid-communication valve 5 for providing liquid communication is incorporated; and, a plug guide 3 for receiving the plug 4 therein. The plug guide 3 is provided with an opening portion in its upper surface. A ring 7 is embedded in the opening portion of the plug guide 3, and provided with at least one key projection 8 in a predetermined position. The key projection 8 is so arranged as to correspond to the type of liquid stored in a tank. The socket 2 is provided with an outer sleeve 21 an outer peripheral surface of which is provided with at least one key groove 25 in a position corresponding to that of the key projection 8. The key groove 25 slidably receives the key projection 8 therein in an insertion manner. Preferably, the ring 7 is colored a predetermined color indicating the type of liquid stored in the tank.