CH611545A5 - Portable percussive or rotary percussive hammer driven by electric motor and having a housing space containing the parts in need of lubrication - Google Patents

Portable percussive or rotary percussive hammer driven by electric motor and having a housing space containing the parts in need of lubrication

Info

Publication number
CH611545A5
CH611545A5 CH208576A CH208576A CH611545A5 CH 611545 A5 CH611545 A5 CH 611545A5 CH 208576 A CH208576 A CH 208576A CH 208576 A CH208576 A CH 208576A CH 611545 A5 CH611545 A5 CH 611545A5
Authority
CH
Switzerland
Prior art keywords
percussive
lubrication
need
parts
electric motor
Prior art date
Application number
CH208576A
Inventor
Jacob Holzaepfel
Original Assignee
Duss Friedrich Maschf
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 Duss Friedrich Maschf filed Critical Duss Friedrich Maschf
Publication of CH611545A5 publication Critical patent/CH611545A5/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
    • 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
    • B25D17/26—Lubricating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
CH208576A 1975-03-13 1976-02-20 Portable percussive or rotary percussive hammer driven by electric motor and having a housing space containing the parts in need of lubrication CH611545A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752511082 DE2511082A1 (en) 1975-03-13 1975-03-13 ELECTRIC MOTOR DRIVEN HAMMER WITH A HOUSING CONTAINING THE LUBRICATING PARTS

Publications (1)

Publication Number Publication Date
CH611545A5 true CH611545A5 (en) 1979-06-15

Family

ID=5941330

Family Applications (1)

Application Number Title Priority Date Filing Date
CH208576A CH611545A5 (en) 1975-03-13 1976-02-20 Portable percussive or rotary percussive hammer driven by electric motor and having a housing space containing the parts in need of lubrication

Country Status (5)

Country Link
CH (1) CH611545A5 (en)
DE (1) DE2511082A1 (en)
FR (1) FR2303643A1 (en)
GB (1) GB1527926A (en)
NL (1) NL7602458A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3315145A1 (en) * 1983-04-27 1984-10-31 Moskovskoe naučno-proizvodstvennoe ob"edinenie po mechanizirovannomu stroitel'nomu instrumentu i otdeločnym mašinam, Chimki, Moskovskaja oblast' Percussive compression vacuum machine
DE3319875A1 (en) * 1983-06-01 1984-12-06 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Electropneumatic hammer drill

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113035A (en) * 1977-04-21 1978-09-12 Licentia Patent-Verwaltungs-G.M.B.H. Hammer drill with drive and percussion elements accommodated in a cylinder
DE3310145C2 (en) * 1983-03-21 1993-10-21 Hilti Ag Electropneumatic hammer drill with replaceable hammer mechanism
EP1674211A1 (en) * 2004-12-23 2006-06-28 BLACK & DECKER INC. Power tool housing
DE102009027469A1 (en) * 2009-07-06 2011-01-13 Robert Bosch Gmbh tooling

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2343014B2 (en) * 1973-08-25 1978-04-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Pneumatic hammer drill

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3315145A1 (en) * 1983-04-27 1984-10-31 Moskovskoe naučno-proizvodstvennoe ob"edinenie po mechanizirovannomu stroitel'nomu instrumentu i otdeločnym mašinam, Chimki, Moskovskaja oblast' Percussive compression vacuum machine
DE3319875A1 (en) * 1983-06-01 1984-12-06 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Electropneumatic hammer drill

Also Published As

Publication number Publication date
FR2303643A1 (en) 1976-10-08
DE2511082A1 (en) 1976-09-23
NL7602458A (en) 1976-09-15
FR2303643B1 (en) 1980-08-08
GB1527926A (en) 1978-10-11

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Legal Events

Date Code Title Description
PL Patent ceased