involving a rotary-type slide valve

Industry

  • CPC
  • B25D9/22
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hammer temperature protection system and method

    • Patent number 10,513,020
    • Issue date Dec 24, 2019
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Valve

    • Patent number 9,868,197
    • Issue date Jan 16, 2018
    • CONSTRUCTION TOOLS GMBH
    • Colin Dirr
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hammering device

    • Patent number 9,701,002
    • Issue date Jul 11, 2017
    • Yrjo Raunisto
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Percussion device

    • Patent number 9,108,311
    • Issue date Aug 18, 2015
    • Sandvik Mining and Construction Oy
    • Markku Keskiniva
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Sealing arrangement in rotating control valve of pressure fluid-ope...

    • Patent number 9,067,310
    • Issue date Jun 30, 2015
    • Sandvik Mining and Construction Oy
    • Markku Keskiniva
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Impact device and method for generating stress pulse therein

    • Patent number 8,151,901
    • Issue date Apr 10, 2012
    • Sandvik Mining and Construction Oy
    • Markku Keskiniva
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pulse generator and impulse machine for a cutting tool

    • Patent number 7,900,448
    • Issue date Mar 8, 2011
    • Atlas Copco Rock Drills AB
    • Maria Pettersson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method for controlling pressure fluid operated percussion device, a...

    • Patent number 7,836,969
    • Issue date Nov 23, 2010
    • Sandvik Mining and Construction Oy
    • Erkki Ahola
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Method of generating stress pulse in tool by means of pressure flui...

    • Patent number 7,322,425
    • Issue date Jan 29, 2008
    • Sandvik Mining and Construction Oy
    • Markku Keskiniva
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Impact device with a rotable control valve

    • Patent number 7,290,622
    • Issue date Nov 6, 2007
    • Sandvik Mining and Construction Oy
    • Markku Keskiniva
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hydraulic impact device with continuously controllable impact rate...

    • Patent number 5,667,022
    • Issue date Sep 16, 1997
    • Deilman-Haniel GmbH
    • Dieter Gude
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Drilling device for a rock drill

    • Patent number 5,415,240
    • Issue date May 16, 1995
    • SIG Schweizerische Industrie-Gesellschaft
    • Marjan Mundjar
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary valve

    • Patent number 4,478,248
    • Issue date Oct 23, 1984
    • Donald L. DeVall
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    3791461

    • Patent number 3,791,461
    • Issue date Feb 12, 1974
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    3213615

    • Patent number 3,213,615
    • Issue date Oct 26, 1965
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1946989

    • Patent number 1,946,989
    • Issue date Feb 13, 1934
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1934979

    • Patent number 1,934,979
    • Issue date Nov 14, 1933
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1496026

    • Patent number 1,496,026
    • Issue date Jun 3, 1924
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    1446547

    • Patent number 1,446,547
    • Issue date Feb 27, 1923
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents