CH562667A5 - - Google Patents

Info

Publication number
CH562667A5
CH562667A5 CH1640073A CH1640073A CH562667A5 CH 562667 A5 CH562667 A5 CH 562667A5 CH 1640073 A CH1640073 A CH 1640073A CH 1640073 A CH1640073 A CH 1640073A CH 562667 A5 CH562667 A5 CH 562667A5
Authority
CH
Switzerland
Application number
CH1640073A
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 CH562667A5 publication Critical patent/CH562667A5/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
CH1640073A 1972-12-20 1973-11-21 CH562667A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722262273 DE2262273A1 (en) 1972-12-20 1972-12-20 IMPACT DEVICE

Publications (1)

Publication Number Publication Date
CH562667A5 true CH562667A5 (en) 1975-06-13

Family

ID=5864911

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1640073A CH562667A5 (en) 1972-12-20 1973-11-21

Country Status (4)

Country Link
CH (1) CH562667A5 (en)
DE (1) DE2262273A1 (en)
FR (1) FR2211329B1 (en)
NL (1) NL7316280A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2550725A1 (en) * 1975-11-12 1977-05-18 Licentia Gmbh Hammer drill with pistons cylinder - has port vent in cylinder further from TDC of piston leading to closed chamber round cylinder
DE2605998A1 (en) * 1976-02-14 1977-08-18 Licentia Gmbh Hammer drill with cylinder and striker - has shoulder with air control ports round cylinder located in hammer drill housing to prevent twisting
DE102004060852B4 (en) * 2003-12-18 2015-03-05 Hitachi Koki Co., Ltd. impact tool

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19929183B4 (en) * 1999-06-25 2004-07-29 Wacker Construction Equipment Ag Air spring hammer mechanism with hollow impact piston with idle opening
US10051701B2 (en) 2014-07-16 2018-08-14 Philips Lighting Holding B.V. Systems and methods for maintaining dimmer behavior in a low-power lamp assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2550725A1 (en) * 1975-11-12 1977-05-18 Licentia Gmbh Hammer drill with pistons cylinder - has port vent in cylinder further from TDC of piston leading to closed chamber round cylinder
DE2605998A1 (en) * 1976-02-14 1977-08-18 Licentia Gmbh Hammer drill with cylinder and striker - has shoulder with air control ports round cylinder located in hammer drill housing to prevent twisting
DE102004060852B4 (en) * 2003-12-18 2015-03-05 Hitachi Koki Co., Ltd. impact tool

Also Published As

Publication number Publication date
NL7316280A (en) 1974-06-24
DE2262273A1 (en) 1974-07-04
FR2211329B1 (en) 1980-01-25
FR2211329A1 (en) 1974-07-19

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Legal Events

Date Code Title Description
PL Patent ceased