CH622732A5 - Motor-driven percussion hammer with pneumatic damping - Google Patents

Motor-driven percussion hammer with pneumatic damping Download PDF

Info

Publication number
CH622732A5
CH622732A5 CH1004477A CH1004477A CH622732A5 CH 622732 A5 CH622732 A5 CH 622732A5 CH 1004477 A CH1004477 A CH 1004477A CH 1004477 A CH1004477 A CH 1004477A CH 622732 A5 CH622732 A5 CH 622732A5
Authority
CH
Switzerland
Prior art keywords
hammer
guide tube
striker
control body
racket
Prior art date
Application number
CH1004477A
Other languages
German (de)
English (en)
Inventor
Wolfgang Dipl Ing Schmid
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of CH622732A5 publication Critical patent/CH622732A5/de

Links

Classifications

    • 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
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/005—Arrangements for adjusting the stroke of the impulse member or for stopping the impact action when the tool is lifted from the working surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/035—Bleeding holes, e.g. in piston guide-sleeves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
CH1004477A 1976-09-11 1977-08-16 Motor-driven percussion hammer with pneumatic damping CH622732A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762641070 DE2641070A1 (de) 1976-09-11 1976-09-11 Motorisch angetriebener schlaghammer mit luftfederung

Publications (1)

Publication Number Publication Date
CH622732A5 true CH622732A5 (en) 1981-04-30

Family

ID=5987745

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1004477A CH622732A5 (en) 1976-09-11 1977-08-16 Motor-driven percussion hammer with pneumatic damping

Country Status (3)

Country Link
CH (1) CH622732A5 (enrdf_load_stackoverflow)
DE (1) DE2641070A1 (enrdf_load_stackoverflow)
NL (1) NL7709910A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515244A1 (de) * 1984-04-25 1985-10-31 Makita Electric Works Ltd., Anjo, Aichi Schlagwerkzeug
DE102011081711A1 (de) * 2011-08-29 2013-02-28 Metabowerke Gmbh Luftpolster-Schlagwerk für einen motorisch angetriebenen Bohr- oder Schlaghammer

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2949973C2 (de) * 1979-12-12 1984-08-30 Vsesojuznyj naučno-issledovatel'skij i proektno-konstruktorskij institut mechanizirovannogo i ručnogo stroitel'no-montažnogo instrumenta, vibratorov i stroitel'no-otdeločnych mašin VNNISMI, Chimki, Moskovskaja oblast' Schlagmaschine
AT383300B (de) * 1983-04-27 1987-06-10 Mo N Proizv Ob Mekh Schlagend arbeitende kompressionsvakuummaschine
DE3743333A1 (de) * 1987-12-21 1989-07-06 Bosch Gmbh Robert Motorisch angetriebener meissel- oder bohrhammer
DE3826213A1 (de) * 1988-08-02 1990-02-15 Bosch Gmbh Robert Bohr- oder schlaghammer
SE501276C2 (sv) * 1989-10-28 1995-01-09 Berema Atlas Copco Ab Handhållen slående maskin
DE4239294A1 (de) * 1992-11-23 1994-05-26 Black & Decker Inc Bohrhammer mit pneumatischem Schlagwerk
DE19714287A1 (de) * 1997-04-07 1998-10-08 Hilti Ag Bohr- und/oder Meisselgerät
DE19843642B4 (de) * 1998-09-23 2004-03-25 Wacker Construction Equipment Ag Luftfederschlagwerk mit Rückholluftfeder
DE10019071A1 (de) * 2000-04-18 2001-10-25 Hilti Ag Elekrohandwerkzeuggerät mit Leerschlagabschaltung
DE10111717C1 (de) * 2001-03-12 2002-10-24 Wacker Werke Kg Luftfederschlagwerk mit bewegungsfrequenzgesteuertem Leerlaufzustand
DE10121088A1 (de) * 2001-04-28 2002-11-07 Bosch Gmbh Robert Bohr- und/oder Meißelhammer
DE102005028918A1 (de) * 2005-06-22 2006-12-28 Wacker Construction Equipment Ag Bohr- und/oder Schlaghammer mit Leerlaufsteuerung
DE102007000081A1 (de) * 2007-02-08 2008-08-21 Hilti Ag Handwerkzeugmaschine mit pneumatischem Schlagwerk
JP4889564B2 (ja) 2007-05-14 2012-03-07 株式会社マキタ 打撃工具
JP5518617B2 (ja) * 2010-08-02 2014-06-11 株式会社マキタ 打撃工具
EP3181301A1 (de) * 2015-12-15 2017-06-21 HILTI Aktiengesellschaft Schlagende handwerkzeugmaschine
EP3181299A1 (de) * 2015-12-15 2017-06-21 HILTI Aktiengesellschaft Schlagende handwerkzeugmaschine
EP3181300A1 (de) * 2015-12-15 2017-06-21 HILTI Aktiengesellschaft Schlagende handwerkzeugmaschine
EP3181298A1 (de) 2015-12-15 2017-06-21 HILTI Aktiengesellschaft Schlagende werkzeugmaschine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7408480U (de) * 1973-03-19 1974-06-06 The Black And Decker Manufacturing Co Leerlaufvorrichtung für Aufreißhämmer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515244A1 (de) * 1984-04-25 1985-10-31 Makita Electric Works Ltd., Anjo, Aichi Schlagwerkzeug
DE102011081711A1 (de) * 2011-08-29 2013-02-28 Metabowerke Gmbh Luftpolster-Schlagwerk für einen motorisch angetriebenen Bohr- oder Schlaghammer

Also Published As

Publication number Publication date
DE2641070C2 (enrdf_load_stackoverflow) 1987-07-09
NL7709910A (nl) 1978-03-14
DE2641070A1 (de) 1978-03-16

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Legal Events

Date Code Title Description
PL Patent ceased