Matches 251 - 300 out of 424 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
5713758 Cordlock retention  
The invention is directed to a cordlock retention mechanism for a power tool such as an automotive polisher. The housing includes a pair of electrical contact blades which may be plugged into an...
5709200 Router machine  
A router machine for cutting a groove in pavement and the like for repairing cracks includes a pair of frame members mounting a shroud therebetween. A cutter head drive shaft is mounted by the...
5690541 Methods and apparatus for polishing seal surfaces in a nuclear reactor  
Methods and apparatus for polishing seal surfaces in a nuclear reactor are described. One embodiment of the apparatus includes a universal joint which has a universal joint housing and a drive...
5690545 Motorized rotary tool having a head mounted by a pivotal joint  
A motorized rotary tool having a drive motor mounted on a distal end of a tubular wand is provided. A drive shaft is operatively coupled to the drive motor and extends along the length of the...
5681214 Hand power tool  
A hand power tool formed as a hand-guided angular grinder has a tool, and an electric-motor drive for the tool, a housing accommodating the drive and carrying a central bearing pin, a handle...
5678272 Power tool having a quick release system for attaching a working element  
A power tool is provided which includes a shaft rotatably driven by the motor and an axial lining in the central bore of the working element. A counterweight assembly is attached to the shaft for...
5679066 Eccentric disk grinder with a grinding disk brake  
An eccentric disk grinder has a grinding disk, an eccentric shaft fixedly connected with the grinding disk, a motor, a shaft having an axis arranged so that the motor eccentrically, circulatingly...
5676591 Bit sharpener  
A bit sharpener includes a casing with a front plate having a first tube extending therefrom and a rear plate with a plurality of first holes defined therein, the rear plate having a first tubular...
5660582 Dual rotary cutter blade sharpener  
This invention is a tool designed to sharpen rotary cutter blades. In a first embodiment, an inside-threaded clamp is screwed down upon the blade, pressing it tightly against a platform from which...
5651727 Grout removing tool and adapter which employs a water delivery system  
There is disclosed herein an adapter system for use with a hand-held electrically-driven grinding tool, which rotatably drives a grinding wheel for removing grout or mortar from a work site. The...
5620364 Water-driven rotary tool  
A multi-purpose water-driven rotary tool having improved torque that has a housing with first and second cavities, one of the cavities housing an impeller, the other housing a main drive shaft...
5609516 Rotating abrader with polygonal pad and dust evacuation  
An assembly for mounting an abrasive sheet on a rotary abrading tool having a circular mounting member fastenable to the tool drive shaft and having an opposite surface bearing a typically square...
5595531 Random orbit sander having speed limiter  
A random orbit sander having a speed limiter includes a bearing upon which a platen is rotatably mounted. The speed limiter includes a braking member formed of a non-magnetic, electrically...
5591070 Air tool with exhaust diverting valve  
A pneumatic tool (10) is described for diverting exhaust air from an air motor (18) between a rearward opening (22), a forward opening (24), or both, without requiring any disassembly. An exhaust...
5588903 Ergonomic power tool  
An ergonomic, hand-held power tool (10) is disclosed having a housing (12) formed to have a main body portion (14) having a cavity (32) and a handle portion (16) coupled to the main portion (14)....
5584753 Device for fixing tool element to rotary tool  
A device for fixing a tool element to a spindle of a rotary tool includes a first rotary member and a second rotary member adapted to be mounted on the spindle in a confronting relationship with...
5579554 Drive disk for the tool of a machine for the repair and/or maintenance of floors  
Drive disk (1) intended for a machine for the repair and/or maintenance of floors, of the type including a motor capable of rotationally driving at least one rotary tool (2) through the use of a...
5567503 Polishing pad with abrasive particles in a non-porous binder  
A polishing pad comprises a carrier and layer of a non-porous thermoplastic polymer secured to a surface thereof and containing a mass of discrete abrasive particles, comprising diamond or cubic...
5564969 Hand-held polisher  
A hand-held polisher which comprises a body, an electric motor with a motor shaft held inside the body for driving a polishing implement mounted on the body, and a switch on the body for...
5558571 Portable grinder  
A grinder has a grinding member. The grinder includes a rotatable spindle having an engagement portion. A first flange engages the engagement portion of the spindle. The first flange and the...
5545080 Motorized sander having a sanding head mounted by a pivotal joint  
A motorized sander having a drive motor mounted on a distal end of a tubular wand is provided. A flexible drive shaft is operatively coupled to the drive motor and extends along the length of the...
5545082 Dust control system for rotary hand tools  
A system for removing dust generated by rotary hand tools such as grinders and sanders. A shroud is installed over the grinding or sanding head in communication with a vacuum exhaust system to draw...
5533222 Floor and baseboard treatment machine  
A floor machine for cleaning a floor and/or wall and/or downward upstanding from the wall, includes at least one disc having a floor cleaning pad covering a lower surface and wall cleaning material...
5527207 Dust collection shroud for hand held power tools  
A dust collecting device connectable to a hand held power sanding and/or grinding tool for dislodging, retention and collection of dust particles created by the abrasive process by the power tool....
5527206 Holder device  
A holder device for use in a motor driven grinding machine for grinding button bits. The grinding machine has an output shaft formed with an axially extending passageway for receiving a stem...
5499943 Rotary cutter blade sharpener  
This invention is a tool designed to sharpen rotary cutter blades used for cutting fabrics. In the preferred embodiment, when a dulled blade is placed over a threaded shank, an inside-threaded...
5468176 Disk-shaped tool bit for an angle grinder  
A disk-shaped tool bit (8) of an angle grinder has an annular disk-shaped carrier member covered on its radially outer circumferentially extending surface and on its side face surfaces with...
5466183 Hand held power tool with locking rotatable appendage  
A hand-held power tool, particularly hand-operated angle grinder has a device housing having a motor housing receiving an electric drive, a gear head arranged at one end of the motor housing and...
5464365 Motor-driven hand-held machine tool  
A motor-driven hand-held machine tool with spindle brake, in particular an angle grinder (1), has a device for clamping a disk-shaped tool (33, 83) at a work spindle (7, 67) between an inner flange...
5458532 Undulating edged pad holder for rotary floor polishers  
There are disclosed, in combination, a resiliently compressive, porous rotary buffing pad and a pad holder adapted for use in floor polishing machines. The pad holder is of one piece construction...
5403231 Fairing machine  
A powered fairing machine having a pair of flexible arms formed in a cross configuration with an abrasive material on their lower surfaces is described. A power source with a rotary output drive is...
5398454 Surface grinding machine  
A surface grinding machine has a transmission housing, a grinding disc arranged movably on the transmission housing, a rotating drive which oscillatingly drives the grinding disc,and an angular...
5389032 Abrasive article  
The present invention relates to an abrasive article for abrading material from a workpiece. In one embodiment, the abrasive article includes a back-up pad having first and second major surfaces....
5347764 Handle arrangement for air power tool  
An air tool includes a housing containing an air motor with a shaft rotatable about a longitudinal axis and connectable to an implement for working the surface of a workpiece. Power handle and idle...
5323560 Automobile polisher  
This disclosure relates to an automobile polisher and in particular to one including: a housing having a front handle and a rear handle for making it easier to be held; a clutch mechanism having a...
5319889 Grinder with dust exhaust means  
The invention proposes a grinder having a rocking shaft adapted to set a grinding tool into an oscillating movement about a rocking axis fixed to the device, the grinding tool having a grinding...
5289605 DC powered scrubber  
A cleaning apparatus in the form of a scrubber that is motor driven by a direct current (DC) motor driving a rotatable scrubber unit which includes a scrubber disc with the motor and scrubber disc...
5237781 Hand held disc type surfacing machine  
A disc sander, grinder, or combination machine, hand-held, having an umbrella-shaped hood enclosing the full perimeter of the disc and urged downward to contact the workpiece so air and debris...
5231727 Torsion handle polisher  
A torsion handle polisher in which a motor housing is provided with a pair of diametrically opposed, aligned outwardly extending torsion handles oriented in aligned relation and in perpendicular...
5218790 Pneumatically operated debris-removable grinding tool  
An improved pneumatically operated grinding tool having a debris removing device is primarily equipped with a main body, a pneumatic motor, a lower chamber, an upper and a lower debris intaking...
5209022 Edge sharpening or surface abrading apparatus  
Apparatus for sharpening blade edges or abrading surfaces includes a handle and an abrasive device such as a sharpening stone secured to the handle for reciprocating motion with respect to the...
5186402 Injection needle disposal device  
An injection needle disposal device includes a housing, a grinding wheel having a plurality of impellers of an exhaust fan surrounding the grinding wheel, a main driving motor rotating the grinding...
5172448 Molded buffer pad  
Disclosed is a rotary buffer pad assembly comprising a pan-like holder to the outer surfaces of which a resilient pad of foamed polyurethane is directly molded for better dynamic balance.
5170532 Vibration insulated power tool handle  
A vibration insulated power tool handle, comprising a tubular grip portion (10), a mounting means (11) for rigid mounting on a tool housing, and an elastic vibration insulating leaf spring membrane...
5155941 Industrial endoscope system having a rotary treatment member  
Disclosed is an industrial endoscope system having a rotary treatment member, attached to a hard top part at a distal end of an insertion unit, for effecting a treatment such as grinding by...
5150546 Disc sander implement  
A disc sander implement is provided which consists of a flexible disc shaped connector between a rigid pad and a spindle that may be connected to a driving unit, so that an abrasive sheet material...
5138735 Buffing pad and attachment system therefor  
A buffing pad attachment system including a buffing pad and a drive element for use with a power buffer. The drive element has a threaded insert permitting attachment to a power buffer drive...
5125190 Dust collector and shield for rotary grinder  
A shield attachment for fitting on a rotating grinder that encloses and shields the rotating grinder disc or pad, and provides a tangential exhaust port for exhausting dust in moving air created by...
5123139 Buffing pad assembly  
A buffing pad assembly for use with a motorized drive tool comprising a cylindrical foam pad and a circular backing plate. The foam pad defines a front side and a back side and has a first circular...
5105585 Dust emissions control mechanism for hand sanders  
A mechanism is provided to significantly enhance control over the emission of particulate dust typically generated during operation of a hand-held sander. A suction manifold coupled to any...
Matches 251 - 300 out of 424 < 1 2 3 4 5 6 7 8 9 >