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:
Oct. 16, 2012
Filed:
Mar. 12, 2007
Hideki Sadaoka, Tochigi, JP;
Hiromi Oshima, Tochigi, JP;
Shinji Nogami, Tochigi, JP;
Minoru Suzuki, Tochigi, JP;
Makoto Ouchi, Tochigi, JP;
Masanori Kikuchi, Tochigi, JP;
Hideki Sadaoka, Tochigi, JP;
Hiromi Oshima, Tochigi, JP;
Shinji Nogami, Tochigi, JP;
Minoru Suzuki, Tochigi, JP;
Makoto Ouchi, Tochigi, JP;
Masanori Kikuchi, Tochigi, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
The spindle drive unit of a combined machine tool drives the spindle. The tip end of the spindle is provided with a boring tool and a tool head having a rough grinding stone and a finishing grinding stone. The spindle drive unit has a first support unit and a second support unit capable of receiving the spindle therethrough and supporting it rotatably, a linear motor and a column slide mechanism for moving the first and second support unit in the axis direction of the spindle, and a spindle motor for rotating the spindle.