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:
Aug. 14, 2018
Filed:
Dec. 26, 2014
Shanghai Hongyan Returnable Transit Packagings Co., Ltd., Shanghai, CN;
Zhengwei Fang, Shanghai, CN;
SHANGHAI HONGYAN RETURNABLE TRANSIT PACKAGINGS CO., LTD., Shanghai, CN;
Abstract
A tamper-evident device for valves comprises: an anti-theft buckle (), provided with an anti-theft buckle body (), a pulling portion (), a tearable portion (), an elastic hook (), and a position limiting surface (); an anti-theft cover (), provided with a position limiting contour () and a hook receiving portion (); and a position limiting slot () provided at a passage outlet () of a valve body (). During use, the anti-theft cover () is connected to the passage outlet (), and the elastic hook () is hooked to the hook receiving portion () and fitted to position limiting slot () to limit relative positions of the anti-theft cover () and the valve body (). Also disclosed is a valve having the temper-evident device. The temper-evident device is easy to open and can effectively prevent stored materials from being stolen.