Patents Examined by Eric A. Gates
  • Patent number: 10137508
    Abstract: Miniaturized deburring and/or chamfering tool with a cylindrical guide sleeve (2) in which a blade holder base body (5) is arranged in an exchangeable manner, which has at least one receiving slot (20) for receiving and guiding a blade (6) arranged there, which is leaf-shaped and designed so that it can bend along its longitudinal axis, and which, at its free front end, has a cutting head (7) with a deburring or chamfering blade arranged there, wherein an internal cooling of the blade (6) and removal of shavings from the blade (6) are achieved by the fact that the coolant flows around the blade (6) in the receiving slot (20) on at least two facing sides.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: November 27, 2018
    Assignee: Heule Werkzeug AG
    Inventors: Roman Faessler, Harry Studer
  • Patent number: 10131032
    Abstract: The present invention relates to a rapid-replacing structure of multifunctional saw, including a head housing, a tool rest and an output device, wherein the output device comprises an output shaft. It also includes a quick-change device that consists of a rapid-replacing buckle, an eccentric block, a movable rod, a collet chuck, a tensioning rod and a compression spring. The rapid-replacing buckle and the eccentric block are connected with the top of the head housing through a straight pin. The movable rod is arranged in the output shaft, with its top end closely connected to the eccentric block and its bottom end connected to the tensioning rod by screw thread. The rapid-replacing structure of the multifunctional saw can realize the purpose of blade removal and replacement simply by shifting the rapid-replacing buckle on the upper side of the head housing, without using other auxiliary means, so it is simple and fast to operate.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: November 20, 2018
    Assignee: ZHEJIANG JINMEI ELECTRIC TOOLS CO., LTD.
    Inventors: Jinyun Gao, Zhiming Feng
  • Patent number: 10130999
    Abstract: The invention relates to a device controlling a chuck of a machine tool and an auxiliary equipment thereof, thereby facilitating a setup work. Gripping and releasing of a work are confirmed by registering a work gripping position and a work releasing position of a chuck, a kind of a used chuck, and a gripping direction of a work in an external memory device every product type of the work, transferring the work gripping position and the work releasing position in correspondence to the product type to a controller of a machine tool displaying them on a display of an operator control panel, detecting a position of an operation rod opening and closing a claw of the chuck by a stroke sensor, referring to the gripping position of the work, and detecting conformity of the detecting position and set values of the work gripping position and the work releasing position.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: November 20, 2018
    Assignee: NAKAMURA-TOME PRECISION INDUSTRY CO., LTD
    Inventors: Takashi Miyamoto, Tomoki Sakai, Tomonori Arai
  • Patent number: 10130998
    Abstract: A drill chuck having a chuck body, having a clamping sleeve with a conical basic shape that can rotate about the chuck axis of the chuck body, by the rotation of which clamping sleeve a plurality of clamping jaws can be moved relative to the clamping body. The clamping sleeve is made in two parts, having a conical, metallic outer sleeve, having a conical, inner sleeve made of plastic, wherein the outer sleeve has a cylindrical subsection on its inner circumference for radial centering of the outer sleeve on the inner sleeve. A clamping sleeve and a method for producing knurling on the clamping sleeve are also provided.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: November 20, 2018
    Assignee: Roehm GmbH
    Inventor: Peter Schenk
  • Patent number: 10124461
    Abstract: A clamp arrangement for securing an accessory to an oscillating power tool can include a clamp assembly including a first clamp member that moves relative to the accessory between a closed position wherein the clamp assembly retains the accessory and an open position wherein the first clamp is offset from the accessory permitting removal of the first accessory from the clamp assembly. The clamp assembly can further comprise a second clamp member having a first portion that opposes the first clamp member and cooperates with the first clamp member to clamp the accessory between the first and second clamp members. An attachment plate can carry the clamp assembly. The attachment plate can have a first mating detail formed thereon that is configured to selectively and removably mate with a complementary second mating detail on the power tool in an assembled position.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: November 13, 2018
    Assignee: BLACK & DECKER INC.
    Inventors: Brent A. Kuehne, Oleksiy Sergyeyenko, Kevin W. Covell
  • Patent number: 10118231
    Abstract: In one aspect, cam bolts are described herein employing a dual cam surface architecture. In some embodiments, a cam bolt described herein defines a longitudinal axis and comprises a first end, a second end, at least one engagement member disposed on at least one of the first end and the second end, at least two first cam surfaces, and at least one second cam surface. The engagement member is configured to engage a torque implement to rotate the cam bolt about the longitudinal axis when torque is applied by the torque implement. The first cam surfaces are disposed about the longitudinal axis and have a first cam profile. The second cam surface is disposed about the longitudinal axis between the first cam surfaces and has a second cam profile differing from the first cam profile. At least one of the first and second cam profiles can be non-circular.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: November 6, 2018
    Assignee: KENNAMETAL INC.
    Inventors: Alan Joseph Bookheimer, Jeanne Marie McCullough, Ruy Frota De Souza Filho
  • Patent number: 10115623
    Abstract: In a substrate processing apparatus, a shield plate includes a first chucking magnetic material (441). The shield plate is moved up and down by a chamber opening-and-closing mechanism. A substrate holding part includes a movable chuck member (412) and a fixed chuck member. The movable chuck member (412) includes a second chucking magnetic material (442). When the shield plate is moved down, the shield plate comes in close proximity to the upper surface of a substrate (9), and the first chucking magnetic material (441) comes in close proximity to the second chucking magnetic material (442). The substrate (9) is held by magnetic action between the first chucking magnetic material (441) and the second chucking magnetic material (442). It is thus possible to hold the substrate (9) with a simple structure.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: October 30, 2018
    Assignee: SCREEN Holdings Co., Ltd.
    Inventors: Noriyuki Kikumoto, Kazuhiro Honsho
  • Patent number: 10112238
    Abstract: A holding sleeve has a sleeve body having multiple clamping slits, and an outlet portion. The clamping slits are defined longitudinally and radially in the outer surface, are arranged at even angular intervals and communicate with the rotary cutting tool hole. Each clamping slit has a first end and a lateral branch. The lateral branch extends laterally from the first end of the clamping slit and communicates with the clamping slit. The outlet portion is formed in the outer end of the sleeve body and communicates with the lateral branches of the clamping slits.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: October 30, 2018
    Inventor: Ching-Ting Chen
  • Patent number: 10105816
    Abstract: The present invention relates to a device for detaching/attaching a hand grinder polishing disk, the device being clamped on the rotating shaft of a grinder main body so as to enable the easier and quicker detachment/attachment of a consumable polishing disk used for finishing, cutting, severing, etc. the surface of a target object, or to enable the definite prevention of loosening, vibration phenomenon, etc.
    Type: Grant
    Filed: March 16, 2015
    Date of Patent: October 23, 2018
    Assignee: E & Q ONE-TOUCH
    Inventors: Chang-Seong Kim, Kyung-Jin Kim
  • Patent number: 10105765
    Abstract: A combined drill and chamfer tool (13, 21) for producing boreholes (29) in a workpiece (28) and for subsequently producing a chamfer (30) on at least one bore edge of the borehole (29), comprising a drill bit (1), which is secured in a rotationally fixed manner in a base body (3), and at least one chamfering blade (4) arranged behind the drill bit (1) in the axial direction, said chamfering blade being mounted in a blade window (25) arranged in the drill shank (35) and spring-loaded so as to be displaceable transversely to the longitudinal axis of the combined tool (13, 21), wherein the drill body (13) comprising the drill bit (1) and the drill shank (35) is made of a solid hard metal material, and wherein a spring-loaded, displaceable control bolt (5) is located in a central longitudinal bore (36) of the solid hard metal drill, the front tip (15) of said bolt controlling the transverse displacement of the chamfering blade (4), which is transversely displaceable within the blade window (25).
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: October 23, 2018
    Assignee: Heule Werkzeug AG
    Inventor: Harry Studer
  • Patent number: 10105855
    Abstract: A modular tooling receiver that includes a wall having a port that extends through it, an engaging member that is movably disposed in the port, and a lock actuator that is disposed on a first side of the wall. The lock actuator is moveable between a first position in which the lock actuator urges the engaging member in a first direction defined from the first side of the wall to a second side of the wall and a second position wherein the lock actuator permits the engaging member to move in a second direction defined from the second side of the wall to the first side of the wall. A first biasing element biases the lock actuator toward the first position. A damper controls a rate of motion of the lock actuator from the second position toward the first position.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: October 23, 2018
    Assignee: Norgren Automation Solutions, LLC
    Inventors: James R. Kalb, Michael Thomas Charlton
  • Patent number: 10099296
    Abstract: A drill chuck having a chuck body connectable to a drilling spindle, in which are arranged clamping jaws in guide seats extending at an angle to the chuck axis, which are movable for opening and closing via a threaded ring that is arranged to be immovable relative to the chuck body. A locking device includes a coaxial ring of locking recesses as well as a locking element that is engaged in the locking recesses under the force of a locking spring. An adjusting ring rotatable to a limited extent between stops, the rotation of which adjusts the locking element. A detent device creating two detent positions in the circumferential direction. Attached to the axially forward section of the chuck body in a rotationally fixed and axially immovable manner is a locking sleeve that carries the ring of locking recesses and serves to axially secure the threaded ring.
    Type: Grant
    Filed: February 17, 2016
    Date of Patent: October 16, 2018
    Assignee: Roehm GmbH
    Inventors: Peter Schenk, Patrick Hengsberger
  • Patent number: 10099298
    Abstract: The present disclosure relates to a cutting insert and an indexable drill. The cutting insert and the indexable drill according to the present disclosure are configured such that when the cutting insert is mounted on the indexable drill, the cutting insert is easily inserted into the indexable drill at the initial time, and strong coupling force is implemented between the indexable drill and the cutting insert at a point of time at which the cutting insert is completely mounted. In addition, the cutting insert, according to the present disclosure, has excellent rigidity, when compared to cutting inserts in the related art that perform identical/similar cutting processing, since a portion, which is weak in rigidity, is provided as a thick portion.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: October 16, 2018
    Assignee: KORLOY INC
    Inventors: Hong Seung Son, Chan Kyu Park, Hyo Joon Lim, Sung Hyun Kim, Sun Yong Ahn, Young Heum Kim
  • Patent number: 10092960
    Abstract: [Problem] A chuck device capable of reliable locking with a simple structure is provided. [Solution] A chuck device (1) including a plurality of balls (41); a retainer (42) which holds the balls (41) so as to be rolled; a spring ring (34) configured to rotate together with a nut ring (33) and to switch between a rotation restricted state in which the retainer (42) is restricted in a loosening direction (L) and a restriction released state in which the restriction of the retainer (42) in the loosening direction (L) is released; and a one-way spring (31) which restricts the retainer (42) in the loosening direction (L) relative to a chuck body (11), in which the plurality of balls (41), the retainer (42) and the one-way spring (31) configure a one-way bearing mechanism (50) restricted in the loosening direction (L) provided between the nut ring (33) and the chuck body (11), and the retainer (42) in the rotation restricted state configures a bearing and lock mechanism (30).
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: October 9, 2018
    Assignee: Jacobs Chuck Manufacturing (Suzhou) Co., Ltd.
    Inventor: Daijiro Nakamura
  • Patent number: 10092963
    Abstract: A cutting tool includes a body, a plurality of cutting teeth formed on the body, a plurality of non-cutting protrusions formed on the body, and a plurality of gullets formed on the body. Each gullet is formed between one of the plurality of cutting teeth and one of the plurality of non-cutting protrusions. Each gullet has a base and a gullet depth measured from the base to a tip of a corresponding cutting tooth. Each non-cutting protrusion is located approximately halfway between the tips of two adjacent cutting teeth and has a height that is at most about 75% of the gullet depth.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: October 9, 2018
    Assignee: MILWAUKEE ELECTRIC TOOL CORPORATION
    Inventors: Jason M. Thom, Geoffrey R. Piller, Ryan J. Malloy
  • Patent number: 10086445
    Abstract: A hole saw includes a cylindrical body disposed along an axis of rotation with a side wall extending axially from a cap end to a cutting end. The cutting end includes a plurality of cutting teeth. The hole saw also includes a cap coupled to the cap end of the cylindrical body. The side wall defines an elongated aperture configured to receive a tool for removing work piece plugs from within the cylindrical body. The elongated aperture has a first slot portion adjacent the cutting edge. The first slot portion is oriented perpendicular to the axis of rotation. The elongated aperture also has a second slot portion connected to the first slot portion and extending from the first slot portion toward the cap end. The second slot portion is oriented at an oblique angle relative to the axis of rotation.
    Type: Grant
    Filed: January 16, 2017
    Date of Patent: October 2, 2018
    Assignee: MILWAUKEE ELECTRIC TOOL CORPORATION
    Inventors: Geoffrey R. Piller, Jason M. Thom, Ryan J. Malloy, Todd A. Taylor
  • Patent number: 10081066
    Abstract: A self-locking head-replaceable carbide drill, comprising a cutter head disposed at the upper end of a cutter shank. A cylinder is disposed at the lower part of the cutter head, a vertical cylinder holding slot or cylinder handle holding hole is disposed at the upper end of the cutter bar, at least two cutter head notches are disposed on the drilling body of the cutter head, and each cutter head notch is formed by intersecting a first and a second cutter head contact face. At least two upward protrusions disposed on the wall of the upper end of the cutter bar and have the same number as the cutter head notches. When assembling the cutter head and the cutter shank, the cutter head ridge edges and the inner surfaces of the protrusions are in non-contact fit, interference fit and non-interference fit in sequence.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: September 25, 2018
    Assignee: CHENGDU FENGYI PRECISION TOOLS MANUFACTURE CO., LTD
    Inventors: Lugui Peng, Hao Peng
  • Patent number: 10081083
    Abstract: A twisting sleeve or collar which is cylindrical and has an elongated guide or channel fluidly connecting the outer annular wall with the inner annular wall of the sleeve is disclosed. A connector having at least one open end and an elongated slot with a floor and a pin guide through the floor is further disclosed. The pin guide is open to the inside of the connector. Between the sleeve and the slot is a pin, having a pin head visible through the elongated guide, and two opposing spring arms of a size and shape to fit in said slot, and a pin body which movably fits inside pin guide.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: September 25, 2018
    Assignee: ECA Medical Instruments
    Inventors: John Nino, David Ivinson
  • Patent number: 10076832
    Abstract: An accessory holder for holding an accessory of a power tool includes a support frame and an actuator. The support frame includes a tool connection structure configured to connect to a driven output of the power tool and an accessory connection structure fixedly extending from the tool connection structure and defining at least one recess. The actuator is rotatably connected to the accessory connection structure and is rotatable to a clamped position and an unclamped position. The actuator is configured to deform a portion of the accessory into the at least one recess when the actuator is in the clamped position, such that the accessory is clamped to the accessory connection structure when the actuator is in the clamped position.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: September 18, 2018
    Assignees: Robert Bosch Tool Corporation, Robert Bosch GmbH
    Inventor: Balazs Nagy
  • Patent number: 10076791
    Abstract: A precision clamping system having a collet having a tool receptacle and which includes a chuck body formed from a single part, on whose first end a connecting piece is formed, which is directly connectable to a machine spindle of a drilling machine, and on whose second end facing away from the first end a collet receptacle is formed for receiving the collet. The connecting piece is designed in such a way that a form-fitting connection to the machine spindle is established for positive rotary entrainment of the chuck body, the collet receptacle has a conical design, and the collet is assigned a collet thread which may be screwed to a thread formed on the second end of the chuck body. A combination of a drilling machine having a precision clamping system and a system including a precision clamping system having multiple collets is also provided.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: September 18, 2018
    Assignee: Roehm GmbH
    Inventor: Peter Schenk