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:
Feb. 24, 2015
Filed:
Nov. 25, 2010
Takehiro Okuno, Hadano, JP;
Ryo Onose, Hadano, JP;
Koji Sakane, Hadano, JP;
Koichi Homma, Hadano, JP;
Takehiro Okuno, Hadano, JP;
Ryo Onose, Hadano, JP;
Koji Sakane, Hadano, JP;
Koichi Homma, Hadano, JP;
Nittan Valve Co., Ltd., Hadano-shi, JP;
Abstract
A burring apparatus for a friction welding machine comprises a clamp unit provided at the front end of a horizontal main spindle, for holding work piece Wcoaxial with the main spindle, a clamp unit provided at the front end of a slide movable to and away from the main spindle in the direction of the axis of the main spindle and a doughnut-shaped cutter for shearing off a burr. Work piece Wis moved forward together with the slide until work piece Wcomes into contact with work piece Wso that the mated ends of work pieces Wand Ware friction welded together to form a joint work piece W. The burr formed on the jointed work piece W is sheared off by the cutter. The jointed work piece W is then liberated from the main spindle.