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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7322878 | Belt grinder and attachment for grinding pipe ends A belt grinder includes a motor, a driving disc, a contact disc, a grinding belt, and a housing, where the motor and the driving disc are moveable with respect to the contact disc in order to vary the distance between the axis of the contact disc and the axis of the... | 01/29/2008 |
| 7226346 | Sanding apparatus A belt sander (2) comprising a housing (4) and having a lower sanding surface (40) and an upper sanding surface (42) opposite the first sanding is disclosed. The sander has a larger rear roller (32) driven by a motor (22), a... | 06/05/2007 |
| 7115021 | Abrasive, method of polishing target member and process for producing semiconductor device To polish polishing target surfaces of SiO2 insulating films or the like at a high rate without scratching the surface, the present invention provides an abrasive comprising a slurry comprising a medium and dispersed therein at least one of i) cerium oxid... | 10/03/2006 |
| 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 |
| 7083505 | Stacked triple wheel head assembly A stacked three head finishing apparatus is provided. The apparatus includes a base mountable to a floor, a first head mounted to the base, a second head mounted to the base above the first head, and a third head mounted to the base above the second head. Each of th... | 08/01/2006 |
| 6916235 | Hand-held endless belt abrading machine A hand-held endless belt abrading machine comprises a base portion and a main portion, which portion is rotatable relative to the base portion around an axis extending in a forward and rearward direction of the abrading machine. The main portion comprises an air mot... | 07/12/2005 |
| 6793558 | Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface A method and apparatus for planarizing a microelectronic substrate. In one embodiment, the apparatus can include an elongated, non-continuous polishing pad oriented at an angle relative to the horizontal to allow planarizing liquids and materials removed from the mi... | 09/21/2004 |
| 6652363 | Method and apparatus for uniformly planarizing a microelectronic substrate A method and apparatus for planarizing a microelectronic substrate. The apparatus can include a planarizing medium having a relatively hard polishing pad and a planarizing liquid disposed on a generally non-porous planarizing surface of the polishing pad.... | 11/25/2003 |
| 6629875 | Machine for grinding-polishing of a water edge The wafer edge processing unit may be a stand alone unit or may be incorporated in existing grinding machines. The processing unit employs a plurality of tapes which are coated with differing grades of grit to sequentially polish the edge of a rotating wa... | 10/07/2003 |
| 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 |
| 6565425 | Hand-held grinding machine A power belt sander (10) with a housing (11), which contains means for driving a sanding belt (24) which can be continuously guided by means of a drive roller (23), preferably also by means of a deflection roller (22), is less costly, lighter in weight, a... | 05/20/2003 |
| 6315645 | Patterned polishing pad for use in chemical mechanical polishing of semiconductor wafers A patterned polishing pad adapted for use in a wafer polishing machine. The patterned polishing pad has a polishing surface adapted to contact frictionally a semiconductor wafer being polished in a chemical mechanical polishing machine. The polishing surf... | 11/13/2001 |
| 6302767 | Chemical mechanical polishing with a polishing sheet and a support sheet A chemical mechanical polishing apparatus has a platen, a polishing sheet extending between a first roller and a second roller, and a support sheet extending between a third roller and a fourth roller. A portion of the polishing sheet extends over a surfa... | 10/16/2001 |
| 6299517 | Belt sanding machine In a band grinding machine, especially well adapted for grinding wooden frames having transverse and longitudinal wooden pieces, a support table in the form of an endless belt transports the frames in an advancement direction, a transverse grinding assemb... | 10/09/2001 |
| 6234159 | Wire saw and process for cutting off shaped articles A wire saw for cutting shaped articles from a workpiece, having at least two wire webs made from sawing wire, which are used for cutting off the shaped articles and which lie one above the other at a distance h and are tensioned between wire-guide rollers... | 05/22/2001 |
| 6135859 | Chemical mechanical polishing with a polishing sheet and a support sheet A chemical mechanical polishing apparatus has a platen, a polishing sheet extending between a first roller and a second roller, and a support sheet extending between a third roller and a fourth roller. A portion of the polishing sheet extends over a surfa... | 10/24/2000 |
| 6086467 | Grinding wheel A grinding wheel comprising abrasive grains, a bonding material for bonding the abrasive grains, and grain clusters of accumulated filler grains having a size smaller than the abrasive grains. The grinding wheel may be a vitrified grinding wheel, and in t... | 07/11/2000 |
| 6015338 | Abrasive tool for grinding needles Abrasive tools and a grinding process are for use in the manufacture of hypodermic needles. In particular, a formulation including selected bond components, and a process for manufacturing grinding wheels having an embrittled bond permits a new method for... | 01/18/2000 |
| 5718216 | Closure for saw cables The cutting wire consists of a wire rope (4) with cutting beads (6) affixed thereto that contain bonded superabrasives such as diamond and a cutting wire connector which connects the cutting wire to produce an endless wire loop for use in a wire sawing ma... | 02/17/1998 |
| 5669804 | Magnetic tape surface treatment method and apparatus In a magnetic tape surface treatment method and apparatus for rubbing together a magnetic tape and a lapping tape and thereby removing projections and adhered matter from the magnetic surface to the magnetic tape pressurized air is blown onto the tapes to... | 09/23/1997 |
| 4443977 | Machine for producing parts having skew surfaces of predetermined configuration In order to machine skew surfaces, adjacent cylindrical shaping rollers in adjacent relation are each freely mounted for rotation on roller support frames which are each capable of relative backward or forward longitudinal displacement under the action of... | 04/24/1984 |
