Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 7257895 | Apparatus for machining, especially cutting tubular and round section bodies An apparatus for cutting workpieces adapted to engage the workpiece in at least four points of surface engagement. The apparatus has a clamping mechanism designed to be fastened to the workpiece. The clamping mechanism has a tool unit attached which includes adjustm... | 08/21/2007 |
| 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 |
| 7032279 | Apparatus and methods for repairing compressor airfoils in situ The apparatus includes a track mounted in the inlet of a compressor. A manipulator is mounted for movement about the track and carries three modules, the last of which mounts a tool head for movement in a Cartesian coordinate system and about the track. A measuring ... | 04/25/2006 |
| 7029371 | Jig for guiding a grinder A jig is structured to guide a grinder along the inner surface of the base or cover of a combustion turbine. The jig includes a base having a bottom surface with a plurality of rollers arranged in substantially the same radius as the portion of the casing being repa... | 04/18/2006 |
| 6945146 | Pipe-chamfering disk The cutting disk includes cutting teeth for cutting through a pipe prior to engagement with the pipe of chamfering teeth pressed or bent sideways out of the plane of a flat body portion. Each of the chamfering teeth defines a cutting edge angled obtusely away from t... | 09/20/2005 |
| 6857949 | Electric portable grinding machine, particularly an eccentric grinder, provided with edge protection An electrical power grinder, in particular an eccentric grinder, is disclosed that has a grinding wheel (14) and a grinding-medium holder (23), held on the underside thereof, of soft material. For the sake of reducing wear of the grinding-medium holder... | 02/22/2005 |
| 6685546 | Automatic abrasive sleeve tightening means and quick release system for an oscillating spindle sander A quick release system for an oscillating spindle sander comprises a linearly elongated shaft inserted and housed within a cavity of a sanding drum. A top washer comprising a central aperture and a pair of downwardly projecting prongs aligned about a circ... | 02/03/2004 |
| 6547654 | Automatic abrasive sleeve tightening means and quick release system for an oscillating spindle sander An automatic abrasive sleeve tightening means and quick release system for an oscillating spindle sander is disclosed, in which a flyweight assembly automatically tightens the abrasive sleeve against the sanding drum of the oscillating spindle sander, upo... | 04/15/2003 |
| 6527631 | Electric hand power grinder, in particular eccentric grinder An electric hand power grinder formed as an eccentric grinder has a grinding plate, a abrasive carrier provided on a lower side of the grinding plate and composed of a soft material, the abrasive carrier being plate-shaped and being fixed on the grinding ... | 03/04/2003 |
| 6514129 | Multi-action chemical mechanical planarization device and method Specific embodiments of the present invention provide a chemical-mechanical planarization apparatus for planarizing an object comprising a shaft having a shaft axis and being connected with a polishing head which is coupled to a polishing pad. The polishi... | 02/04/2003 |
| 6402851 | Lanthanide oxide dissolution from glass surface A method and product for computer disk drives. Glass substrates are provided having low content of residual polishing particles on the surfaces thereof. An exemplary method includes reduction of residual polishing particle content by immersion of the glas... | 06/11/2002 |
| 6129618 | Oscillating sander An oscillating sander includes a housing and a tool holder which receives a sanding plate and sits via a rotary bearing on a rotating eccentric stem that projects from the housing and is attached flexibly against rotary entrainment on the housing by way o... | 10/10/2000 |
| 6035474 | Sander with depth guide and process of sanding a surface A sander is mounted in a cavity in a guide block so as to have an abrasive surface protruding from a bottom surface to a selectively variable extent. The bottom surface of the guide block acts as a depth guide when engaging a flat surface adjacent to a su... | 03/14/2000 |
| 6010392 | Die thinning apparatus A fixture for holding a semiconductor die against an abrasive media for the purpose of thinning the die is described. The fixture provides means for aligning the back of the die to a reference plane that is coplanar with the plane of the abrasive and is i... | 01/04/2000 |
| 6007410 | Pipefacing tool The present invention relates to a method for squaring pipe ends. The method can be used for squaring the ends of a single pipe length or the facing ends of two cut pipe portions of an existing pipe. The method is particularly useful in inserting a new pi... | 12/28/1999 |
| 5967886 | Hand power tool for flat machining A hand power tool for flat machining has a machine housing, a motor accommodated in the machine housing, a toolholder mounted on the housing, a moveable tool carried by the toolholder and formed as a grinding plate with a triangular base surface for recei... | 10/19/1999 |
| 5888128 | Hand grinder A hand grinder, comprising a housing, a motor arranged in the housing, a tool holder with a grinding tool received in the tool holder, a work shaft driven by the motor, two rotary bearings which support the work shaft, a compensating unit arranged on the ... | 03/30/1999 |
| 5800253 | Disc streak pattern forming method and apparatus A disc streak pattern forming method and apparatus are provided which are capable of not only forming fine streak patterns on a disc in a single step, but also arbitrarily adjusting an angle of intersection of streak patterns in a precise manner to thereb... | 09/01/1998 |
| 5720070 | Weld cleaning machine A weld cleaning machine includes a frame which is secured by a roller chain immediately adjacent to a pipe having a weld to be cleaned. A rotary weld cleaning element is mounted to the frame on an oscillating arm such that the weld cleaning element oscill... | 02/24/1998 |
| 5713785 | Vacuum type portable sander A vacuum type portable sander for exhausting dust emitted during the sanding, and housed within a lid-shaped shield which encloses the rotary disc. The shield has a body of hard material provided with an exhaust outlet, and at the bottom edge has a skirt ... | 02/03/1998 |
| 5464367 | Sanding tool for connection with a rotating drive A dual action sanding attachment has a drive mechanism, a connecting mechanism and an orbiting element. The driven connecting mechanism is coupled with the drive mechanism which, in turn, is coupled with the orbiting element to drive the orbiting element ... | 11/07/1995 |
| 5343584 | Nuclear reactor pressure vessel and head flange polisher A polisher is supported on either a frame/arm arrangement or on a vehicle which is guided by track, and is arranged to be energized to polish a predetermined surface of an annular flange or the like, when relative movement is sensed between the polishing ... | 09/06/1994 |
| 5299552 | Method and apparatus for cutting circular opening in structure A circular opening is formed in a structure by: forming through-holes 4, 3 in the structure 1 to be cut on a circular cutting line 2 and at the center of the circular cutting line; inserting a shaft 5 through the center through-hole 3; securing support ar... | 04/05/1994 |
| 5170589 | Method for reconditioning of the sealing face on a drying cylinder of a paper machine and device for reconditioning of the sealing face A method for reconditioning of the sealing face (11) at the opening of the manhole (10) of a drying cylinder (K) of a paper machine when the cylinder (K) is in its operating position in the paper machine. In the method a separate frame part (13) is attach... | 12/15/1992 |
| 5148635 | Method and apparatus hydraulic turbine repair A method and apparatus is disclosed for use in a hydraulic assembly (1) for purposes of repairing and resurfacing of turbine liner walls (8) pitted as a result of cavitation and the like. The method includes rotation of turbine blades (6) and a turbine sh... | 09/22/1992 |
| 5076025 | Land grinder mount In accordance with the invention a mount is provided for positioning a grinder on a pipe of any diameter selected from a given range of pipe diameters. The mount has a threaded plunger with a joint fixed at its lower end and a housing slidably reciprocabl... | 12/31/1991 |
| 4987700 | Mechanical scarfing apparatus The present invention contemplates an apparatus for producing a controlled taper cut in a workpiece. The apparatus includes a plurality of horizontal support members for supporting a slidable gantry member and a rotatable support member disposed within th... | 01/29/1991 |
| 4934109 | Method and apparatus for grinding the edge of a pipe A grinder assembly includes a grinder support device positioned within a pipe section and has a support shaft extending along the longitudinal axis of the pipe. A grinder is supported from the support shaft by means of a connector secured to the body port... | 06/19/1990 |
| 4887328 | Device for brushing sealing surfaces of enclosure access holes A device for brushing the sealing plane of access holes in enclosures comprises an assembly which rotates about a main axis coaxial in use with the hole. On a mount at the end of this assembly is a brush eccentric to the main axis and which is rotated abo... | 12/19/1989 |
| 4821464 | Apparatus for machining an earth grader blade support An apparatus for simultaneously machining three circumferential surfaces of a circular workpiece. The device includes a frame having a support for securing the workpiece thereto. A center tube rotatably supported by the frame extends into the interior of ... | 04/18/1989 |
| 4819385 | Device for treating the ends of tubular components A treating device for mechanically treating the outer circumferential surface of tubular components. The treating device includes a grinding tool and is rotatably mounted on an internal chuck. The internal chuck is chucked by means of chuck jaws concentri... | 04/11/1989 |
| 4802310 | Sander attachment Attachment for an oscillating sander to facilitate sanding convex surfaces. A rigid U-shaped frame carries an elastic strap to which an inelastic abrasive sheet is adhered. The abrasive sheet has a contact adhesive thereon which is capable of adhering to,... | 02/07/1989 |
| 4625464 | Pipe processing device A pipe processing device for use in cutting and/or chamfering a pipe to be welded where an attaching body is securely held on the outer peripheral surface of the pipe by means of three abutting members mounted in the angularly spaced relation with the pos... | 12/02/1986 |
| 4551952 | Tire side wall cleaner A mount is provided and an elongated arm has one end thereof pivotally supported from the mount for swinging of the arm relative to the mount about an axis extending transversely of the one arm end. The mount includes structure for releasably supporting t... | 11/12/1985 |
| 4525956 | In-situ annular face grinder A machine is provided for grinding the top surface of an annular body. The achine includes a block which is receivable within the annulus of the body. The top of the block has a central hole. A plurality of rods slidably extend transversely through the blo... | 07/02/1985 |
| 4519169 | Portable orbiting grinding machine A portable orbiting grinding machine to grind the gas check seat on 155 mm un tubes. The critical sealing surface is ground concentric with the chamber diameter. Instead of moving the gun tube to a specified machine tool, the portable grinding machine can ... | 05/28/1985 |
| 4513542 | Portable surfacing machine for boiler manhole A portable machine is provided for in-place grinding of an inside ellipti face of an elliptical boiler manhole access with a grinder which has a flat grinding surface. The boiler manhole access also has an outside elliptical face and a conforming ellipti... | 04/30/1985 |
| 4492136 | Cutting assembly system for pipe casings and the like A cutter system for pipe casings and the like, including a generally "C" shaped cutter assembly body having an always open side entry and exit area leading into the centrally located cutter area with an annular trackway extending an exemplary 290° about ... | 01/08/1985 |
| 4470225 | Variable position orbital sander A machine which orbits an abrader or cleaning tool about a fixed axis at a relatively low speed in which the orbital radius of the abrader may be changed while the machine is in operation.... | 09/11/1984 |
| 4455787 | Engine fan case grinder A device for grinding a fan case for a gas turbine engine to provide an eccentric opening. The device employs a rotatable hub mounted on the fan shaft by a pair of eccentric sleeves one surrounding the other for adjusting the eccentricity of the hub relat... | 06/26/1984 |
