Ronald D Mchenry

US Patent:

46140638, Sep 30, 1986

Filed:

Apr 8, 1985

Appl. No.:

6/720545

Inventors:

Roger P. Crivaro - Greensburg PA
Ronald G. McHenry - Murrysville PA
Ronald M. McHenry - Pittsburgh PA

International Classification:

B24B 718

US Classification:

51174

Abstract:

A grinding apparatus and leveling process utilizing the grinding apparatus for the leveling of concrete and other masonry surface are provided. The invention particularly relates to leveling and smoothing the surfaces of foundations in preparation for the installation of industrial equipment and machinery. Specifically, a support base and a vertically height adjustable leveling base which sets atop the support base when the apparatus is in use, are provided. Mounted to the leveling base is, preferably, a power driven grinding mechanism fixed at a set vertical position relative to the leveling base.