Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7241205 | Method of processing a substrate A method of processing a substrate is disclosed, wherein a sidewall surface of a notch portion formed in a circumferential portion of a substrate to be processed is polished by using a cylindrical polishing head rotatable with an axis as a rotational center. ... | 07/10/2007 |
| 7077737 | Flexible file and file dispenser system A flexible file system for providing abrasive files that can be used for wood or metal working that can be supplied in different sizes, stiffness and with different types of abrasive surfaces in different cross-sections. These flexible files can be attached to form ... | 07/18/2006 |
| 6991527 | Applicator tool for treating surfaces This tool applies treatments to surfaces by rubbing. It employs a mildly abrasive body of compacted non-woven fibres to carry and release fluids onto a surface as it cleans and massages the surface. It comprises a spill proof rubbing applicator capable of dispensing... | 01/31/2006 |
| 6780096 | Spiral wound abrasive belt and method A spiral wound abrasive belt is formed from an abrasive media including a plurality of webs. The webs of the abrasive media may include coated abrasives joined by splicing media or other suitable joining material. Alternatively, the webs may include individual singl... | 08/24/2004 |
| 6506100 | Grinding tool, processing machine with a grinding tool, use of a grinding tool and method for processing a work piece The invention relates to an axially-functioning grinding tool (10) for fastening on a rotary shaft (14), wherein the tool (10) comprises an inner rotating area (11) and an outer rotating area (12). The inner rotating area (11) supports a cylinder-shaped g... | 01/14/2003 |
| 6190246 | Sanding devices and the like for removing materials Perforated sheet steel or wire mesh to which tungsten carbide grit is copper braze welded to provide a device which can be cut to a desired size and shaped into or used as a substrate for tools used for sanding, filing, grinding, deburring, deflashing, cu... | 02/20/2001 |
| 6120359 | Apparatus and method for forming spherical end surface of coaxial composite member The invention provides an apparatus and a method for forming the end surface of a coaxial composite member consisting of a cylindrical member and an axial member, in which the axial member is ground more readily than the cylindrical member, being capable ... | 09/19/2000 |
| 6004198 | Working tool, and material therefor A material adapted for the preparation of a working tool contains long fiberglass arranged in the form of an entwined yarn and at least one thermosettable resin containing abrasive grains dispersed therein, which impregnates the entwined fiberglass yarn. ... | 12/21/1999 |
| 6001009 | Foam buffing pad of individual string-like members and method of manufacture thereof A polymeric foam finishing pad is made by attaching a dense array of individual foam members to a suitable support substrate. The foam members are individually inserted into a support substrate and attached to the substrate by an adhesive layer. When maki... | 12/14/1999 |
| 5938515 | Foam buffing pad of string-like construction A polymeric foam finishing pad is made by attaching a dense array of individual foam fingers to a suitable backing substrate. The fingers may be individually attached to the substrate or attached to the substrate by an intermediate foam strip to which the... | 08/17/1999 |
| 5738576 | Lapping tape with abrasive liquid for forming a convex tip on a workpiece A method and an apparatus for providing an optical fiber connector or similar workpiece formed of, e.g., glass, ceramic or plastic with a mirror-finished convex tip efficiently is disclosed. While a film-like abrasive tool is conveyed in contact with the ... | 04/14/1998 |
| 5712210 | Nonwoven abrasive material roll A longitudinally extending web of lofty nonwoven abrasive surface treatment material is provided in a coreless roll form to the end user. Successive wraps of the nonwoven abrasive material have interengaging surfaces sufficient to maintain the material in... | 01/27/1998 |
| 5599225 | Twisted stem abrading tool A process for forming a twisted stem tool uses a specially designed clamping jaw fixture at the nose or bight portion of a half-round wire or cotter pin which helps to reduce the required clamping force and distribute that force over the entire wire-fill ... | 02/04/1997 |
| 5158405 | Deburring tool and method A deburring tool is constructed of a pair of wire sections resiliently interconnected with each other so that each biases the other against the internal side walls of a bore formed in a workpiece. Abrasive material is provided on either or both of the sec... | 10/27/1992 |
| 5129197 | Adhesive bonded abrasive finishing tool A rotary finishing tool and a method for making the same characterized by a rolled or coiled strap of plastic material with abrasive homogeneously embedded throughout. The coiled strap is secured to the bottom interior surface of a cup element by a thin l... | 07/14/1992 |
| 4625466 | Polishing wheel A polishing wheel comprises a ribbon-like polishing cloth whose outside periphery is provided with an abrasive surface, and a flexible band which is made of foamed plastic or similar material and has the same width as that of said ribbon-like polishing cl... | 12/02/1986 |
| 4154026 | Abrading tool A tool for releasably supporting a length of abrasive strip material in a generally cylindrical coil with its abrasive surface out and for transferring torque from a drive chuck to rotate the coiled strip about its axis so that the outer surface of the st... | 05/15/1979 |
| 4133147 | Abrasive brushes and methods of making same An elongate, abrasive strip element is produced by winding an abrasive monofilament, or bundles thereof, back and forth in a zigzag pattern from side to side of the strip, and chain stitching together adjacent transverse sections of the monofilament, or b... | 01/09/1979 |
| 4004376 | Kitchen ware cleaning device A capability for both a brushing and abrasive action are provided in a unitary scrubbing device for removing food deposits which have been burned or baked onto the cooking surfaces of kitchen utensils used in food preparation. The device is comprised of a... | 01/25/1977 |
