ES437993A1 - Perfeccionamientos en los aparatos de accionamiento mediantefluido a presion para arietes que aplican empujes. - Google Patents

Perfeccionamientos en los aparatos de accionamiento mediantefluido a presion para arietes que aplican empujes.

Info

Publication number
ES437993A1
ES437993A1 ES437993A ES437993A ES437993A1 ES 437993 A1 ES437993 A1 ES 437993A1 ES 437993 A ES437993 A ES 437993A ES 437993 A ES437993 A ES 437993A ES 437993 A1 ES437993 A1 ES 437993A1
Authority
ES
Spain
Prior art keywords
piston
ram
end wall
thrust
cylindrical chamber
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
ES437993A
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.)
PJ Hare Ltd
Original Assignee
PJ Hare Ltd
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 PJ Hare Ltd filed Critical PJ Hare Ltd
Publication of ES437993A1 publication Critical patent/ES437993A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/10—Drives for forging presses
    • B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
    • B21J9/16—Drives for forging presses operated by hydraulic or liquid pressure in conjunction with steam or gas power
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/20—Drives for hammers; Transmission means therefor
    • B21J7/22—Drives for hammers; Transmission means therefor for power hammers
    • B21J7/28—Drives for hammers; Transmission means therefor for power hammers operated by hydraulic or liquid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/20—Drives for hammers; Transmission means therefor
    • B21J7/46—Control devices specially adapted to forging hammers, not restricted to one of the preceding subgroups

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Press Drives And Press Lines (AREA)
  • Reciprocating Pumps (AREA)
ES437993A 1974-05-28 1975-05-28 Perfeccionamientos en los aparatos de accionamiento mediantefluido a presion para arietes que aplican empujes. Expired ES437993A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2351974A GB1513862A (en) 1974-05-28 1974-05-28 Fluid pressure apparatus for operating a thrust-applying ram

Publications (1)

Publication Number Publication Date
ES437993A1 true ES437993A1 (es) 1977-01-16

Family

ID=10196940

Family Applications (1)

Application Number Title Priority Date Filing Date
ES437993A Expired ES437993A1 (es) 1974-05-28 1975-05-28 Perfeccionamientos en los aparatos de accionamiento mediantefluido a presion para arietes que aplican empujes.

Country Status (6)

Country Link
JP (1) JPS50158784A (es)
DE (1) DE2523745A1 (es)
ES (1) ES437993A1 (es)
FR (1) FR2272829A1 (es)
GB (1) GB1513862A (es)
IT (1) IT1032998B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0076556B1 (en) * 1981-10-06 1990-08-08 Leslie Hartridge Limited A press
GB9108125D0 (en) * 1991-04-16 1991-06-05 Dawson Const Plant Ltd Hydraulic pile hammer
RU2746074C9 (ru) * 2017-08-30 2021-11-26 СМСи КОРПОРЕЙШН Устройство повышения давления
CN117139416A (zh) * 2023-09-01 2023-12-01 中国船舶集团广西造船有限公司 一种风电塔筒法兰焊接变形高精度校正装置

Also Published As

Publication number Publication date
FR2272829A1 (es) 1975-12-26
IT1032998B (it) 1979-06-20
GB1513862A (en) 1978-06-14
JPS50158784A (es) 1975-12-22
DE2523745A1 (de) 1975-12-11

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