With Motor Patents (Class 30/264)
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Patent number: 11027392Abstract: A compact multi-material cut-off tool includes a housing, and an arbor rotatably supported by the housing upon which a cutting disk is attachable for co-rotation therewith. A motor is coupled to the arbor to provide torque thereto. A controller is operable to selectively drive the motor in a first rotational direction and an opposite, second rotational direction. A first lighting element is coupled to a first portion of the housing, and a second lighting element is coupled to a second portion of the housing. One of the first lighting element and the second lighting element is configured to be activated by the controller in response to the motor being driven in the first rotational direction. The other of the first lighting element and the second lighting element is configured to be activated by the controller in response to the motor being driven in the second rotational direction.Type: GrantFiled: April 27, 2020Date of Patent: June 8, 2021Assignee: TECHTRONIC CORDLESS GPInventors: Ronald C. McCurry, Adam Gathers, Kyle B. Yeomans, Brian D. Mertel, M. Grayson Jacoway, Brandon L. Hicks, Jesse J. Jerabek, Nicholas S. Norton
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Patent number: 8640343Abstract: Cutting apparatus for cutting material, the apparatus comprising two blades arranged so that in use together they can effect a cutting operation in a cutting region therebetween, the blades being mounted relative to one another so that they are urged together in the cutting region as a result of a cutting force initiated by the cutting operation. In one embodiment at least one of the blades is mounted for pivotal movement about a pivot axis so that during the cutting operation the cutting or shearing force generated causes the blade to be pivotally urged towards the other blade. In another embodiment one blade is a rotatable cutter blade and the other blade is a further cutter blade which is adapted to cooperate together to perform the cutting operation in a cutting region, the further cutting blade being mounted so as to be urged towards the rotatable blade as a result of the cutting or shearing forces generated during the cutting operation.Type: GrantFiled: August 26, 2010Date of Patent: February 4, 2014Assignee: Rayner Design Pty LtdInventor: William Rayner
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Patent number: 8631780Abstract: A power cutter powered by a single cylinder internal combustion engine, the power cutter including: a tool unit having at least one tool, which can be rotated about an axis of rotation; a drive unit including an engine, the engine including an engine cylinder having a cylinder bore centerline, a piston, a crankshaft with a crankshaft axis of rotation and a flywheel, the crankshaft running in a counter clockwise direction as seen towards the flywheel; a cutter arm attached to the drive unit in its inner end and its outer end carrying the tool unit, a centerline of the cutter arm essentially follows a connection line between the axis of rotation of the tool and the axis of rotation of the crankshaft.Type: GrantFiled: November 23, 2010Date of Patent: January 21, 2014Assignee: Husqvarna ABInventors: Hans Petersson, Mattias Holmdahl, Anders Lundgren
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Patent number: 8443518Abstract: An opener for a blister package or for cutting of other planar material is disclosed. A cutter pair is provided adjacent an engagement area. When blister package layers are fed into the engagement area, the cutter pair including a top cutter and bottom cutter rotate to feed the package material through the engagement area. The cutters are closer together than a thickness of the package. At least one of the cutters includes a knife thereon to cause cutting of the material as it is fed between the cutter pair. A handle is provided supporting a head which has the cutter pair thereon. A motor provides power to cause rotation of the cutter pair through a gear set. A hand crank is also provided which can separately deliver power to the gear set to cause the cutters to rotate.Type: GrantFiled: December 28, 2007Date of Patent: May 21, 2013Inventor: Stephen Fisher
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Patent number: 8366086Abstract: A hand held opener for opening a frangible closer comprising a handle adapted to be gripped by an operator, a motion actuator operatively connected to the handle, a first shaft connected to the motion actuator, a second shaft connected to the motion actuator, a first gripper portion on the first shaft adapted to grip the frangible closer in a first location, and a second gripper portion on the second shaft adapted to grip the frangible closer in a second location wherein the motion actuator provides reciprocal movement to the shafts to rotate the frangible closer in one direction and to rotate the frangible closer in a direction opposite the first direction.Type: GrantFiled: November 24, 2009Date of Patent: February 5, 2013Assignee: Terumo BCT, Inc.Inventors: Joseph D. Bucciaglia, Victor D. Dolecek, Darryl Hudock
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Patent number: 8215022Abstract: A food product slicer includes a base and a knife mounted for rotation relative to the base. A slide rod extends in a direction past the knife. A carriage assembly is mounted for reciprocal movement back and forth past a cutting edge of the knife. At least one bearing arrangement connects the carriage assembly to the slide rod to facilitate the reciprocal movement of the carriage assembly. The bearing arrangement includes a lubricant reservoir. A bearing bracket holds a bearing that rides on the slide rod. The lubricant reservoir is fluidly connected to deliver lubricant to the slide rod in proximity to the bearing.Type: GrantFiled: March 2, 2007Date of Patent: July 10, 2012Assignee: Premark FEG L.L.C.Inventors: Fariborz Feizi, Shahram Shariff, Brian Stump
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Publication number: 20090235537Abstract: An opener for a blister package or for cutting of other planar material is disclosed. A cutter pair is provided adjacent an engagement area. When blister package layers are fed into the engagement area, the cutter pair including a top cutter and bottom cutter rotate to feed the package material through the engagement area. The cutters are closer together than a thickness of the package. At least one of the cutters includes a knife thereon to cause cutting of the material as it is fed between the cutter pair. A handle is provided supporting a head which has the cutter pair thereon. A motor provides power to cause rotation of the cutter pair through a gear set. A hand crank is also provided which can separately deliver power to the gear set to cause the cutters to rotate.Type: ApplicationFiled: December 28, 2007Publication date: September 24, 2009Inventor: Stephen Fisher
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Publication number: 20080295342Abstract: A vegetation pruning device (102) includes a pair (114, 116) of pivotably coupled handles and a motor having a rotary output drive (130) for driving an endless flexible cutting chain (108). A guard (162) is moved relative to the chain (108) by pivoting the handles (114, 116) relative to each other to grip vegetation between the guard (162) and the chain (108). The guard is provided with a pair of curved upper surfaces (164) having teeth (166). The rotary output drive (130) of the motor is arranged generally coaxially with the axis of pivotal movement of the handles (114, 116).Type: ApplicationFiled: August 14, 2008Publication date: December 4, 2008Applicant: Black & Decker Inc.Inventors: Kevin Stones, David Barker
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Patent number: 7174639Abstract: A vegetation cutting machine has a tubular operation rod, a motor mounted to an end of the operation rod, a drive shaft extending through the operation rod and driven by the motor, a cutting tool provided at a distal end of the operation rod to undergo rotation with the drive shaft, a handle mounted on the operation rod, and a pair of handgrips provided on distal ends of the handle. Each of a pair of fastener members traverses the handle and a respective one of the handgrips for fixedly mounting the respective handgrip to the handle at a point located substantially at a center of gravity of a sum of a mass of the respective handgrip and a mass of a portion of the handle extending between the fixing point and a respective one of the distal ends of the handle, such that the fastener members of the respective handgrips are located at positions of the handle at which vibrations transmitted to the handle from the motor through the operation rod are minimized.Type: GrantFiled: May 3, 2005Date of Patent: February 13, 2007Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Makoto Warashina, Hiroaki Uchitani, Hideshi Sasaki
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Patent number: 6976312Abstract: A split-end hair remover comprising an enclosure having top, bottom and sides, where the top includes a substantially planar screen having upper and lower surfaces that include a plurality of apertures through which one or more split hair ends may project, a motor carried within the enclosure that drives several sets of blades, each set of which is disposed around a center of rotation and where each of the blades of a set has a cutting edge disposed parallel to and proximate the lower surface of the planar screen.Type: GrantFiled: May 13, 2004Date of Patent: December 20, 2005Inventor: Pennie A. Wiler
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Patent number: 6880248Abstract: An implement having a drive motor and a tool is provided. A drive shaft is mounted in a guide tube and interconnects the drive motor and tool for rotatingly driving the tool. The drive shaft includes a main member in the form of a hollow shaft having ends on which are disposed respective extensions that form a coupling connection for a positive engagement with coupling components of the drive motor and of the tool.Type: GrantFiled: May 28, 2002Date of Patent: April 19, 2005Assignee: Andreas Stihl AG & Co.Inventors: Wolfgang Weissert, Hans Peter Stehle
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Publication number: 20040016129Abstract: A portable, handheld envelope opening device is disclosed. The envelope opening device has a head portion and a handle portion. The head portion includes a slot defined by a pair of opposing walls and a base plate. The walls being spaced so as to guide the passage of an envelope and preferably are slightly angled to provide a tapered insertion end. A pair of rotary discs disposed within the head portion adjacent the base plate intersects in partially overlapping fashion along a centerline of said slot. The discs are spaced and positioned adjacent the base plate. The first disc includes a cutting edge, and the second disc is adapted to urge the envelope into engagement with the first cutting disc to sever a marginal edge of the envelope to expose the contents. A motor is coupled through a gearbox to the rotary discs to drive the discs. A switch is used to couple the motor to a battery power supply.Type: ApplicationFiled: July 25, 2002Publication date: January 29, 2004Inventors: Anthony J. Lammers, John R. Nottingham, John W. Spirk, Jeffrey Scott Plantz, Patrick W. Brown
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Patent number: 6665943Abstract: A hedge trimmer is provided with a substantially circular housing and a substantially circular blade having a plurality of cutting elements thereon. The substantially circular blade is mounted within the substantially circular housing and adapted to rotate. A handle projects from the housing. A motor for rotating the circular blade is mounted in the handle. The substantially circular housing is provided with a plurality of digits between which hedge may be received wherein the cutting elements on the rotating circular blade may cut the hedge. The cutting elements on the circular blade may be substantially U-shaped elements equally spaced about the periphery of the substantially circular blade. A plurality of digits may be formed in a circular housing on each side of the handle.Type: GrantFiled: March 25, 2002Date of Patent: December 23, 2003Inventors: Bart P. Sloane, Thomas Carson Sloane
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Patent number: 5588289Abstract: The present specification discloses a cutting tool for use in the garden and workshops having a body (A) which houses a screw impeller (9) that can be driven by a motor (23). The screw impeller (9) being arranged to move waste along a flow path extending through the body (A) from an inlet (11) to an outlet (13), the outlet (13) being connectable to a receptacle which can then entrap any material so moved. A rotating cutting blade (35,41) controlled by the screw impeller (9) being located adjacent to the inlet (11) to act with a fixed cutting blade (31,37) to cut material projecting therebetween, which cut material is entrained through the body (A) by the screw impeller (9) to the receptacle.Type: GrantFiled: November 8, 1994Date of Patent: December 31, 1996Inventor: Graham J. Wilson
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Patent number: 5513435Abstract: A tool for removing nail fins from vinyl window frames comprising either a pneumatic wrench or an electric hand drill driving a tool having a slot into which cutter wheels project along with toothed rings above the cutter wheels. The toothed rings move the tool along the nail fin while the cutter wheels cut the nail fin from the frame.Type: GrantFiled: December 2, 1994Date of Patent: May 7, 1996Inventor: Larry Benjamin
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Patent number: 5468293Abstract: A system for cutting and spraying a plurality of resin strands with an emulsion. The system includes a spray gun that has a cutter assembly that cuts a single resin thread into a plurality of individual strands. The cutter assembly is constructed to cut the strands into varying lengths. The strands are blown from the gun by a housing that is connected to a source of pressurized air. The housing has a pair of openings that are adapted to blow the strands parallel with the gun, so that the resin lies flat on the working surface. The gun also has a pair of nozzles attached to the housing and coupled to a progressive cavity pump that supplies an emulsion. The nozzles are adapted to spray the emulsion into the path of the resin spray, so that the resin and emulsion are mixed onto the working surface.Type: GrantFiled: September 26, 1994Date of Patent: November 21, 1995Inventors: Greg Jones, Daryn Wyatt
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Patent number: 5462764Abstract: A system for cutting and spraying a plurality of resin strands with an emulsion. The system includes a spray gun that has a cutter assembly that cuts a single resin thread into a plurality of individual strands. The cutter assembly is constructed to cut the strands into varying lengths. The strands are blown from the gun by a housing that is connected to a source of pressurized air. The housing has a pair of openings that are adapted to blow the strands parallel with the gun, so that the resin lies flat on the working surface. The gun also has a pair of nozzles attached to the housing and coupled to a progressive cavity pump that supplies an emulsion. The nozzles are adapted to spray the emulsion into the path of the resin spray, so that the resin and emulsion are mixed onto the working surface.Type: GrantFiled: August 1, 1994Date of Patent: October 31, 1995Inventors: Greg Jones, Daryn Wyatt
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Patent number: 5239755Abstract: The invention is directed to a cutter apparatus having a stationary blade and a rotating blade. The rotating blade is driven in rotation by a drive motor. The rotating motion causes the knife and blade to slide relative and over each other in a manner of scissors. The blade and knife each include a plurality of cutting edges with the cutting edges of the knife and blade being so arranged that they run toward each other at an angle opening outwardly. The cutting edges of the stationary blade are formed on radially extending fingers arranged in a star-shaped configuration which facilitates the manipulation of the cutter apparatus and improves the cutting quality thereof. The cutting apparatus is suitable for all kinds of vegetation including leaves and grass blades.Type: GrantFiled: March 23, 1992Date of Patent: August 31, 1993Assignee: Andreas StihlInventor: Jochen Kramer
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Patent number: 5058274Abstract: A shaping and/or scraping tool comprises a main body with a handle means adjacent one end and at the other end a carrier portion for a large plurality of cutting blades individually slidable and lockable towards and away from the handle means in said carrier portion so that the ends of the blades define a cutting edge of chosen shape.Type: GrantFiled: October 1, 1990Date of Patent: October 22, 1991Inventor: Neville J. Smith
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Patent number: 4854046Abstract: A hand knife 20 of the type used for trimming meat with a rotary gear-driven ring-like blade 34 guided by a ring-like housing 30 and retained by a pivoted retainer 36. The blade has a concave inner surface 96, a peripheral retaining groove 45 with a frusto-conical surface 90, and a reduced diameter outer cylindrical surface 93 to accommodate the retainer. An improved adjusting knob 124 and securing member 40 hold the retainer 36 in proper position.Type: GrantFiled: October 7, 1987Date of Patent: August 8, 1989Assignee: Bettcher Industries, Inc.Inventors: Richard B. Decker, Richard P. Bozzi
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Patent number: 4631826Abstract: According to one embodiment of the present invention there is provided a handpiece for shearing wool from sheep, but not restricted to this use, comprising a body portion, a cutting element resiliently mounted to the body portion, the body portion having a combing finger projecting therefrom for directing the material to be cut towards the cutting element, an abutment bar for locating the material with respect to the cutting element, a rotary blade having a plurality of teeth movable relative to the cutting element and the abutment bar, the abutment bar being spaced from the cutting element to define a space between the cutting element and the abutment bar in which at least a portion of the rotary blade may move.Type: GrantFiled: October 13, 1983Date of Patent: December 30, 1986Inventor: Terence J. Parke
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Patent number: 4366620Abstract: A machine for cutting standing seams which connect roof panels together includes a cutter wheel located adjacent a platen wheel. The cutter wheel is movable and is moved toward the platen wheel by a jack-screw mechanism mounted on the frame of the machine.Type: GrantFiled: February 23, 1981Date of Patent: January 4, 1983Assignee: Butler Manufacturing CompanyInventor: Richard R. McClure