FR2257395A1 - - Google Patents

Info

Publication number
FR2257395A1
FR2257395A1 FR7418633A FR7418633A FR2257395A1 FR 2257395 A1 FR2257395 A1 FR 2257395A1 FR 7418633 A FR7418633 A FR 7418633A FR 7418633 A FR7418633 A FR 7418633A FR 2257395 A1 FR2257395 A1 FR 2257395A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7418633A
Other languages
French (fr)
Other versions
FR2257395B3 (zh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STOLZEL DIETER DL
Original Assignee
STOLZEL DIETER DL
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 STOLZEL DIETER DL filed Critical STOLZEL DIETER DL
Publication of FR2257395A1 publication Critical patent/FR2257395A1/fr
Application granted granted Critical
Publication of FR2257395B3 publication Critical patent/FR2257395B3/fr
Expired legal-status Critical Current

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
    • B25D11/064—Means for driving the impulse member using an electromagnetic drive

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Press Drives And Press Lines (AREA)
FR7418633A 1974-01-10 1974-05-29 Expired FR2257395B3 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD175922A DD110089A1 (zh) 1974-01-10 1974-01-10

Publications (2)

Publication Number Publication Date
FR2257395A1 true FR2257395A1 (zh) 1975-08-08
FR2257395B3 FR2257395B3 (zh) 1977-03-25

Family

ID=5494275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418633A Expired FR2257395B3 (zh) 1974-01-10 1974-05-29

Country Status (6)

Country Link
AT (1) AT338919B (zh)
DD (1) DD110089A1 (zh)
DE (1) DE2419164A1 (zh)
FR (1) FR2257395B3 (zh)
GB (1) GB1425693A (zh)
SE (1) SE401299B (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265566A1 (fr) * 1986-10-24 1988-05-04 Procedes Techniques De Construction Mouton de battage électro-magnétique
EP1668192A1 (en) * 2003-09-22 2006-06-14 Ramet Holdings Limited Electric post driver

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS625359A (ja) * 1985-07-01 1987-01-12 林原　健 共振型振動伝達装置
DE10146024C2 (de) * 2001-09-18 2003-10-30 Tracto Technik Schlagvorrichtung, Erdbohrvorrichtung und Verfahren zum Vortrieb eines Bohrkopfes oder eines Aufweitkörpers
US6854530B1 (en) * 2003-09-01 2005-02-15 Chih Hao Yiu Method for driving electric percussion tool
DE102005030340B3 (de) * 2005-06-29 2007-01-04 Wacker Construction Equipment Ag Schlagwerk mit elektrodynamischem Linearantrieb
UA95588C2 (uk) * 2010-12-17 2011-08-10 Владимир Федорович Болюх Індукційно-динамічний електродвигун циклічної дії
CN107130930B (zh) * 2017-07-13 2018-05-15 王玉朋 一种套管前通井震动钻具
CN107130931B (zh) * 2017-07-13 2018-04-10 王玉朋 套管前通井旋流可钻钻具
CN114602582A (zh) * 2022-03-28 2022-06-10 柳工常州机械有限公司 电动破碎锤

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265566A1 (fr) * 1986-10-24 1988-05-04 Procedes Techniques De Construction Mouton de battage électro-magnétique
EP1668192A1 (en) * 2003-09-22 2006-06-14 Ramet Holdings Limited Electric post driver
EP1668192A4 (en) * 2003-09-22 2010-06-02 Ramet Holdings Ltd ELECTRONIC SONNET FOR PIOUS

Also Published As

Publication number Publication date
GB1425693A (en) 1976-02-18
DE2419164A1 (de) 1975-07-24
SE7408962L (zh) 1975-07-11
AT338919B (de) 1977-09-26
ATA357574A (de) 1977-01-15
DD110089A1 (zh) 1974-12-05
FR2257395B3 (zh) 1977-03-25
SE401299B (sv) 1978-04-24

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Legal Events

Date Code Title Description
ST Notification of lapse