The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 1985
Filed:
Sep. 03, 1982
William E Shank, Waynesboro, PA (US);
Kenneth K Bercaw, Waynesboro, PA (US);
Litton Industrial Products, Inc., Waynesboro, PA (US);
Abstract
A centerless grinder comprising a machine frame including bearings for supporting a shaft and a portion having a bore defined therein, a regulating wheelhead driving including a main drive shaft including a first shaft portion adapted to be supported by the bearings, a second threaded shaft portion axially adjacent the first shaft portion, and a third shaft portion extending through the bore, the third portion axially adjacent the second threaded portion and tapered inwardly toward the second shaft portion, a clamping ring having a threaded inner diameter for threadedly engaging with the second threaded shaft portion, and a plurality of holes defined in the outer diameter thereof for engagement by a suitable tool for rotating the clamping ring, a drive coupling having a tapered bore defining a surface for mating engagement with the tapered third shaft portion, and a threaded outer diameter, and drive lugs on the end remote from the first shaft portion, and a locking ring having a threaded inner diameter for threadedly engaging the threaded outer diameter of the drive coupling, and a plurality of holes defined in the outer diameter thereof for engagement by a suitable tool for rotating the locking ring, the locking ring being threadedly rotatable from a first position forcefully engaging and locking the clamping ring to a second position forcefully engaging the portion of the machine frame having the bore defined therein to break the frictional bond between the drive coupling and the tapered shaft portion.