GB1310194A - Hydraulic fluid actuated percussion tool - Google Patents

Hydraulic fluid actuated percussion tool

Info

Publication number
GB1310194A
GB1310194A GB2812871A GB2812871A GB1310194A GB 1310194 A GB1310194 A GB 1310194A GB 2812871 A GB2812871 A GB 2812871A GB 2812871 A GB2812871 A GB 2812871A GB 1310194 A GB1310194 A GB 1310194A
Authority
GB
United Kingdom
Prior art keywords
chamber
fluid
piston
conduit
valve
Prior art date
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.)
Expired
Application number
GB2812871A
Other languages
English (en)
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.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 Atlas Copco AB filed Critical Atlas Copco AB
Publication of GB1310194A publication Critical patent/GB1310194A/en
Expired 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
    • B25D9/04—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously of the hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
    • 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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB2812871A 1970-06-16 1971-06-16 Hydraulic fluid actuated percussion tool Expired GB1310194A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08332/70A SE339817B (sv) 1970-06-16 1970-06-16

Publications (1)

Publication Number Publication Date
GB1310194A true GB1310194A (en) 1973-03-14

Family

ID=20273773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2812871A Expired GB1310194A (en) 1970-06-16 1971-06-16 Hydraulic fluid actuated percussion tool

Country Status (10)

Country Link
AT (1) AT310696B (sv)
CA (1) CA937844A (sv)
CH (1) CH534567A (sv)
DE (1) DE2128363A1 (sv)
ES (1) ES391969A1 (sv)
FR (1) FR2096294A5 (sv)
GB (1) GB1310194A (sv)
NO (1) NO129415B (sv)
SE (1) SE339817B (sv)
ZA (1) ZA713576B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112727818A (zh) * 2020-12-25 2021-04-30 中铁工程装备集团隧道设备制造有限公司 凿岩机的液压控制系统

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2461633C2 (de) * 1974-12-27 1982-05-06 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Hydraulische Schlagvorrichtung
GB1480753A (en) * 1974-11-14 1977-07-27 Hydraulics Ltd A Hydraulically-operated devices
DE2512731A1 (de) * 1975-03-22 1976-10-07 Klemm Bohrtech Hydraulisches schlaggeraet
US3995700A (en) * 1975-10-14 1976-12-07 Gardner-Denver Company Hydraulic rock drill system
DE2658455C3 (de) * 1976-12-23 1981-01-22 Fried. Krupp Gmbh, 4300 Essen Druckmittelbetriebenes Schlagwerk
SE405455B (sv) * 1978-01-19 1978-12-11 Billing Lars Hydraulisk spikpistol
FI56053C (fi) * 1978-08-08 1979-11-12 Tampella Oy Ab Borrmaskin speciellt bergborrmaskin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112727818A (zh) * 2020-12-25 2021-04-30 中铁工程装备集团隧道设备制造有限公司 凿岩机的液压控制系统

Also Published As

Publication number Publication date
SE339817B (sv) 1971-10-18
CA937844A (en) 1973-12-04
NO129415B (sv) 1974-04-08
DE2128363A1 (sv) 1972-03-23
FR2096294A5 (sv) 1972-02-11
ZA713576B (en) 1972-01-26
ES391969A1 (es) 1973-06-16
CH534567A (de) 1973-03-15
AT310696B (de) 1973-09-15

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees