Class 451/507 - Actuated by compression of support

Subclass of Class 451 - Abrading
Definition: Tool support wherein expansion of the external surface is
No. of patents: 20
Last issue date: 05/15/2007

Number	Title	Issue Date
7217126	Dental instrument sharpening stone system A hand-held dental mirror carrying a sharpening stone for a dental instrument such as a curette, comprising a shaft supporting a mirror, a hand grip coupled to the shaft, and a sharpening stone coupled to the shaft. ...	05/15/2007
7186174	Sanding block holder Apparatus 10 discloses a sanding block holder incorporating locking tabs 22 used to lock the removable side wall 20 into a compressing state upon the sanding block 16. To release compression on the sponge 16, the tab 22 is s...	03/06/2007
7111353	Applicator An applicator mounted on a hand T-bar tool has a split tube removably supported on the bar of the tool and a coating material applying sleeve secured to the tube. The tube and sleeve have upwardly and inwardly inclined opposite ends with bottom lips for applying coa...	09/26/2006
6955591	Adjustable abrading tool An abrading tool, abrasive star and abrading kit, in which the abrading kit includes the abrasive star and the abrading tool. The abrading tool includes a threaded drive rod, retaining member for retaining an abrasive material about the threaded drive rod, an expand...	10/18/2005
6908267	Variable radii cutter A variable radii cutter which eliminates the need for having to provide a wide assortment of cutting tool bits for continuously imparting various sizes of radii on a workpiece is disclosed. In one embodiment, the variable radii cutter has a cutter in the form of a p...	06/21/2005
6685547	Pneumatic sanding roll for flexible abrasive cloth sleeve The pneumatic sanding roll has an elongate housing with an outside driving axle separated from an inside portion by a large diameter disc. An air supply channel extends in the housing from the driving axle to a mouth of the inside portion. A spacer is in ...	02/03/2004
6645060	Expandable wheel for supporting an endless abrasive belt An expandable wheel for supporting an endless abrasive belt. The present invention relates more particularly to an expandable wheel for supporting an endless abrasive belt, which includes an hub having an axis and a plurality of wheel segments engaged wit...	11/11/2003
6547643	Surface polishing applicator system and method System and method for locating and polishing a stain or protrusion on a surface of a vehicle. The stain or protrusion may be located by placing a plastic film between a portion of a human hand and the surface. The stain or protrusion may then be removed a...	04/15/2003
6439967	Microelectronic substrate assembly planarizing machines and methods of mechanical and chemical-mechanical planarization of microelectronic substrate assemblies A plurality of planarizing machines for microelectronic substrate assemblies, and methods of mechanical and chemical-mechanical planarization of microelectronic substrate assemblies are disclosed. The planarizing machines for processing microelectronic su...	08/27/2002
6241579	Surface polishing applicator system and method System and method for locating and polishing a stain or protrusion on a surface. The stain or protrusion may be located by placing a plastic film between a portion of a human hand and the surface. The stain or protrusion may then be removed and/or polishe...	06/05/2001
6163917	Rotating brush for surface treatment of working pieces Disclosed is a rotating brush for surface treatment of working pieces. The rotating brush includes a brush fitting clamped between two clamping disks. The brush is so designed that the two clamping disks present on their opposing sides an axial shoulder o...	12/26/2000
6152814	Expandable abrasive belt for use with inflatable tool An expandable abrasive sleeve is used on an inflatable tool for abrading or finishing a surface of a workpiece. The inflatable tool includes an inflatable bladder clamped at first and second ends of a core having an elastomeric outer core portion. The inf...	11/28/2000
6139414	Flexible tool for plateauing a surface The present invention provides a radially expandable plateauing tool for finishing bore surfaces. The tool includes a shank for attachment to a means for rotation, and a substantially cylindrical portion including an outer work-engaging surface including ...	10/31/2000
5947806	Power sander A power sander. The power sander includes a unitary motor shaft, first and second handles and a sanding assembly. The second handle is a stabilizing handle that is detachably coupled to the motor shaft. The first and second handles and the sanding assembl...	09/07/1999
5672096	Inflatable tool An inflatable tool is used for abrading or finishing a surface of a workpiece. The inflatable tool includes an inflatable bladder clamped at first and second ends of a core having an elastomeric outer core portion. The inflatable bladder is inflated by a ...	09/30/1997
5185970	Expanding device for supporting grinding sleeves The expanding device for supporting emery cloth sleeves in particular, includes a shaped shaft which concentrically supports a plurality of mutually facing disks which can slide in an axial direction and which are rigidly rotationally connected with the s...	02/16/1993
5119602	Pipe fitting reamer A tool for cleaning internal cylindrical surfaces provides for removal the abrasive particles without grinding them into the surface. The tool comprises a shank having a head at one end adjacent a square shaft portion, and a threaded portion at the other ...	06/09/1992
4993192	Power sanding device Improved power-driven abrading devices comprising a motor, a housing enclosing said motor, a drive shaft extending parallel to and below the axis of said housing, means coupling said motor to drive said drive shaft, a resilient drum releasably mountable a...	02/19/1991
4711142	Saw sharpening apparatus A hand-held, motor driven apparatus for sharpening saw blades wherein a small grinding drum having its axis transverse to the saw blade provides a hollow ground sharpening action and the body of the apparatus extends over each side of the grinding drum to...	12/08/1987
4458453	Rotary tool and fluid motor A rotary tool driving an abrasive member about a rotational axis is disclosed. The tool includes a fluid motor comprising an inner stator assembly having a longitudinal stator body and trunnions extending generally axially endwise from the stator body, th...	07/10/1984

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Class 451/507 - Actuated by compression of support