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:
May. 10, 2011
Filed:
Oct. 01, 2009
Kuo-chung Wang, Yunlin County, TW;
Kuo-Chung Wang, Yunlin County, TW;
Other;
Abstract
A metal plate member fixation device includes a barrel for bonding to a mounting through hole of a first metal plate member, a lock screw bolt inserted through the barrel for threading into a screw hole of a second metal plate member to lock the first and second metal plate members together, a cap molded on the head of the lock screw bolt, a spring member sleeved onto the shank of the lock screw bolt and stopped against the shoulder of the lock screw bolt and an annular inside step of the barrel, and a compressively deformable annular stop member positioned in an annular inside locating groove in the barrel around the shank of the lock screw bolt for stopping against one end of the thread of the lock screw bolt to prohibit escape of the lock screw bolt from the barrel.