Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7287445 | Apparatus for precision steeling/conditioning of knife edges An apparatus for manually steeling or conditioning the edge of a knife blade comprises a precision angle guide attached to a manual sharpening steel. The angle guide establishes a guiding surface that provides for sustained sliding or rolling contact with the face o... | 10/30/2007 |
| 7278431 | Device for smoothing keratinous surfaces A skin grooming device comprising a planar surface for removable attachment to a stationary surface, having affixed thereto an undulating abrasive block for use in abrading rough, dead, or dry skin from keratinous surfaces and a method for grooming skin using the de... | 10/09/2007 |
| 7275981 | Symmetrical wall sander A disc-shaped sanding pad has a round perimeter. Centrally located in the pad is a socket. A ball, coupled to the end of a handle, is inserted into the socket, permitting the sanding pad to both pivot and rotate freely about the handle. A second single axis pivot is... | 10/02/2007 |
| 7267609 | Dual purpose sanding and collecting abrading device A dual purpose abrading device for smoothing, sanding or finishing a surface of an object while simultaneously surrounding, collecting and containing the particles or debris as they are being generated. The abrading device includes a porous member having a collectin... | 09/11/2007 |
| 7264541 | Drywall corner sander An improved drywall corner sander is provided with an elongated body having opposite sides, and a pair of spaced apart braces extending between the sides. An axle is pivotally mounted between the braces so as to define a first longitudinal pivot axis. A tab on the a... | 09/04/2007 |
| 7228631 | Contouring shave The invention is directed to a hand tool for cutting shavings from the surface of a workpiece of wood (or other workable material) to shape and make smooth any three-dimensional surface having concave, flat, and/or convex contours. The thickness of the shavings is m... | 06/12/2007 |
| 7220174 | Drywall sander The present invention provides an adjustable drywall sander capable of imparting more than one type of motion. In an exemplary embodiment, the sander includes a power unit with a motor and a sanding assembly coupled to the power unit. A telescopic support arm assemb... | 05/22/2007 |
| 7186174 | Sanding block holder Apparatus 10 discloses a sanding block holder incorporating locking tabs 22 used to lock the removable side wall 20 into a compressing state upon the sanding block 16. To release compression on the sponge 16, the tab 22 is s... | 03/06/2007 |
| 7104737 | Pipe beveling tool and method A hand-held pipe beveling tool makes the job of manually beveling the ends of plastic pipe very simple and easy to perform. The pipe beveling tool includes a frame that defines an opening for receiving the end of a pipe. One or more pipe forming members are coupled ... | 09/12/2006 |
| 7094137 | Polishing device A polishing device capable of polishing a repaired surface in a specified shape, comprising a polishing panel body holding a polishing material on a surface opposed to the repaired surface and polishing the repaired surface in the specified shape with the polishing ... | 08/22/2006 |
| 7011573 | Drywall sanding apparatus The drywall sanding apparatus provides a tool assembly for finishing drywall preparation for paint or wallpaper. The apparatus comprises an attachment device for attachment of an abrasive sponge and at least one fastening member for holding the abrasive sponge to th... | 03/14/2006 |
| 6991529 | Hand manipulated tool An embodiment of a hand manipulated tool includes an elongate handle and a tool support. The tool support has a center, rotationally fixed to the elongate handle. The tool support has a periphery with at least five points equidistant from the center. ... | 01/31/2006 |
| 6968624 | Carrot scoop A device for carving into a carrot comprising a handle having a first end and a second end with at least one blade extending from the first end of the handle. The blade is disposed at a right angle to the handle. The blade has at least one sharp cutting edge operati... | 11/29/2005 |
| 6957492 | Cooking implement with handle storage feature A cooking implement is disclosed which is comprised of a hollow sheath and a utensil, wherein the utensil can be stored within the hollow sheath. The utensil can be a fork, knife, spoon, skewer or any myriad of other types of utensils. The sheath serves as both a st... | 10/25/2005 |
| 6905290 | Hand rasp with groove blade and adjustable guide for scoring construction material An improved hand rasp comprises a planar plate with an anterior surface and an opposing posterior surface. An ergonomic handle is affixed to the anterior surface of the plate. A groove blade is removably affixed to the posterior surface of the plate by attachment me... | 06/14/2005 |
| 6811477 | Handsaw capable of cutting glass bottle, method for manufacturing the same, and method for re-using empty wine bottle A handsaw capable of cutting a glass bottle includes a band-like handsaw substrate which is obtained by cutting a steel strip at a predetermined length, a blade portion of hard abrasive applied, by deposition, to at least one edge of the band-like handsaw substrate ... | 11/02/2004 |
| 6805619 | Knife sharpening system A knife sharpening system for sharpening blade edges of knives. The knife sharpening system includes a base portion having an elongate guide rail having a top surface at a first level, a knife support for maintaining a blade of a knife being sharpened with its blade... | 10/19/2004 |
| 6726543 | Skate blade sharpening apparatus and method An apparatus for use in sharpening a skate blade includes a handle and a cartridge connected to one end of the handle. The cartridge includes a casing and a sharpening blade. The sharpening blade has an arcuate cutting edge with a radius of curvature which correspon... | 04/27/2004 |
| 6719620 | Sanding tool A sanding tool having a plate with opposite sanding and supporting sides, a handle mounted onto the supporting side of the plate, and at least one fastening device operatively connected to the supporting side of the plate for fastening a sandpaper onto the sanding t... | 04/13/2004 |
| 6688958 | Hand sander The present invention, in a preferred embodiment, is a new and improved hand-held manual sander that comprises a sander body, a hand grip, a mounting plate and a working surface. More specifically, the sander body includes a cylindrically shaped member de... | 02/10/2004 |
| 6659852 | Sanding block An improved sanding block for sanding high and extended surfaces configured for use in combination with an attached pole. The sanding block is round in shape and is rotationally mounted on a pole mount that interfaces between the sanding block and the pol... | 12/09/2003 |
| 6554690 | Drive device for a grinding, lapping or buffing-tool body A drive arrangement for a grinding, lapping or polishing tool body (1, 2) comprising a drive rod (3) for the tool body (1, 2) wherein a substantially cylindrical groove (6, 10) is provided in the tool body (1, 2) for a substantially positive-fit, articula... | 04/29/2003 |
| 6547656 | Serrated knife sharpener A sharpener for a serrated knife having a plurality of ribbed cutting edges interspersed with concave cutting edges, the sharpener consisting of an elongated abrasive sharpening member having a longitudinal axis and a peripheral surface, a ribbed configur... | 04/15/2003 |
| 6514132 | Hardened skin care instrument A hardened skin care instrument having a file tooth portion formed by an electroplating process is disclosed. The instrument including a handle part with a recessed portion formed thereon, and a head part comprises an abrasive piece attached to the head p... | 02/04/2003 |
| 6402603 | Two-sided abrasive tool An abrasive tool includes a first perforated sheet having a front surface and a back surface, and a second perforated sheet having a front surface and a back surface. A first layer of abrasive grains is bonded to the front surface of the first perforated ... | 06/11/2002 |
| 6398633 | Two stage knife sharpener A hand held sharpener comprises a housing that has three sharpening stones having part cylindrical outer surfaces. A center stone is supported on the housing, and second and third stones are positioned on opposite sides of the center stone with axes of th... | 06/04/2002 |
| 6296558 | Sanding device A sanding device for sanding substantially planar surfaces and substantially non-planar surfaces including a first section and a second section releasably coupled thereto. The second section for supporting a piece of sandpaper having ends captured between... | 10/02/2001 |
| 6273793 | Apparatus and method for reducing disc surface asperities to sub-microinch height A honing head for microburnishing surface of a recording/reproducing disc to a smoothness at which asperities are limited to submicron heights including a hardened contact bearing surface having an array of depressions with abrupt trailing edges interconn... | 08/14/2001 |
| 6270399 | Tongue and groove panel sizing apparatus A hand tool is used for resizing bent, broken, warped or swollen tongue-in-groove panels or planks or boards. The tool has cutting tools mounted on its sides so as to be inserted into a groove for cutting the groove to size or opposing cutting surfaces fo... | 08/07/2001 |
| 6261167 | Two-sided abrasive tool and method of assembling same An abrasive tool includes a first perforated sheet having a front surface and a back surface, and a second perforated sheet having a front surface and a back surface. A first layer of abrasive grains is bonded to the front surface of the first perforated ... | 07/17/2001 |
| 6251003 | Hand-held sharpening device A hand-held sharpening device for sharpening a blade including an elongated sharpening polygon having a plurality of substantially planar sharpening surfaces for receiving the edge of a blade, opposite ends on the elongated sharpening polygon, a plastic c... | 06/26/2001 |
| 6213861 | Tongue and groove panel sizing apparatus A hand tool is used for resizing bent, broken, warped or swollen tongue-in-groove panels, planks or boards. The tool has a cutter or file (rasp) mounted on one side so as to be inserted into a groove for cutting the groove to size. The other side of the t... | 04/10/2001 |
| 6163965 | Spherical cutter and cutter holder arrangement A spherical cutter and cutter holder arrangement, which includes a cutter holder and a spherical cutter mounted in a longitudinal mounting slot at the cutter holder and fixed thereto by a screw, wherein the spherical cutter has a first cutter layer and a ... | 12/26/2000 |
| 6059645 | Hand-held sharpening device A hand-held sharpening device for sharpening a blade including an elongated sharpening polygon having a plurality of substantially planar sharpening surfaces for receiving the edge of a blade, opposite ends on the elongated sharpening polygon, a plastic c... | 05/09/2000 |
| 6048262 | Honing device for culinary knives A honing device for culinary knives having a handle assembly formed of a knob portion mounted on the top end of a vertically oriented handle portion. An inverted frusto-conical knife guide is connected to the bottom end of the handle portion. The elongate... | 04/11/2000 |
| 6039642 | Blade sharpener A blade sharpener having a magazine slidably carried within a sleeve. The magazine contains two sets of three sharpening wheels carried for rotation within the magazine, which are positioned in a staggered relationship with respect to one another, such th... | 03/21/2000 |
| 6003505 | Device for removing stains A cleaning tool for cleaning vinyl or acrylic type items, such as swimming pools or hot tubs. An aggregate and a binder are mixed together to provide an improved cleaning device. The binder and the aggregates are matched so as to wear at substantially ide... | 12/21/1999 |
| 5980370 | Saw having coated abrasive cable A saw includes a C-shaped frame having a C-shaped channel and having a beam and an arm dependent downward from the front portion of the beam and a handle secured to the rear portion of the beam. An endless abrasive coating cable is engaged in the channel ... | 11/09/1999 |
| 5976001 | Interrupted cut abrasive tool An abrasive tool includes a base having an upper surface and a perforated sheet having a lower surface and an upper surface. A layer of abrasive grains is bonded to the upper surface of the perforated sheet. The upper surface of the base is bonded to the ... | 11/02/1999 |
| 5925191 | Ferrule cleaning rod and method of use Various embodiments of a rod for cleaning and/or polishing embodiments of a ferrule in a fiber optic connector are disclosed. In a first embodiment, the rod is formed of an ultra high molecular weight polyethylene hydrophobic material, preferably absorben... | 07/20/1999 |
