JPS53551A - Winch - Google Patents

Winch

Info

Publication number
JPS53551A
JPS53551A JP7429476A JP7429476A JPS53551A JP S53551 A JPS53551 A JP S53551A JP 7429476 A JP7429476 A JP 7429476A JP 7429476 A JP7429476 A JP 7429476A JP S53551 A JPS53551 A JP S53551A
Authority
JP
Japan
Prior art keywords
winch
speed
control system
raising
smoothly
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
JP7429476A
Other languages
Japanese (ja)
Inventor
Koji Yamauchi
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 JP7429476A priority Critical patent/JPS53551A/en
Publication of JPS53551A publication Critical patent/JPS53551A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Ac Motors In General (AREA)

Abstract

PURPOSE: To provide a winch with a speed control system, which can smoothly control raising and lowering speed of the winch.
COPYRIGHT: (C)1978,JPO&Japio
JP7429476A 1976-06-25 1976-06-25 Winch Pending JPS53551A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7429476A JPS53551A (en) 1976-06-25 1976-06-25 Winch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7429476A JPS53551A (en) 1976-06-25 1976-06-25 Winch

Publications (1)

Publication Number Publication Date
JPS53551A true JPS53551A (en) 1978-01-06

Family

ID=13542965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7429476A Pending JPS53551A (en) 1976-06-25 1976-06-25 Winch

Country Status (1)

Country Link
JP (1) JPS53551A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57195095U (en) * 1981-06-04 1982-12-10
US5480086A (en) * 1988-09-19 1996-01-02 Fuji Photo Film Co., Ltd. Non-contact web conveying apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57195095U (en) * 1981-06-04 1982-12-10
US5480086A (en) * 1988-09-19 1996-01-02 Fuji Photo Film Co., Ltd. Non-contact web conveying apparatus

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