AT334853B - Steuerung fur ein hydraulisch angetriebenes schlagwerkzeug od.dgl. - Google Patents

Steuerung fur ein hydraulisch angetriebenes schlagwerkzeug od.dgl.

Info

Publication number
AT334853B
AT334853B AT853274A AT853274A AT334853B AT 334853 B AT334853 B AT 334853B AT 853274 A AT853274 A AT 853274A AT 853274 A AT853274 A AT 853274A AT 334853 B AT334853 B AT 334853B
Authority
AT
Austria
Prior art keywords
dgl
control
impact tool
hydraulically driven
driven impact
Prior art date
Application number
AT853274A
Other languages
English (en)
Other versions
ATA853274A (de
Original Assignee
Svenska Hymas 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 Svenska Hymas Ab filed Critical Svenska Hymas Ab
Publication of ATA853274A publication Critical patent/ATA853274A/de
Application granted granted Critical
Publication of AT334853B publication Critical patent/AT334853B/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H43/00—Other fluid gearing, e.g. with oscillating input or output
    • 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
    • B25D9/16—Valve arrangements therefor
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D2209/002—Pressure accumulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Press Drives And Press Lines (AREA)
  • Fluid-Pressure Circuits (AREA)
AT853274A 1973-10-23 1974-10-23 Steuerung fur ein hydraulisch angetriebenes schlagwerkzeug od.dgl. AT334853B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7314391A SE391664B (sv) 1973-10-23 1973-10-23 Anordning vid hydrauliskt drivet slagverktyg

Publications (2)

Publication Number Publication Date
ATA853274A ATA853274A (de) 1976-06-15
AT334853B true AT334853B (de) 1977-02-10

Family

ID=20318900

Family Applications (1)

Application Number Title Priority Date Filing Date
AT853274A AT334853B (de) 1973-10-23 1974-10-23 Steuerung fur ein hydraulisch angetriebenes schlagwerkzeug od.dgl.

Country Status (10)

Country Link
US (1) US3942322A (de)
AT (1) AT334853B (de)
CH (1) CH582560A5 (de)
ES (1) ES431130A1 (de)
FI (1) FI285274A (de)
FR (1) FR2248122B1 (de)
GB (1) GB1436079A (de)
NL (1) NL7413820A (de)
NO (1) NO743801L (de)
SE (1) SE391664B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES469097A1 (es) * 1978-03-31 1980-06-16 Crespo Jose T G Aparato hidraulico para producir impactos
DE3882971T3 (de) * 1988-04-06 1997-02-06 Nippon Pneumatic Mfg Hydraulische Schlagvorrichtung.
FR2633339A1 (fr) * 1988-06-28 1989-12-29 Eimco Secoma Dispositif pour le controle du bon fonctionnement d'un accumulateur appartenant a un appareil ou circuit hydraulique
ES2024251A6 (es) * 1990-05-14 1992-02-16 Tapias Puig Marcelino Perfeccionamientos en la fabricacion de martillos hidraulicos.
FI104959B (fi) * 1994-06-23 2000-05-15 Sandvik Tamrock Oy Hydraulinen iskuvasara
SE503032C2 (sv) * 1995-02-13 1996-03-11 Cams Maskinteknik Ab Sätt och tryckfluidsystem för variabel kraftutövning
DE19507348A1 (de) * 1995-03-02 1996-09-05 Krupp Maschinentechnik Verfahren zur Beeinflussung des Betriebsverhaltens eines fluidbetriebenen Schlagwerks und zur Durchführung des Verfahrens geeignetes Schlagwerk
FI104960B (fi) * 1995-07-06 2000-05-15 Sandvik Tamrock Oy Hydraulinen iskuvasara
US8939227B2 (en) 2010-12-23 2015-01-27 Caterpillar Inc. Pressure protection valve for hydraulic tool
FR3007154B1 (fr) * 2013-06-12 2015-06-05 Montabert Roger Procede de commande de l’energie d’impact d’un piston de frappe d’un appareil a percussions
US9701003B2 (en) * 2014-05-23 2017-07-11 Caterpillar Inc. Hydraulic hammer having delayed automatic shutoff
EP3475516A1 (de) * 2016-06-24 2019-05-01 Berry Metal Company Pneumatische bohrvorrichtung
KR102379351B1 (ko) * 2016-07-27 2022-03-28 대모 엔지니어링 주식회사 유압식 타격 기기 및 이를 포함하는 건설 장비
KR102379349B1 (ko) * 2016-07-27 2022-03-28 대모 엔지니어링 주식회사 유압식 타격 기기 및 이를 포함하는 건설 장비
CN107605719B (zh) * 2017-09-01 2019-04-02 贵州创能科技有限公司 一种机械式联动控制推拉装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1594217A (en) * 1925-11-03 1926-07-27 Ingersoll Rand Co Blowing device
US2802336A (en) * 1953-07-23 1957-08-13 Joy Mfg Co Fluid motor driven shaker conveyor
US3412646A (en) * 1965-06-28 1968-11-26 Rufus B. Johnston Reciprocating piston type motor systems

Also Published As

Publication number Publication date
FR2248122B1 (de) 1978-07-13
SE7314391L (de) 1975-04-24
NO743801L (de) 1975-05-20
FI285274A (de) 1975-04-24
GB1436079A (en) 1976-05-19
DE2450110B2 (de) 1976-07-29
NL7413820A (nl) 1975-04-25
US3942322A (en) 1976-03-09
FR2248122A1 (de) 1975-05-16
CH582560A5 (de) 1976-12-15
ES431130A1 (es) 1976-10-16
ATA853274A (de) 1976-06-15
DE2450110A1 (de) 1975-04-24
SE391664B (sv) 1977-02-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee