Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 7431028 | Apparatus and method for slicing an ingot A method for slicing an ingot may improve nanotopography at a surface of a wafer. In the method, an ingot is sliced into a plurality of wafers via a slurry while slurry is supplied to a moving wire. A first wire to form a first slicing portion at the wafer firstly s... | 10/07/2008 |
| 7419421 | Slider having rounded corners and edges, and method for producing the same A slider body characterized by rounded corners and edges and smooth surfaces, formed by polishing with a polymeric fiber and a free abrasive slurry of submicron particles. ... | 09/02/2008 |
| 7387118 | Wire saw The invention provides a wire saw in which wire tension fluctuations occurring in swinging of a row of wires can be accommodated to thereby increase a velocity of the wire and to carry out cutting with efficiency and precision by utilizing swinging of the row of wir... | 06/17/2008 |
| 7371158 | Plating removing apparatus for two-piece wheel To provide a plating removing apparatus for 2-piece wheels, which can easily and beautifully remove plating at the welding planned portion on the rim inner circumferential surface and achieves 2-piece wheels with rims plated without requiring any troublesome operati... | 05/13/2008 |
| 7322875 | Sanding machine having malfunction indicating device A sanding machine includes a number of machine elements, a number of sensors attached to the machine elements respectively, a malfunction indicating device having a graph disposed on a front panel for showing the machine elements, and a number of indicating members ... | 01/29/2008 |
| 7241207 | Grinding machine and method for grinding a workpiece Disclosed is a grinding machine comprising oscillating driving means (3, 4) for setting grinding means (1) into an oscillating grinding motion and an actuation device (7) that is provided with a plurality of actuation areas (8) which can ... | 07/10/2007 |
| 7238094 | Belt oscillating apparatus of belt sander A belt oscillating apparatus of a belt sander, wherein the belt sander includes a machine frame, a driving wheel, a driven wheel, a sand belt mounted on the driving wheel and the driven wheel, and the belt oscillating apparatus is mounted on the machine frame, compr... | 07/03/2007 |
| 7090571 | Belt sander A belt sander includes a base, a sanding device, a worktable, a tipping drive device, and a swinging device. The swinging device includes a cylindrical roller, a central shaft, a toothed ring, a drive gear, a cam, and a fixing rod. The swinging device drives the san... | 08/15/2006 |
| 7090605 | Apparatus for processing a prosthetic component An idler or tensioning assembly for an electronically controlled sanding/polishing machine is provided, the sanding/polishing machine utilizing a plurality of exchangeable polishing wheel assemblies of which the idler assembly is one. Each polishing wheel assembly i... | 08/15/2006 |
| 7090560 | System and method for detecting abrasive article orientation Systems and methods control abrading operations of an abrading machine by sensing characteristics of an abrading article installed on the abrading machine. When a problem is discovered by sensing the article, appropriate actions may be taken. As one example, the abr... | 08/15/2006 |
| 7025665 | Method and apparatus for cutting ultra thin silicon wafers A wire saw and wafer stabilizing system are provided for holding wafer sections invariantly against vibration and unwanted movement during the sawing process. A stabilizing means is applied to the ends of partially defined wafer sections at an early stage when the w... | 04/11/2006 |
| 7014544 | Reciprocating and deflecting swing device for the roller of a cylindrical emery-polishing machine A reciprocating and deflecting swing device for the roller of a cylindrical emery-polishing machine includes a motor fixing base having its inner side provided with a lower holder engaged thereon with an upper holder, with an emery-tape roller fitted in the upper ho... | 03/21/2006 |
| 6957511 | Single-step electromechanical mechanical polishing on Ni-P plated discs Beginning with a smooth ground aluminum blank with a relatively thin layer of leveled Ni—P, circumferential electropolishing/texturing is carried out to achieve a smooth oriented surface. A conductive slurry is provided between the disc and a porous texturing tape... | 10/25/2005 |
| 6899594 | Relative lateral motion in linear CMP Apparatus and methods are disclosed that promote greater polishing uniformity in linear CMP systems by introducing a relative lateral motion between a CMP belt and a rotating polish head securing a wafer. A belt polish module comprises a linear CMP belt forming a lo... | 05/31/2005 |
| 6881136 | Grinding-band swaying device for a band grinding machine A grinding-band swaying device for a band grinding machine includes a motor pivotally connected with a machine base and driving an endless grinding band around two rollers and forming a fulcrum for swaying, a speed-reducing unit and an eccentric wheel. The speed-red... | 04/19/2005 |
| 6746320 | Linear reciprocating disposable belt polishing method and apparatus An apparatus for chemically mechanically planarizing a semiconductor wafer is disclosed having a continuous polishing strip with first side having a fixed abrasive surface and a second side opposite the first side. In one embodiment, a first drive roller holds a fir... | 06/08/2004 |
| 6722966 | Sand-belt finishing machine having a reciprocal movement mechanism A sand-belt finishing machine having a reciprocal movement mechanism includes a main body, a swingable support rack, a finishing device, and an eccentric device. Thus, the eccentric unit of the eccentric device produces a driving force to pull and push the first rol... | 04/20/2004 |
| 6666753 | Silver-coated abrasives, tools containing silver-coated abrasives, and applications of these tools Flute grinding cemented carbide workpieces with a diamond containing resin bond grinding wheel is improved by restricting the diamond to comprise a silver-coated diamond; conducting the grinding in the presence of a lubricant consisting of only straight o... | 12/23/2003 |
| 6663475 | Grinding apparatus A tool support device for use in a belt grinding apparatus (1), the apparatus including, a drive motor (60), a drive shaft (61) and an abrasive belt arranged to be driven by the drive motor, (60) the tool support device (10) including a primary carriage (... | 12/16/2003 |
| 6641464 | Method and apparatus for polishing the edge of a bonded wafer A polishing bar is provided with a plurality of backings that are carried via blocks of impact absorbent material on a bar of greater stiffness. Each backing is shaped with two surfaces at an angle to each other. A polishing tape is disposed over the angl... | 11/04/2003 |
| 6589102 | Surface polishing method and apparatus A lens (L) with an aspheric surface (10) is held by a vacuum lens holder (12). A lap wall (42) is moved towards the lens surface (10) while in a plastic state. A polishing fabric (PF) is positioned between the lens surface (10) and the lap wall (42) befor... | 07/08/2003 |
| 6585576 | Rollers' position moving device for a sand belt machine A rollers' position moving device for a sand belt machine includes a conveyor in the machine, a sand belt, and plural rollers moving the sand belt. The rollers are deposited across on the conveyor. Further, a first wheel and a second wheel are pivotally c... | 07/01/2003 |
| 6500056 | Linear reciprocating disposable belt polishing method and apparatus An apparatus for chemically mechanically planarizing a semiconductor wafer is disclosed having a continuous polishing strip with first side having a fixed abrasive surface and a second side opposite the first side. In one embodiment, a first drive roller ... | 12/31/2002 |
| 6471568 | Eccentric-swinging device for a sanding machine A driven roller is mounted with an eccentric-swinging device which has the function of swinging, and the eccentric-swinging device comprises a floating frame, a transmission structure, and a flat plate mounted onto the machine body of the device, and the ... | 10/29/2002 |
| 6342000 | Sander having a vibrating mechanism A sander includes a roller rotatably secured to a support, a bracket rotatably supported on the support at a pivot pin, another roller rotatably secured to the bracket, a sander belt engaged around the rollers. One of the rollers is rotated about the supp... | 01/29/2002 |
| 6299512 | Belt sander with orbitally translated abrasive belt A sanding machine for sanding the surfaces of work pieces placed upon a conveyor that transports the work pieces along a first direction towards and beneath a sanding head. The sanding head comprises a sanding belt entrained around an upper tension roller... | 10/09/2001 |
| 6227956 | Pad quick release device for chemical mechanical polishing A chemical-mechanical polishing apparatus (100, 200) comprising a polishing pad assembly. The polishing pad assembly (300) comprises a removable cap (318) to be rotatably coupled to a drive device of a chemical mechanical polishing apparatus and a polishi... | 05/08/2001 |
| 6200206 | Surface preparation device A production type surface finishing apparatus for finishing the surfaces of work-pieces such as cabinet doors and the like which include a plurality of relatively large, very lightweight finishing platens that are simultaneously movable in both a reciproc... | 03/13/2001 |
| 6193590 | Abrasive tape for texturing magnetic recording media Magnetic recording media are provided having separately textured data and read/write head landing zones. Separating these zones on the recording surface allows independent optimization of the topology to maximize both recording characteristics and mechani... | 02/27/2001 |
| 6102787 | Oscillating combination belt, spindle and edge sander A sanding apparatus is disclosed which includes a motor and mechanical drive system for imparting rotational and oscillator motion to an output shaft thereof. The motor shaft extends upwardly through a worktable. In one embodiment, the sanding apparatus i... | 08/15/2000 |
| 6089958 | Belt sander with orbitally translated abrasive belt A sanding machine for sanding the surfaces of work pieces placed upon a conveyor that transports the work pieces along a first direction towards and beneath a sanding head. The sanding head comprises a sanding belt entrained around an upper tension roller... | 07/18/2000 |
| 6089962 | Machine for polishing railway vehicle wheel axles A machine for polishing railway vehicle wheel axles comprising a U-shaped basic structure with a cradle form, on the vertical double walls of which are arranged a pair of support rollers for the respective wheels of a railway axle. A driving assembly havi... | 07/18/2000 |
| 6080051 | Apparatus for machining cylindrical workpieces A device for finishing cylindrical workpieces is described, having an arrangement for rotating the workpiece, two retaining arms, each having a support and a pressure cheek received in it, wherein at least one pressure cheek is floatingly seated on the as... | 06/27/2000 |
| 6024080 | Apparatus and method for slicing a workpiece utilizing a diamond impregnated wire An apparatus and method for slicing a workpiece, in particular, a polysilicon or single crystal silicon ingot, utilizing a diamond impregnated wire saw in which either the workpiece (or ingot) is rotated, either continuously or reciprocally, about its lon... | 02/15/2000 |
| 6004189 | Finishing of tungsten carbide surfaces A tungsten carbide surface is finished to an RMS surface roughness of about 25 nm (1.0 microinch) or less by abrasion using diamond grit particles. The tungsten carbide surface is abraded by a sequence of grit particle-containing abrasive members, such as... | 12/21/1999 |
| 5964210 | Apparatus and method for slicing a workpiece utilizing a diamond impregnated wire An apparatus and method for slicing a workpiece, in particular, a polysilicon or single crystal silicon ingot, utilizing a diamond impregnated wire saw in which either the workpiece (or ingot) is rotated about its longitudinal axis or the diamond wire saw... | 10/12/1999 |
| 5944585 | Use of abrasive tape conveying assemblies for conditioning polishing pads A conveying assembly in a conditioning sub-assembly for conveying a conditioning surface to a polishing pad during conditioning is described. The conveying assembly includes an arm and a guiding component connected to the arm and adapted to guide the cond... | 08/31/1999 |
| 5928068 | Superfinishing apparatus using film abrasive A superfinishing apparatus has an abrasive film feed mechanism for feeding out and winding up an abrasive film (4). The apparatus includes a backup roll (2) for pressing and vibrating the film against a workpiece. A guide member (3) is provided for the fi... | 07/27/1999 |
| 5899794 | Texturing method A method for polishing or texturing a magnetic disc, comprises bringing a tape traveled in a predetermined direction and made of fibers having a fineness of not more than 0.1 denier, and a slurry containing polishing grains dispersed therein, into contact... | 05/04/1999 |
| 5830046 | Belt shifting idler pulley for reciprocating an abrasive belt An apparatus for continually shifting an endless abrasive belt trained between a drive pulley and an idler wheel. The belt is trained around an idler wheel which is supported by an arm above a continually pivoting platform transverse to the travel directi... | 11/03/1998 |
