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:
Jun. 16, 2009
Filed:
Jul. 11, 2008
Applicants:
John F. Zagar, Mentor, OH (US);
William K. Schimke, South Euclid, OH (US);
Inventors:
John F. Zagar, Mentor, OH (US);
William K. Schimke, South Euclid, OH (US);
Assignee:
Zagar Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 5/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A machining unit comprising a quill carrying a spindle, a tool clamping mechanism on a forward end of the spindle, a drive shaft for rotatably driving the spindle through the quill, a tool feed actuator for extending and retracting the quill to and from a home position in both axial directions, the clamping mechanism being arranged to grip a tool holder when the quill is at or forward of the home position and to release or accept a tool holder when it is rearward of the home position.