JPS5435949A - Turning speed controller of crane - Google Patents

Turning speed controller of crane

Info

Publication number
JPS5435949A
JPS5435949A JP10040377A JP10040377A JPS5435949A JP S5435949 A JPS5435949 A JP S5435949A JP 10040377 A JP10040377 A JP 10040377A JP 10040377 A JP10040377 A JP 10040377A JP S5435949 A JPS5435949 A JP S5435949A
Authority
JP
Japan
Prior art keywords
crane
speed controller
turning speed
turning
jib
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
JP10040377A
Other languages
Japanese (ja)
Inventor
Suekichi Namatame
Hiroaki Yabu
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10040377A priority Critical patent/JPS5435949A/en
Publication of JPS5435949A publication Critical patent/JPS5435949A/en
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)

Abstract

PURPOSE: To constantly control the peripheral speed of a rotary body all the time regardless of the tilt angle of a jib of a cargo work crane with a turning body.
COPYRIGHT: (C)1979,JPO&Japio
JP10040377A 1977-08-24 1977-08-24 Turning speed controller of crane Pending JPS5435949A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10040377A JPS5435949A (en) 1977-08-24 1977-08-24 Turning speed controller of crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10040377A JPS5435949A (en) 1977-08-24 1977-08-24 Turning speed controller of crane

Publications (1)

Publication Number Publication Date
JPS5435949A true JPS5435949A (en) 1979-03-16

Family

ID=14273005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10040377A Pending JPS5435949A (en) 1977-08-24 1977-08-24 Turning speed controller of crane

Country Status (1)

Country Link
JP (1) JPS5435949A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105954A (en) * 1980-01-29 1981-08-22 Toyo Boseki Silk cloth for reinforcing plastic having excellent molding property
JPS61235398A (en) * 1985-04-11 1986-10-20 住友重機械工業株式会社 Method of controlling speed of hydraulic type revolving super-structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105954A (en) * 1980-01-29 1981-08-22 Toyo Boseki Silk cloth for reinforcing plastic having excellent molding property
JPS61235398A (en) * 1985-04-11 1986-10-20 住友重機械工業株式会社 Method of controlling speed of hydraulic type revolving super-structure

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