Sliding Blade Patents (Class 30/162)
  • Patent number: 11273504
    Abstract: Inserts for table saws are disclosed. The table inserts are equipped with a toolless locking mechanism that mechanically holds the insert in place and which allows for the installation and removal of the insert without the use of tools. The locking mechanism is easy to lock and unlock and yet robust enough to hold a zero-clearance insert in place.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: March 15, 2022
    Assignee: SawStop, Holding LLC
    Inventors: John P. Nenadic, James F. W. Wright, Stephen F. Gass
  • Patent number: 11267144
    Abstract: A utility knife with a locknut includes a case, a blade holder, a blade, a movable pushbutton and a locking device. A blade extension/retraction opening is formed at a front end of the case and provided for the blade to extend or retract, and a movable chute is formed on a side of the case and provided for the movable pushbutton to move. The blade is correspondingly installed in the case by the blade holder, the blade controls its extension and retraction in the blade extension/retraction opening by the movable pushbutton. The locking device includes a locking rod and an adjusting device and uses the adjusting device to adjust the locking rod and lock the blade.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: March 8, 2022
    Assignee: NINGBO HONGDI MEASURING TAPE INDUSTRY CO., LTD.
    Inventor: Xiaogang Zhou
  • Patent number: 11262157
    Abstract: A fixing and clamping device for a sword includes a sword scabbard and a sword body located in the sword scabbard. The top of the sword body is provided with a blade extending above the sword scabbard. A fixing shell matching with the blade is sleeved on the blade. The fixing shell is connected to the blade through a bamboo pin. A first hilt fixing shell and a second hilt fixing shell are sleeved on the fixing shell and matched with the fixing shell. A plurality of clamping blocks are uniformly distributed on the side of the first hilt fixing shell adjacent to the second hilt fixing shell. A plurality of clamping slots matching with the plurality of clamping blocks are uniformly distributed on the side of the second hilt fixing shell adjacent to the first hilt fixing shell.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: March 1, 2022
    Inventor: Songgen Jiang
  • Patent number: 11254021
    Abstract: An automatically opening tool with sliding scale release, including a frame; a tool; a release mechanism attached to the tool; a biasing mechanism for extending the tool; and a scale coupled to the frame and release mechanism. The tool is constructed such that sliding the scale along the longitudinal axis automatically unlocks the tool from the extended or retracted configurations. The tool can open automatically or manually. The tool can swing open or extend out a front opening in the frame.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: February 22, 2022
    Inventor: Walter Halucha
  • Patent number: 11235479
    Abstract: The present invention generally relates to cutting devices. Specifically, the present invention relates to a deburring cutter device. In some examples, the deburring cutter includes a handle module, a blade, and a blade cover. In an exemplary embodiment of the present invention, the handle module includes a blade holder configured with a blade cavity having walls which are adapted to reversibly secure the blade, allowing the blade to be selectively removed.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: February 1, 2022
    Assignee: Slice, Inc.
    Inventors: Thomas Scimone, Scot Herbst, Robert Joseph Gallegos, William Whitfield Hunter
  • Patent number: 11207790
    Abstract: An out-the-front knife comprises a handle having a blade channel, a slider channel, and an insert channel interposed between them. A blade in the blade channel and a firing mechanism in the slider channel configured to extend and retract the blade. The blade comprising a blade insert configured to contact the firing mechanism. The firing mechanism comprises a front slider arm, a rear slider arm, a front lock, and a rear lock. When the blade is in the open position, the blade insert is biased against the front slider arm and the front lock and when the blade is in the closed position, the blade insert is biased against the rear slider arm and the rear lock.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: December 28, 2021
    Inventor: Andrew Buerk
  • Patent number: 11198228
    Abstract: A knife includes a body, and a blade slider slidably mounted within the body, the blade slider configured to hold and slidably move a blade relative to the body. The knife further includes a blade snapper pivotally coupled to the body, positioned such that when the blade slider selectively positions the blade to be engaged by the blade snapper, pivotal movement of the blade snapper imparts a force on a blade segment of the blade to detach the blade segment from the blade.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: December 14, 2021
    Assignee: Stanley Black & Decker, Inc.
    Inventors: Eric Ranieri, Antony Orsini, Keith Lombardi
  • Patent number: 11179859
    Abstract: A safety cutting device includes a slidable insert that moves longitudinally within a cavity of a housing. The slidable insert has a cutting blade attached and moves within the housing from a safe position in which the blade is covered to an exposed position for cutting. The safety device has a release button positioned near an anterior end of the housing. A biasing member automatically retracts the blade when the release button is activated.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: November 23, 2021
    Assignee: PenBlade, Inc.
    Inventors: Branden D. Rosenhan, Benjamin Grover, Timothy R. Nieman, Andrew S. Hansen, Micah Frerck, Alex Drew
  • Patent number: 11141193
    Abstract: Embodiments of pelvic floor muscle incising tool of this disclosure include a housing that provides an effective way to shoe-horn the tool and its surgical cutting blade into a precise location between a baby's head and the mother's pelvic floor muscles. The housing provides a duckbill shape that allows for precise placement of the blade to create the incision, protects the baby from the cutting blade (creating only a posterior incision in the vaginal canal), distributes forces applied by and to the baby's head, and allows for concealed extraction of the blade after the incision has been made.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 12, 2021
    Inventors: William Clayton Martin, Corby Wade Smithton
  • Patent number: 11117273
    Abstract: A knife includes a handle body defining an interior blade-slide cavity housing a blade slide carrying a blade with a cutting edge. The blade slide is reciprocated within the blade-slide cavity between a blade-storage position in which the cutting edge is housed within the handle body and at least two blade-protruding positions in which the cutting edge protrudes to the exterior of the handle body, through a forward-end opening, to disparate extents. Blade-slide reciprocation is facilitated by a blade-slide actuator that includes a button reciprocable along an actuator slot defined through the handle body. A handle-body undulated surface defined along the handle body in the vicinity of the actuator slot is configured for selective mechanical interference with a button undulated surface in order to define the at least two blade-protruding positions. A blade-protruding position is temporarily maintained through a user's depression of the button to maintain the selective interference.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: September 14, 2021
    Assignee: HYDE TOOLS, Inc.
    Inventor: Romeo Arvinte
  • Patent number: 11104014
    Abstract: A tool includes a housing comprising first and second sides, and a slidable blade assembly configured to move between first, second, third positions. The blade assembly selectively receives a removable blade such that the blade is stored within the housing when the assembly is in the first position, a portion of the blade extends outwardly from the housing when the assembly is in the second position, and the blade is completely outside of the housing, and exposed for removal of the blade from the assembly without removing or separating any portion of the first side or the second side of the housing, when the assembly is in the third position. The tool further includes a first button associated with moving the slidable blade assembly between the first and second position, and a second button associated with moving the slidable blade assembly between the second and third position.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: August 31, 2021
    Assignee: Stanley Black & Decker, Inc.
    Inventor: Jimmy Gomez
  • Patent number: 11096720
    Abstract: This disclosure relates to a cannula for a surgical instrument used for cutting selected tissue in a body cavity while under visual inspection. A kit containing the cannula and methods for performing surgical procedures using the cannula are also described.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: August 24, 2021
    Assignee: A.M. Surgical, Inc.
    Inventors: Romi Mirza, Ather Mirza
  • Patent number: 11084177
    Abstract: A knife is provided that includes a replaceable blade element. The knife employs a blade carrier that is fixedly interconnected to or foldable with respect to a handle. The blade carrier selectively receives the replaceable blade element that is locked into the blade carrier by way of a hook and movable pin combination. The replaceable blade element is designed to be inserted within the blade carrier quickly, easily, and safely.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: August 10, 2021
    Assignee: OUTDOOR EDGE CUTLERY CORPORATION
    Inventors: David R. Bloch, Chen Haisheng, Liang Houkun
  • Patent number: 11083445
    Abstract: A gastrocnemius knife and retractor system and kit includes a surgical knife and a soft tissue retractor. The soft tissue retractor is configurable to move from a collapsed mode to an expanded mode and back again, and can be inserted through a small incision when in the collapsed mode. Once inside the incision, the soft tissue retractor is expanded to permit visualization and accessibility of the surgery site. The surgical knife is then introduced and guided along a path in the frame of the soft tissue retractor, thereby incising the desired tissue. Once the tissue is incised, the surgical knife is withdrawn, followed by the soft tissue retractor after it is collapsed.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: August 10, 2021
    Assignee: Nextremity Solutions, Inc.
    Inventors: John Early, Gregory Pomeroy, Adam Finley, Ryan Schlotterback
  • Patent number: 11077567
    Abstract: An auto-retract scraper is described herein. The auto-retract scrape comprises a housing, a slider, a blade, a rotating hard stop, and a torsion spring. The rotating hard stop is rotated clockwise forcing the blade forward and out of the housing when the slider is engaged.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: August 3, 2021
    Inventors: Thomas John Scimone, Robert Joseph Gallegos
  • Patent number: 11051848
    Abstract: This disclosure relates to a cannula for a surgical instrument used for cutting selected tissue in a body cavity while under visual inspection. A kit containing the cannula and methods for performing surgical procedures using the cannula are also described.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: July 6, 2021
    Assignee: A.M. Surgical, Inc.
    Inventors: Romi Mirza, Ather Mirza
  • Patent number: 11027440
    Abstract: A self-retracting knife includes a housing having a forward end defining a blade aperture, and a blade carrier supports a removable knife blade and is movable within the housing from a fully extended position with the blade projecting from the blade aperture and a fully retracted position by a tension spring. An anti-retraction latch member is supported by the housing and is movable with finger pressure to a position that stops the blade carrier from fully retracting so that the knife blade is partially extended through the blade aperture. In other embodiments, the blade carrier extends through a carrier aperture at the opposite end of the housing for extending the blade carrier, and an adjustable extension limiter also extends through the carrier aperture for limiting forward movement of the blade carrier and projection of the blade through the blade aperture.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: June 8, 2021
    Assignee: Erosion Runner, L.P.
    Inventor: Gregory M. Vreeland
  • Patent number: 11000309
    Abstract: A safety scalpel having a retractable protective guard for covering a blade of the scalpel when the scalpel is not in use is provided. The protective guard limits inadvertent contact with the scalpel blade which may reduce the likelihood of accidental cuts or damage to the blade.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: May 11, 2021
    Assignee: Medi-Safe Surgicals (Pty) Ltd
    Inventors: Trevor John Milton, Norman Anthony Nieuwenhuizen
  • Patent number: 10959745
    Abstract: A device to be used by an operator which may grasp objects in a sterile or non-sterile field, and may facilitate the precise placement and passage of a needle or pin into tissues while using X-ray guidance. The device provides a secure hold while keeping the hands remote from the radiation field, and by permitting non-obstructed viewing of the held instrument and tissues. A radiolucent hammer may be used to help drive a needle into firm tissues without obscuring visualization.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: March 30, 2021
    Assignee: Jet Med Innovations, LLC
    Inventors: Jeffrey Haithcock, Chet R. Rees
  • Patent number: 10919164
    Abstract: A utility knife that includes a handle having a blade slot, and a knife blade slidably housed in the blade slot. The knife blade is configured to extend and retract longitudinally from a blade slot opening of the blade slot. A first side of the handle includes a blade adjustment opening that exposes a first side of the knife blade to extend and retract the knife blade. A second side of the handle includes a biasing member that applies a lateral force against a second side of the knife blade to bias the knife blade against the first side of the handle. The first side of the handle includes one or more blade stops that engage the knife blade when biased against the first side of the handle to lock the knife blade at a selectable position.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: February 16, 2021
    Inventor: Tyler J. Gilbertson
  • Patent number: 10899026
    Abstract: A knife having a housing (11) and a blade support (18) for holding a blade (19), the blade support being movable between a retracted position in which the blade support (18) is moved by a reset device (22) against a stop of the housing (11), and a fully advanced position, the blade support having a base (23) and a blade cover (24) movable between a closed position and an open position relative to the base (23), and in the closed position, the base (23) and the blade cover (24) firmly secure the blade (19) in a blade seat (41) between the base (23) and the blade cover (24) and in the open position, the base (23) and the blade cover (24) are so oriented relative to each other that a blade can be changed.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: January 26, 2021
    Assignee: Martor KG
    Inventor: Martin Herlitz
  • Patent number: 10874414
    Abstract: A device for releasing soft tissue includes a distractor and blade assembly. The distractor may include a guide channel positioned along an edge of the distractor and the blade assembly fits into the guide channel and is configured to slide within the channel of the distractor.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: December 29, 2020
    Assignee: NEXTREMITY SOLUTIONS, INC.
    Inventors: John R Pepper, John Early, Ryan Schlotterback, Michael Coon
  • Patent number: 10813665
    Abstract: Systems, apparatus, and methods are described for forming an incision in tissue for receiving a surgical instrument. A cutting device for forming the incision can be reversibly coupleable to an instrument, e.g., a dilator. The instrument may define a lumen configured to receive a wire that extends or is otherwise extendable through a puncture site. The cutting device can include a cutting element configured to be actuated to form the incision such that the incision extends form the puncture site and is sized to receive the instrument.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: October 27, 2020
    Assignee: GWBN, LLC
    Inventors: Glenn Whitman, William Niland
  • Patent number: 10814505
    Abstract: A knife with automatic blade retraction including a housing, a moveable actuating device, a rotatable blade unit, and a retraction element which always applies a retraction force to the blade unit in the direction of the retracted position. The rotatable blade unit can be brought into engagement with the actuating device and is moveable by means of the actuating device from a position retracted in the housing into a position extended from the housing. The blade unit is also rotatable by the action of a cutting force in an extended position from an engagement position in which the blade unit is in engagement with the actuating device into a release position in which the blade unit is not in engagement with the actuating device.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: October 27, 2020
    Assignee: MARTOR KG
    Inventor: Peter Schekalla
  • Patent number: 10807253
    Abstract: A switchblade includes a casing that defines a cavity. A blade has a cutting edge with a retracted position in which the cutting edge is inside the cavity and a deployed position in which the cutting edge is outside of the cavity. An actuator is slidably engaged with the casing. A front lock is inside the cavity and engaged with the blade in the deployed position, and a rear lock is inside the cavity and engaged with the blade in the retracted position. A slider inside the cavity has a first side opposed to a second side, and the slider defines a front sloped surface and a rear sloped surface. A tab is releasably connected to the slider and engaged with the actuator.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: October 20, 2020
    Assignee: Microtech Knives, Inc.
    Inventor: Mark Mandeville
  • Patent number: 10800052
    Abstract: A utility knife has a disposable blade cartridge in its handle that has new and used blade compartments. Fresh blades are disposed in the new blade compartment and one end of each is advanced one at a time substantially out of the compartment into operative position by a carrier that is controlled by a push button assembly. When the active blade is to be replaced, it is moved by the carrier into the used blade compartment, and a new blade may then be withdrawn from the new blade compartment into the operative position. The cartridge may be reversed when the one end of all the blades in the new blade compartment are used, placing what was the used blade compartment at the front, and the unused end of each blade may be advanced into the operative position. When all are used, a new cartridge may replace the used cartridge.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: October 13, 2020
    Assignee: Repetto LLC
    Inventor: Gregory Fossella
  • Patent number: 10787282
    Abstract: A cap is to be removably attached to a cutting blade configured to cut a tape. The cap includes a grip portion to be gripped by a user and a holding portion configured to hold teeth provided on a distal end of the cutting blade while causing the teeth to face the grip portion.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: September 29, 2020
    Assignee: MAX CO., LTD.
    Inventor: Hajime Takemura
  • Patent number: 10779853
    Abstract: A sheath type disposable safety scalpel consists of the blade, handle and sheath, and when the sheath slides forward and backward in relation to the handle, the blade shows the extension and retraction states in the sheath, wherein: the positioning mechanism consists of the button on the sheath and the blade protection locking notch and blade exposure locking notch on the handle, and the unlocking inclined surface is set under the blade protection locking notch and blade protection locking notch, and when the button is pressed and pulled, the locking head touches the unlocking inclined surface and climbs out of the locking notch along the unlocking inclined surface to unlock, so that sheath slides between blade protection locking notch and blade exposure locking notch in relation to the handle. The scalpel breaks the monopolization of traditional positioning mechanism, improves safety of scalpel and improves user hand feeling and sound experience.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: September 22, 2020
    Assignee: STERILANCE MEDICAL (SUZHOU) INC.
    Inventor: Guoping Shi
  • Patent number: 10710254
    Abstract: A safety cutting device includes a slidable insert that moves longitudinally within a cavity of a housing. The slidable insert has a cutting blade attached and moves within the housing from a safe position in which the blade is covered to an exposed position for cutting. The safety device has a release button with a first lock configured to lock the insert in the exposed position upon moving before actuation of the release button, and a second lock that maintains the insert in the exposed position after actuation of the release button but before the button is release. A biasing member automatically retracts the blade when the release button is actuated and released.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: July 14, 2020
    Assignee: PenBlade, Inc.
    Inventors: Branden D. Rosenhan, Benjamin Grover, Timothy R. Nieman, Andrew S. Hansen, Micah Frerck, Alex Drew
  • Patent number: 10668262
    Abstract: Medicinal pellet insertion devices and kits including sterile loading sheaths and scalpels for making predetermined incisions are provided. The devices and kits can be used in the treatment of patients with controlled, sustained release medicinal pellets implanted by subcutaneous insertion.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: June 2, 2020
    Assignee: Pellecome LLC
    Inventors: Enrique Jacome, Richard Costa, Sean Ely, Mitchell Tung
  • Patent number: 10610257
    Abstract: An assembly having a support element with a bayonet having a universal blade fitting inserted into the interior of a tube and an electrical source pod is disclosed. The tube is releasably attached to a handle and a blade is attached to the universal blade fitting to form a terminal configuration, such as a surgical scalpel. The support element provides stability and support for pressure placed on the blade to minimize or prevent breakage of the bayonet during cutting. The support element also provides a lever support and function for the tube it is attached to and the handle that attaches to it. Finally, the support element also serves as a guide rail for all assembly components to adhere to and along upon assembly of all components such as tube, electrical source pod and battery cartridge.
    Type: Grant
    Filed: February 17, 2018
    Date of Patent: April 7, 2020
    Assignee: Nano 2.0 Business Press, LLC
    Inventor: Steven M. Hacker
  • Patent number: 10568648
    Abstract: A guide provides for placing a suture anchor into an outer rim of a glenoid cavity of a patient adjacent an edge of a glenoid labrum. The guide comprises an elongated guide tube having an axial lumen with a distal opening a rim engagement member pivotally attached to the elongated tube adjacent the distal opening. The rim engagement member has a first contact surface and a second contact surface each of which are distal of the guide tube and are separated from each other and disposed on opposite lateral sides of the guide tube whereby to allow placement of the contact member over the glenoid rim, with subsequent angular positioning of the guide tube and passage of an instrument down the lumen to the labrum.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: February 25, 2020
    Assignee: DEPUY SYNTHES PRODUCTS, INC
    Inventor: John Cournoyer
  • Patent number: 10569432
    Abstract: An automatically opening tool with a sliding scale release. The assembly includes a modular body; a tool; a gear assembly attached to the tool; a first resilient member for rotating the tool; a sear configured to mate with the gear assembly; a second resilient member for imparting a resilient force to the sear; and cover plates. When the tool is closed, moving the cover plate causes the tool to open automatically.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: February 25, 2020
    Inventor: Walter Halucha
  • Patent number: 10569433
    Abstract: The safety cutter supports adjustment of the blade length which is allowed to expose outside the housing. It includes a housing, a blade carrier, a blade, a threaded shaft, a nut and a guiding member. The blade carrier is slidable along a blade carrier track provided within the housing. The blade removably engages a forward end of the blade carrier. The threaded shaft is disposed along the blade carrier track. The nut is restricted from axial rotation and engaged with the threaded shaft in such a way that rotation of the threaded shaft drives the nut to move axially along the threaded shaft. The guiding member is fixedly coupled to the blade carrier for guiding movement of the blade carrier and positioned to be movable between a rear end of the blade carrier track and the nut.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: February 25, 2020
    Inventor: Tsang Wing Wong
  • Patent number: 10562197
    Abstract: A novel cutting device useful for cutting asphalt shingles and other roofing products features a blade having a top edge, a bottom edge located on an opposite side of the blade relative to the top edge, and left and right edges; a lower cutting edge adjacent the left or right edge; an upper sharpened edge positioned above the lower cutting edge and adjacent the same edge as the lower cutting edge, wherein the upper sharpened edge and the lower cutting edge are configured for cutting; at least one inner edge emanating from the bottom edge and angled towards the top edge, wherein the inner edge is tangent to the upper sharpened edge; and at least on nodule disposed between the lower cutting edge and the upper sharpened edge, wherein the bottom edge is parallel to and shorter than the top edge.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: February 18, 2020
    Assignee: Roofers Advantage Products, LLC
    Inventors: Jonny E Folkersen, Benjamin J Folkersen
  • Patent number: 10555755
    Abstract: A self-locking retractable surgical knife including a sheath member having front and rear ends, and a retractable member including a support member and a blade supported by the support member. The support member has a front end, a rear end and an elongated interior space. The retractable member is partially disposed in the sheath member and telescopically received in the sheath member for movement between a guarded position wherein the blade is guarded in the sheath member, and an exposed position wherein the blade extends out of the sheath member. The self-locking retractable further includes a biasing member disposed in the interior space of the support member and a latch member disposed in the interior space of the support member.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: February 11, 2020
    Inventor: Richard S. Werner
  • Patent number: 10518425
    Abstract: A knife is provided that includes a replaceable blade element. The knife employs a blade carrier that is fixedly interconnected to or foldable with respect to a handle. The blade carrier selectively receives the replaceable blade element that is locked into the blade carrier by way of a hook and movable pin combination. The replaceable blade element is designed to be inserted within the blade carrier quickly, easily, and safely.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: December 31, 2019
    Assignee: Outdoor Edge Cutlery Corporation
    Inventors: David R. Bloch, Chen Haisheng, Liang Houkun
  • Patent number: 10513040
    Abstract: A knife has a body forming a cavity, a blade with a cutting edge, and a holder forming a tool seat and movable relative to the knife body between an operating position with the tool seat in the cavity and a change position with the tool seat outside the cavity. An additional tool has at least two working parts and is provided with a holding part that can be fitted to the tool seat such that, in the operating position of the holder, one of the working parts is in a working position in which it projects from the body and can be used by a user while the other working part is in a stowed position inaccessible in the cavity and, in the change position, the tool is entirely outside the body and can be separated from the seat.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: December 24, 2019
    Assignee: MARTOR KG
    Inventor: Jan Hendricks
  • Patent number: 10500740
    Abstract: A switchblade includes a casing that defines a cavity. A blade having a cutting edge has a retracted position in which the cutting edge is inside the cavity and a deployed position in which the cutting edge is outside of the cavity. An actuator is slidably engaged with the casing. A slider inside the cavity defines a tab on a first side of the slider and engaged with the actuator and front and rear sloped surfaces on a second side of the slider. A front operator and a rear operator are inside the cavity, and a spring connects the front operator to the rear operator. A front lock on the second side of the slider inside the cavity is engaged with the blade in the deployed position. A rear lock on the second side of the slider inside the cavity is engaged with the blade in the retracted position.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: December 10, 2019
    Assignee: Microtech Knives, Inc.
    Inventors: Anthony Louis Marfione, Anthony Gary Marfione
  • Patent number: 10492768
    Abstract: A handheld biopsy device is provided which includes an elongate base having a slider movable relative thereto between a stowed condition and at least one operative condition. An elongate blade which is resiliently flexible in its length is secured between the base and the slider such that with the slider in the stowed condition the blade extends generally parallel to the base, and with the slider in the at least one operative condition the blade flexes away from the base into a bowed shape.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: December 3, 2019
    Inventor: Trevor John Milton
  • Patent number: 10493641
    Abstract: A knife is provided that includes a replaceable blade element. The knife employs a blade carrier that is fixedly interconnected to or foldable with respect to a handle. The blade carrier selectively receives the replaceable blade element that is locked into the blade carrier by way of a hook and movable pin combination. The replaceable blade element is designed to be inserted within the blade carrier quickly, easily, and safely.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: December 3, 2019
    Assignee: OUTDOOR EDGE CUTLERY CORPORATION
    Inventor: David R. Bloch
  • Patent number: 10493639
    Abstract: A folding utility knife comprises a handle, an angularly movable blade holder, blade holder locking mechanism and a cutting blade with a cutting edge and an opposite indexing edge having a first indexing notch, a second indexing notch and a third indexing notch. A blade locking mechanism has a locking pin for locking engagement with the first indexing notch, the second indexing notch, and the third indexing notch holds the cutting blade in a first blade position, a second blade position and a third blade position, respectively. The cutting blade is removable and rotatable 180 degrees for re-insertion into the blade holder whereat locking engagement of the locking pin with the third indexing notch, the second indexing notch, and the third indexing notch holds the cutting blade in a fourth blade position, a fifth blade position and a sixth blade position, respectively.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: December 3, 2019
    Inventor: Simon Medhurst
  • Patent number: 10478977
    Abstract: A utility knife has a housing, a blade, and a blade support carrying the blade and supported on the housing so as to be displaceable in a straight line with the blade between a safety position, a cutting position, and a blade-change position. A torsion spring biases the blade into the safety position.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: November 19, 2019
    Assignee: MARTOR KG
    Inventor: Martin Rohrbach
  • Patent number: 10464224
    Abstract: A utility knife includes a blade carrier configured to releasably couple to a blade; and a blade retention mechanism coupled to the blade carrier. The blade retention mechanism includes a first actuator; and a second actuator coupled to the first actuator, wherein an actuation of the first actuator permits the second actuator to move from a locked position to an unlocked position for the blade.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: November 5, 2019
    Assignee: Fiskars Finland Oy Ab
    Inventors: Stephen P. Dechant, Steven Stokes
  • Patent number: 10448965
    Abstract: A system and method for nerve decompression comprise a knife unit having a parallel upper limb and lower limb terminating proximally at the cap of the tubular sheath and a triangular shaped surgical cutting blade disposed vertically in between the upper limb and the lower limb. Upper limb and lower limb extend distally beyond the cutting blade and have open slots to facilitate proper positioning and engaging of the tissue while allowing visualization of less routing structure. The knife receives the probe head of an endoscope just behind cutting blade for proper visualization and illumination. The guiding system comprises a handle unit and a pair of parallel guides with long open slots that act as a cannula of adjustable diameter. The open slots on parallel guides facilitate 360 degree visualization of the surroundings and also prevent derailing of endoscopic knife unit while passing through it.
    Type: Grant
    Filed: November 11, 2015
    Date of Patent: October 22, 2019
    Inventor: Manuel F. DaSilva
  • Patent number: 10451831
    Abstract: A fiber optic stripping and cutting apparatus comprising a tool housing and a stripping tool slidingly secured to the tool housing, the stripping tool having a pair of opposing stripping blades pivotable with respect to each other, each stripping blade having at least two teeth, the teeth on one stripping blade aligned with teeth on the opposite stripping blade. The fiber optic stripping and cutting apparatus includes a cutting tool removably secured to the tool housing, the cutting tool having a pair of opposing flat blades, each flat blade including a sharp edge. The stripping and cutting tools are each independently slideable from a retracted position within the housing to an extended position at least partially extending from the tool housing. The stripping tool and cutting tool may be removable from the tool housing.
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: October 22, 2019
    Assignee: Ripley Tools, LLC
    Inventors: Manuel A. Santos, Sean Powell, Kevin Kilton, Paul Phillips
  • Patent number: 10427310
    Abstract: A cutting device is disclosed. The cutting device has a housing and a carriage that is movably disposed in the housing, the carriage being movable between a retracted position and an extended position. The cutting device also has a cutting member that is removably disposable in the carriage, a cover member that is removably attachable to the housing, and an urging member that operably connects the carriage and the housing. The housing includes a locking member. When the carriage is in the extended position and the cover member is attached to the housing, the locking member locks the cover member to the housing. The urging member urges the carriage to move from the extended position toward the retracted position.
    Type: Grant
    Filed: December 23, 2017
    Date of Patent: October 1, 2019
    Inventors: Thomas Scimone, Scot Herbst, Fu Keung Ng
  • Patent number: 10421201
    Abstract: A cutter apparatus includes a housing and a blade carrier. The housing is sized to be hand-held and includes a channel and openings adjacent to the channel at three different sides of the housing. The blade carrier is sized to fit within and slide along the channel and includes three engaging portions that extend from the openings such that a force bearing upon any of the portions can cause the blade carrier to slide along the channel.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: September 24, 2019
    Assignee: PACIFIC HANDY CUTTER, INC.
    Inventor: G. Gerry Schmidt
  • Patent number: 10349664
    Abstract: A skinning knife includes a handle and a blade carrier coupled to the handle, the blade carrier including a mount having a mounting surface, a boss extending outward from the mounting surface, and a spring including a front portion, a middle portion, and a rear portion. The skinning knife also includes a blade including a sharpened edge, a body, and a slot formed through the body, where the slot extends in a longitudinal direction from a front end to a rear end and includes a narrow portion of a first width and a wide portion of a second width greater than the first width. The blade is releaseably secured to the blade carrier by interaction between the boss and the spring of the blade carrier and the slot of the blade.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: July 16, 2019
    Assignee: Fiskars Brands, Inc.
    Inventor: Peter Schuft
  • Patent number: 10300616
    Abstract: The invention relates to a knife with a housing (11) and with a blade holder (13) for holding a blade (17), the blade holder (13) being movable between a safety position in which the blade (17) is inaccessible within the housing (11) and a cutting position in which the blade (17) projects at least partially out of the housing (11), the cutting position being defined by the interaction of at least one stop surface (32a, 32b) associated with the housing (11) and at least one counterpart surface (23a, 23b) associated with the blade holder (13).
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: May 28, 2019
    Assignee: MARTOR KG
    Inventor: Peter Schekalla