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:
Jan. 21, 2014
Filed:
Jun. 10, 2008
Hsien-chung Tuan-mu, Taichung, TW;
Hsien-Chung Tuan-Mu, Taichung, TW;
Apex Tool (HK) Limited Taiwan Branch, Taichung, TW;
Abstract
A ratchetable open-ended wrench includes a handle H for a hand to grasp, a wrench headlocated on one end of the handle, and a fastener roomlocated in the wrench headfor accommodating a workpiece W to be rotated. The wrench headfurther includes a first jawhaving a first driving wall, a second jawhaving a second driving wallfacing the first driving wall, an inner wallextending from the second driving wallinto the second jaw, a fastener-jaw room, an auxiliary jaw retracting opening, an auxiliary jawcapable of longitudinally sliding into the auxiliary jaw retracting openingin an elastic way, and an auxiliary jaw limiting membercoupled to a limiting slot. The auxiliary jawfurther includes an exterior endhaving a pillowin contact with the driving walland a pushing surfacefor working together with the first jawto grip the workpiece W under operation, an interior end, and a limiting slot