JPS544882B1 - - Google Patents

Info

Publication number
JPS544882B1
JPS544882B1 JP747771A JP747771A JPS544882B1 JP S544882 B1 JPS544882 B1 JP S544882B1 JP 747771 A JP747771 A JP 747771A JP 747771 A JP747771 A JP 747771A JP S544882 B1 JPS544882 B1 JP S544882B1
Authority
JP
Japan
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.)
Pending
Application number
JP747771A
Other languages
Japanese (ja)
Other versions
JPS461590A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS461590A publication Critical patent/JPS461590A/ja
Publication of JPS544882B1 publication Critical patent/JPS544882B1/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • B25D9/125—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure driven directly by liquid pressure working with pulses

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
JP747771A 1970-02-19 1971-02-19 Pending JPS544882B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE02090/70A SE364209B (enrdf_load_stackoverflow) 1970-02-19 1970-02-19

Publications (2)

Publication Number Publication Date
JPS461590A JPS461590A (enrdf_load_stackoverflow) 1971-09-28
JPS544882B1 true JPS544882B1 (enrdf_load_stackoverflow) 1979-03-12

Family

ID=20259357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP747771A Pending JPS544882B1 (enrdf_load_stackoverflow) 1970-02-19 1971-02-19

Country Status (8)

Country Link
JP (1) JPS544882B1 (enrdf_load_stackoverflow)
AT (1) AT310113B (enrdf_load_stackoverflow)
CA (1) CA926267A (enrdf_load_stackoverflow)
CH (1) CH518777A (enrdf_load_stackoverflow)
DE (1) DE2107510C3 (enrdf_load_stackoverflow)
GB (1) GB1340017A (enrdf_load_stackoverflow)
SE (1) SE364209B (enrdf_load_stackoverflow)
ZA (1) ZA71998B (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE405455B (sv) * 1978-01-19 1978-12-11 Billing Lars Hydraulisk spikpistol
CA2209703A1 (fr) * 1997-07-11 1999-01-11 Alain Villeneuve Recuperateur d'energie hydraulique multi-fonction
WO2014119283A1 (ja) 2013-02-04 2014-08-07 コニカミノルタ株式会社 撮像光学系ならびに撮像装置およびデジタル機器
KR102227817B1 (ko) 2014-01-30 2021-03-12 후루까와 로크 드릴 가부시끼가이샤 액압식 타격 장치
JP6480201B2 (ja) * 2014-01-30 2019-03-06 古河ロックドリル株式会社 液圧式打撃装置
JP6265418B2 (ja) * 2014-01-31 2018-01-24 古河ロックドリル株式会社 液圧式打撃装置
KR102224271B1 (ko) 2014-01-31 2021-03-05 후루까와 로크 드릴 가부시끼가이샤 액압식 타격 장치
JP6495672B2 (ja) * 2015-01-30 2019-04-03 古河ロックドリル株式会社 液圧式打撃装置、並びにバルブタイミングの切換方法およびバルブポートの設定方法
CH711414A1 (de) * 2015-08-13 2017-02-15 Hatebur Umformmaschinen Ag Vorrichtung zur Erzeugung impulsdynamischer Prozesskräfte.

Also Published As

Publication number Publication date
DE2107510C3 (de) 1974-01-24
AT310113B (de) 1973-09-25
DE2107510A1 (de) 1971-09-09
SE364209B (enrdf_load_stackoverflow) 1974-02-18
JPS461590A (enrdf_load_stackoverflow) 1971-09-28
GB1340017A (en) 1973-12-05
ZA71998B (en) 1971-10-27
DE2107510B2 (de) 1973-06-28
CA926267A (en) 1973-05-15
CH518777A (de) 1972-02-15

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