JPS51146045A - Equi-distance three-stage extension beam - Google Patents

Equi-distance three-stage extension beam

Info

Publication number
JPS51146045A
JPS51146045A JP6941975A JP6941975A JPS51146045A JP S51146045 A JPS51146045 A JP S51146045A JP 6941975 A JP6941975 A JP 6941975A JP 6941975 A JP6941975 A JP 6941975A JP S51146045 A JPS51146045 A JP S51146045A
Authority
JP
Japan
Prior art keywords
equi
distance
extension beam
stage extension
length
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
JP6941975A
Other languages
Japanese (ja)
Inventor
Genji Odawara
Yoshinori Kamata
Nobuyuki Nakajima
Takeyoshi Noguchi
Kazuhiro Tomisu
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.)
HAMADA JIYUUKOU KK
HIROHATA KAIUN KK
Hamada Heavy Industries Co Ltd
Nippon Steel Corp
Original Assignee
HAMADA JIYUUKOU KK
HIROHATA KAIUN KK
Hamada Heavy Industries Co Ltd
Nippon Steel Corp
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 HAMADA JIYUUKOU KK, HIROHATA KAIUN KK, Hamada Heavy Industries Co Ltd, Nippon Steel Corp filed Critical HAMADA JIYUUKOU KK
Priority to JP6941975A priority Critical patent/JPS51146045A/en
Publication of JPS51146045A publication Critical patent/JPS51146045A/en
Pending legal-status Critical Current

Links

Landscapes

  • Load-Engaging Elements For Cranes (AREA)

Abstract

PURPOSE: To increase the ratio between the suspension beam length at the time of a minimum length of a movable beam and that at the time of a maximum length thereof and thus increase the ratio of the interval of the suspension tools disposed on each beam between the maximum and minimum length times.
COPYRIGHT: (C)1976,JPO&Japio
JP6941975A 1975-06-09 1975-06-09 Equi-distance three-stage extension beam Pending JPS51146045A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6941975A JPS51146045A (en) 1975-06-09 1975-06-09 Equi-distance three-stage extension beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6941975A JPS51146045A (en) 1975-06-09 1975-06-09 Equi-distance three-stage extension beam

Publications (1)

Publication Number Publication Date
JPS51146045A true JPS51146045A (en) 1976-12-15

Family

ID=13402064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6941975A Pending JPS51146045A (en) 1975-06-09 1975-06-09 Equi-distance three-stage extension beam

Country Status (1)

Country Link
JP (1) JPS51146045A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010024005A (en) * 2008-07-22 2010-02-04 Sumitomo Heavy Ind Ltd Suspension beam device
JP2011195307A (en) * 2010-03-23 2011-10-06 Kito Corp Expansion beam hanger device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010024005A (en) * 2008-07-22 2010-02-04 Sumitomo Heavy Ind Ltd Suspension beam device
JP2011195307A (en) * 2010-03-23 2011-10-06 Kito Corp Expansion beam hanger device

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