Toothed Lever And Slide Patents (Class 30/243)
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Patent number: 11407131Abstract: A cutting tool includes a first arm assembly which includes a first jaw member connected to a first handle. A second arm assembly includes a second jaw member connected to a second handle. The first arm assembly and the second arm assembly are rotatably connected to one another so as to rotate relative to one another. The first jaw member has a first outer surface configured to project away from the first jaw member and defines a first boundary. The second jaw member has a second outer surface configured to project away from the second jaw member and defines a second boundary. A cutting blade is positioned between the first and second jaw members and is positioned spaced apart from the first boundary and the second boundary with the first and second arm assemblies positioned in one of an open position or closed position.Type: GrantFiled: May 27, 2020Date of Patent: August 9, 2022Assignee: THE BOEING COMPANYInventor: James S. Bader
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Patent number: 8978255Abstract: Garden shears has a pair of overlapped engaging members, an anvil, a blade plate and two operating arms. The engaging member has a plurality of positioning apertures, at least two pivoting apertures, and a containment space. The engaging member has two parallel protruding strips which form a guiding track in between. The blade plate has a positioning slot, a blade and an extending portion. A plurality of driving teeth are formed at two sides of the extending portion. A limiting member is respectively mounted onto both sides of the extending portion and slidably engages with the guiding track of the engaging member. The operating arm has a connecting aperture at one end, and a driving portion adjacent to the connecting aperture. An arced section with the driving portion is provided with corresponding teeth, and another of the operating arm is provided with a handle.Type: GrantFiled: October 28, 2012Date of Patent: March 17, 2015Assignee: Jiin Haur Industrial Co., Ltd.Inventor: Shih-Piao Wu
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Publication number: 20120246941Abstract: Garden shears has a cutting member with an inverted U-shaped opening for accepting the target object. When the driving member is pushed towards the handle, the target object A in the opening is and pushed and cut off by the cutting edge portion of the blade. Therefore, the target object can be securely limited by the garden shears without sliding off.Type: ApplicationFiled: March 29, 2011Publication date: October 4, 2012Inventor: Mei-Yu Nien
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Publication number: 20090199413Abstract: To achieve a new freedom of design as well as a reduced energy consumption, a cutting device (2) and a hair-cutting apparatus with two toothed blades (201, 203) arranged to be moveable with respect to each other are proposed, the cutting device (2) comprising magnetic means (207) arranged to press both blades (201, 203) together.Type: ApplicationFiled: April 26, 2007Publication date: August 13, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Manfred Tautscher, Rene Wadsack
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Patent number: 6922898Abstract: A tool for cutting drywall bead that has a shaped cross section and requires cutting to length with both straight and angled cuts. The tool includes a base with a first handle attached thereto and a second handle pivotably attached to the base, and a blade with a cutting edge movably engages the base. An anvil pivotably attaches to the base and may be rotated to a chosen angle relative to the blade, and the anvil has a shaped upper surface which complimentarily engages the shaped cross section of the drywall bead. A mechanical linkage forces the cutting edge of the blade towards the anvil when the second handle is biased towards the first handle such that a drywall bead positioned over the anvil is cut at a desired angle.Type: GrantFiled: June 13, 2003Date of Patent: August 2, 2005Inventors: Gerald Albert Douillard, Matthew Biff Gotchy, Thomas Mark Harding
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Patent number: 6745476Abstract: A cutting tool (10) adapted to produce chamfers along the edges of drywall panels. The tool (10,110,210) comprises a housing having a channel (18) defined by a base wall (13) and substantially parallel first and second sidewalls (15,17) that are substantially perpendicular to the base wall (13). A primary cutting blade (30) extends from the first sidewall (15) at an angle across the channel (18) toward the second sidewall (17). The primary blade (30) is configured to cut through an edge of a panel placed in the channel (18) as the cutting tool (10,110,210) is caused to move along the edge of the panel, thereby creating a chamfered edge on the panel. A second cutting blade (32) also extends from the first sidewall (15) and is positioned adjacent the primary blade (30) to create a perforation in the edge of the panel prior to the panel encountering the primary blade (30).Type: GrantFiled: January 30, 2003Date of Patent: June 8, 2004Inventor: William Korba, Jr.
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Patent number: 6557259Abstract: A nail clipper of this invention has a somewhat V-shaped handle portion formed of a first upper handle and a second lower handle each of which is pivotally mounted with respect to the other, and movable toward the other. A nail holder, having an arcuate slot for the receipt of an artificial nail, extends forwardly from the lower handle. A cutter assembly having a forwardly disposed arcuate blade edge, is slidably mounted and interconnected to the upper handle's movement whereby it is actuated forwardly over the nail holder to carry out a cutting motion against a nail disposed in the nail holder's slot, upon the application of force to the two handles and moved rearwardly by a release of the grip of the upper portion. The apparatus also includes an elevation setter which may be used for controlling the size of cut of a nail inserted into the nail holder slot. A sizing tool may be employed with the elevation setter to preset the length of the nail to be worn.Type: GrantFiled: August 1, 2000Date of Patent: May 6, 2003Inventor: Thanh Nguyen
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Patent number: 6467172Abstract: A plastic pipe cutting device includes a housing, a cutter connected to a tensile spring at a rear side in the housing and adapted for cutting a plastic pipe inserted into the housing, a lever pivoted to the housing and adapted to drive the cutter, a driving block supported on a spring in the lever and adapted for turning with the lever to move the cutter forwards, a stop member adapted to stop the cutter from backward movement, and a push block slidably mounted in the housing and adapted to push the stop member away from the cutter for enabling the cutter to be automatically pulled back by the tensile spring to its stand-by position after the loaded plastic pipe had been cut.Type: GrantFiled: September 21, 2000Date of Patent: October 22, 2002Inventor: Shin-Tong Jenq
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Patent number: 5924201Abstract: A pipe cutter includes a housing having a number of teeth formed in the two inner sides. A slide is slidably engaged in the housing and a cutter blade is secured to the slide and to be moved to cut a pipe. A hand grip may be moved toward a handle of the housing for moving the cutter blade forward step by step. A pair of catches are pivotally secured to the slide by pivot pins, and a spring may bias the catches to engage with the teeth of the housing in order to prevent the slide from moving rearward. The housing has two guiding surfaces for disengaging the catches from the teeth and for allowing the slide to be moved backward automatically.Type: GrantFiled: January 5, 1998Date of Patent: July 20, 1999Inventor: Hsing-Liang Wang
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Patent number: 5640770Abstract: A clipper for artificial finger nails includes a substantially planar nail holder having an arcuate opening therethrough for receiving an acrylic finger nail. Such a nail is cut by a blade in sliding face-to-face relation with the nail holder which slides over the opening thereby cutting the nail. A slot in the blade has a post extending therethrough. A screw mounted on one end of the post is received in a threaded insert formed in a nose piece. On the other end of the post, a knurled knob facilitates disassembly for changing a blade. A pair of transverse slots formed in the blade receive a pair of teeth formed on a pivotable clipper handle for converting rotational handle movement into transverse blade movement in rack-and-pinion fashion. Cut tips of the acrylic nails are caught and retained in a nail catcher mounted on the nail holder.Type: GrantFiled: February 2, 1996Date of Patent: June 24, 1997Assignee: Kenneth and Virginia GoodellInventor: James F. Fowler
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Patent number: 5129158Abstract: The invention is a cutter for plastic pipe which utilizes a guillotine cutting action in combination with a blade having a straight edge forming a converging angle to the cutting anvil of the cutter.Type: GrantFiled: December 24, 1990Date of Patent: July 14, 1992Assignee: Rex International USAInventor: John A. Campagna
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Patent number: 5012579Abstract: A cutting machine includes a machine body for holding a synthetic resin pipe subjected to cut work, a plate-like cutter provided on the machine body for advancing and retracting movement with respect to the pipe within a plane perpendicularly intersecting the center line of the pipe, and a drive means for the cutter provided on the machine body, the cutter being provided at its edge opposite to the pipe with an angled cutting blade having a width in a direction perpendicular to the advancing and retracting direction of the cutter larger than the outside diameter of the pipe, the blade portion displaced toward one side of an imaginary straight line which passes through a center of the pipe in parallel with the advancing and retracting direction of the cutter, a first inclined portion continuous to the edge portion and crossing the imaginary straight line, and a second inclined portion continuous to the edge portion on the side opposite to the first inclined portion and coming into contact with the inner periphType: GrantFiled: September 19, 1989Date of Patent: May 7, 1991Assignee: Hiroshi KarakiInventor: Misao Matsumoto
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Patent number: 4989325Abstract: A tool body (32) has a forward cradle (34) that surroundingly receives a fastener collar (14). A slider (68) is slid in a cavity (40) in the body (32) by a lever (56) pivotably attached to the body (32). Cutting edges (70) on either side of a slot (74) in the slider (68) cut the collar (14). Spreading surfaces (72) adjacent to the edges (70) spread the collar material away from the fastener shaft. The lever (56) has cam surfaces (60, 62) that engage a hook (78) on the rear end of the slider (68) to move the slider (68) forward and back perpendicular to the fastener shaft axis (X).Type: GrantFiled: December 6, 1989Date of Patent: February 5, 1991Assignee: The Boeing CompanyInventors: John E. Durkin, K. Peter Kenney, Dean F. Hobart