CH589503A5 - - Google Patents

Info

Publication number
CH589503A5
CH589503A5 CH929975A CH929975A CH589503A5 CH 589503 A5 CH589503 A5 CH 589503A5 CH 929975 A CH929975 A CH 929975A CH 929975 A CH929975 A CH 929975A CH 589503 A5 CH589503 A5 CH 589503A5
Authority
CH
Switzerland
Application number
CH929975A
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 CH589503A5 publication Critical patent/CH589503A5/xx

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
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/24—Damping the reaction force
    • B25D17/245—Damping the reaction force using a fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
CH929975A 1974-08-14 1975-07-16 CH589503A5 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742438938 DE2438938A1 (de) 1974-08-14 1974-08-14 Motorisch angetriebener schlaghammer

Publications (1)

Publication Number Publication Date
CH589503A5 true CH589503A5 (OSRAM) 1977-07-15

Family

ID=5923147

Family Applications (1)

Application Number Title Priority Date Filing Date
CH929975A CH589503A5 (OSRAM) 1974-08-14 1975-07-16

Country Status (4)

Country Link
CH (1) CH589503A5 (OSRAM)
DE (1) DE2438938A1 (OSRAM)
GB (1) GB1467215A (OSRAM)
NL (1) NL7509648A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201269A (en) * 1977-01-24 1980-05-06 Ross Frederick W Impact device with linear single acting air spring
DE3335795A1 (de) * 1983-10-01 1985-04-18 Black & Decker Inc., Newark, Del. Bohrhammer
DE4315037A1 (de) * 1993-05-06 1994-11-10 Map Metal Metallbearbeitung Gm Druckluftwerkzeug mit Dämpfungseinrichtung

Also Published As

Publication number Publication date
GB1467215A (en) 1977-03-16
NL7509648A (nl) 1976-02-17
DE2438938A1 (de) 1976-02-26

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased