JPH0445900U - - Google Patents

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Publication number
JPH0445900U
JPH0445900U JP8877790U JP8877790U JPH0445900U JP H0445900 U JPH0445900 U JP H0445900U JP 8877790 U JP8877790 U JP 8877790U JP 8877790 U JP8877790 U JP 8877790U JP H0445900 U JPH0445900 U JP H0445900U
Authority
JP
Japan
Prior art keywords
ladder
guide
attach
tip
attached
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
JP8877790U
Other languages
English (en)
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 JP8877790U priority Critical patent/JPH0445900U/ja
Publication of JPH0445900U publication Critical patent/JPH0445900U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案を共同溝に実施した場合の側面
図、第2図は正面図、第3図は梯子ガイドと梯子
の関係を示す斜視図、第4〜6図は作用の説明図
である。 1……共同溝、2……蓋、3……出入り口、4
……梯子ガイド、5……支持金具、6……ガイド
レール、7……ストツパー、8……梯子、9……
係合バー、10……ロープ。

Claims (1)

    【実用新案登録請求の範囲】
  1. マンホールの蓋又は出入り口の蓋の直近の蓋の
    裏面に梯子ガイドを水平に取り付けると共にこの
    梯子ガイド内に収納自在に梯子を装着し、梯子の
    先端には引き出し用のロープ又はワイヤーを取り
    付けると共に後端には梯子ガイドの先端に形成し
    たストツパーに係合する係合部を形成して成る地
    下溝用梯子装置。
JP8877790U 1990-08-24 1990-08-24 Pending JPH0445900U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8877790U JPH0445900U (ja) 1990-08-24 1990-08-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8877790U JPH0445900U (ja) 1990-08-24 1990-08-24

Publications (1)

Publication Number Publication Date
JPH0445900U true JPH0445900U (ja) 1992-04-17

Family

ID=31822296

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8877790U Pending JPH0445900U (ja) 1990-08-24 1990-08-24

Country Status (1)

Country Link
JP (1) JPH0445900U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6127425U (ja) * 1984-07-24 1986-02-19 古河電気工業株式会社 ケ−ブル伸縮吸収装置
JPH01312192A (ja) * 1988-06-10 1989-12-15 Minoru Ohara 収納式ハシゴ
JPH0240900B2 (ja) * 1987-04-08 1990-09-13 Kazuichi Ito Jidohensokuki

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6127425U (ja) * 1984-07-24 1986-02-19 古河電気工業株式会社 ケ−ブル伸縮吸収装置
JPH0240900B2 (ja) * 1987-04-08 1990-09-13 Kazuichi Ito Jidohensokuki
JPH01312192A (ja) * 1988-06-10 1989-12-15 Minoru Ohara 収納式ハシゴ

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