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:
Apr. 24, 2007
Filed:
Dec. 05, 2003
Kazuo Sakamaki, Ojiya, JP;
Akira Sakamaki, Ojiya, JP;
Chokichi Sato, Ojiya, JP;
Yukiwa Seiko Kabushiki Kaisha, Niigata, JP;
Abstract
To provide an excellent chuck assembly that is superior in assembling workability, may be produced in low cost and is superior in mass-production property, in which a rotary sleeve () provided on a body () is rotated, jaws () engaged with rotary nuts () are moved back and forth to be opened and closed by the rotation of the rotary nut () rotated together with the rotary sleeve () and a tool is clamped by the jaws (), a ring member () is provided in the rotary nuts (), a convex and concave engaging means is provided between the ring member () and the rotary sleeve (), and the ring member (and the rotary sleeveare retained and prevented from falling apart from each other by the convex and concave engaging means.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile