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. 09, 1995
Filed:
Mar. 18, 1994
Jinn-Fa Wu, Hsinchu, TW;
Chun-Hung Huang, Hsinchu, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
A universal spindle head device for machine tools, comprising a spindle head with a main spindle, a built-in motor, a first rotating spindle with the end fixed to said spindle head and appearing an inclined angle of 45 degrees toward the main spindle of the machine tool, and its center having a hollow passage; a second rotating spindle with its center axial line located on identical plane to center axial line of said main spindle and first rotating spindle and appearing at an inclined angle of 45 degrees toward the spindle center of the first rotating spindle; and a drive device for driving the spindle head to enable it to rotate centering around the first rotating spindle and second rotating spindle and to change over in direction in order to perform five-side processing of workpiece.