Patent ID: 8282323
Filing Date: 2012-10-09
Classification: B25H,B27C,Y10T

Abstract:
1. A rotary cutter lifting apparatus comprising: a table plate having an upper surface, a lower surface and an opening extending from the upper surface to the lower surface; a carriage disposed beneath the table plate and adapted for supporting the rotary cutter; an adjustment mechanism positioned entirely below the table plate upper surface; a lift wheel of the adjustment mechanism which is rotatable about a lift wheel axis and has a circular outer surface which is concentric about the lift wheel axis and defines a lift wheel outer diameter; a first position of the lift wheel in which a first portion of the circular outer surface is adjacent the opening and a second portion of the circular outer perimeter is lower than the first portion and lower than the table plate lower surface; wherein the lift wheel is rotatable from above via the opening by engagement with the circular outer surface; and rotation of the lift wheel causes vertical movement of the carriage.