JPH01157896U - - Google Patents

Info

Publication number
JPH01157896U
JPH01157896U JP1988111314U JP11131488U JPH01157896U JP H01157896 U JPH01157896 U JP H01157896U JP 1988111314 U JP1988111314 U JP 1988111314U JP 11131488 U JP11131488 U JP 11131488U JP H01157896 U JPH01157896 U JP H01157896U
Authority
JP
Japan
Prior art keywords
side member
height
spokes
adjustment
outer side
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
JP1988111314U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0616147Y2 (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
Publication of JPH01157896U publication Critical patent/JPH01157896U/ja
Application granted granted Critical
Publication of JPH0616147Y2 publication Critical patent/JPH0616147Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/06—Securing devices or hooks for parts of extensible ladders
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/50—Joints or other connecting parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
JP1988111314U 1988-04-21 1988-08-25 作業台兼用の高さ調節可能な梯子 Expired - Lifetime JPH0616147Y2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2019880005750U KR910004763Y1 (ko) 1988-04-21 1988-04-21 사다리 겸용의 높이조절 작업대
KR5750 1988-04-21

Publications (2)

Publication Number Publication Date
JPH01157896U true JPH01157896U (en]) 1989-10-31
JPH0616147Y2 JPH0616147Y2 (ja) 1994-04-27

Family

ID=19274442

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988111314U Expired - Lifetime JPH0616147Y2 (ja) 1988-04-21 1988-08-25 作業台兼用の高さ調節可能な梯子

Country Status (2)

Country Link
JP (1) JPH0616147Y2 (en])
KR (1) KR910004763Y1 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102806008B1 (ko) * 2022-12-26 2025-05-14 한국전력공사 다기능 맨홀 추락방지장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56100999U (en]) * 1979-12-29 1981-08-08
JPS5886900U (ja) * 1981-12-09 1983-06-13 小林　富夫 伸縮脚立

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56100999U (en]) * 1979-12-29 1981-08-08
JPS5886900U (ja) * 1981-12-09 1983-06-13 小林　富夫 伸縮脚立

Also Published As

Publication number Publication date
KR910004763Y1 (ko) 1991-07-04
JPH0616147Y2 (ja) 1994-04-27
KR890021160U (ko) 1989-11-02

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