With Gauge For Limiting Depth Of Cut Patents (Class 30/505)
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Publication number: 20140283396Abstract: A device for limiting the depth of a cut, which is to be used in portable machine tools, includes at least one cut-depth guide unit, and at least one stop unit that has at least one stop element. The stop element has, for the purpose of limiting the depth of a cut, a movement potential relative to the cut-depth guide unit along a cut-depth guide track of the cut-depth guide unit. The cut-depth limiting device further includes at least one stop movement unit which is configured to allow the stop element a further movement potential relative to the cut-depth guide unit, at least one of along and about an axis of movement, at least when in a state of operation.Type: ApplicationFiled: September 20, 2012Publication date: September 25, 2014Inventors: Bruno Sinzig, Laurent Gribi
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Publication number: 20130340264Abstract: The description shows a depth stop for an oscillating tool 1, wherein a saw blade for machining of a worlcpieee is mountable to the tool 1, wherein the depth stop 16 has a spacer 2 for adjusting a penetration depth of the saw blade into the workpiece, a fixture device 9 on which the spacer (2) is fixable and a mounting member 5 to which the fixture device 9 is mountable, wherein the mounting member 5 is firmly attachable or firmly attached to the tool 1, wherein in a first state the mounting member 5 is immovable relative to the fixture device 9 and wherein in a second state the mounting member 5 is rotatable or movable relative to the fixture device 9 at least around or along an axis of motion 21.Type: ApplicationFiled: June 5, 2013Publication date: December 26, 2013Inventors: Fabian BEK, Heinrich WEBER
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Patent number: 8104183Abstract: A portable cutting device capable of changing and adjusting a cutting depth of a circular saw blade relative to a base with lesser labor. A saw cover is pivoted on the base to change the cutting depth. An adjustment guide extends from the base in a pivotally moving direction of the saw cover in a superposed relation to the saw cover. A tightening unit is disposed to the saw cover at a position superposed with the adjustment guide and the saw cover for providing a selective tightening between the saw cover and the adjustment guide. The tightening unit includes a shaft part extending through the saw cover and the adjustment guide, a pivot operation part pivotally movable about an axis of the shaft part, and an urging part disposed over the shaft part and movable by the pivot operation part in the axial direction of the shaft part.Type: GrantFiled: February 22, 2007Date of Patent: January 31, 2012Assignee: Hitachi Koki Co., Ltd.Inventors: Mizuho Nakamura, Shinji Takano, Hideaki Terashima, Hiroyuki Saitou
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Publication number: 20110056084Abstract: An electric cutting tool includes: a surface plate; a body portion tiltably provided on the surface plate; and a circular saw blade capable of rotating by means of driving power from a driver. A movement amount measuring section measures a movement amount of the body portion with respect to the surface plate in response to a tilting action. A calculating section calculates a cutting depth of the circular saw blade or an inclination angle of the body portion on the basis of the movement amount measured by the movement amount measuring section. A display section displays the cutting depth or the inclination angle of the body portion calculated by the calculating section. The movement amount measuring section includes: a scale section installed on any one of the surface plate and the body portion; and a scale detecting section installed on the other.Type: ApplicationFiled: September 2, 2010Publication date: March 10, 2011Applicant: RYOBI LTD.Inventors: Atsuhito Okada, Akihiro Mikano
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Publication number: 20100088903Abstract: A laser weld cutter assembly that includes a right angle driver comprising: a motor contained within a motor housing; a handle assembly; a burr; and a cutting guide assembly comprising a support element attached to the motor housing, a base plate assembly pivotally attached to the support element, a cutting depth adjustment screw engaged with the base plate assembly and the support element, and a guard attached to the base plate assembly; and wherein the operator positions the output shaft assembly perpendicular to the direction of the weld to be cut, and moves the laser weld cutter assembly in a forward direction away from the operator, the rotation of the burr in the clockwise direction undercutting the material to be removed and providing ease in guiding the burr along the laser weld to be removed.Type: ApplicationFiled: January 13, 2008Publication date: April 15, 2010Inventor: Max W.A. Spitznagel
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Publication number: 20080301954Abstract: SHINGLESAW™ is a pneumatically powered miniaturized circular saw designed especially for roofing applications. A planetary gear set is provided to reduce the RPMs of the saw an increase torque, allowing the saw to cut though heavy and sticky roofing materials even when used with a low CFM roofer's compressor.Type: ApplicationFiled: November 29, 2007Publication date: December 11, 2008Inventor: Robert Garrett
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Publication number: 20080244910Abstract: A power saw (100) including a body housing (112) enclosing a motor (202), a saw blade (150) operatively coupled to the motor (202), and a cutting head (114) at least partially covering the saw blade (150), wherein the cutting head (114) is rotatable relative to the body housing (112) and is configured to be set relative to the body housing (112) in at least two different fixed positions.Type: ApplicationFiled: May 31, 2005Publication date: October 9, 2008Applicant: SCIENTIFIC MOLDING CORPORATION LTD.Inventor: Chetan Patel
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Patent number: 5806188Abstract: A slotter capable of providing a cut of precise depth into a tube is comprised of a main base and an adjustable roller base capable of extension and retraction from the main base, controllable by an adjustable over-center actuator linkage. A pair of roller sets securely hold the tube within the device. A cutting blade, straddled by a pair of limiting rollers, cuts into the tube. Cutting blade rotation is provided by a pneumatically powered rotational motor.Type: GrantFiled: June 24, 1996Date of Patent: September 15, 1998Inventor: Philip J. Caraballo
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Patent number: 5653033Abstract: A hand-held cordless power tool housing an onboard battery powered motor driving a power take-off gear, meshing with a driven gear on a shaft extension carrying a bevel drive gear meshing with an enlarged bevel gear for driving a cutting disc in a counterclockwise direction, and housing enclosing structure carrying the enlarged bevel gear to drive the work engaging cutter disc. The power tool is structured to control the depth of cut in a work piece of the cutting disc, and carries a roller element to ride on a work piece during cutting.Type: GrantFiled: August 28, 1995Date of Patent: August 5, 1997Inventor: Tommy M. McDowell
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Patent number: 4972588Abstract: An apparatus is set forth for the precision aperture cutting through drywall in contemporary dwelling construction. The apparatus includes a self-contained, elongate housing defined by a rechargeable battery organization contained therewithin for selectively actuating a rotary cutting blade mounted by a rotatable shaft transversely of the housing, wherein the blade is offset relative to the housing and lies in a plane generally parallel to the axis of the housing. A modification of the instant invention includes a slidable positioning foot arrangement telescopingly receivable within a tubular sleeve for positioning the saw at a desired depth relative to the drywall and stabilizing the blade relative to the drywall surface.Type: GrantFiled: November 29, 1989Date of Patent: November 27, 1990Inventor: Nicholas Briach, Sr.
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Patent number: 4630368Abstract: A flush cut handsaw has a generally planar handle oriented in a plane perpendicular to and parallel to the saw blade axis, or saw tooth edge, and on one side of the blade so that the saw may be manually used in a conventional sawing mode with the saw blade riding on and parallel with the floor surface. The saw is particularly useful in cutting off plastic plumbing pipes flush with the floor surface and in other circumstances where a smooth, even cut without slant or skew is required.Type: GrantFiled: March 11, 1985Date of Patent: December 23, 1986Assignee: Plastic Oddities, Inc.Inventor: Lewis B. Izzi, Sr.