JPS60100397U - Crane overload prevention device - Google Patents

Crane overload prevention device

Info

Publication number
JPS60100397U
JPS60100397U JP18987483U JP18987483U JPS60100397U JP S60100397 U JPS60100397 U JP S60100397U JP 18987483 U JP18987483 U JP 18987483U JP 18987483 U JP18987483 U JP 18987483U JP S60100397 U JPS60100397 U JP S60100397U
Authority
JP
Japan
Prior art keywords
prevention device
overload prevention
rope
crane overload
crane
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.)
Pending
Application number
JP18987483U
Other languages
Japanese (ja)
Inventor
健一 高橋
Original Assignee
石川島播磨重工業株式会社
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 石川島播磨重工業株式会社 filed Critical 石川島播磨重工業株式会社
Priority to JP18987483U priority Critical patent/JPS60100397U/en
Publication of JPS60100397U publication Critical patent/JPS60100397U/en
Pending legal-status Critical Current

Links

Landscapes

  • Control And Safety Of Cranes (AREA)
  • Jib Cranes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

添付図面は本考案に係るクレーンの過負荷防止装置の一
実施例を示す正面図である。 図中、１は巻上ドラム、２はロープ、３は吊具、４は動
滑車、５は油圧シリンダ、１２は高圧装置、１４は圧力
解放弁である。The accompanying drawing is a front view showing an embodiment of the crane overload prevention device according to the present invention. In the figure, 1 is a hoisting drum, 2 is a rope, 3 is a hanging tool, 4 is a movable pulley, 5 is a hydraulic cylinder, 12 is a high pressure device, and 14 is a pressure release valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 吊具を有する動滑車の一方のロープを巻上ドラムに連結
し、他方のロープを油圧シリンダに連結し、その油圧シ
リンダに、上記ロープを上方に引き上げる油圧装置を接
続すると共に過負荷時に油圧シリンダ内の圧力を解放す
る圧力解放弁を設けたことを特徴とするクレーンの過負
荷防止装置。One rope of a movable pulley with a lifting device is connected to a hoisting drum, the other rope is connected to a hydraulic cylinder, and a hydraulic device that lifts the rope upward is connected to the hydraulic cylinder. An overload prevention device for a crane, characterized by being equipped with a pressure release valve that releases internal pressure.
JP18987483U 1983-12-10 1983-12-10 Crane overload prevention device Pending JPS60100397U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18987483U JPS60100397U (en) 1983-12-10 1983-12-10 Crane overload prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18987483U JPS60100397U (en) 1983-12-10 1983-12-10 Crane overload prevention device

Publications (1)

Publication Number Publication Date
JPS60100397U true JPS60100397U (en) 1985-07-09

Family

ID=30409260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18987483U Pending JPS60100397U (en) 1983-12-10 1983-12-10 Crane overload prevention device

Country Status (1)

Country Link
JP (1) JPS60100397U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266253A (en) * 1975-11-27 1977-06-01 Kawasaki Heavy Ind Ltd Automatic hydralic mooring device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266253A (en) * 1975-11-27 1977-06-01 Kawasaki Heavy Ind Ltd Automatic hydralic mooring device

Similar Documents

Publication Publication Date Title
JPS60100397U (en) Crane overload prevention device
JPS58187582U (en) Horizontal boom in tower crane
JPS5816763U (en) governor for elevator
JPS60100396U (en) Crane overload prevention device
JPS5883383U (en) Spretsuda posture adjustment device
JPS6061503U (en) Hydraulic system for lifting equipment
JPS6047792U (en) Overwinding prevention device for hook hanging wire in crane
JPS6376789U (en)
JPS60148364U (en) Crane device installed on power shovel
JPS59137283U (en) Crane lifting mechanism with boom
JPS6146982U (en) Crane lifting device
JPS5892292U (en) Boom hoisting cylinder protection device
JPS60177192U (en) Interference prevention device for crane auxiliary hoisting hook with main hoisting rope, etc.
JPS58147969U (en) Hydraulic jack device for indirect hydraulic elevator
JPS5860691U (en) Clutch device for hoisting winch of crane etc.
JPS6241902U (en)
JPH01174430U (en)
JPS58158084U (en) hoisting device
JPS59156087U (en) Crane for extracting pipes
JPS5915691U (en) Hanging equipment for crane
JPS6138194U (en) simple crane
JPS6195789U (en)
JPS60119077U (en) Direct hydraulic elevator
JPS5812591U (en) Boom moment response electrical signal generator for work vehicles with booms such as cranes
JPS60137784U (en) Crane hoisting rope release prevention device