for hydraulically actuated hammers having an accumulator

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic hammer with dampening accumulator

    • Patent number 12,172,287
    • Issue date Dec 24, 2024
    • Caterpillar Inc.
    • Cody T. Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rock breaking machine and method for storing pressure energy

    • Patent number 12,083,663
    • Issue date Sep 10, 2024
    • Sandvik Mining and Construction Oy
    • Erik Airas
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rock drilling arrangement and machine

    • Patent number 12,005,558
    • Issue date Jun 11, 2024
    • Sandvik Mining and Construction Oy
    • Antti Koskimaki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary-percussive hydraulic perforator provided with a stop piston...

    • Patent number 11,999,039
    • Issue date Jun 4, 2024
    • MONTABERT
    • François-Xavier Cheylus
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Fluid pressure striking device

    • Patent number 11,850,717
    • Issue date Dec 26, 2023
    • TEISAKU CORPORATION
    • Masanori Ito
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary-percussive hydraulic perforator provided with a control cham...

    • Patent number 11,724,379
    • Issue date Aug 15, 2023
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic rotary-percussive hammer drill provided with a stop piston

    • Patent number 11,697,197
    • Issue date Jul 11, 2023
    • MONTABERT
    • François-Xavier Cheylus
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Percussion apparatus provided with a centering device

    • Patent number 11,383,368
    • Issue date Jul 12, 2022
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Apparatus for generating impulse-dynamic process forces

    • Patent number 11,248,691
    • Issue date Feb 15, 2022
    • Hatebur Umformmaschinen AG
    • Mihai Vulcan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hydraulic striking device

    • Patent number 11,084,155
    • Issue date Aug 10, 2021
    • Furukawa Rock Drill Co., Ltd.
    • Toshio Matsuda
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Two-piston hydraulic striking device

    • Patent number 11,072,977
    • Issue date Jul 27, 2021
    • Furukawa Rock Drill Co., Ltd.
    • Masahiro Koizumi
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic hammering device

    • Patent number 11,052,524
    • Issue date Jul 6, 2021
    • Furukawa Rock Drill Co., Ltd.
    • Masahiro Koizumi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Percussion apparatus

    • Patent number 10,569,404
    • Issue date Feb 25, 2020
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Accumulator

    • Patent number 10,570,930
    • Issue date Feb 25, 2020
    • Angus Peter Robson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic hammer

    • Patent number 10,562,165
    • Issue date Feb 18, 2020
    • Caterpillar Inc.
    • Cody T. Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic hammer having co-axial accumulator and piston

    • Patent number 10,562,166
    • Issue date Feb 18, 2020
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hammer assembly

    • Patent number 10,363,651
    • Issue date Jul 30, 2019
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic hammering device

    • Patent number 10,150,209
    • Issue date Dec 11, 2018
    • Furukawa Rock Drill Co., Ltd.
    • Toshio Matsuda
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Device for pressure monitoring

    • Patent number 10,112,290
    • Issue date Oct 30, 2018
    • CONSTRUCTION TOOLS GMBH
    • Uwe Autschbach
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pressure indicator for hydraulic hammer

    • Patent number 10,094,754
    • Issue date Oct 9, 2018
    • Caterpillar Inc.
    • Cody T. Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pressure monitoring device

    • Patent number 10,052,746
    • Issue date Aug 21, 2018
    • CONSTRUCTION TOOLS GMBH
    • Uwe Autschbach
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Breaking device

    • Patent number 9,981,370
    • Issue date May 29, 2018
    • Sandvik Mining and Construction Oy
    • Timo Kela
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Method for switching the striking stroke of a striking piston of a...

    • Patent number 9,981,371
    • Issue date May 29, 2018
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic hammer having variable stroke control

    • Patent number 9,840,000
    • Issue date Dec 12, 2017
    • Caterpillar Inc.
    • Vaino Esko Juvonen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Accumulator membrane for a hydraulic hammer

    • Patent number 9,822,802
    • Issue date Nov 21, 2017
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Accumulator

    • Patent number 9,790,962
    • Issue date Oct 17, 2017
    • Angus Peter Robson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Device for rock and-concrete machining

    • Patent number 9,724,813
    • Issue date Aug 8, 2017
    • Atlas Copco Rock Drills AB
    • Maria Pettersson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic hammer having delayed automatic shutoff

    • Patent number 9,701,003
    • Issue date Jul 11, 2017
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pressure accumulator and percussion device

    • Patent number 9,630,306
    • Issue date Apr 25, 2017
    • Construction Tools PC AB
    • Anders Lundgren
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic hammer having impact system subassembly

    • Patent number 9,592,598
    • Issue date Mar 14, 2017
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Hydraulic Hammer with Dampening Accumulator

    • Publication number 20240326212
    • Publication date Oct 3, 2024
    • Caterpillar Inc.
    • Cody T. Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROCK BREAKING MACHINE AND METHOD FOR STORING PRESSURE ENERGY

    • Publication number 20230069735
    • Publication date Mar 2, 2023
    • SANDVIK MINING AND CONSTRUCTION OY
    • Erik AIRAS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC ROTARY-PERCUSSIVE HAMMER DRILL PROVIDED WITH A STOP PISTON

    • Publication number 20220274240
    • Publication date Sep 1, 2022
    • MONTABERT
    • François-Xavier CHEYLUS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY-PERCUSSIVE HYDRAULIC PERFORATOR PROVIDED WITH A STOP PISTON...

    • Publication number 20220274242
    • Publication date Sep 1, 2022
    • MONTABERT
    • François-Xavier CHEYLUS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROCK DRILLING ARRANGMENT AND MACHINE

    • Publication number 20220176535
    • Publication date Jun 9, 2022
    • SANDVIK MINING AND CONSTRUCTION OY
    • Antti KOSKIMAKI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    FLUIID PRESSURE STRIKING DEVICE

    • Publication number 20220024012
    • Publication date Jan 27, 2022
    • TEISAKU CORPORATION
    • Masanori ITO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY-PERCUSSIVE HYDRAULIC PERFORATOR PROVIDED WITH A CONTROL CHAM...

    • Publication number 20210001462
    • Publication date Jan 7, 2021
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    METHOD FOR SETTING THE STRIKING STROKE OF A STRIKING PISTON OF A PE...

    • Publication number 20200368890
    • Publication date Nov 26, 2020
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Two-Piston Hydraulic Striking Device

    • Publication number 20200181978
    • Publication date Jun 11, 2020
    • FURUKAWA ROCK DRILL CO., LTD.
    • Masahiro Koizumi
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PERCUSSION APPARATUS PROVIDED WITH A GUIDE BEARING EQUIPPED WITH A...

    • Publication number 20190314969
    • Publication date Oct 17, 2019
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Hydraulic Striking Device

    • Publication number 20190224835
    • Publication date Jul 25, 2019
    • FURUKAWA ROCK DRILL CO., LTD.
    • Toshio Matsuda
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Apparatus for Generating Impulse-Dynamic Process Forces

    • Publication number 20180238428
    • Publication date Aug 23, 2018
    • Hatebur Umformmaschinen AG
    • Mihai Vulcan
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Hydraulic Hammering Device

    • Publication number 20180207782
    • Publication date Jul 26, 2018
    • FURUKAWA ROCK DRILL CO., LTD.
    • Masahiro Koizumi
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ACCUMULATOR

    • Publication number 20180066680
    • Publication date Mar 8, 2018
    • Angus Peter Robson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PERCUSSION APPARATUS

    • Publication number 20170312901
    • Publication date Nov 2, 2017
    • MONTABERT
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC BREAKER

    • Publication number 20170274516
    • Publication date Sep 28, 2017
    • AY HEAVY INDUSTRIES
    • Sung Wook JEON
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC HAMMER HAVING CO-AXIAL ACCUMULATOR AND PISTON

    • Publication number 20170087704
    • Publication date Mar 30, 2017
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HAMMER ASSEMBLY

    • Publication number 20170087703
    • Publication date Mar 30, 2017
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC HAMMERING DEVICE

    • Publication number 20170001293
    • Publication date Jan 5, 2017
    • FURUKAWA ROCK DRILL CO., LTD.
    • Toshio Matsuda
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC HAMMER

    • Publication number 20160221170
    • Publication date Aug 4, 2016
    • Caterpillar Inc.
    • Cody T. Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC HAMMER HAVING VARIABLE STROKE CONTROL

    • Publication number 20160176033
    • Publication date Jun 23, 2016
    • Caterpillar Inc.
    • Vaino Esko JUVONEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HAMMER HAVING PISTON SLEEVE WITH SPIRAL GROOVES

    • Publication number 20160151903
    • Publication date Jun 2, 2016
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CHARGING SYSTEM FOR HYDRAULIC HAMMER

    • Publication number 20160107302
    • Publication date Apr 21, 2016
    • Caterpillar Inc.
    • Cody T. Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BREAKING DEVICE

    • Publication number 20160001432
    • Publication date Jan 7, 2016
    • SANDVIK MINING AND CONSTRUCTION OY
    • Timo KELA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PRESSURE MONITORING DEVICE

    • Publication number 20150375383
    • Publication date Dec 31, 2015
    • Construction Tools GmbH
    • Uwe AUTSCHBACH
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DEVICE FOR PRESSURE MONITORING

    • Publication number 20150375382
    • Publication date Dec 31, 2015
    • Construction Tools GmbH
    • Uwe AUTSCHBACH
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    SURGE ACCUMULATOR FOR HYDRAULIC HAMMER

    • Publication number 20150000949
    • Publication date Jan 1, 2015
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Method for Switching the Striking Stroke of a Striking Piston of a...

    • Publication number 20140326473
    • Publication date Nov 6, 2014
    • Jean-Sylvain Comarmond
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ACCUMULATOR

    • Publication number 20140290972
    • Publication date Oct 2, 2014
    • Angus Peter Robson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC HAMMER HAVING IMPACT SYSTEM SUBASSEMBLY

    • Publication number 20140262407
    • Publication date Sep 18, 2014
    • Caterpillar Inc.
    • Cody Moore
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS