KR950009197U - Folding ladder hinges - Google Patents

Folding ladder hinges

Info

Publication number
KR950009197U
KR950009197U KR2019930017614U KR930017614U KR950009197U KR 950009197 U KR950009197 U KR 950009197U KR 2019930017614 U KR2019930017614 U KR 2019930017614U KR 930017614 U KR930017614 U KR 930017614U KR 950009197 U KR950009197 U KR 950009197U
Authority
KR
South Korea
Prior art keywords
folding ladder
hinges
ladder hinges
folding
ladder
Prior art date
Application number
KR2019930017614U
Other languages
Korean (ko)
Other versions
KR970003948Y1 (en
Inventor
유회관
Original Assignee
정장규
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 정장규 filed Critical 정장규
Priority to KR2019930017614U priority Critical patent/KR970003948Y1/en
Priority to DE4431179A priority patent/DE4431179A1/en
Publication of KR950009197U publication Critical patent/KR950009197U/en
Application granted granted Critical
Publication of KR970003948Y1 publication Critical patent/KR970003948Y1/en

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
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder
    • 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
KR2019930017614U 1993-09-04 1993-09-04 Hinge of a foldable ladder KR970003948Y1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR2019930017614U KR970003948Y1 (en) 1993-09-04 1993-09-04 Hinge of a foldable ladder
DE4431179A DE4431179A1 (en) 1993-09-04 1994-09-01 Swivel hinge for a collapsible ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930017614U KR970003948Y1 (en) 1993-09-04 1993-09-04 Hinge of a foldable ladder

Publications (2)

Publication Number Publication Date
KR950009197U true KR950009197U (en) 1995-04-19
KR970003948Y1 KR970003948Y1 (en) 1997-04-24

Family

ID=19362820

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930017614U KR970003948Y1 (en) 1993-09-04 1993-09-04 Hinge of a foldable ladder

Country Status (2)

Country Link
KR (1) KR970003948Y1 (en)
DE (1) DE4431179A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3581755A1 (en) 2018-06-14 2019-12-18 Kang-Shuo Yeh Ladder hinge with dual lock-pins

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1182322B1 (en) * 2000-08-14 2006-11-15 Tom Yeh Hinge on ladder
US6923416B1 (en) * 2004-02-09 2005-08-02 Wu-Hong Hsieh Adjustable device with a musical keyboard stand
PT103307B (en) * 2005-07-12 2007-05-31 Salemo & Merca Lda ARTICULATION FOR STAIRS
CN211819206U (en) * 2019-12-05 2020-10-30 江苏宙际杰智能科技股份有限公司 A rotation control mechanism and folding ladder for folding ladder

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005693C2 (en) * 1980-02-15 1982-02-18 Walter 7120 Bietigheim-Bissingen Kümmerlin Articulated fitting for foldable ladders
US4566150A (en) * 1981-12-21 1986-01-28 Little Giant Industries, Inc. Ladder hinge and multi-position locking mechanism therefor
DE4032283A1 (en) * 1990-10-11 1992-04-16 Rauschenberger Metallwaren Gmb Ratchet pivot linkage for adjustable seat-back etc. - uses spring loaded ratchet element and rotatable control element blocking selected ratchet positions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3581755A1 (en) 2018-06-14 2019-12-18 Kang-Shuo Yeh Ladder hinge with dual lock-pins

Also Published As

Publication number Publication date
DE4431179A1 (en) 1995-04-06
KR970003948Y1 (en) 1997-04-24

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Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee