JPS58184303A - 多段伸縮シリンダ−装置 - Google Patents

多段伸縮シリンダ−装置

Info

Publication number
JPS58184303A
JPS58184303A JP57068531A JP6853182A JPS58184303A JP S58184303 A JPS58184303 A JP S58184303A JP 57068531 A JP57068531 A JP 57068531A JP 6853182 A JP6853182 A JP 6853182A JP S58184303 A JPS58184303 A JP S58184303A
Authority
JP
Japan
Prior art keywords
cylinder
piston rod
hydraulic
boom
piston
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.)
Granted
Application number
JP57068531A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6364641B2 (enrdf_load_stackoverflow
Inventor
Nobuyuki Minayoshi
信幸 皆吉
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.)
NANSEI KK
Original Assignee
NANSEI KK
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 NANSEI KK filed Critical NANSEI KK
Priority to JP57068531A priority Critical patent/JPS58184303A/ja
Publication of JPS58184303A publication Critical patent/JPS58184303A/ja
Publication of JPS6364641B2 publication Critical patent/JPS6364641B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Jib Cranes (AREA)
  • Actuator (AREA)
JP57068531A 1982-04-23 1982-04-23 多段伸縮シリンダ−装置 Granted JPS58184303A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57068531A JPS58184303A (ja) 1982-04-23 1982-04-23 多段伸縮シリンダ−装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57068531A JPS58184303A (ja) 1982-04-23 1982-04-23 多段伸縮シリンダ−装置

Publications (2)

Publication Number Publication Date
JPS58184303A true JPS58184303A (ja) 1983-10-27
JPS6364641B2 JPS6364641B2 (enrdf_load_stackoverflow) 1988-12-13

Family

ID=13376405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57068531A Granted JPS58184303A (ja) 1982-04-23 1982-04-23 多段伸縮シリンダ−装置

Country Status (1)

Country Link
JP (1) JPS58184303A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6231707A (ja) * 1985-07-31 1987-02-10 Nansei:Kk 多段伸縮シリンダ−装置
US4889038A (en) * 1988-07-18 1989-12-26 Tovel Manufacturing Limited Hydraulic cylinder
US5325763A (en) * 1993-04-28 1994-07-05 Foster Raymond K Internal check valve
CN112648260A (zh) * 2020-12-11 2021-04-13 昆山奇力特油缸液压设备有限公司 一种多级缸

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5015947A (enrdf_load_stackoverflow) * 1973-06-15 1975-02-20
JPS53120062U (enrdf_load_stackoverflow) * 1977-03-01 1978-09-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5015947A (enrdf_load_stackoverflow) * 1973-06-15 1975-02-20
JPS53120062U (enrdf_load_stackoverflow) * 1977-03-01 1978-09-25

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6231707A (ja) * 1985-07-31 1987-02-10 Nansei:Kk 多段伸縮シリンダ−装置
US4889038A (en) * 1988-07-18 1989-12-26 Tovel Manufacturing Limited Hydraulic cylinder
US5325763A (en) * 1993-04-28 1994-07-05 Foster Raymond K Internal check valve
CN112648260A (zh) * 2020-12-11 2021-04-13 昆山奇力特油缸液压设备有限公司 一种多级缸
CN112648260B (zh) * 2020-12-11 2024-05-28 昆山奇力特油缸液压设备有限公司 一种多级缸

Also Published As

Publication number Publication date
JPS6364641B2 (enrdf_load_stackoverflow) 1988-12-13

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