| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 451463000 | CARRIER FOR RELATIVELY MOVABLE SIMULTANEOUSLY USABLE TOOLS | 22 |
| 20120196518 | Grinding mechanism - A grinding mechanism includes a rotating body, a first grinding wheel, a second grinding wheel, a first fastening means, a second fastening means, and a spacer assembly, a first fastening means passing through the first body portion and fastening into the rotating body, a second grinding wheel including a second body portion and a second grinding portion. The first and the second grinding portions have different diameter from each other, and are spaced from each other axially, and have different grinding precisions. The spacer assembly is interposed between the first grinding wheel and the second grinding wheel. The second fastening means passes through the second body portion and the spacer assembly, and threadedly fastens into the first body portion, so as to press and secure the second body portion and the spacer assembly against and on the first body portion. | 08-02-2012 |
| 20140141703 | SINGLE AND TANDEM HONING DEVICES - A honing tool or device having a generally cylindrical body includes a plurality of axially extending webs to which are attached a like plurality of curved honing blades. A portion of the external surface of each blade remote from the attachment point includes an abrasive coating. The radius of curvature of the portion of the blades including the abrasive coating is nominally the same as the radius of the desired finish diameter of the bore. Resilient dampers are disposed behind the blades in the body to dampen vibrations. An additional plurality of webs may be disposed behind the blades to limit their inward translation. A double or tandem honing device includes a pair of the just described honing tools which are arranged in axially spaced apart relationship on a common shaft. | 05-22-2014 |
| 451464000 | For radially movable tools | 18 |
| 20100173572 | MULTI-DRUM SANDER AND/OR RASP - Described herein is technology for, among other things, a multi-purpose sanding or filing apparatus. The apparatus includes a motor, a plurality of drive mechanisms in mechanical communication with the motor, and a plurality of drums, where each of the drums has an axis passing therethrough, the drums are coupled with respective drive mechanisms, and the drive mechanisms are operable to rotate the drums about their respective axes. | 07-08-2010 |
| 20120028550 | BORE WORKING TOOL | 02-02-2012 |
| 451465000 | Centrifugal force urged tools | 11 |
| 451466000 | Flexible flail tools | 11 |
| 20090191800 | METHOD, SYSTEM, AND APPARATUS FOR MODIFYING SURFACES - The present disclosure is directed to method, apparatus, and system for uniformly supporting flexible surface modifying articles during surface modification as well as enabling replacing and repositioning thereof for improving their useful service life as well as improving dust and debris control management. | 07-30-2009 |
| 20100041324 | Brush-like Grindstone - A brush-like grindstone ( | 02-18-2010 |
| 20120071071 | ABRASIVE IMPREGNATED BRUSH - An abrasive brush includes a securing element and a plurality of abrasive filaments secured to the securing element to form a brush. Each abrasive filament includes a matrix of thermoplastic polymer and a plurality of alumina abrasive particles interspersed throughout at least a portion of the matrix. The abrasive particles comprising a polycrystalline alpha alumina having a fine crystalline microstructure characterized by an alpha alumina average domain size not greater than 500 nm. The alumina abrasive particles further include a pinning agent comprising a dispersed phase in the polycrystalline alpha alumina. | 03-22-2012 |
| 20130115864 | Flap Wheel and a Method for Producing a Flap Wheel Having a Plate-Shaped Carrier - “The invention relates to a method for producing a flap wheel ( | 05-09-2013 |
| 20130344782 | SANDING DEVICE - A sanding device for performing sanding operations comprising a core carrying a plurality of bristles and a plurality of pieces of abrasive cloth, wherein within said core is a material comprising a filler material and a binding material. | 12-26-2013 |
| 20140017982 | SANDING DEVICE - A sanding device comprising a core and with a surface having a plurality of bristles and pieces of abrasive cloth secured to it. According to the invention said pieces of abrasive cloth being secured to said surface by use of fastening elements extending through said abrasive cloth and into said core. | 01-16-2014 |
| 20140106651 | Grinding Head - Grinding heads rotate about central axes, have surfaces between plane and cylindrical surfaces provided with retainer grooves for edge profile parts of a number of abrasive paper members with associated support brushes. Abrasive paper members are mounted at angles of 20-40°, preferably about 30°, directed obliquely forward in the direction of rotation of the plane surface and a tangential plane of the cylindrical surface. Retainer grooves for edge profile parts of the abrasive paper members extend obliquely rearward in the direction of rotation of the plane surface at an angle of 3-10° relative to a radial extension. Alternatively, the retainer grooves extend obliquely rearward in the direction of rotation of the cylindrical surface at an angle of 3-10° relative to an axially parallel generatrix of the cylindrical surface. In a simple way a more optimal abrading of particularly outer side edges and edge areas of plate-shaped items is readily achieved. | 04-17-2014 |
| 20160184974 | ABRASIVE FLAP WHEELS INCLUDING HYBRID FABRICS - This invention relates to abrasive flap wheel that include hybrid fabrics. This invention also relates to methods of making and using said abrasive flap wheels. The claimed processes and systems related to the use and manufacturing of abrasive flaps are improved and cost effective. | 06-30-2016 |
| 451468000 | Including self-sustaining tools | 3 |
| 20140273775 | Sand Flap Work Piece Finishing Tool - Disclosed is a tool for finishing a work piece where the tool includes multiple pieces of abrasive material (sandpaper) mounted to a cylindrical housing and carrying a shank for mounting the tool to a portable electric drill or drill press or bench motor. The drill is powered to rotate the shank and housing in a first direction and the sheets of abrasive material are mounted at spaced locations around the periphery of the housing and wrapped in an opposite direction to the direction of rotation of the shank and housing, The sheet of abrasive material is cut from the end opposite to the attached end to form a plurality of finger-like projections which are not secured but tend to move outward when the housing is rotated. The fingers provide a yieldable abrasive surface which can adapt to the contours of the work piece and allow for finishing an irregular work piece. | 09-18-2014 |
| 20150306740 | Deburring Brush - The present invention discloses a deburring brush, comprising a pressing plate, jacking posts, copper sleeves, gaskets, guide posts, springs and bristle units. When the bristle units need replacement, it only needs to place the deburring brush on the ground and then press down edges of the front side of a top plate, so that all the bristle units will fall off against the suction force of strong magnets under the action of each jacking post. According to the present invention, it avoids being time consuming and labor intensive due to removing the bristle units one by one by using a screw driver or other similar devices while replacing the bristle units, and at the same time the replacing speed of bristles is greatly increased. | 10-29-2015 |
| 451469000 | With discrete nondestructible tool-securing means | 1 |
| 20080287045 | Low-stress polishing device - A low-stress polishing device includes a base; a plurality of actuators mounted to the base and spaced from each other in a predetermined interval, each of the actuators having a drive shaft and a buffer spring connected with the drive shaft for providing the drive shaft with a predetermined impulsive pressure, each of the drive shafts having a buffer pad located at a distal end thereof; at least one drive circuit electrically connected with the actuators for control of driving the actuators; a working plate mounted to the buffer pads; and a polishing pad mounted to the working plate. Accordingly, the vibration mode generated by the present invention can provide a dynamic pressure working on the wafer surface for destroying the chemical product on the wafer surface and thus the present invention is applicable to polishing of low-dielectric integrated copper process. | 11-20-2008 |
| 451470000 | Including conoid or wedge tool moving member | 4 |
| 20110223843 | Honing Tool - A honing tool comprises a tubular tool body fastened with an end section in a tool shank and a cutting region on an opposite end section with at least one honing-stick accommodating opening. The dimensions of the honing-stick accommodating opening and of the honing stick are matched to one another so that the honing stick is accommodated in a radially movable manner, and essentially free of play in a circumferential direction of the tool body, between boundary surfaces of the honing-stick accommodating opening. A play-compensating device between the honing stick and the honing-stick accommodating opening comprises at least one elastically deformable supporting element which is supported with a pressure force, in a fitted state of the honing stick, on one hand on a side surface of the honing stick and on the other hand on a boundary surface, opposite the side surface, of the honing-stick accommodating opening. | 09-15-2011 |
| 451471000 | With threaded operator | 2 |
| 20100233947 | INNER SURFACE GRINDING TOOL - An inner surface grinding tool is provided with a plurality of machining units for simultaneously machining inner surfaces of a plurality of portions of a workpiece. The plurality of machining units respectively include expanding and contracting mechanisms and grinding blade portions. In the respective machining units, outer diameters of the respective grinding blade portions are capable of individually expanding and contracting by the respective expanding and contracting mechanisms. | 09-16-2010 |
| 451472000 | To move conoid member | 1 |
| 20120094585 | TOOL AND RELATED METHODS AND APPARATUS - A tool for use in abrading, honing, lapping or otherwise finishing or working the interior surface of a bore, aperture, cylinder or like work piece includes an abrading element dependently supported about a mandrel assembly. The abrading element has a longitudinal slit in order that the abrading element is radially expansible upon the outward application of force from within a longitudinal bore provided therethrough. The mandrel assembly includes a threaded rod upon which is formed a radially expansible arbor, which is formed by application over and about the threaded rod of one or more radially expansible, preferably cylindrical, bushings, which bushings are separated and bounded by a plurality of radially fixed, preferably spherical bushings. The mandrel assembly may also be used as an inside diameter mandrel for supporting a work piece undergoing a machining process. | 04-19-2012 |
| 451478000 | Conoid member | 1 |
| 20140017983 | Abrasive-smoothing/polishing tool - A smoothing/polishing tool ( | 01-16-2014 |
| 451484000 | Including resiliently urged tool | 1 |
| 20130178138 | HONING TOOL HOLDER WITH INTEGRAL IN-PROCESS FEED SYSTEM - A honing tool holder that provides a capability for automatically feeding the honing elements or stones when in the bore of a work piece, and for automatically stopping the feeding when a particular condition such as a bore size, is reached, so as to enable use of an in-process adjustable feed honing tool in a machine tool, machining center, or the like, lacking a feed mechanism or system. The holder can also include apparatus to automatically prevent feed past a limit. Both the feed force and feed limit can be adjustable, including by simple movements of the tool holder by the machine tool. | 07-11-2013 |
| 451486000 | Including tools resiliently urged toward work | 2 |
| 20090163127 | ABRASIVE ARTICLE HAVING A PLURALITY OF PRECISELY-SHAPED ABRASIVE COMPOSITES - An abrasive article comprising a sheet-like structure having a major surface and having deployed in a fixed position thereon a plurality of precisely-shaped abrasive composites in an area spacing. Each of the precisely-shaped abrasive composites comprising a plurality of abrasive particles dispersed in a binder and wherein the abrasive article has a Precisely-Shaped Abrasive Composite Defect Rate of between 0 percent to about 30 percent. | 06-25-2009 |
| 20110195645 | TOOL FOR SMOOTHING OR POLISHING OPTICAL SURFACES - There is disclosed a tool for smoothing or polishing an optical surface. The tool comprises: a body part which is rotatable about an axis of rotation; and a plurality of pads arranged in an array to bear against said optical surface for movement across the surface as the tool is rotated about said axis of rotation, wherein said pads are each mounted: i) for substantially linear movement relative to said body part in a direction substantially normal to said surface in the region where the pad contacts the surface; and ii) universal pivotal movement relative to said body part. The pads are biased towards said optical surface. In a preferred arrangement, a plurality of pistons are mounted for individual reciprocating movement relative to the body part along respective longitudinal axes, each of said pistons having a distal end to which a respective said pad is universally articulated, wherein said pistons are each biased towards said optical surface. | 08-11-2011 |
