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:
Aug. 30, 2005
Filed:
Jan. 23, 2004
Dai Gil Lee, Daejeon, KR;
Jin-kook Kim, Daejeon, KR;
Hui-yun Hwang, Daejeon, KR;
Young-so Yoon, Seoul, KR;
Sang-kon Kim, Seoul, KR;
Dai Gil Lee, Daejeon, KR;
Jin-Kook Kim, Daejeon, KR;
Hui-Yun Hwang, Daejeon, KR;
Young-So Yoon, Seoul, KR;
Sang-Kon Kim, Seoul, KR;
Korea Advanced Institute of Science and Technology, Daejon, KR;
Abstract
The present invention is to provide a machining tool bar in which mechanical machining properties are improved by using high stiffness composite material. According to the present invention, the tool bar includes an adaptor constructed to be coupled to a driving device, a body constructed to be mounted with cutting tools and a tip constructed to be supported by a workpiece, said body is constructed to be mounted with one or more cutting tools, wherein the adaptor and tip are made of metal material, the body is made of composite material having high stiffness, the composite material constructing the body is formed to surround at least a portion of the adaptor and at least a portion of the tip, and the metal material constructing the adaptor and tip and the composite material constructing the body are securely joined to each other in an interface therebetween.