KR100210012B1 - 고강도 철첩식 사다리 - Google Patents

고강도 철첩식 사다리 Download PDF

Info

Publication number
KR100210012B1
KR100210012B1 KR1019960032179A KR19960032179A KR100210012B1 KR 100210012 B1 KR100210012 B1 KR 100210012B1 KR 1019960032179 A KR1019960032179 A KR 1019960032179A KR 19960032179 A KR19960032179 A KR 19960032179A KR 100210012 B1 KR100210012 B1 KR 100210012B1
Authority
KR
South Korea
Prior art keywords
ladder
hinge member
reinforcing
support frame
folding ladder
Prior art date
Application number
KR1019960032179A
Other languages
English (en)
Korean (ko)
Other versions
KR19980013622A (ko
Inventor
이익우
Original Assignee
이익우
주식회사아이지코포레이숀
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 이익우, 주식회사아이지코포레이숀 filed Critical 이익우
Priority to KR1019960032179A priority Critical patent/KR100210012B1/ko
Priority to EP96630055A priority patent/EP0822317A3/de
Priority to DE0822317T priority patent/DE822317T1/de
Priority to AU28678/97A priority patent/AU723701B2/en
Publication of KR19980013622A publication Critical patent/KR19980013622A/ko
Application granted granted Critical
Publication of KR100210012B1 publication Critical patent/KR100210012B1/ko

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/085—Connections between rungs or treads and longitudinal members achieved by deforming the rung or the stile
    • 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
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
KR1019960032179A 1996-08-01 1996-08-01 고강도 철첩식 사다리 KR100210012B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019960032179A KR100210012B1 (ko) 1996-08-01 1996-08-01 고강도 철첩식 사다리
EP96630055A EP0822317A3 (de) 1996-08-01 1996-09-13 Hochfeste Faltleiter
DE0822317T DE822317T1 (de) 1996-08-01 1996-09-13 Hochfeste Faltleiter
AU28678/97A AU723701B2 (en) 1996-08-01 1997-07-16 Foldable ladder with high strength

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960032179A KR100210012B1 (ko) 1996-08-01 1996-08-01 고강도 철첩식 사다리

Publications (2)

Publication Number Publication Date
KR19980013622A KR19980013622A (ko) 1998-05-15
KR100210012B1 true KR100210012B1 (ko) 1999-07-15

Family

ID=19468560

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960032179A KR100210012B1 (ko) 1996-08-01 1996-08-01 고강도 철첩식 사다리

Country Status (4)

Country Link
EP (1) EP0822317A3 (de)
KR (1) KR100210012B1 (de)
AU (1) AU723701B2 (de)
DE (1) DE822317T1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200463313Y1 (ko) * 2010-05-11 2012-10-30 한전케이피에스 주식회사 단도체 폴리머 애자 정비ㆍ점검용 사다리

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29919004U1 (de) * 1999-10-29 2000-02-03 Krause Werk Gmbh & Co Kg Leitergelenk
PT103307B (pt) * 2005-07-12 2007-05-31 Salemo & Merca Lda Articulação para escadas

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE382061C (de) * 1923-09-28 Fritz Haecker Verwandlungsleiter
US3349870A (en) * 1966-08-25 1967-10-31 Lieblein George Flatstep ladder
AU2252767A (en) * 1968-05-29 1969-12-04 Trimview Metal Products Proprietary Limited Ladders
GB1323741A (en) * 1969-07-30 1973-07-18 Hoffmann H Hoffmann W Ladder
DE1938696A1 (de) * 1969-07-30 1971-02-04 Helmut Hoffmann Zusammenklappbare Mehrzweckleiter
GB1599636A (en) * 1978-01-10 1981-10-07 Relton S N Ladders
US5279387A (en) * 1991-09-25 1994-01-18 Emerson Electric Co. Articulated ladder assembly
DE9320070U1 (de) * 1993-12-30 1994-03-24 Rauschenberger Metallwaren GmbH, 71679 Asperg Verbindung eines Leiterholmes mit einem Leitergelenk

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200463313Y1 (ko) * 2010-05-11 2012-10-30 한전케이피에스 주식회사 단도체 폴리머 애자 정비ㆍ점검용 사다리

Also Published As

Publication number Publication date
AU723701B2 (en) 2000-09-07
AU2867897A (en) 1998-02-05
EP0822317A2 (de) 1998-02-04
KR19980013622A (ko) 1998-05-15
EP0822317A3 (de) 1998-11-04
DE822317T1 (de) 1998-11-19

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E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee