CH542359A - Air spring hammer - Google Patents

Air spring hammer

Info

Publication number
CH542359A
CH542359A CH158673A CH158673A CH542359A CH 542359 A CH542359 A CH 542359A CH 158673 A CH158673 A CH 158673A CH 158673 A CH158673 A CH 158673A CH 542359 A CH542359 A CH 542359A
Authority
CH
Switzerland
Prior art keywords
air spring
spring hammer
hammer
air
spring
Prior art date
Application number
CH158673A
Other languages
German (de)
Inventor
Wanner Karl Ing Dr
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 CH542359A publication Critical patent/CH542359A/en

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
CH158673A 1972-02-21 1973-02-05 Air spring hammer CH542359A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722207962 DE2207962C3 (en) 1972-02-21 1972-02-21 Air spring hammer

Publications (1)

Publication Number Publication Date
CH542359A true CH542359A (en) 1973-09-30

Family

ID=5836534

Family Applications (1)

Application Number Title Priority Date Filing Date
CH158673A CH542359A (en) 1972-02-21 1973-02-05 Air spring hammer

Country Status (6)

Country Link
JP (1) JPS4897174A (en)
CH (1) CH542359A (en)
DE (1) DE2207962C3 (en)
FR (1) FR2163235A5 (en)
GB (1) GB1424473A (en)
NL (1) NL7302330A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2511041A1 (en) * 1975-03-13 1976-09-23 Duss Maschf HAMMER OR ROTARY HAMMER WITH A HOUSING SPACE FORMED BY MOLDED PIECES
US4290492A (en) * 1979-01-31 1981-09-22 Black & Decker Inc. Idling and air replenishing system for a reciprocating hammer mechanism
DE3224176C2 (en) * 1982-06-29 1995-02-02 Bosch Gmbh Robert Motor-driven striking hand machine tool
DE3233506A1 (en) * 1982-09-09 1984-03-15 Institut gornogo dela Sibirskogo otdelenija Akademii Nauk SSSR, Novosibirsk Impact machine
DE3320426C3 (en) * 1983-06-06 1998-03-26 Hilti Ag Ventilation for the housing space of a drilling or chiseling device
JPS62181382U (en) * 1986-05-09 1987-11-17
DE3743333A1 (en) * 1987-12-21 1989-07-06 Bosch Gmbh Robert Motor-driven chiselling or drilling hammer
DE102005035099A1 (en) * 2005-07-27 2007-02-01 Robert Bosch Gmbh Schlagwerk and at least striking drivable hand tool with a striking mechanism
DE102006000395A1 (en) * 2006-08-07 2008-02-14 Hilti Ag Hand tool with pneumatic percussion
DE102007062246A1 (en) * 2007-12-21 2009-06-25 Robert Bosch Gmbh Hand tool
DE102009026542A1 (en) * 2009-05-28 2010-12-09 Hilti Aktiengesellschaft machine tool
JP6345045B2 (en) 2014-09-05 2018-06-20 株式会社マキタ Impact tool
EP3257634B1 (en) * 2016-06-17 2019-02-27 Sandvik Mining and Construction Oy Arrangement in an impact unit
JP7236921B2 (en) * 2019-04-18 2023-03-10 株式会社マキタ impact tool
EP4039414A1 (en) * 2021-02-09 2022-08-10 Hilti Aktiengesellschaft Electro-pneumatic percussion mechanism

Also Published As

Publication number Publication date
NL7302330A (en) 1973-08-23
DE2207962A1 (en) 1972-08-30
JPS4897174A (en) 1973-12-11
DE2207962C3 (en) 1980-07-10
GB1424473A (en) 1976-02-11
DE2207962B2 (en) 1979-10-31
FR2163235A5 (en) 1973-07-20

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Legal Events

Date Code Title Description
PL Patent ceased