Patents Examined by Samuel A Davies
  • Patent number: 11285630
    Abstract: A razor handle for a razor cartridge is provided. The handle comprises a head, a body, a cover layer, and a clip member. The head has a cartridge engaging end and an attachment end. The body has a front end and a rear end and comprises a first shell and a second shell that are releasably coupled together. The front end is coupled with the attachment end. The cover layer at least partially surrounds the body. The clip member is coupled with the first shell and the second shell at the rear end of the body such that the first and second shells are held together at least partially by the clip member. The clip member has a plurality of features which are coupled to a plurality of features on the body. These are retention features such as recesses or projections.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: March 29, 2022
    Assignee: The Gillette Company LLC
    Inventors: Hong Lu, Stephen Charles Witkus, Alexander Stephen Forti, Huibin Gong
  • Patent number: 11277972
    Abstract: A pruning device comprises a pair of cooperating blades that are pivoted together and handle parts movable to and from each other for a user to operate the cooperating blades. A saw blade part is attachable to and detachable from the device by a user. When the saw blade part is attached to the device the handle parts and cooperating blades are retained in a substantially fixed position relative to each other. When the saw blade part is detached from the device the handle parts and cooperating blades are movable relative to each other.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: March 22, 2022
    Assignee: OAKTHRIFT CORPORATION LTD.
    Inventor: James John Thorn
  • Patent number: 11279053
    Abstract: Disclosed is a blade unit for a safety razor comprising a connecting structure for fixing the blade unit to a handle, a blade housing comprising a plurality of blades having cutting edges lying in a shaving plane, and a rear portion next to the plurality of blades, comprising a non-flexible back portion extending parallel to the shaving plane, and a lubricating pad having a flexible portion and a non-flexible portion, the non-flexible portion being arranged on and supported by the non-flexible back portion, the flexible portion extending rearwards from the non-flexible portion beyond the non-flexible back portion to define a rear edge of the rear portion of the blade unit, the flexible portion forming a convex skin-contacting surface when bending away from the shaving plane in use.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: March 22, 2022
    Assignee: KAI R&D CENTER CO., LTD.
    Inventors: Michael Lessmann, Jens Treu, Kesen Zeng, Yvonne Neumann, Hiroyuki Nakasuka
  • Patent number: 11278310
    Abstract: A scalpel handle includes a body defining a first end and a channel therein and an insert defining a blade holder disposed at a first end thereof and positionable within the channel of the body with the blade holder extending outwardly away from the first end of the body. A shield is coupled with the body such that the blade holder is positionable within the shield, and a removal wedge is defined on the body, fixed with respect to the shield, and disposed in a substantially fixed lateral position at least partially aligned with a portion of the blade holder.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: March 22, 2022
    Assignee: Aspen Surgical Products, Inc.
    Inventors: Georgene Austria, Justine Pringle
  • Patent number: 11273505
    Abstract: A circular saw dust collection shroud is provided. The dust collection shroud includes a shroud body and a saw blade hood which is disposed around a circular saw blade. The saw blade hood may engage the upper blade guard of the circular saw. The dust collection shroud is reconfigurable to mount to either a left or a right handed circular saw and is adjustable relative to the saw to position the saw blade hood in a desired location around the saw blade.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: March 15, 2022
    Assignee: DUSTLESS DEPOT, LLC
    Inventors: Kendall Hansen, Kyle Bjork
  • Patent number: 11267158
    Abstract: A cutting apparatus is disclosed herein. The cutting apparatus includes a workpiece support assembly, the workpiece support assembly configured to hold a workpiece in position by means of one or more rotational attachment points, the workpiece support assembly allowing generally single degree of freedom rotation while the workpiece is being cut, and the workpiece support assembly generally fixing the workpiece in the other directions of movement during the cutting thereof; and a cutting assembly having a cutting blade, the cutting blade configured to engage the workpiece, and circumferentially cut a portion of material from the workpiece. In some embodiments, the cutting blade may comprise a rotary cutting blade or a linearly displaceable cutting blade configured to tangentially engage the workpiece. A method for forming cylindrical, conical, and/or annular stock materials, which utilizes the cutting apparatus, is also disclosed herein.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: March 8, 2022
    Inventor: Robert Loring Kilgore
  • Patent number: 11267149
    Abstract: An integral razor blade which is thin and has improved strength by shaping a geometrical structure of the razor blade and a razor cartridge using the same. The razor blade includes a base portion, a bent portion extending in a bent manner from one end of the base portion, and an edge portion extending from one end of the bent portion, a cutting edge being formed at one end of the edge portion. A first separation distance X between a straight line extending in a longitudinal direction from a front surface of the base portion and an end point of the cutting edge ranges from 0.3 mm to 1.0 mm.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: March 8, 2022
    Assignee: DORCO CO., LTD.
    Inventors: Ho Jun Noh, Jun Soo Chang
  • Patent number: 11247351
    Abstract: A rotary shaver (1) comprising a metal external cutting element (7) and a disc-shaped element (10) having a central axis (12). The disc-shaped element covers at least part of the external cutting element. The disc-shaped element is in contact with the external cutting element by means of a raised ring-shaped rim (15) extending between a side surface of the external cutting element and a side surface of the disc-shaped element, which raised ring-shaped rim has a height of at least 0.1 millimetre in a direction parallel to the central axis and a width of less than 0.35 millimetre in a direction radial to the central axis.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: February 15, 2022
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Josty Winters, Ingmar Grasmeijer
  • Patent number: 11241805
    Abstract: The present invention relates to a razor base (2) comprising a head portion (4), wherein the head portion (4) comprises a forward surface (42) and a rear surface (44) opposite to the forward surface (42); and at least one rear extension (6, 60) extending away from the rear surface (44); wherein the rear surface (44) and the at least one rear extension (6, 60) together define finger end receiving sections (8) each configured to receive a finger end section (102) of a user. The present invention also relates to a corresponding razor and to a corresponding use.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: February 8, 2022
    Inventor: Manfred Grunbart
  • Patent number: 11241727
    Abstract: A machine for machining, such as cutting and/or forming, planar workpieces has an upper tool and a lower tool that are movable toward each other to machine a workpiece arranged therebetween. The upper tool includes at least one cutting tool having at least one cutting edge and a clamping shaft. The lower tool includes a main body having a support surface for the workpiece. The support surface has an opening associated with an inner counter cutting edge. The lower tool has a positioning axis and at least one outer counter cutting edge provided outside of the opening and associated with the support surface. The outer counter cutting edge is aligned with an outer face of the support surface. A distance of the outer counter cutting edge from the position axis and a distance of the inner counter cutting edge from the position axis deviate from each other.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: February 8, 2022
    Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KG
    Inventors: Simon Ockenfuss, Rainer Hank, Marc Klinkhammer, Leonard Schindewolf, Jens Kappes, Dennis Traenklein, Alexander Tatarczyk, Joerg Neupert, Dominik Bitto, Markus Maatz, Christian Jakisch, Markus Wilhelm
  • Patent number: 11235401
    Abstract: A guide insert for a saw blade guide for guiding a saw blade, including at least two blade guiding elements held in the guide insert, at least one pair of side blade guiding elements disposed in parallel and at the same height being accommodated in the guide insert, a slot for laterally guiding the saw blade being formed between a first side blade guiding element and a second side blade guiding element in a use position, the blade guiding elements having a rotationally symmetrical shape with respect to an axis of symmetry, including a cylindrical friction surface, the blade guiding elements each being held clamped in a cylindrical recess of the guide insert in a force-fitting and/or form-fitting manner via a loosenable clamp in the use position, and the blade guiding elements being able to be placed from a first rotational position into other rotational positions.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: February 1, 2022
    Assignee: Freund Maschinenfabrik GmbH & Co. KG
    Inventors: Christoph Ewers, Robert Freund
  • Patent number: 11235402
    Abstract: Saw blades and methods of machining saw blade tooth profiles of saw blades. The saw blades include a blade body and a plurality of teeth defined by the blade body. Each tooth includes a tooth back, a tooth tip, a tooth face, and a tooth gullet. In at least one tooth, a relief region extends toward the tooth back and separates the tooth face from the tooth gullet. The methods include supporting the saw blade with a blade support structure and advancing the saw blade with a blade advance structure. The methods also include dry-machining a finished tooth profile in a working portion of the saw blade in a single pass. The dry-machining includes dry-machining with an end mill by operatively translating the end mill relative to the saw blade and within a plane that is at least substantially perpendicular to an end mill rotational axis of the end mill.
    Type: Grant
    Filed: April 11, 2018
    Date of Patent: February 1, 2022
    Assignee: Simonds International L.L.C.
    Inventors: Derek Clark, Clifton Koski, II, Larry McMaster
  • Patent number: 11230025
    Abstract: A razor blade having a substrate with a cutting edge being defined by a sharpened tip is provided where the substrate is comprised of a molybdenum (Mo) content of about 1.6% to about 5% by weight of composition and thicknesses of 1.60-1.75 ?m and 9.25-10.00 ?m measured at a distance of 4 and 40 ?m from the blade tip, respectively. This thickness ratio is between 0.165-0.185. The substrate thickness is about 2.70-3.00 ?m at 8 ?m from the blade tip, about 4.44-5.00 ?m at 16 ?m from the blade tip with a thickness ratio measured at 4 ?m and 8 ?m between 0.56-0.62, and a thickness ratio measured at 4 ?m and 16 ?m between 0.32-0.40. The edge shape may be defined by equation w=adn with “a” between 0.50-0.62 and “n” between 0.76-0.80. A semi-included angle less than 7° is measured at a distance of 40 ?m or greater from the blade tip. This substrate will have substantially no cracks.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: January 25, 2022
    Assignee: The Gillette Company LLC
    Inventors: Kenneth James Skrobis, Ming Laura Xu, Yongqing Ju, Bin Shen, Matthew Robert Stone
  • Patent number: 11219159
    Abstract: A grass trimmer includes a cutting head for mounting a cutting member, a drive head having a output shaft for driving the cutting head to rotate, and an anti-winding member for preventing the output shaft from being wound to by grass. The drive head includes a drive device to drive the output shaft and a head housing for accommodating the drive device. The output shaft connects to the cutting head and passes through the anti-winding member and the anti-winding member is mounted to the cutting head so as to rotate with the cutting head and is disposed between the cutting head and the head housing so as to fill the space between the cutting head and the head housing.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: January 11, 2022
    Assignee: Chervon (HK) Limited
    Inventors: Feng Yuan, Ming Peng, Jianpeng Guo, Zichun Tang
  • Patent number: 11203109
    Abstract: An ergonomic cooktop scraping utensil has a planar body, a first side support, a second side support, a blade, and a handle. The blade is removably attached to a distal end of the planar body, and the handle is laterally connected between the upper ends of the first and second side supports. When force is applied to the handle, it is transmitted to the side supports and into both the proximal and distal ends of the utensil. The blade is configured to be oriented at a specified blade angle relative to the cooktop surface for efficient scraping action. The handle is designed to be operated by the heel of the palm of the user in order to minimize any moment arm, and thus strain, applied to the wrist of the user.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: December 21, 2021
    Assignee: H&K INTERNATIONAL
    Inventor: Norman Craig Glaze
  • Patent number: 11148214
    Abstract: A rail system for a power tool has a base defining a work surface for supporting a workpiece, a support mounted to the base, a number of elongated rails slidably supported by the support for movement relative thereto, a yoke engaged to the number of elongated rails for movement with the elongated rails, and a power tool assembly supported by a yoke for performing an operation on the workpiece. A rail stop is movably mounted to one of the support and the yoke, the rail stop including a stop surface adapted to abut the other of the support and the yoke when the rail stop is in a first position between the yoke and the support. The rail stop is movable to a second position different from the first position.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: October 19, 2021
    Assignees: Robert Bosch Tool Corporation, Robert Bosch GmbH
    Inventors: Plamen V. Marinov, Gwendolyn McDonald, Darek Smolinski
  • Patent number: 11152772
    Abstract: A cut-away cutting tool has two slit forming blade portions and a peeling blade portion interposed between the two slit forming blade portions. The two slit forming blade portions respectively form slits on an insulating coating of a flat conductor wire. On the other hand, the peeling blade portion peels off a portion of the insulating coating between the slits formed by the two slit forming blade portions.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: October 19, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hideaki Onda, Takayuki Motojima, Kenji Masai, Keita Miyashita
  • Patent number: 11141776
    Abstract: There is provided a method of manufacturing washers with improved material yield. The method includes: a preparing step of preparing a material having a panel shape; a first cutting-out step of cutting out a first thrust washer having a substantially arc shape from the material; and a second cutting-out step of cutting out a second thrust washer from a portion of the material in contact with a portion from which the first thrust washer is cut out.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: October 12, 2021
    Assignee: TAIHO KOGYO CO., LTD.
    Inventor: Hirokazu Ochiai
  • Patent number: 11104023
    Abstract: A cutting tool includes a rotary blade driven by a motor, a fixed blade disposed opposing the rotary blade, a housing holding the motor, and a battery mount part on a rear portion of the housing. The battery mount part has a guide groove that slidably receives a rail of a power tool battery pack. A blade cover is disposed partially around the rotary blade, and a portion or all of the blade cover has a shape in which the farther forward it goes the more it goes toward the side that has the fixed blade, viewed from the rotary blade. A base holds the fixed blade, and a portion or all of the base has a shape in which the farther forward it goes the more it goes toward the side that has the fixed blade, viewed from the rotary blade.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: August 31, 2021
    Assignee: MAKITA CORPORATION
    Inventor: Takeshi Kamiya
  • Patent number: 11045964
    Abstract: A rotary electric shaver includes a main body in which a first transmission mechanism, and a connecting portion is disposed; a head unit in which a plurality of blade units each having an outer blade, an inner blade being in sliding contact with an inner surface of the outer blade, and a driven shaft rotating the inner blade are disposed, and a second transmission mechanism that transmits a power of the first transmission mechanism to rotate the driven shaft is built, and which is connected to the connecting portion. The head unit has a first magnet disposed at a position corresponding to each of the blade units. The main body has a second magnet disposed at a position facing and repelling the first magnet.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: June 29, 2021
    Assignee: Maxell Izumi Co., Ltd.
    Inventor: Hideaki Koike