KR870000847U - Ceiling ladder device - Google Patents

Ceiling ladder device

Info

Publication number
KR870000847U
KR870000847U KR2019850012420U KR850012420U KR870000847U KR 870000847 U KR870000847 U KR 870000847U KR 2019850012420 U KR2019850012420 U KR 2019850012420U KR 850012420 U KR850012420 U KR 850012420U KR 870000847 U KR870000847 U KR 870000847U
Authority
KR
South Korea
Prior art keywords
ladder device
ceiling ladder
ceiling
ladder
Prior art date
Application number
KR2019850012420U
Other languages
Korean (ko)
Other versions
KR900003871Y1 (en
Inventor
요시오 쯔무라
Original Assignee
마쯔시다 덴꼬 가부시끼 가이샤
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 마쯔시다 덴꼬 가부시끼 가이샤 filed Critical 마쯔시다 덴꼬 가부시끼 가이샤
Publication of KR870000847U publication Critical patent/KR870000847U/en
Application granted granted Critical
Publication of KR900003871Y1 publication Critical patent/KR900003871Y1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
    • E06C9/06—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted
    • E06C9/08—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted with rigid longitudinal members
    • 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
    • E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
  • Steps, Ramps, And Handrails (AREA)
KR2019850012420U 1985-06-17 1985-09-25 Ladder KR900003871Y1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP????85-131417 1985-06-17
JP60131417A JPS61290159A (en) 1985-06-17 1985-06-17 Ceiling ladder apparatus

Publications (2)

Publication Number Publication Date
KR870000847U true KR870000847U (en) 1987-02-20
KR900003871Y1 KR900003871Y1 (en) 1990-05-03

Family

ID=15057474

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850012420U KR900003871Y1 (en) 1985-06-17 1985-09-25 Ladder

Country Status (2)

Country Link
JP (1) JPS61290159A (en)
KR (1) KR900003871Y1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0678538U (en) * 1993-04-13 1994-11-04 日本ケーブル株式会社 Elevator type parking device load detection safety device
CN111765581B (en) * 2020-06-24 2021-07-16 深圳市金源达建设集团有限公司 Building energy-saving ventilation system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6037527B2 (en) * 1980-03-10 1985-08-27 積水化学工業株式会社 Method for manufacturing magnetic recording media
JPS58137800U (en) * 1982-03-13 1983-09-16 文化シヤツタ−株式会社 Stopper device for suspension links for stairs
JPS6037527U (en) * 1983-08-23 1985-03-15 岩崎金属工業株式会社 ceiling ladder device

Also Published As

Publication number Publication date
JPH0542541B2 (en) 1993-06-28
KR900003871Y1 (en) 1990-05-03
JPS61290159A (en) 1986-12-20

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Legal Events

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E701 Decision to grant or registration of patent right
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Payment date: 20000426

Year of fee payment: 11

EXPY Expiration of term