FI59463C - Dubbelverkande hydraulcylinder med tvao koaxiellt relativt denna foerskjutbara kolvar - Google Patents

Dubbelverkande hydraulcylinder med tvao koaxiellt relativt denna foerskjutbara kolvar Download PDF

Info

Publication number
FI59463C
FI59463C FI770167A FI770167A FI59463C FI 59463 C FI59463 C FI 59463C FI 770167 A FI770167 A FI 770167A FI 770167 A FI770167 A FI 770167A FI 59463 C FI59463 C FI 59463C
Authority
FI
Finland
Prior art keywords
piston
space
annular
hydraulic cylinder
inner jacket
Prior art date
Application number
FI770167A
Other languages
English (en)
Finnish (fi)
Other versions
FI770167A (el
FI59463B (fi
Inventor
Ulf Christer Rilbe
Original Assignee
Hiab Foco 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 Hiab Foco Ab filed Critical Hiab Foco Ab
Publication of FI770167A publication Critical patent/FI770167A/fi
Application granted granted Critical
Publication of FI59463B publication Critical patent/FI59463B/fi
Publication of FI59463C publication Critical patent/FI59463C/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/54—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Forklifts And Lifting Vehicles (AREA)
FI770167A 1976-02-03 1977-01-20 Dubbelverkande hydraulcylinder med tvao koaxiellt relativt denna foerskjutbara kolvar FI59463C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7601122 1976-02-03
SE7601122A SE396801C (sv) 1976-02-03 1976-02-03 Dubbelverkande hydraulcylinder med tva koncentriska mantlar

Publications (3)

Publication Number Publication Date
FI770167A FI770167A (el) 1977-08-04
FI59463B FI59463B (fi) 1981-04-30
FI59463C true FI59463C (fi) 1981-08-10

Family

ID=20326885

Family Applications (1)

Application Number Title Priority Date Filing Date
FI770167A FI59463C (fi) 1976-02-03 1977-01-20 Dubbelverkande hydraulcylinder med tvao koaxiellt relativt denna foerskjutbara kolvar

Country Status (8)

Country Link
US (1) US4060221A (el)
JP (1) JPS52107476A (el)
AT (1) AT345514B (el)
CA (1) CA1048378A (el)
DE (1) DE2702650C3 (el)
DK (1) DK43277A (el)
FI (1) FI59463C (el)
SE (1) SE396801C (el)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56500929A (el) * 1979-07-27 1981-07-09
US4326749A (en) * 1979-12-03 1982-04-27 Bender's Sales & Service, Inc. Coupling construction
AT401510B (de) * 1991-10-21 1996-09-25 Palfinger Ag Ladekran
US5249502A (en) * 1992-01-13 1993-10-05 Mijo Radocaj Double action, dual speed and force hydraulic actuators
DE10142847C1 (de) * 2001-08-29 2002-11-21 Demag Mobile Cranes Gmbh & Co Teleskopausleger
GB2464728A (en) * 2008-10-27 2010-04-28 Agco Gmbh Hydraulic steering device with redundancy
US20100186583A1 (en) * 2009-01-28 2010-07-29 Jackson Lumber Harvester Company, Inc. Hollow double rod cylinder actuator
US8950091B2 (en) 2012-03-26 2015-02-10 Caterpillar Global Mining Llc Dragline bucket with remote dumping and positioning capabilities
DE102015111403A1 (de) * 2015-07-14 2017-01-19 MAQUET GmbH Doppeltwirkender Hydraulikzylinder
US10689027B2 (en) 2017-07-13 2020-06-23 Cnh Industrial America Llc Hydraulic steering system of a work vehicle
CN112709800A (zh) * 2020-12-29 2021-04-27 山东艾克来科技发展有限公司 一种用于液力变矩器液压传动的液压器
CN113738738B (zh) * 2021-09-29 2023-06-23 西安航空学院 一种双向快速液压缸

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3877349A (en) * 1974-05-15 1975-04-15 Singer Co Dual opposite motion extending and retracting ram fluid cylinders

Also Published As

Publication number Publication date
SE396801C (sv) 1986-06-09
FI770167A (el) 1977-08-04
DK43277A (da) 1977-08-04
JPS6215763B2 (el) 1987-04-09
DE2702650A1 (de) 1977-08-04
CA1048378A (en) 1979-02-13
DE2702650B2 (de) 1980-04-03
SE396801B (sv) 1977-10-03
ATA40777A (de) 1978-01-15
JPS52107476A (en) 1977-09-09
US4060221A (en) 1977-11-29
DE2702650C3 (de) 1980-11-13
AT345514B (de) 1978-09-25
FI59463B (fi) 1981-04-30
SE7601122L (sv) 1977-08-04

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: HIAB-FOCO AB