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GB2063141B - Hand machine tool provided with an airspring percussion mechanism - Google Patents

Hand machine tool provided with an airspring percussion mechanism

Info

Publication number
GB2063141B
GB2063141B GB8035391A GB8035391A GB2063141B GB 2063141 B GB2063141 B GB 2063141B GB 8035391 A GB8035391 A GB 8035391A GB 8035391 A GB8035391 A GB 8035391A GB 2063141 B GB2063141 B GB 2063141B
Authority
GB
United Kingdom
Prior art keywords
airspring
machine tool
tool provided
percussion mechanism
hand machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8035391A
Other versions
GB2063141A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB2063141A publication Critical patent/GB2063141A/en
Application granted granted Critical
Publication of GB2063141B publication Critical patent/GB2063141B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/11—Arrangements of noise-damping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/06—Means for driving the impulse member
    • B25D11/12—Means for driving the impulse member comprising a crank mechanism
    • B25D11/125—Means for driving the impulse member comprising a crank mechanism with a fluid cushion between the crank drive and the striking body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011—Details of anvils, guide-sleeves or pistons
    • B25D2217/0015—Anvils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011—Details of anvils, guide-sleeves or pistons
    • B25D2217/0019—Guide-sleeves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011—Details of anvils, guide-sleeves or pistons
    • B25D2217/0023—Pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2222/00—Materials of the tool or the workpiece
    • B25D2222/06—Composite materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2222/00—Materials of the tool or the workpiece
    • B25D2222/54—Plastics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
GB8035391A 1979-11-14 1980-11-04 Hand machine tool provided with an airspring percussion mechanism Expired GB2063141B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792945935 DE2945935A1 (en) 1979-11-14 1979-11-14 HAND MACHINE TOOL WITH AN AIR SPRING PERFORMANCE

Publications (2)

Publication Number Publication Date
GB2063141A GB2063141A (en) 1981-06-03
GB2063141B true GB2063141B (en) 1984-01-11

Family

ID=6085951

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8035391A Expired GB2063141B (en) 1979-11-14 1980-11-04 Hand machine tool provided with an airspring percussion mechanism

Country Status (3)

Country Link
CH (1) CH647188A5 (en)
DE (1) DE2945935A1 (en)
GB (1) GB2063141B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7401661B2 (en) 2006-07-01 2008-07-22 Black & Decker Inc. Lubricant pump for powered hammer
US7413026B2 (en) 2006-07-01 2008-08-19 Black & Decker Inc. Lubricant system for powered hammer
US7624815B2 (en) 2006-07-01 2009-12-01 Black & Decker Inc. Powered hammer with vibration dampener
US7726413B2 (en) 2006-07-01 2010-06-01 Black & Decker Inc. Tool holder for a powered hammer
US8590633B2 (en) 2006-07-01 2013-11-26 Black & Decker Inc. Beat piece wear indicator for powered hammer

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9902793D0 (en) * 1999-02-09 1999-03-31 Black & Decker Inc Rotary hammer
GB9902789D0 (en) * 1999-02-09 1999-03-31 Black & Decker Inc Rotary hammer
JP4179159B2 (en) * 2003-12-18 2008-11-12 日立工機株式会社 Impact tool
EP2163355A1 (en) * 2008-09-12 2010-03-17 AEG Electric Tools GmbH Electric tool comprising an oscillating drive or crank drive with reduced mass
DE102009002474A1 (en) 2009-04-20 2010-10-21 Hilti Aktiengesellschaft Pneumatic percussion and hand tool
SE534450C2 (en) * 2009-07-01 2011-08-30 Atlas Copco Rock Drills Ab Device and method for protecting a rock drill against corrosion attack
GB0912283D0 (en) 2009-07-15 2009-08-26 Black & Decker Inc Motor driven hammer having means for controlling the power of impact
DE102012211941B4 (en) * 2012-07-09 2021-04-22 Hilti Aktiengesellschaft Machine tool and manufacturing process
EP2910336A1 (en) * 2014-02-21 2015-08-26 HILTI Aktiengesellschaft Power tool
US10344861B2 (en) 2015-04-24 2019-07-09 Caterpillar Inc. Hammer having composite piston sleeve
DE102015220256A1 (en) * 2015-10-19 2017-04-20 Mahle International Gmbh Method for producing a piston

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3040712A (en) * 1959-04-17 1962-06-26 Firco Inc Cylinder, piston and rod assembly
US3239589A (en) * 1961-10-18 1966-03-08 Charles S White Method of forming a low friction piston in a cylinder
FR1375013A (en) * 1963-04-18 1964-10-16 Process for using plastic matrix by coating pistons and cylinders as well as for the production of segments
NL135632C (en) * 1965-10-20
DE2260365A1 (en) * 1972-12-09 1974-06-12 Bosch Gmbh Robert AIR CUSHION STRIKING

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7401661B2 (en) 2006-07-01 2008-07-22 Black & Decker Inc. Lubricant pump for powered hammer
US7413026B2 (en) 2006-07-01 2008-08-19 Black & Decker Inc. Lubricant system for powered hammer
US7624815B2 (en) 2006-07-01 2009-12-01 Black & Decker Inc. Powered hammer with vibration dampener
US7726413B2 (en) 2006-07-01 2010-06-01 Black & Decker Inc. Tool holder for a powered hammer
US7814986B2 (en) 2006-07-01 2010-10-19 Balck & Decker Inc. Lubricant system for powered hammer
US8590633B2 (en) 2006-07-01 2013-11-26 Black & Decker Inc. Beat piece wear indicator for powered hammer

Also Published As

Publication number Publication date
GB2063141A (en) 1981-06-03
DE2945935A1 (en) 1981-05-27
CH647188A5 (en) 1985-01-15

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee