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| Number | Title | Issue Date |
| 7220169 | Sharpening apparatus A sharpening apparatus (16) for a blade-like cutting implement. The sharpening apparatus has an elongate body (18) and a cutting edge extending widthwise across one end of the body (11) at a predetermined angle relative to the longitudinal axis ... | 05/22/2007 |
| 6722963 | Apparatus for chemical-mechanical planarization of microelectronic substrates with a carrier and membrane An apparatus for planarizing a microelectronic substrate. In one embodiment, the apparatus can include a membrane formed from a compressible, flexible material, such as neoprene or silicone, and having a first portion with a thickness greater than that of a second p... | 04/20/2004 |
| 5700184 | Dental instrument sharpening system A dental instrument sharpening system includes an instrument arm for holding a chiral bladed dental instrument and for facilitating movement of at least one of the chiral blades of the dental instrument to a rotatable sharpening stone. A positioning mecha... | 12/23/1997 |
| 5688161 | Method and apparatus for sharpening and cleaning scalloped-edged blades A sharpening and cleaning apparatus for sharpening scalloped-edged blades in a carton slitting machine includes at least two rotating cylindrical hones mounted on a pneumatically controlled actuator, and a pair of blade cleaning brushes mounted on a separ... | 11/18/1997 |
| 5435771 | Method and apparatus for sharpening scalloped-edge blades A sharpening apparatus for sharpening scalloped-edged blades in a carton slitting machine includes at least two rotating cylindrical hones mounted on a pneumatically controlled actuator. A sharpening operation is initiated by a machine operator as needed ... | 07/25/1995 |
| 4265055 | Method and apparatus for forming a razor blade edge Blade sharpening apparatus including two final honing wheels of substantially cylindrical geometrical configuration. The wheels are nominally five inches in length and six inches in diameter, the diameter of the exit end of the wheel being approximately 0... | 05/05/1981 |
| 4175930 | Method for finishing surfaces of non-magnetic articles by means of ferromagnetic abrasive powder in magnetic field A method for surface finishing of non-magnetic articles by means of ferromagnetic abrasive powders in a magnetic field, wherein ferromagnetic powder is introduced into the magnetic field produced by oppositely positioned unlike poles of a magnetic system ... | 11/27/1979 |
