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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 7220172 | Detail sanding block A hand-held, manually-operated, sanding tool that can be used with conventional rectangular or square shaped sheet-like abrasive media to sand corners or other confined areas includes a base member having at least one tapered end and includes means for securing the ... | 05/22/2007 |
| 7217176 | Polishing tool with several pressure zones The invention refers to a polishing tool for optical lenses with at least one polishing pad adaptable at least partially to the shape of a lens surface of said lenses and drivable by means of a drive shaft, said polishing pad having a membrane, wherein said polishin... | 05/15/2007 |
| 7201646 | Tension adjustment apparatus for abrading tools A tension adjustment apparatus for a sander includes a first rigid portion and an opposed second rigid portion. A pair of elongated members are attached to the second portion and slideably received within the first portion. A pair of edge cavities are provided withi... | 04/10/2007 |
| 7144305 | Polishing apparatus A polishing apparatus includes a polishing jig. The polishing jig includes an elastic balloon member, a fixture, and a fluid supply portion. The fixture airtightly closes the rear opening portion of the balloon member. The fluid supply portion supplies a fluid into ... | 12/05/2006 |
| 7128640 | Drum for drum sander for surface mounting of sandpaper blanks A powered floor sanding system with a rotating sanding drum having a drum core, to which is adhered a compliant sole and thereto a hook component material, using suitable adhesives; in combination with a sanding sheet having a loop fabric laminated to its backside w... | 10/31/2006 |
| 7121933 | Chemical mechanical polishing apparatus Disclosed is a chemical mechanical polishing apparatus for polishing a surface of a wafer using a mechanical friction as well as a chemical polishing agent. The chemical mechanical polishing apparatus includes a polishing head for absorbing a wafer and a polishing m... | 10/17/2006 |
| 7060119 | Therapeutic abrasive sponge The foot smoothing pad has a polyurethane foamed core which is coated with particulate abrasive material. The pad is water resistant and completely washable and may be used either wet or dry. It is used to remove buildup of rough, dry skin, especially on the feet an... | 06/13/2006 |
| 7025667 | Sanding block tool An apparatus including first and second sections of a sanding block slidably interconnected and adapted for use with a continuous belt, and a resilient member interposed between the first section and second sections such that the resilient member both selectively re... | 04/11/2006 |
| 7008311 | Lapping tool A lapping tool capable of increasing the accuracy of a lapping operation, extending the life of lapping tool itself, adjusting a lapping diameter, and coping with the lapping operation of various diameters, comprising a lapping tool body having a lapping part on the... | 03/07/2006 |
| 6976907 | Polishing pad conditioning An apparatus for conditioning a polishing pad of a CMP apparatus for making semiconductor wafers is provided which includes a control arm configured to extend at least partially over a polishing pad. The apparatus also includes at least one cylindrical conditioning ... | 12/20/2005 |
| 6945849 | Polishing method and polishing device A polishing method particularly suitable for mirror-polishing the concave surface of a lens and a polishing device, the method characterized by including the step of polishing work surfaces (50a, 50b) while allowing parts of the dome-shap... | 09/20/2005 |
| 6932678 | Polishing apparatus A polishing apparatus includes a polishing jig. The polishing jig includes an elastic balloon member, a fixture, and a fluid supply portion. The fixture airtightly closes the rear opening portion of the balloon member. The fluid supply portion supplies a fluid into ... | 08/23/2005 |
| 6929534 | Polisher and polishing method A polisher for polishing a curved surface such as a concave surface of a spectacle lens has a structure in which a polishing pad 3 comprising water passing grooves 5 having a width W of 0.1 to 5 mm is adhered to a dome-shaped elastic base member 2 | 08/16/2005 |
| 6913518 | Profile control platen A platen for chemical mechanical polishing of a substrate includes a surface upon which a polishing pad can be placed, a support structure, and a controller. The surface has a first region and a second region and is operable to exert force against the polishing pad ... | 07/05/2005 |
| 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 |
| 6896606 | Drywall sanding implement A drywall sanding implement having a shaft, a yoke attached to the shaft, a block pivotably mounted to the yoke, a pair of spindles mounted to the block, and a sanding block removably mounted on each spindle. ... | 05/24/2005 |
| 6875090 | Apparatus for finishing optical surfaces, including a pad compensation device In a conformable lap and related method for finishing ophthalmic lens surfaces, a rigid base surface of the lap defines a nominal ophthalmic lens curvature corresponding to a predetermined range of curvatures. A work surface of the lap is defined by a thin, hard, po... | 04/05/2005 |
| 6739961 | Abrasive band tightening apparatus An abrasive drum, suitable for polishing or sanding a workpiece, that incorporates an internal expansion member, configured so that when a belt of abrasive material fitted to the exterior cylindrical surface so that a loop of the band is disposed around the internal... | 05/25/2004 |
| 6692341 | Abrasive machine The abrasive machine of the present invention is capable of controlling a shape of an abrasive face of a small abrasive plate. The abrasive machine comprises: a plate holder holding an abrasive plate; a fixed engaging member being fixed to the plate holde... | 02/17/2004 |
| 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 |
| 6663479 | Contouring hand sander tool A hand held tool using continuous sanding belts for sanding and smoothing flat surfaces with the additional capability to produce more uniformly rounded edges and corners of various work pieces. Its two piece construction comprises a flat base plate rotat... | 12/16/2003 |
| 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 |
| 6585571 | Distal end honing device Honing devices configured for use with a source of pressurized fluid. The honing device includes a honing body with a base extending along an longitudinal axis. The base may include a distal end and a proximal end adapted for fluid communication with a so... | 07/01/2003 |
| 6579152 | Polishing apparatus A polishing apparatus is used for polishing a workpiece such as a semiconductor wafer to a flat mirror finish. The polishing apparatus includes a turntable having a polishing surface, and a top ring having a pressing surface for holding a workpiece to be ... | 06/17/2003 |
| 6551178 | Reamer with adjustable expansion/contraction, and bore finishing machine comprising the same A reamer with adjustable expansion/contraction and a bore finishing machine comprising the reamer. The reamer has a rotation shaft that is externally operable and a grinding section. The grinding section is cylindrically shaped, and has a plurality of axi... | 04/22/2003 |
| 6527632 | Lap having a layer conformable to curvatures of optical surfaces on lenses and a method for finishing optical surfaces In a conformable lap and related method for finishing ophthalmic lens surfaces, a rigid base surface of the lap defines a nominal ophthalmic lens curvature corresponding to a predetermined range of curvatures. A work surface of the lap is defined by a thi... | 03/04/2003 |
| 6203410 | Reamer with adjustable expansion/contraction, and bore finishing machine comprising the same A reamer with adjustable expansion/contraction and a bore finishing machine comprising the reamer. The reamer has a rotation shaft that is externally operable and a grinding section. The grinding section is cylindrically shaped, and has a plurality of axi... | 03/20/2001 |
| 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 |
| 6086466 | Centrifugal expansion roller for sanding machines A centrifugal expansion roller (1) for sanding machines, particularly floor sanders, of the type consisting of a metal core (3) with an outer elastomeric annular cover (4). The entire surface of the cover is provided with a plurality of longitudinal slits... | 07/11/2000 |
| 5931727 | Manual grinding machine-tool and grinding tool A portable grinder (10; 50; 80) with a grinding tool, wherein a flexible cushion (30; 60; 94) is disposed between an abrasive device, particularly an abrasive disk, and a grinding plate becomes particularly useful for working with contoured workpieces, in... | 08/03/1999 |
| 5931719 | Method and apparatus for using pressure differentials through a polishing pad to improve performance in chemical mechanical polishing Methods and apparatus for planarizing the surface of a semiconductor wafer by applying non-uniform pressure distributions to a polishing pad are disclosed. According to one aspect of the present invention, a chemical mechanical polishing apparatus for pol... | 08/03/1999 |
| 5921854 | Method and apparatus for sanding with a rotating roller The roller and belt assembly for mounting on a spindle or drive shaft comprises a closed loop belt having an inner surface and an outer surface, the inner surface having an engaging material thereon, and the outer surface having an abrasive or bussing mat... | 07/13/1999 |
| 5895311 | Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same An abrasive apparatus adopted to abrade a curved surface of workpiece includes: an abrading head including an abrading tip having a substantially spherical outer surface and a rotating shaft supporting the abrading tip, the abrading head being positioned ... | 04/20/1999 |
| 5890953 | Method for apparatus for abrading and a rotating roller therefor A hard, sanding roller has a cylindrical sleeve that can be telescoped onto and removed from and clutched to a hard, supporting roller or drum This is achieved by a one-way, clutch mechanism between the supporting roller and abrasive sleeve that allows ax... | 04/06/1999 |
| 5762546 | Pneumatically assisted conformal tool for an ophthalmic lens finer/polisher A conformal tool for fining/polishing ophthalmic lenses has a rigid base, a substantially air impervious elastic membrane and a bladder conformable to a surface of the lens to be fined/polished. The perimeters of the base, the membrane and the bladder are... | 06/09/1998 |
| 5707279 | Abrasive tool An abrasive tool includes in combination a tubular sleeve of exteriorly coated abrasive which has an axial length and an inside diameter. A drive arbor for the sleeve includes a mandrel adapted to be rotated by a power tool and the like. An elastomeric ge... | 01/13/1998 |
| 5679056 | Drum sander attachment for a power tool and method of using A drum sander attachment used with a rotary-driven power new or recycled container (50) as a dram secured to a shaft (54) with a drive means attached. The securing means having capability of sealing for purposes of producing a desired and/or firmness to t... | 10/21/1997 |
| 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 |
| 5655958 | Elastic base grinding wheel for smoothing and polishing toroidal contours of hard materials The elastic base grinding wheel for the smoothing and polishing of toroidal contours of hard material comprises a rigid-material support body, which may also be divided into two parts along an equatorial plane in a substantially centered position, has an ... | 08/12/1997 |
