JPH01179999U - - Google Patents

Info

Publication number
JPH01179999U
JPH01179999U JP9784988U JP9784988U JPH01179999U JP H01179999 U JPH01179999 U JP H01179999U JP 9784988 U JP9784988 U JP 9784988U JP 9784988 U JP9784988 U JP 9784988U JP H01179999 U JPH01179999 U JP H01179999U
Authority
JP
Japan
Prior art keywords
safety ladder
leg
ladder according
switch
end member
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
JP9784988U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0640320Y2 (ja
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 filed Critical
Priority to JP9784988U priority Critical patent/JPH0640320Y2/ja
Publication of JPH01179999U publication Critical patent/JPH01179999U/ja
Application granted granted Critical
Publication of JPH0640320Y2 publication Critical patent/JPH0640320Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Emergency Alarm Devices (AREA)
JP9784988U 1988-01-22 1988-07-26 安全梯子 Expired - Lifetime JPH0640320Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9784988U JPH0640320Y2 (ja) 1988-01-22 1988-07-26 安全梯子

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63-6001 1988-01-22
JP600188 1988-01-22
JP9784988U JPH0640320Y2 (ja) 1988-01-22 1988-07-26 安全梯子

Publications (2)

Publication Number Publication Date
JPH01179999U true JPH01179999U (enrdf_load_stackoverflow) 1989-12-25
JPH0640320Y2 JPH0640320Y2 (ja) 1994-10-19

Family

ID=31717099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9784988U Expired - Lifetime JPH0640320Y2 (ja) 1988-01-22 1988-07-26 安全梯子

Country Status (1)

Country Link
JP (1) JPH0640320Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018071064A (ja) * 2016-10-25 2018-05-10 株式会社中電工 脚立監視装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102042732B1 (ko) * 2019-01-24 2019-11-27 이거송 전도방지용 인공지능 사다리

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018071064A (ja) * 2016-10-25 2018-05-10 株式会社中電工 脚立監視装置

Also Published As

Publication number Publication date
JPH0640320Y2 (ja) 1994-10-19

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