JPH021925B2 - - Google Patents

Info

Publication number
JPH021925B2
JPH021925B2 JP1432882A JP1432882A JPH021925B2 JP H021925 B2 JPH021925 B2 JP H021925B2 JP 1432882 A JP1432882 A JP 1432882A JP 1432882 A JP1432882 A JP 1432882A JP H021925 B2 JPH021925 B2 JP H021925B2
Authority
JP
Japan
Prior art keywords
pressure
weight
pipe
hydraulic motor
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
JP1432882A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58135225A (ja
Inventor
Toshe Konno
Koichi Toda
Juichi Shirakawa
Tamotsu Kimura
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.)
Taisei Corp
KYB Corp
Original Assignee
Taisei Corp
Kayaba Industry Co 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 Taisei Corp, Kayaba Industry Co Ltd filed Critical Taisei Corp
Priority to JP1432882A priority Critical patent/JPS58135225A/ja
Publication of JPS58135225A publication Critical patent/JPS58135225A/ja
Publication of JPH021925B2 publication Critical patent/JPH021925B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/02—Placing by driving
    • E02D7/06—Power-driven drivers
    • E02D7/08—Drop drivers with free-falling hammer

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
JP1432882A 1982-02-02 1982-02-02 杭等の打撃装置 Granted JPS58135225A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1432882A JPS58135225A (ja) 1982-02-02 1982-02-02 杭等の打撃装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1432882A JPS58135225A (ja) 1982-02-02 1982-02-02 杭等の打撃装置

Publications (2)

Publication Number Publication Date
JPS58135225A JPS58135225A (ja) 1983-08-11
JPH021925B2 true JPH021925B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-01-16

Family

ID=11857997

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1432882A Granted JPS58135225A (ja) 1982-02-02 1982-02-02 杭等の打撃装置

Country Status (1)

Country Link
JP (1) JPS58135225A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3283693B1 (en) * 2015-04-17 2019-11-06 Junttan OY A method for pile-driving

Also Published As

Publication number Publication date
JPS58135225A (ja) 1983-08-11

Similar Documents

Publication Publication Date Title
EP3293145B1 (en) Crane with hydraulic braking device for swing drive
US3895779A (en) Hoisting winch, in particular for a boring machine
JPH0891772A (ja) 移動式クレーンのウインチ過巻時のワイヤロープ乱巻き防止方法およびその装置
JPH021925B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2011042507A (ja) 油圧駆動ウインチの制御装置
JPS6145891A (ja) ウインチ装置
JP4759788B2 (ja) 油圧駆動ウインチの制御装置
JP4624493B2 (ja) 落下防止装置付き杭打機
JPH0717688A (ja) 油圧ウインチの駆動制御装置
CN116281700A (zh) 电驱卷扬浮动控制装置、钻机以及电驱卷扬浮动控制方法
CN115434961A (zh) 一种卷扬式启闭机失电紧急落闸装置和启闭机
JP2771139B2 (ja) 巻上装置の制御装置
JPS5925840Y2 (ja) ウインチの巻上げ自動停止油圧回路
JPS6332219Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH083434Y2 (ja) 巻上装置の負荷落下防止装置
KR102712903B1 (ko) 자중하강식 수문 제어방법과 이를 이용한 수문시스템
KR102311292B1 (ko) 잠금기능이 있는 자중강하 긴급차단장치
JP2003261289A (ja) 油圧ウインチの瞬時降下防止装置
JP3083193B2 (ja) ウインチの油圧回路
JPH0136873Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0717689A (ja) 油圧ウインチの駆動制御装置
JPS6348630Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0736949Y2 (ja) 巻上装置の負荷落下防止装置
JP2597503B2 (ja) クレーン巻胴の制御装置
JPS6027525Y2 (ja) アンコイラ回転装置