GB1302759A - - Google Patents

Info

Publication number
GB1302759A
GB1302759A GB1879970A GB1879970A GB1302759A GB 1302759 A GB1302759 A GB 1302759A GB 1879970 A GB1879970 A GB 1879970A GB 1879970 A GB1879970 A GB 1879970A GB 1302759 A GB1302759 A GB 1302759A
Authority
GB
United Kingdom
Prior art keywords
chamber
piston
liquid
accumulator
grooves
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
GB1879970A
Other languages
English (en)
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 GB1302759A publication Critical patent/GB1302759A/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
    • B25D9/06—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S173/00—Tool driving or impacting
    • Y10S173/04—Liquid operated

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB1879970A 1969-05-22 1970-04-20 Expired GB1302759A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82692369A 1969-05-22 1969-05-22

Publications (1)

Publication Number Publication Date
GB1302759A true GB1302759A (da) 1973-01-10

Family

ID=25247855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1879970A Expired GB1302759A (da) 1969-05-22 1970-04-20

Country Status (8)

Country Link
US (1) US3620312A (da)
JP (1) JPS4932401B1 (da)
CA (1) CA922208A (da)
DE (1) DE2022490C3 (da)
FR (1) FR2048623A5 (da)
GB (1) GB1302759A (da)
SE (1) SE363474B (da)
ZA (1) ZA702286B (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE391219C (sv) * 1973-08-02 1985-09-09 Atlas Copco Ab Hydrauliskt slagverk avsett for bergborrning
US3918532A (en) * 1974-05-10 1975-11-11 Chicago Pneumatic Tool Co Hydraulic tool
CH584591A5 (da) * 1974-05-20 1977-02-15 Bosch Gmbh Robert
US3918531A (en) * 1974-06-14 1975-11-11 Chicago Pneumatic Tool Co Hydraulic rock drill having automatic carriage feed
US4282937A (en) * 1976-04-28 1981-08-11 Joy Manufacturing Company Hammer
US4550785A (en) * 1976-04-28 1985-11-05 Consolidated Technologies Corporation Hammer
FI83691C (fi) * 1986-05-09 1991-08-12 Tampella Oy Ab Stoedanordning foer nackstycket i en borrmaskin.
DE4008750A1 (de) * 1990-03-19 1991-09-26 Hilti Ag Geraet zum eintreiben von befestigungselementen in harte werkstoffe
US5957220A (en) * 1995-10-17 1999-09-28 Dresser-Rand Company Percussion drill assembly
US5662180A (en) * 1995-10-17 1997-09-02 Dresser-Rand Company Percussion drill assembly
FI108668B (fi) * 1999-07-02 2002-02-28 Sandvik Tamrock Oy Kallioporakone ja kiinnitysrunko
JP3818438B2 (ja) * 2001-12-14 2006-09-06 独立行政法人産業技術総合研究所 坑底駆動型パーカッションドリル
SE536289C2 (sv) * 2011-04-05 2013-08-06 Atlas Copco Rock Drills Ab Hydrauliska slagverk för berg- eller betongavverkande utrustning samt borr- och brytutrustning
SE537720C2 (sv) 2012-11-21 2015-10-06 Atlas Copco Rock Drills Ab Anordning vid ett spolhuvud till en bergborrmaskin jämte bergborrmaskin
CN103410439B (zh) * 2013-08-29 2015-12-02 潍坊天瑞重工凿岩机械有限公司 可冷却橡胶领盘钎肩式六方钎杆的凿岩机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1703840A (en) * 1920-01-02 1929-02-26 Sullivan Machinery Co Percussive motor
US2743741A (en) * 1952-09-29 1956-05-01 Techron Ltd Hydraulic accumulator
US3183668A (en) * 1959-11-30 1965-05-18 Hydra Might Company Percussion type rock drills
GB1033739A (en) * 1962-06-19 1966-06-22 Keelavite Hydraulics Ltd Hydraulically-operated reciprocating apparatus
US3408897A (en) * 1964-11-18 1968-11-05 Champion Inc Fluid power hammer having accumulator means to drive the hammer through its working stroke independent of the system pump
GB1159465A (en) * 1966-07-06 1969-07-23 Hugo Cordes Control for a Ramming Hammer with Hydraulic Drive

Also Published As

Publication number Publication date
CA922208A (en) 1973-03-06
FR2048623A5 (da) 1971-03-19
DE2022490B2 (de) 1973-06-14
US3620312A (en) 1971-11-16
JPS4932401B1 (da) 1974-08-30
DE2022490C3 (de) 1974-01-10
SE363474B (da) 1974-01-21
ZA702286B (en) 1972-02-23
DE2022490A1 (de) 1970-11-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee