JPS53128848A - Overload preventive device - Google Patents

Overload preventive device

Info

Publication number
JPS53128848A
JPS53128848A JP4373477A JP4373477A JPS53128848A JP S53128848 A JPS53128848 A JP S53128848A JP 4373477 A JP4373477 A JP 4373477A JP 4373477 A JP4373477 A JP 4373477A JP S53128848 A JPS53128848 A JP S53128848A
Authority
JP
Japan
Prior art keywords
preventive device
overload preventive
overload
much
positive
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.)
Granted
Application number
JP4373477A
Other languages
Japanese (ja)
Other versions
JPS5627437B2 (en
Inventor
Masaaki Sato
Isao Sato
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 JP4373477A priority Critical patent/JPS53128848A/en
Publication of JPS53128848A publication Critical patent/JPS53128848A/en
Publication of JPS5627437B2 publication Critical patent/JPS5627437B2/ja
Granted legal-status Critical Current

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Landscapes

  • Springs (AREA)

Abstract

PURPOSE: To make the action of the device stable and positive, by disposing compression coil springs in straight line shape as much as possible, to stabilize spring characteristic.
COPYRIGHT: (C)1978,JPO&Japio
JP4373477A 1977-04-17 1977-04-17 Overload preventive device Granted JPS53128848A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4373477A JPS53128848A (en) 1977-04-17 1977-04-17 Overload preventive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4373477A JPS53128848A (en) 1977-04-17 1977-04-17 Overload preventive device

Publications (2)

Publication Number Publication Date
JPS53128848A true JPS53128848A (en) 1978-11-10
JPS5627437B2 JPS5627437B2 (en) 1981-06-24

Family

ID=12672003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4373477A Granted JPS53128848A (en) 1977-04-17 1977-04-17 Overload preventive device

Country Status (1)

Country Link
JP (1) JPS53128848A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4809951A (en) * 1986-12-11 1989-03-07 Horst Klann Spring compressor for large coil springs
JP2006056674A (en) * 2004-08-20 2006-03-02 Kito Corp Overload protection device in hoist

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128756U (en) * 1974-08-23 1976-03-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128756U (en) * 1974-08-23 1976-03-02

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4809951A (en) * 1986-12-11 1989-03-07 Horst Klann Spring compressor for large coil springs
JP2006056674A (en) * 2004-08-20 2006-03-02 Kito Corp Overload protection device in hoist
JP4573600B2 (en) * 2004-08-20 2010-11-04 株式会社キトー Overload prevention device for hoisting machine

Also Published As

Publication number Publication date
JPS5627437B2 (en) 1981-06-24

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