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:
Apr. 16, 2002
Filed:
Aug. 01, 2000
Michael P. Hardesty, Dale, IN (US);
Thermwood Corporation, Dale, IN (US);
Abstract
In a machine tool having a base member, a member moveable relative to the base member, an elongated drive screw supported on the base member and an operative connection between the moveable member and the drive screw whereby upon driving the drive screw the moveable member will be caused to be displaced relative to the base member, an anti-whip device generally consisting of a drive screw support member pivotally supported on the base member, having angularly spaced arm sections alternatively disposable in a line of travel of the operative connection and engageable with the elongated drive screw in supporting relation at points intermediate the ends thereof, each of the arm sections being engageable by a component of the moveable member as it traverses in a selected direction to cause the arm section to pivot out of its drive screw support engagement, ahead of the operative connection, and simultaneously cause the other of the arm sections to pivot into its drive screw support engagement, behind the passage of the operative connection, and means for yieldingly biasing each of the arm sections into engagement with the drive screw when the arm section is in its drive screw engaging position.