JPH074319Y2 - 脚立用転落防止警報装置 - Google Patents

脚立用転落防止警報装置

Info

Publication number
JPH074319Y2
JPH074319Y2 JP59088U JP59088U JPH074319Y2 JP H074319 Y2 JPH074319 Y2 JP H074319Y2 JP 59088 U JP59088 U JP 59088U JP 59088 U JP59088 U JP 59088U JP H074319 Y2 JPH074319 Y2 JP H074319Y2
Authority
JP
Japan
Prior art keywords
leg
stepladder
legs
opening
push
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.)
Expired - Lifetime
Application number
JP59088U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01105141U (en]
Inventor
源雄 原
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP59088U priority Critical patent/JPH074319Y2/ja
Publication of JPH01105141U publication Critical patent/JPH01105141U/ja
Application granted granted Critical
Publication of JPH074319Y2 publication Critical patent/JPH074319Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
JP59088U 1988-01-08 1988-01-08 脚立用転落防止警報装置 Expired - Lifetime JPH074319Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59088U JPH074319Y2 (ja) 1988-01-08 1988-01-08 脚立用転落防止警報装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59088U JPH074319Y2 (ja) 1988-01-08 1988-01-08 脚立用転落防止警報装置

Publications (2)

Publication Number Publication Date
JPH01105141U JPH01105141U (en]) 1989-07-14
JPH074319Y2 true JPH074319Y2 (ja) 1995-02-01

Family

ID=31199754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59088U Expired - Lifetime JPH074319Y2 (ja) 1988-01-08 1988-01-08 脚立用転落防止警報装置

Country Status (1)

Country Link
JP (1) JPH074319Y2 (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019178479A (ja) * 2018-03-30 2019-10-17 株式会社中電工 脚立作業状況判定システム、脚立作業状況判定方法及び脚立作業状況判定プログラム
JP2019183507A (ja) * 2018-04-11 2019-10-24 株式会社中電工 脚立作業状況判定システム、脚立作業状況判定方法及び脚立作業状況判定プログラム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019178479A (ja) * 2018-03-30 2019-10-17 株式会社中電工 脚立作業状況判定システム、脚立作業状況判定方法及び脚立作業状況判定プログラム
JP2019183507A (ja) * 2018-04-11 2019-10-24 株式会社中電工 脚立作業状況判定システム、脚立作業状況判定方法及び脚立作業状況判定プログラム

Also Published As

Publication number Publication date
JPH01105141U (en]) 1989-07-14

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