Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7187859 | Method and apparatus for manufacturing contact lenses The present invention is directed towards adhering a contact lens button on a fixture for use in shaping, forming and/or otherwise configuring a contact lens. For example, in accordance with one exemplary embodiments of the present invention, a combination of adhesi... | 03/06/2007 |
| 7147542 | Centerless grinder A centerless grinder for grinding an elongated workpiece includes a grinding wheel having a working surface with a plurality of raised areas extending circumferentially around at least a portion of the working surface. A platform is provided having an elongated top ... | 12/12/2006 |
| 7121919 | Chemical mechanical polishing system and process Chemical mechanical polishing (CMP) systems and methods are provided herein. One aspect of the present subject matter is a polishing system. One polishing system embodiment includes a platen adapted to receive a wafer, and a polishing pad drum that has a cylindrical... | 10/17/2006 |
| 7008307 | Apparatus for sharpening a circular blade The present invention relates to an apparatus for sharpening a circular blade. The sharpening apparatus is adapted to be positioned adjacent a power-driven sharpening wheel at an angle. The sharpening apparatus includes an angularly adjustable tool holder for angula... | 03/07/2006 |
| 6964599 | Method and apparatus for holding or mounting an object Disclosed herein is a holding device, which includes a volumetrically controllable material and a volume controller in operable communication with that material. The volume controller is configured to subject the material to a condition that causes a physical change... | 11/15/2005 |
| 6916232 | Apparatus for superpolishing the inside surface of a seam of a continuous photoreceptor belt Apparatus is provided for superpolishing the inside diameter surface of a seam of a flexible continuous photoreceptor belt. The apparatus includes (a) spaced apart support rollers for supporting the inside surface of the flexible continuous photoreceptor belt into a... | 07/12/2005 |
| 6739946 | Thermal-chemical polishing device and method thereof A thermal-chemical polishing device and method for polishing a diamond film of a workpiece, the device includes a horizontally displaced first rotatable high rpm shaft and a vertically displaced second rotatable high rpm shaft that are perpendicular. The first shaft... | 05/25/2004 |
| 6302769 | Method for chamfering a wafer In the wafer chamfering method, there is used a disk-shaped grindstone 8 which includes: a peripheral edge portion serving as a grinding surface 1; a flat portion formed in the central portion of the grinding surface 1 in the width direction thereof; and,... | 10/16/2001 |
| 6296549 | Apparatus and method of machining brake components This invention relates to an improved apparatus and method for finish machining brake components. The apparatus includes an electrode ring adapted to be secured to a rotatable shaft. The electrode ring includes at least one plurality of circumferentially ... | 10/02/2001 |
| 6179718 | Hole forming apparatus A hole forming apparatus comprises a workpiece transfer mechanism that transfers one unformed workpiece at a time into a workpiece gripper and drives completed workpieces out of the workpiece gripper and onto an exit path. A compound hydro-pneumatic cylin... | 01/30/2001 |
| 6120355 | Method and apparatus for lapping gears A machine for lapping or testing gears comprising a single machine column having a first side oriented perpendicular to a second side with the first side having a first workpiece spindle rotatable about a first axis and the second spindle having a second ... | 09/19/2000 |
| 6110009 | Grinding machine for grinding frictional surface of pad and method of grinding the pad The grinding machine for grinding a frictional surface of a pad of the present invention comprises: a grooving cutter to be rotated; a cylindrical grinding wheel arranged at a position distant from the grooving cutter; a pad chucking portion for holding a... | 08/29/2000 |
| 6106366 | Lens grinder A machine for cutting/grinding ophthalmic lenses has a lens spindle aligned on a vertical longitudinal axis and a tool spindle aligned on an angled axis in relation to the vertical axis. The lens blank is chucked on the upper end of the lens spindle and a... | 08/22/2000 |
| 6080039 | Table drive for multi-axis machine tool A machine tool comprising a bed, a worktable movable relative to the bed along a linear path and a tool movable to engage a workpiece on the worktable wherein drive means for effecting the movement of the worktable relative to the bed and therefore to the... | 06/27/2000 |
| 5916013 | Inner race grinding machine A grinding machine for grinding an inner race of a constant velocity joint, which contains a grinding wheel with a concentric peripheral surface of boron nitride, and a device for rotating the grinding wheel at a speed of at least about 5,000 revolutions ... | 06/29/1999 |
| 5697831 | Machine tool with plural tool spindles A circular grinding machine wherein a reciprocable carriage supports a first rotary tool spindle for a relatively large grinding wheel and the housing including the bearing for the first spindle mounts a carrier which is pivotable about the axis of the fi... | 12/16/1997 |
| 5685765 | Machine for grinding rotor blades provided with a rotor supporting device A machine designed to grind the rotor blades of aeronautical engines includes a bench with a sliding table which holds the rotor supports. The rotor supports include a side stand point and a side stand counterpoint, both of which are combined with a bridg... | 11/11/1997 |
| 5681209 | Housing grinding machine A grinding machine for regrinding a housing of a constant velocity joint which contains a grinding bit, a high speed spindle, a lubricating fluid injection system, and devices for rotating the housing, for moving the housing in the X axis, for moving the ... | 10/28/1997 |
| 5591065 | Method of dressing honing wheels The present invention relates to a method for dressing a hone of a honing wheel which is used for honing a gear to be finished. A dressing tool is brought into contact with the honing wheel under a predetermined constant contact pressure and during the re... | 01/07/1997 |
| 5439740 | Composite fibers having a diamond surface The present invention relates to composite fibers having a diamond surface which can be produced using a substrate such as graphite, or other non-diamond inorganic fiber. These substrates produced in the manner described, give rise to improved diamond dep... | 08/08/1995 |
| 5205076 | Self-aligned lens manufacturing system and method Contact and intra-ocular lenses are manufactured by forming reference surfaces in a lens blank along with the inner base surface for the lens. The partially formed lens blank is then mounted to a blocking member which has complementary surfaces that mate ... | 04/27/1993 |
| 5065549 | Method and apparatus for manufacturing K-files and reamers A process and apparatus for grinding the proper taper and all of the flutes with the correct number of spirals simultaneously in a single cycle of the grinding machine. This is accomplished by passing a rotating stock to produce the correct number of spir... | 11/19/1991 |
| 4991358 | Grinding machine An arrangement for protecting the slides of a machine tool in general and a creep feed grinding machine in particular against the corrosive and heat effects of the coolant medium for the machine. The machine includes two servo-motor driven slides which ar... | 02/12/1991 |
| 4932162 | Camless grinder A method and apparatus has been disclosed for grinding contour punch parts. The apparatus is capable of movement on six axes. The main features of the invention include stopping rotation of the part when a flat surface is desired to be ground on the part ... | 06/12/1990 |
| 4669223 | Superfinishing and grinding machine for shafts and the like A fine grinding machine for crankshafts, camshafts and the like, has a fixed headstock housing in which the spindle carrying the workpiece chuck is rotatable and axially reciprocatable. The chucking action is effected by an axial displacement of the spind... | 06/02/1987 |
| 4635403 | Edge rounding machine An edge rounding machine for performing edge rounding of an outer edge portion of a machining face of a workpiece such as a floppy disk head, etc., including a cylindrical rotary member having, at its outer periphery, cutting edges, a holder for supportin... | 01/13/1987 |
| 4611509 | Method of manufacturing a dental root canal cutting tool and apparatus therefor A dental root canal cutting tool is formed by mounting a wire rod (3) onto a chuck-head (5). The chuck-head (5) variably rotates and advances the wire rod (3) into a guide (6) having a guide hole (7). A whetstone (9) is disposed proximate the outlet of th... | 09/16/1986 |
| 4406090 | Methods and apparatus for grinding spiral tool cutting edges having non-circumferentially relieved edges A non-circumferentially relieved surface is ground on the spiral cutting edges of an axially elongate tool using a grinding attachment mounted on a tool supporting table for linear movement to the peripheral edge of a grinding wheel having a fixed finger ... | 09/27/1983 |
| 4086730 | Feed apparatus for table of machine tool A feed apparatus for a table of a machine tool selectively renders a manual or automatic feed movement to the table. Change of the feed mode of the table between the manual and automatic feeds is accomplished by a manual axial shifting movement of a spool... | 05/02/1978 |
| 4067148 | Feed apparatus for grinding machine A feed apparatus for a grinding machine including a bed, a swivel base rotatably mounted on the bed, a wheel support slidably mounted on the swivel base for sliding movement in a direction slanted by a predetermined angle with respect to a radial directio... | 01/10/1978 |
