ES431130A1 - Perfeccionamientos en los mecanismos de las herramientas hidraulicas de percusion. - Google Patents

Perfeccionamientos en los mecanismos de las herramientas hidraulicas de percusion.

Info

Publication number
ES431130A1
ES431130A1 ES431130A ES431130A ES431130A1 ES 431130 A1 ES431130 A1 ES 431130A1 ES 431130 A ES431130 A ES 431130A ES 431130 A ES431130 A ES 431130A ES 431130 A1 ES431130 A1 ES 431130A1
Authority
ES
Spain
Prior art keywords
pressure
piston
stroke
end position
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
ES431130A
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.)
SVENSKA HYMAS AB
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 ES431130A1 publication Critical patent/ES431130A1/es
Expired legal-status Critical Current

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)
ES431130A 1973-10-23 1974-10-18 Perfeccionamientos en los mecanismos de las herramientas hidraulicas de percusion. Expired ES431130A1 (es)

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 (1)

Publication Number Publication Date
ES431130A1 true ES431130A1 (es) 1976-10-16

Family

ID=20318900

Family Applications (1)

Application Number Title Priority Date Filing Date
ES431130A Expired ES431130A1 (es) 1973-10-23 1974-10-18 Perfeccionamientos en los mecanismos de las herramientas hidraulicas de percusion.

Country Status (10)

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

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
EP0335994B2 (en) * 1988-04-06 1996-06-26 Nippon Pneumatic Manufacturing Co. Ltd. Hydraulic impact tool
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
SE9500511L (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 (en) * 2016-06-24 2019-05-01 Berry Metal Company Pneumatic drilling device
KR102379349B1 (ko) * 2016-07-27 2022-03-28 대모 엔지니어링 주식회사 유압식 타격 기기 및 이를 포함하는 건설 장비
KR102379351B1 (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
FR2248122A1 (es) 1975-05-16
GB1436079A (en) 1976-05-19
NO743801L (es) 1975-05-20
SE7314391L (es) 1975-04-24
CH582560A5 (es) 1976-12-15
ATA853274A (de) 1976-06-15
DE2450110A1 (de) 1975-04-24
NL7413820A (nl) 1975-04-25
FR2248122B1 (es) 1978-07-13
DE2450110B2 (de) 1976-07-29
FI285274A (es) 1975-04-24
AT334853B (de) 1977-02-10
US3942322A (en) 1976-03-09
SE391664B (sv) 1977-02-28

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