JPS5275900A - Apparatus for lowering load at constant speed - Google Patents

Apparatus for lowering load at constant speed

Info

Publication number
JPS5275900A
JPS5275900A JP15229275A JP15229275A JPS5275900A JP S5275900 A JPS5275900 A JP S5275900A JP 15229275 A JP15229275 A JP 15229275A JP 15229275 A JP15229275 A JP 15229275A JP S5275900 A JPS5275900 A JP S5275900A
Authority
JP
Japan
Prior art keywords
constant speed
load
lowering load
lowering
man
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
JP15229275A
Other languages
Japanese (ja)
Inventor
Tetsuro Ito
Kunio Sugiyama
Hiroshi Inao
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.)
Daido Steel Co Ltd
Original Assignee
Daido Steel Co 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 Daido Steel Co Ltd filed Critical Daido Steel Co Ltd
Priority to JP15229275A priority Critical patent/JPS5275900A/en
Publication of JPS5275900A publication Critical patent/JPS5275900A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Lowering Means (AREA)

Abstract

PURPOSE: To permit the load such as a man or an object to be lowered at a constant speed according to the weight of the load by making variable the contact pressure, i.e., friction, between main pulley and contact member.
COPYRIGHT: (C)1977,JPO&Japio
JP15229275A 1975-12-20 1975-12-20 Apparatus for lowering load at constant speed Pending JPS5275900A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15229275A JPS5275900A (en) 1975-12-20 1975-12-20 Apparatus for lowering load at constant speed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15229275A JPS5275900A (en) 1975-12-20 1975-12-20 Apparatus for lowering load at constant speed

Publications (1)

Publication Number Publication Date
JPS5275900A true JPS5275900A (en) 1977-06-25

Family

ID=15537329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15229275A Pending JPS5275900A (en) 1975-12-20 1975-12-20 Apparatus for lowering load at constant speed

Country Status (1)

Country Link
JP (1) JPS5275900A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100844483B1 (en) 2006-07-25 2008-07-07 서윤녕 Installation equipment for descending life apparatus for emergency
JP2008302494A (en) * 1994-10-24 2008-12-18 Lucas Industries Ltd Ring fastener installing device and its method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008302494A (en) * 1994-10-24 2008-12-18 Lucas Industries Ltd Ring fastener installing device and its method
KR100844483B1 (en) 2006-07-25 2008-07-07 서윤녕 Installation equipment for descending life apparatus for emergency

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