Class 411/253 - Gripping member includes a tapered section adapted to be axially depressed to cause radial movement of a portion thereof

Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Device wherein the locking member is formed with an axially
No. of patents: 4
Last issue date: 08/01/2006

Number	Title	Issue Date
7083372	Washer and fastening element A washer for a fastening element, having a circumferential flange, having an annular washer body provided with an opening, and having at least one holding web, wherein on the inner face of the opening there are disposed at least two claws, which jut radially into th...	08/01/2006
6994503	Quick-lock nut for a disc-like tool A quick lock nut (1) for positive friction locking securement of a disc-like tool (2) to an external thread (3) on a working spindle (4) driven about an axis of rotation (A), having an associated inner threaded part (5) and a manua...	02/07/2006
4684284	Anti-rotation lock assembly Anti-rotation lock asembly includes a male threaded member that may be releasably locked in any desired axially adjusted position relative to a mating female threaded member by means of one or more wedge keys that are forced axially into notches in an end...	08/04/1987
4636121	Holding screw A holding screw rotatable in an inward direction having means to prevent or retard rotational movement in the opposite direction. The screw device includes a conventional screw body having external helical threads to move the screw inwardly by rotating in...	01/13/1987

PatentStorm