| Patent Number |
Title Of Patent |
Date Issued |
| 7195351 |
Photochromic eyeglass frames and their method of making |
March 27, 2007 |
| An transparent or semitransparent plastic eyeglass frame contains a photochromic moiety and has photochromic properties. |
| 6758733 |
Two-part beveling wheel for improved positioning of bevel contours on ophthalmic lenses |
July 6, 2004 |
| A bevel edging wheel is described which has differing hardness abrasive matrices on the bevel cutting surfaces. The bevel edging wheel, which is suitable for edge finishing of an optical lens, includes: (1) a hub portion for attachment to a rotary power source: and (2) an outer circu |
| 6105282 |
Abrasive-filled polymer golf shoe spike |
August 22, 2000 |
| A spike for a golf shoe is provided which has a base portion adapted for attachment to the golf shoe for providing traction on turf. This spike is injection molded with a mixture of a polymer material and an abrasive grit material. As such, this material improves the resistance of the sp |
| 6089963 |
Attachment system for lens surfacing pad |
July 18, 2000 |
| An attachment system for a lens surfacing and polishing pad adapted for use with a lapping tool is described. The lapping tool includes a curved surface having a metallic surface disposed on at least a portion thereof. The pad has a configuration conforming to the curved surface of the |
| 5681362 |
Molded abrasive article and process |
October 28, 1997 |
| An abrasive article produced by a molding process including injection molding blow molding, extrusion, and thermoforming where the article includes a thermoformable material having an abrasive grit intermixed homogeneously therein. |
| 5656045 |
Method of spaced distribution for diamond abrasive articles |
August 12, 1997 |
| Spacing of diamond on a substrate is accomplished by mixing diamond and tungsten grits of approximately the same particle size and attaching it to a substrate. |
| 5632790 |
Injection molded abrasive article and process |
May 27, 1997 |
| An abrasive article produced by injection molding or the like, utilizing a thermoformable material with abrasive grit intermixed homogeneously therein. |
| 5607488 |
Molded abrasive article and process |
March 4, 1997 |
| An abrasive article produced by a molding process including injection molding blow molding, extrusion, and thermoforming where the article includes a thermoformable material having an abrasive grit intermixed homogeneously therein. |
| 5605501 |
Lens surfacing pad with improved attachment to tool |
February 25, 1997 |
| A surfacing pad adapted for use with a lapping tool has a substrate sheet having a plurality of mushroom-shaped projections which interlock with a number of loops on a lapping tool for retention of the pad on the tool. A segmented projection means is also provided. |
| 5454751 |
Marble, granite and stone finishing and abrasive pads therefor |
October 3, 1995 |
| An improved method of finishing surfaces having irregular stepped portions or other edges and improved apparatus therefor. The method of the present invention includes rough finishing the surface by utilization, of a rotary tool with a first abrasive pad attached thereto. The first abras |
| 5449388 |
Injection molded abrasive article and process |
September 12, 1995 |
| An abrasive article produced by injection molding or the like, utilizing a thermoformable material with abrasive grit and secondary fillers intermixed homogeneously therein. |
| 5384987 |
Method and apparatus for compensating for lens blank material differential in ophthalmic bevel e |
January 31, 1995 |
| An apparatus and a method for accommodating for differential in an ophthalmic lens grinding operation utilizing bevel edger machines. Such machines typically include a lens former assembly which has a former member upon which a particular frame shaped template rides to form the prope |
| 5281244 |
Flexible abrasive pad with ramp edge surface |
January 25, 1994 |
| A one-piece abrasive sheet and method of manufacture. The abrasive pad has a planar sheet portion with a plurality abrasive protrusion extending therefrom. The protrusions are intimately molded with the planar sheet portion to form a one-piece sheet. Thermoplastic and abrasive grit mixtu |
| 5259148 |
Ring generator wheel with improved coolant flow |
November 9, 1993 |
| A ring generator wheel with improved coolant flow. The ring generator wheel of the present invention includes a shaft portion which is adapted for connection to an ophthalmic lens generating machine. A body portion is connected to the shaft and includes a first side adjacent the shaft |
| 5232470 |
Flexible one-piece diamond sheet material with spaced apart abrasive portions |
August 3, 1993 |
| A one-piece abrasive sheet and method of manufacture. The abrasive pad has a planar sheet portion with a plurality abrasive protrusion extending therefrom. The protrusions are intimately molded with the planar sheet portion to form a one-piece sheet. Thermoplastic and abrasive grit mixtu |
| 5209760 |
Injection molded abrasive pad |
May 11, 1993 |
| A one-piece abrasive sheet and method of manufacture. The abrasive pad has a planar sheet portion with a plurality abrasive protrusion extending therefrom. The protrusions are intimately molded with the planar sheet portion to form a one-piece sheet. Thermoplastic and abrasive grit mixtu |
| 5203881 |
Abrasive sheet and method |
April 20, 1993 |
| A perforated metal sheet including diamond particles brazedly attached. |
| 5197249 |
Diamond tool with non-abrasive segments |
March 30, 1993 |
| A segmented type abrasive pad for use in stone finishing industries. The pad is less expensive than prior segmented pads and has increased life due to the inclusion of non-abrasive load bearing segments. The non-abrasive segments allow for the use of less diamond segment material without |
| 5197233 |
Cutting tool with polycrystalline diamond segment and abrasive grit |
March 30, 1993 |
| A novel construction of a single blade fly cutter type generator wheel. The wheel incorporates a single polycrystalline blade. The blade is counterbalanced by a cut-out portion. An abrasive grit material is provided on a surface of the wheel rim which follows the polycrystalline blad |
| 5174795 |
Flexible abrasive pad with ramp edge surface |
December 29, 1992 |
| A one-piece abrasive sheet and method of manufacture. The abrasive pad has a planar sheet portion with a plurality abrasive protrusion extending therefrom. The protrusions are intimately molded with the planar sheet portion to form a one-piece sheet. Thermoplastic and abrasive grit mixtu |
| 5170595 |
Pull tab for velcro backed marble grinding pad and method for removal |
December 15, 1992 |
| An abrasive pad which may be removed from a tool without breaching the bond between the Velcro.RTM. fabric and the abrasive pad. A tab member is attached to the Velcro.RTM. fabric which allows a user to impart removal forces substantially on the Velcro.RTM. fabric. |
| 5131924 |
Abrasive sheet and method |
July 21, 1992 |
| A method of manufacture of a durable abrasive sheet which includes a perforated metal sheet of woven metal mesh or the like having abrasive grit brazedly attached, imbedded in a backing substrate. The method includes the steps of coating a perforated metal substrate with a mixture of |
| 5123958 |
Polishing composition and method |
June 23, 1992 |
| A marble, granite and stone gel-type polishing composition and method. The polishing composition includes a polishing constituent mixture and a gel-type carrier agent. The gel-type carrier agent at least temporarily maintains the polishing constituent mixture in suspension prior to and |
| 5052153 |
Cutting tool with polycrystalline diamond segment and abrasive grit |
October 1, 1991 |
| A novel construction of a single blade fly cutter type generator wheel. The wheel incorporates a single polycrystalline blade. The blade is counterbalanced by a cut-out portion. An abrasive grit material is provided on a surface of the wheel rim which follows the polycrystalline blad |
| 4968326 |
Method of brazing of diamond to substrate |
November 6, 1990 |
| A method of making a diamond cutting and abrading tool. The method includes the following steps:(A) Mixing molybdenum with a braze which alloys with the carbide forming substance and a temporary binder to provide a coating material;(B) Applying said coating material to a tool substrate;(C) A |
