JPS57163707A - Multiple cylinder equipment - Google Patents

Multiple cylinder equipment

Info

Publication number
JPS57163707A
JPS57163707A JP4864081A JP4864081A JPS57163707A JP S57163707 A JPS57163707 A JP S57163707A JP 4864081 A JP4864081 A JP 4864081A JP 4864081 A JP4864081 A JP 4864081A JP S57163707 A JPS57163707 A JP S57163707A
Authority
JP
Japan
Prior art keywords
oil
stretching
oil chamber
contraction
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.)
Granted
Application number
JP4864081A
Other languages
English (en)
Other versions
JPS6160281B2 (ja
Inventor
Toshihiro Nakajo
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.)
YUNITSUKU KK
Furukawa Unic Corp
Original Assignee
YUNITSUKU KK
Unic Corp
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 YUNITSUKU KK, Unic Corp filed Critical YUNITSUKU KK
Priority to JP4864081A priority Critical patent/JPS57163707A/ja
Publication of JPS57163707A publication Critical patent/JPS57163707A/ja
Publication of JPS6160281B2 publication Critical patent/JPS6160281B2/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)
  • Jib Cranes (AREA)
  • Actuator (AREA)
JP4864081A 1981-03-31 1981-03-31 Multiple cylinder equipment Granted JPS57163707A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4864081A JPS57163707A (en) 1981-03-31 1981-03-31 Multiple cylinder equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4864081A JPS57163707A (en) 1981-03-31 1981-03-31 Multiple cylinder equipment

Publications (2)

Publication Number Publication Date
JPS57163707A true JPS57163707A (en) 1982-10-08
JPS6160281B2 JPS6160281B2 (ja) 1986-12-20

Family

ID=12808964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4864081A Granted JPS57163707A (en) 1981-03-31 1981-03-31 Multiple cylinder equipment

Country Status (1)

Country Link
JP (1) JPS57163707A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0491839U (ja) * 1990-12-26 1992-08-11
JPH04118339U (ja) * 1991-01-25 1992-10-22 花王株式会社 包装袋
US5249502A (en) * 1992-01-13 1993-10-05 Mijo Radocaj Double action, dual speed and force hydraulic actuators
US5325763A (en) * 1993-04-28 1994-07-05 Foster Raymond K Internal check valve
JP2009115225A (ja) * 2007-11-07 2009-05-28 Kobelco Cranes Co Ltd ２段伸縮シリンダ装置及び３段式伸縮ブーム
WO2019193259A1 (en) * 2018-04-06 2019-10-10 Tmk Energiakoura Oy Hydraulic actuator, working device, and energy-wood grapple

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362077A (en) * 1976-11-17 1978-06-03 Unic Corp Triple stage cylinder device
JPS54180895U (ja) * 1978-06-13 1979-12-21
JPS557880A (en) * 1979-04-27 1980-01-21 Hitachi Ltd Etching solution for organic resin

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362077A (en) * 1976-11-17 1978-06-03 Unic Corp Triple stage cylinder device
JPS54180895U (ja) * 1978-06-13 1979-12-21
JPS557880A (en) * 1979-04-27 1980-01-21 Hitachi Ltd Etching solution for organic resin

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0491839U (ja) * 1990-12-26 1992-08-11
JPH04118339U (ja) * 1991-01-25 1992-10-22 花王株式会社 包装袋
US5249502A (en) * 1992-01-13 1993-10-05 Mijo Radocaj Double action, dual speed and force hydraulic actuators
US5325763A (en) * 1993-04-28 1994-07-05 Foster Raymond K Internal check valve
JP2009115225A (ja) * 2007-11-07 2009-05-28 Kobelco Cranes Co Ltd ２段伸縮シリンダ装置及び３段式伸縮ブーム
WO2019193259A1 (en) * 2018-04-06 2019-10-10 Tmk Energiakoura Oy Hydraulic actuator, working device, and energy-wood grapple

Also Published As

Publication number Publication date
JPS6160281B2 (ja) 1986-12-20

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