U.S. patents available from 1976 to present. U.S. patent
applications available from 2005 to present.  Belt shifting
idler pulley for reciprocating an abrasive belt  Patent 5830046
Issued on November 3, 1998. Estimated Expiration Date:
Icon_subject October 28, 2016. Estimated Expiration Date is
calculated based on simple USPTO term provisions. It does not
account for terminal disclaimers, term adjustments, failure to
pay maintenance fees, or other factors which might affect the
term of a patent. Abstract Claims Description Full Text  Patent
References           Belt stabilizing apparatus Patent #:
4023426 Issued on: 05/17/1977 Inventor: Duryea, Jr.  More ...
No. 741018 filed on 10/28/1996  US Classes:  451/297, Belt
tracking451/304, Reciprocating band carrier451/311, Tension
device451/513, Including endless band tool holding
member474/122, For shifting belt laterally474/133Guide roll
mounted for movement of its axis along arcuate path to tension
belt   Primary: Eley, Timothy V.  Attorney, Agent or Firm  I