Title:
PIT LADDER DEVICE
Document Type and Number:
Japanese Patent JP2023005944
Kind Code:
A
Abstract:
To provide a pit ladder device capable of installing a ladder at a use position with lesser burden than the prior arts.SOLUTION: A pit ladder device 100 includes an interlocking part 20 and a ladder part 10. The interlocking part 20 is connected to landing doors 91a, 91b of a lowermost floor at which an elevator device is provided and operated using the opening/closing of the landing doors 91a, 91b as driving force. The ladder part 10 is connected to the interlocking part 20 and moved to a use position where an operator uses the ladder part interlockingly with the opening operation of the landing doors 91a, 91b and moved to a storage position interlockingly with the closing operation of the landing doors 91a, 91b.SELECTED DRAWING: Figure 4
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Inventors:
KOIDE YUSUKE
KAMATA HIRONOBU
KAMATA HIRONOBU
Application Number:
JP2021108252A
Publication Date:
January 18, 2023
Filing Date:
June 30, 2021
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
B66B5/00; B66B7/00
Attorney, Agent or Firm:
Yasutaka Kuratani
Matsui Shigeaki
Kenro Date
Matsui Shigeaki
Kenro Date
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