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:
Mar. 08, 2011
Filed:
Nov. 15, 2006
Wang-dong Chen, Suzhou, CN;
Jiang Lin, Suzhou, CN;
Wei-zhong Yin, Suzhou, CN;
Abstract
A circular stapler with an automatic safety mechanism comprises a stapler body, a stapler head, an actuating mechanism and a transmission adjusting mechanism; wherein the actuating mechanism comprises a handle and a handle coat, the transmission adjusting mechanism comprises a screw rod and an adjusting knob; a stopper is disposed either inside said handle or said handle coat; a safety rod and a pulling sheet are further provided, the safety rod has a safety block on one end and has a protruding block and a pin hole as its middle portion, a cylindrical pin is inserted into the pin hole so as to get the safety rod to be pivotally connected with the stapler body; the pulling sheet has a rear portion mounted on the screw rod and has a pulling hook at its front portion, the pulling hook hooks with the protruding block.