JPS52140150A - Method for controling rising6failling speed of cargo hanging from trollery - Google Patents

Method for controling rising6failling speed of cargo hanging from trollery

Info

Publication number
JPS52140150A
JPS52140150A JP5583376A JP5583376A JPS52140150A JP S52140150 A JPS52140150 A JP S52140150A JP 5583376 A JP5583376 A JP 5583376A JP 5583376 A JP5583376 A JP 5583376A JP S52140150 A JPS52140150 A JP S52140150A
Authority
JP
Japan
Prior art keywords
speed
trollery
controling
cargo hanging
cargo
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
JP5583376A
Other languages
Japanese (ja)
Inventor
Keiji Manabe
Seinosuke Takahashi
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 Kiden Kogyo Ltd
Original Assignee
Hitachi Kiden Kogyo 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 Kiden Kogyo Ltd filed Critical Hitachi Kiden Kogyo Ltd
Priority to JP5583376A priority Critical patent/JPS52140150A/en
Publication of JPS52140150A publication Critical patent/JPS52140150A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control And Safety Of Cranes (AREA)
  • Control Of Ac Motors In General (AREA)

Abstract

PURPOSE: To control a hanging cargo to an appointed speed by controlling power generation, by giving 1 paired DC excitation to an electric motor when unwinding the hanging cargo.
COPYRIGHT: (C)1977,JPO&Japio
JP5583376A 1976-05-14 1976-05-14 Method for controling rising6failling speed of cargo hanging from trollery Pending JPS52140150A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5583376A JPS52140150A (en) 1976-05-14 1976-05-14 Method for controling rising6failling speed of cargo hanging from trollery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5583376A JPS52140150A (en) 1976-05-14 1976-05-14 Method for controling rising6failling speed of cargo hanging from trollery

Publications (1)

Publication Number Publication Date
JPS52140150A true JPS52140150A (en) 1977-11-22

Family

ID=13009969

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5583376A Pending JPS52140150A (en) 1976-05-14 1976-05-14 Method for controling rising6failling speed of cargo hanging from trollery

Country Status (1)

Country Link
JP (1) JPS52140150A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033211A (en) * 1973-07-23 1975-03-31

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033211A (en) * 1973-07-23 1975-03-31

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