US 6,981,907 B1
High angle grinder
Richard Korinek, Johnson, Kans. (US); Victor Jaugilas, Kansas City, Kans. (US); and William G. Walls, Leavenworth, Kans. (US)
Assigned to RailWorks Corporation, New York, N.Y. (US)
Filed on Nov. 03, 2004, as Appl. No. 10/980,409.
Int. Cl. B24B 1/00 (2006.01)
U.S. Cl. 451—5 25 Claims
OG exemplary drawing
 
15. A high angle grinding method for grinding a rail head and a closely adjacent rail structure, said method comprising:
a. mounting at least one grinding unit on said rail grinding vehicle;
b. positioning a rotatable grinding stone portion of said at least one grinding unit between said railhead and said closely adjacent rail structure by controlling lateral, vertical and angular positioning of said at least one grinding unit relative to said rail grinding vehicle;
c. grinding said railhead using a first grinding surface on first side of said grinding stone; and
d. grinding said closely adjacent rail structure using a second grinding surface on a second side of said grinding stone.