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:
Sep. 15, 2009
Filed:
Mar. 19, 2008
Kwok Kuen SO, Kowloon, HK;
Kwok Kuen So, Kowloon, HK;
Progressive International Corporation, Kent, WA (US);
Abstract
A can opener () has two pivotal handles (and), a traction wheel () and a cutter blade () movable by respective handles (and) for cutting open a can, and a pivotable lever (). There is a ratchet assembly () driven by the lever () upon reciprocation for operating the traction wheel () and cutter blade (), which has a ratchet wheel () connected with the traction wheel () and a spring-loaded pawl () movable by the lever () for turning the ratchet wheel () in a driving direction (D) upon reciprocation of the lever (). The pawl () has front and rear ends (and) taken in the driving direction (D), with the front end () in engagement with the lever () and the rear end () engageable with the ratchet wheel () for turning the same.