Abstract: Vises utilizing a threaded screw and nut to translate rotary motion of the screw into linear relative movement of vise components. The nut may be a half-nut urged into contact with the screw by a cam that may be operated by a lever located near the handle for turning the screw. A tail vise embodiment may be mounted to the underside of a workbench without signification bench modification and positions the screw near the front edge of the bench top. A front vise embodiment may include a screw cover to protect workpieces from contact with the screw.
Type:
Grant
Filed:
June 29, 2011
Date of Patent:
June 9, 2015
Assignee:
Lee Valley Tools Ltd.
Inventors:
Steven K. Jones, Brent K. Hyde, Brian Ebbinghaus, Paul Roach
Abstract: An adjustable router or shaper cutter assembly that facilitates the formation of an edge contour such as a rounded over contour on work-pieces of differing thicknesses.