Back to results
US 4,768,312 AGranted
Rail grinding machine
AssigneeWilliams & White Machine Shop
InventorChristopher Williams
Life of this patent
Estimating the term…
Abstract
Apparatus to grind the rail of a track. The apparatus includes a contoured wheel having an outer surface of a predetermined contour. An abrasive belt is supported by the contoured wheel. At least one driven wheel receives the belt and drives the belt. There is a motor to drive the driven wheel and a chassis to carry the apparatus over the track.
Claims10
Apparatus to grind the rail of a track, the apparatus comprising:
- a contoured wheel having an outer surface of a predetermined contour comprised of a plurality of flat rollers mounted to define the predetermined contour;
- an abrasive belt supported by the contoured wheel;
- at least one driven wheel to receive the belt and drive the belt;
- means to drive the driven wheel;
- and
- a chassis to carry the apparatus over the track.
3 more elements
Apparatus to grind the rail of a track, the apparatus comprising:
- a chassis to move along the track;
- a frame including a longitudinal member mounted on the chassis;
- belt support wheels mounted at each end of the longitudinal member;
- a motor to drive each belt support wheel;
- an upright attached to the longitudinal member;
- a contoured wheel having an outer surface of a predetermined contour attached to a lower end of the upright;
- an idler wheel at an upper end of the upright;
- and
- an abrasive belt supported by the contoured wheel and the idler wheel and extending around the belt support wheels at each end of the longitudinal member.
6 more elements
Dependencies are inferred from the claim text.