Detachable Blade Patents (Class 30/236)
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Patent number: 8898911Abstract: A cutting tool utilizing a replaceable blade has a body which defines a blade-accepting pocket having an interior within which the body of the blade is nestingly accepted when inserted within the pocket and for releasable securement of the blade within the blade-accepting pocket. Furthermore, the blade-accepting pocket includes an abutment surface against which a surface of the blade body bears against when the cutting edge of the blade is moved into cutting engagement with an item being cut with the tool.Type: GrantFiled: April 28, 2011Date of Patent: December 2, 2014Assignee: iTool Equipment Holding LLCInventors: David S. Jordan, Michael C. Jordan
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Patent number: 8701294Abstract: A cutting implement with blades that can be replaced or interchanged without using tools. The cutting implement has shock absorbing handles and may also have at least one bumper to reduce the forces transmitted to the user's hands and arms. The cutting implement may be a saw, pruners, lopper, grass shears, hedge shears, or garden shears.Type: GrantFiled: September 13, 2009Date of Patent: April 22, 2014Assignee: Acme United CorporationInventors: Ryan Bruce, Richard Constantine, Yani Deros, Matthew Ibarra, Man For Ma
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Patent number: 8327548Abstract: A multi-function blade-and-anvil type cutting tool that uses standard type razor blades includes a blade-and-anvil section connected to a first handle portion and a non-tool blade holder and a blade clamp assembly connected to a second handle portion. The standard blades are able to be changed with out tools when the first and second handle portions are moved from a first open position to a second open position to allow the blade holder and the clamp assembly to pivot with one another causing a screw and O-ring latch to move away from a latching slot in the second handle portion. This movement positions the razor blade between the screw and O-ring latch and a blade clamp guide element for easy removal. Each handle portion having a gripping cover disposed thereon. One of the handle portions has a sliding storage tray disposed therein for storing replacement razor blades.Type: GrantFiled: July 17, 2009Date of Patent: December 11, 2012Inventor: John S. Ronan
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Patent number: 8109003Abstract: Pruning shears include a first arm including a first handle and a jaw including a first tab; a first blade including a cutting edge and an ear opposite the cutting edge and having a first through hole wherein the first arm and the first blade are secured together by inserting the first tab into the first through hole; a second arm including a second handle and a joining section; a second blade secured to the joining section; a pivot joint for pivotably securing the first arm to the second arm; and a torsion spring positioned between the first arm and the second arm. The torsion spring exerts an expansion force to push the first arm and the second arm apart from each other.Type: GrantFiled: October 26, 2009Date of Patent: February 7, 2012Assignee: Success & Tech Industrial Co., Ltd.Inventor: Mei-Chih Liu
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Patent number: 7607231Abstract: A multipurpose tool includes bypass shears with handles that fold around the shears into a compact configuration in which the blades of the shears are hidden. A sharp-edged cutter is removable from the shears for resharpening or replacement, in one version of the tool. A blade safety lock holds the blades closed and is automatically engaged as the handles are folded. The handles are comfortably shaped and may include overmolded elastomeric cushioning portions.Type: GrantFiled: August 8, 2005Date of Patent: October 27, 2009Assignee: Leatherman Tool Group, Inc.Inventors: Glenn A. Klecker, John P. Nenadic
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Patent number: 7596870Abstract: A multipurpose tool includes bypass shears with handles that fold around the shears into a compact configuration in which the blades of the shears are hidden. A sharp-edged cutter is removable from the shears for resharpening or replacement. A blade safety lock holds the blades closed and is automatically engaged as the handles are folded. The handles are comfortably shaped and may include overmolded elastomeric cushioning portions.Type: GrantFiled: March 2, 2004Date of Patent: October 6, 2009Assignee: Leatherman Tool Group, Inc.Inventors: Glenn Klecker, Benjamin C. Rivera
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Patent number: 7246442Abstract: A hair-trimming tool including a tool body having a pair of hair-bunch supporting pieces whose tip ends can open and close, a connecting portion which connects base ends of the hair-bunch supporting pieces, a protruding portion protruding from the connecting portion in a direction substantially perpendicular to an opening/closing direction of the hair-bunch supporting pieces, cutting element provided on at least one of the inner opposing surfaces of the hair-bunch supporting pieces along a longitudinal direction thereof, wherein the cutting element is disposed substantially in parallel to a scalp in a cut-starting attitude where a tip end of the protruding portion comes into contact with the scalp, and a holding element provided on a surface of the hair-bunch supporting piece opposed to the scalp in the cut-starting attitude to hold the lower side of a hair-bunch at a given angle to the scalp.Type: GrantFiled: May 25, 2004Date of Patent: July 24, 2007Inventor: Takanori Tanaka
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Patent number: 7204021Abstract: Upper and lower handle members are pivotally attached at one end. Crimper jaws are operated via the handles. The upper handle carries a guide assembly to mount the blade, and operate the cutting mode using an upper handle cradle. Other accessories include a hole punch, a nut driver, a rivet remover and a hammer.Type: GrantFiled: October 21, 2005Date of Patent: April 17, 2007Inventors: Eric M. Houseman, Ronald A. Angstead, Brent W. Murray, Patrick M. Bertsch
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Patent number: 6883239Abstract: A hair-trimming device is disclosed. The device comprises a substantially U-shaped member having a first handle portion and a second handle portion and an elastic portion alloy the first handle portion and the second handle portion to elastically separated; a pair of razor-fastener connected to the ends of the first and second handle and one lateral edge of the razor fastener being longitudinally mounted with razor with protective cover; and a stop mounted across the first handle and the second handle such that the handles are restricted to open to an excessive scope.Type: GrantFiled: August 29, 2003Date of Patent: April 26, 2005Inventor: Fumihiko Sato
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Patent number: 6625888Abstract: A pruning device includes a blade mounting jaw and an opposing jaw. A blade is removably mounted on a blade mounting portion of the blade mounting jaw to cut vegetation positioned between the jaws as the jaws are closed. A blade retainer is movable between a blade retaining and blade releasing positions with respect to the blade mounting portion and has a forward blade engaging portion. In its blade retaining position, the blade retainer secures the blade to the blade mounting portion. A forward edge portion of the blade is received between the forward blade engaging portion and the blade mounting portion. A rearward blade engaging structure and the blade mounting portion support a rearward portion of the blade. In its releasing position, the blade retainer releases the blade for replacement. Grip portions are operatively connected to the jaws to open and close the jaws.Type: GrantFiled: October 2, 2001Date of Patent: September 30, 2003Assignee: Ames True Temper, Inc.Inventors: Edward Heck, Michael McBride, Bryan Ritchie
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Patent number: 6317987Abstract: Disclosed is a scissor. The scissor comprises a pair of gripping sections integrally coupled with each other at one ends thereof; a pair of blade sections formed at the other ends of the pair of gripping sections, respectively; and a pair of safety plates securely fastened to outer surfaces of the pair of blade sections, respectively, for separating fabric or sheet material from the pair of blade sections.Type: GrantFiled: March 15, 2000Date of Patent: November 20, 2001Inventor: Jin Gu Joung
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Patent number: 5353505Abstract: A pair of grip scissors comprises a generally U-shaped spring member integrally made of a resin and a pair of blade members attached to the respective free ends of the spring member. The respective free ends of the spring member are provided with an opposed pair of stoppers bulging toward each other. The respective stoppers come into stopping abutment with each other when the spring member is manually gripped. Each stopper has a mounting side face directed away from the mounting side face of the other stopper, and each blade member has a connecting portion attached laterally to the mounting side face of the corresponding stopper.Type: GrantFiled: August 12, 1993Date of Patent: October 11, 1994Assignee: Clover Mfg. Co., Ltd.Inventor: Hidekazu Okada