ATE42490T1 - Bohrhammer mit pneumatisch angetriebenem schlagkolben. - Google Patents

Bohrhammer mit pneumatisch angetriebenem schlagkolben.

Info

Publication number
ATE42490T1
ATE42490T1 AT86810462T AT86810462T ATE42490T1 AT E42490 T1 ATE42490 T1 AT E42490T1 AT 86810462 T AT86810462 T AT 86810462T AT 86810462 T AT86810462 T AT 86810462T AT E42490 T1 ATE42490 T1 AT E42490T1
Authority
AT
Austria
Prior art keywords
piston
air cushion
conduit
space
air
Prior art date
Application number
AT86810462T
Other languages
English (en)
Inventor
Franz Chromy
Original Assignee
Hilti Ag
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 Hilti Ag filed Critical Hilti Ag
Application granted granted Critical
Publication of ATE42490T1 publication Critical patent/ATE42490T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • 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
    • B25D2211/00—Details of portable percussive tools with electromotor or other motor drive
    • B25D2211/06—Means for driving the impulse member
    • B25D2211/068—Crank-actuated impulse-driving mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
AT86810462T 1985-11-02 1986-10-20 Bohrhammer mit pneumatisch angetriebenem schlagkolben. ATE42490T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853539030 DE3539030A1 (de) 1985-11-02 1985-11-02 Bohrhammer mit pneumatisch angetriebenem schlagkolben
EP86810462A EP0222698B1 (de) 1985-11-02 1986-10-20 Bohrhammer mit pneumatisch angetriebenem Schlagkolben

Publications (1)

Publication Number Publication Date
ATE42490T1 true ATE42490T1 (de) 1989-05-15

Family

ID=6285104

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86810462T ATE42490T1 (de) 1985-11-02 1986-10-20 Bohrhammer mit pneumatisch angetriebenem schlagkolben.

Country Status (6)

Country Link
US (1) US4732219A (de)
EP (1) EP0222698B1 (de)
JP (1) JPS62107985A (de)
AT (1) ATE42490T1 (de)
AU (1) AU583952B2 (de)
DE (2) DE3539030A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA908924B (en) * 1990-01-15 1991-08-28 Sulzer Ag A percussion device
JP3459493B2 (ja) * 1995-05-25 2003-10-20 株式会社マキタ 打撃工具
DE19828423C2 (de) * 1998-06-25 2000-05-18 Wacker Werke Kg Antriebskolben für ein Luftfederschlagwerk
DE10034742A1 (de) * 2000-07-17 2002-01-31 Hilti Ag Werkzeug mit zugeordnetem Schlagwerkzeug
EP1584420B1 (de) * 2004-04-07 2014-06-11 HILTI Aktiengesellschaft Bohr- und/oder Meisselhammer mit elektropneumatischem Schlagwerk und einer Vorrichtung zur variablen Einstellung der Schlagenergie
JP4916872B2 (ja) * 2006-12-26 2012-04-18 株式会社マキタ 打撃工具
JP2012196728A (ja) * 2011-03-18 2012-10-18 Makita Corp 打撃工具
US9573262B2 (en) 2012-11-19 2017-02-21 Makita Corporation Impact tool
JP6026861B2 (ja) * 2012-11-19 2016-11-16 株式会社マキタ 打撃工具
EP3181302A1 (de) 2015-12-14 2017-06-21 HILTI Aktiengesellschaft Handwerkzeugmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688848A (en) * 1971-03-15 1972-09-05 Black & Decker Mfg Co Air spring bleed assembly
DE2729596A1 (de) * 1977-06-30 1979-01-11 Hilti Ag Bohrhammer mit pneumatisch angetriebenem schlagkolben
GB2052346B (en) * 1979-06-18 1983-02-02 Kango Electric Hammers Ltd Rotary hammer drills
US4336847A (en) * 1980-06-27 1982-06-29 Hitachi Koki Company, Limited Percussion drill

Also Published As

Publication number Publication date
DE3662983D1 (en) 1989-06-01
DE3539030A1 (de) 1987-05-07
AU583952B2 (en) 1989-05-11
US4732219A (en) 1988-03-22
EP0222698A1 (de) 1987-05-20
AU6461886A (en) 1987-05-07
JPH0553584B2 (de) 1993-08-10
JPS62107985A (ja) 1987-05-19
EP0222698B1 (de) 1989-04-26

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee