Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7357698 | Polishing pad and chemical mechanical polishing apparatus using the same A polishing pad for chemically mechanically polishing a semiconductor wafer comprises a first groove pattern circularly formed on the surface of the polishing pad, and a second groove pattern formed on the surface of the polishing pad while spirally extending from t... | 04/15/2008 |
| 7285146 | Resilient abrasive article A resilient hand-held abrasive article includes a flexible conformable backing layer having opposed first and second major surfaces, a flexible reinforcing layer affixed to at least one of the backing layer first and second major surfaces, and abrasive particles arr... | 10/23/2007 |
| 7267608 | Method and apparatus for conditioning a chemical-mechanical polishing pad A conditioner including abrasive elements for conditioning a polishing pad to be used in abrasive semiconductor substrate treatment processes, such as chemical-mechanical polishing or chemical-mechanical planarization processes. The abrasive elements are formed from... | 09/11/2007 |
| 7258705 | Abrasive article and methods of making same A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and a polymer netting with hooks. The screen abrasive has an abrasive layer comprising a plurality of abrasive particles and at least one binder.... | 08/21/2007 |
| 7252694 | Abrasive article and methods of making same A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and an apertured attachment interface with hooks. The screen abrasive has an abrasive layer comprising a plurality of abrasive particles and at l... | 08/07/2007 |
| 7235114 | Flexible abrasive article A resilient flexible abrasive article includes a continuous backing layer including a support layer coated with foam, the continuous backing layer having opposed major surfaces, at least one of the major surfaces including a three dimensional surface topography incl... | 06/26/2007 |
| 7192340 | Polishing pad, method of producing the same, and cushion layer for polishing pad The polishing pad of this invention is a polishing pad effecting stable planarizing processing, at high polishing rate, materials requiring surface flatness at high level, such as a silicon wafer for semiconductor devices, a magnetic disk, an optical lens etc. This ... | 03/20/2007 |
| 7182682 | Apparatus for making a surface treating article An apparatus for making a surface treating article, and in one embodment for making a plurality of surface treating articles. The apparatus includes an attaching means for attaching a fastener to a surface treating web and a cutting means for cutting the web around ... | 02/27/2007 |
| 7163444 | Pad constructions for chemical mechanical planarization applications The present invention is directed to an abrasive article comprising a fixed abrasive layer and a subpad. The fixed abrasive element is co-extensive with the subpad. The subpad comprises a resilient element. The resilient element has a Shore A hardness of no greater ... | 01/16/2007 |
| 7160183 | Buffing tools and methods of making A buff is made from a non-woven fabric where the fibers are first carded and formed into a fairly thick fleece. The fleece is passed over a topographical surface on, for example, a moving belt or a drum. The fleece is subject to a bow-tie hydroentanglement process w... | 01/09/2007 |
| 6971950 | Polishing silicon wafers An endless belt for a belt type polishing machine comprises a support fabric and a polymer layer of relatively low hardness. The polymer layer is formed with drainage grooves. The support fabric may comprise a non woven or woven material, or a membrane with oriented... | 12/06/2005 |
| 6949020 | Methods for making reinforced wafer polishing pads and apparatuses implementing the same As one of many embodiments of the present invention, a seamless polishing apparatus for utilization in chemical mechanical polishing is provided. The seamless polishing apparatus includes a polishing pad where the polishing pad is shaped like a belt and has no seams... | 09/27/2005 |
| 6840842 | Burnishing pad, burnishing machine equipped with burnishing pad and burnishing method An objective of the present invention is to provide a burnishing pad, capable of removing dirt by burnishing a place (i.e., a dirty point) onto which dirt attaches to impart sufficient luster, and being biodegraded; a burnishing machine equipped with the burnishing ... | 01/11/2005 |
| 6786812 | Supporting disk for a surface grinding wheel and surface grinding wheel A supporting disk for a surface grinding wheel comprises a glass-fiber reinforced phenolic resin body which has an upper covering layer of a textile glass fabric or a glass-yarn layer, an intermediate layer of a fiber mat, and a lower covering layer of a textile gla... | 09/07/2004 |
| 6736714 | Polishing silicon wafers An endless belt for a belt type polishing machine comprises a support fabric and a polymer layer of relatively low hardness. The polymer layer is formed with drainage grooves. The support fabric may comprise a non woven or woven material, or a membrane with oriented... | 05/18/2004 |
| 6726555 | Tool carrier The invention pertains to a fiber-reinforced rotationally symmetrical tool carrier, a corresponding manufacturing method and a grinding tool. The tool carrier can be separably connected to a rotary drive and contains a tool receptacle surface for receiving a grindin... | 04/27/2004 |
| 6712681 | Polishing pads with polymer filled fibrous web, and methods for fabricating and using same A polishing pad having a body comprising fibers embedded in a matrix polymer formed by a reaction of polymer precursors. The fibers define interstices, and the precursors fill these interstices substantially completely before completion of the reaction. The pad may ... | 03/30/2004 |
| 6699104 | Elimination of trapped air under polishing pads A polishing pad includes a polishing layer and an adhesive layer. An adhesive bottom surface of the adhesive layer has an air transmitting pathway to collect air that is expelled from under the adhesive bottom surface, which avoids entrapment of air under... | 03/02/2004 |
| 6672952 | Tearable abrasive article A tearable abrasive article is provided which includes a backing comprising a polymer film having a scrim partially embedded therein and an abrasive coating comprising a plurality of abrasive articles and a binder bonded to at least one side of the backin... | 01/06/2004 |
| 6638151 | Polishing instrument The present invention relates to a polishing instrument for polishing a surface into a predetermined configuration. The present invention aims to provide a polishing instrument superior in operability and stability and capable of polishing a surface into ... | 10/28/2003 |
| 6595843 | Buffing tools and methods of making A buff is made from a non-woven fabric where the fibers are first carded and formed into a fairly thick fleece. The fleece is passed over a topographical surface on, for example, a moving belt or a drum. The fleece is subject to a bow-tie hydroentanglemen... | 07/22/2003 |
| 6589106 | Consumable polishing element, particularly for finishing optical glass A polishing element for mineral or organic optical glass, adapted to be mounted on a rotatable support, of a shape suitable for that of the glass to be polished, includes a base constituted by a polymeric film, of a woven or non-woven fabric, having, at i... | 07/08/2003 |
| 6406577 | Method of making abrasive belt with an endless, seamless backing A coated abrasive backing consisting of an endless, seamless, loop is provided. The backing loop includes about 40-99% by weight of an organic polymeric binder, based upon the weight of the backing; and an effective amount of a fibrous reinforcing materia... | 06/18/2002 |
| 6406576 | Method of making coated abrasive belt with an endless, seamless backing A coated abrasive backing consisting of an endless, seamless, loop is provided. The backing loop includes about 40-99% by weight of an organic polymeric binder, based upon the weight of the backing; and an effective amount of a fibrous reinforcing materia... | 06/18/2002 |
| 6402604 | Process for the production of coated abrasive discs The invention provides individually made abrasive discs with the primary abrasive surface around the periphery of the disc where the bulk of the abrading action occurs when the disc is in use. The invention also provides a process by which these discs can... | 06/11/2002 |
| 6302930 | Durable nonwoven abrasive product The present invention provides an improved nonwoven abrasive product. The improved abrasive product has a porous, lofty web of multiple layers of coiled, autogenously bonded thermoplastic filaments, binder resin, abrasive granules and size resin. When por... | 10/16/2001 |
| 6299520 | Antimicrobial scrub pad A nonabsorbent, abrasive scrubbing pad, especially for domestic use in the kitchen or bathroom, comprising a nonwoven web of fibers in which the fibers have coated thereon a mixture of antimicrobial compounds. The antimicrobial compounds are dispersed in ... | 10/09/2001 |
| 6257973 | Coated abrasive discs The invention provides individually made abrasive discs with the primary abrasive surface around the periphery of the disc where the bulk of the abrading action occurs when the disc is in use. The invention also provides a process by which these discs can... | 07/10/2001 |
| 6231427 | Linear polisher and method for semiconductor wafer planarization A wafer polisher and method for the chemical mechanical planarization of semiconductor wafers. The polisher includes a wafer holder for supporting the semiconductor wafer and a linear polishing assembly having a polishing member positioned to engage the s... | 05/15/2001 |
| 6217432 | Abrasive article comprising a barrier coating An abrasive article is formed having a barrier coating coextensive with and interposed between a backing and an abrasive coating. The hardened barrier coating essentially eliminates penetration of the abrasive coating into the backing, especially volatile... | 04/17/2001 |
| 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 |
| 6170116 | Abrasive member and cleaning device for probe needle for probe card An abrasive member and a cleaning device for a probe needle of a probe card are obtained which are capable of simplifying an operation of cleaning a probe needle of a probe card and also eliminating the step of employing an organic solvent or the like in ... | 01/09/2001 |
| 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 |
| 5928070 | Abrasive article comprising mullite A low-density abrasive article comprising a nonwoven web and a multiplicity of abrasive particles which are bonded to the nonwoven web by means of an adherent binder. Abrasive particles useful in the present invention have particle sizes between about gra... | 07/27/1999 |
| 5851142 | Combined grinding and polishing tool An automotive aluminum wheel abrading/polishing tool is disclosed. The abrading/polishing tool includes a substantially circular, resilient, central layer of non-woven material. A first plurality of individual, circumferentially offset, layers or strips o... | 12/22/1998 |
| 5795218 | Polishing pad with elongated microcolumns A polishing pad for use in chemical-mechanical planarization (CMP) of semiconductor wafers includes a multiplicity of elongated microcolumns embedded in a matrix material body. The elongated microcolumns are oriented parallel to each other and extend from... | 08/18/1998 |
| 5775984 | Removable-resuable fibrous scrubbing pad for use in wet power orbital scuffing applications The fibrous scrubbing pad is proposed for use in wet orbital power scuffing of a damaged portion of a painted surface for enhancing paint color blending and adhesion during repair. It is particularly suited for use in auto collision repair. The pad most p... | 07/07/1998 |
| 5690544 | Wafer polishing apparatus having physical cleaning means to remove particles from polishing pad The invention relates to an apparatus for polishing wafers in the fabrication of semiconductor integrated circuits. The apparatus has a turntable on which a polishing pad of polyurethane foam is placed. The pad has a multiplicity of cavities in the polish... | 11/25/1997 |
| 5674122 | Abrasive articles and methods for their manufacture Abrasive articles and methods for their manufacture are described. The articles are screen abrasive articles including a durable backing member having a patterned array of portions thereon arranged around a plurality of openings extending through the back... | 10/07/1997 |
