KR870015015U - 절첩식 사다리용 경첩 - Google Patents

절첩식 사다리용 경첩

Info

Publication number
KR870015015U
KR870015015U KR2019860002527U KR860002527U KR870015015U KR 870015015 U KR870015015 U KR 870015015U KR 2019860002527 U KR2019860002527 U KR 2019860002527U KR 860002527 U KR860002527 U KR 860002527U KR 870015015 U KR870015015 U KR 870015015U
Authority
KR
South Korea
Prior art keywords
hinges
folding ladders
ladders
folding
Prior art date
Application number
KR2019860002527U
Other languages
English (en)
Other versions
KR890003205Y1 (ko
Inventor
유회관
Original Assignee
주식회사 우경제작소
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 주식회사 우경제작소 filed Critical 주식회사 우경제작소
Priority to KR2019860002527U priority Critical patent/KR890003205Y1/ko
Priority to US06/894,049 priority patent/US4666328A/en
Publication of KR870015015U publication Critical patent/KR870015015U/ko
Application granted granted Critical
Publication of KR890003205Y1 publication Critical patent/KR890003205Y1/ko

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32262—At selected angle
    • Y10T403/32319—At selected angle including pivot stud
    • Y10T403/32327—At selected angle including pivot stud including radially spaced detent or latch component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32262—At selected angle
    • Y10T403/32319—At selected angle including pivot stud
    • Y10T403/32327—At selected angle including pivot stud including radially spaced detent or latch component
    • Y10T403/32336—Engaging notch or recess in outer periphery of component
KR2019860002527U 1986-03-04 1986-03-04 절첩식 사다리용 경첩 KR890003205Y1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR2019860002527U KR890003205Y1 (ko) 1986-03-04 1986-03-04 절첩식 사다리용 경첩
US06/894,049 US4666328A (en) 1986-03-04 1986-08-07 Positioning joint for folding ladders

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860002527U KR890003205Y1 (ko) 1986-03-04 1986-03-04 절첩식 사다리용 경첩

Publications (2)

Publication Number Publication Date
KR870015015U true KR870015015U (ko) 1987-10-22
KR890003205Y1 KR890003205Y1 (ko) 1989-05-17

Family

ID=19249227

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860002527U KR890003205Y1 (ko) 1986-03-04 1986-03-04 절첩식 사다리용 경첩

Country Status (2)

Country Link
US (1) US4666328A (ko)
KR (1) KR890003205Y1 (ko)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
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US4842098A (en) * 1988-01-22 1989-06-27 Haison Yuen Adjustable folding ladder
US4805737A (en) * 1987-11-18 1989-02-21 Peng Ching L Ladder positioning mechanism
US4951780A (en) * 1988-08-08 1990-08-28 Kim Myung H Combination ladder and height adjustable scaffold
US4947959A (en) * 1989-03-14 1990-08-14 Haison Yuen Folding ladder
US5163532A (en) * 1990-07-12 1992-11-17 Mccarty George W Folding ladder
US5228535A (en) * 1990-07-12 1993-07-20 Mccarty George W Folding ladder
US5358352A (en) * 1992-05-21 1994-10-25 Guenter Klarhorst Swivel joint for a support arm adjustably receiving an appliance, lighting fixture or the like
US5263507A (en) * 1992-12-16 1993-11-23 Chuang Ching Pao Collapsible tent frame
US5485517A (en) * 1993-12-07 1996-01-16 Gray; Robert R. Portable wireless telephone having swivel chassis
US5586363A (en) * 1995-04-06 1996-12-24 Fanuzzi; John M. Indexing hinge
US5621994A (en) * 1995-05-04 1997-04-22 Apco Graphics, Inc. Sign assembly with adjustable corners
US5689999A (en) * 1995-08-18 1997-11-25 Gunnell, Inc. Adjustable rotary locking and unlocking apparatus
US5661942A (en) * 1995-08-30 1997-09-02 Palmer; Norwin Modular connector system for tubular structural members
KR100332756B1 (ko) * 1998-01-12 2002-11-13 엘지전자주식회사 스터링쿨러를이용한냉온장고
DE29801045U1 (de) * 1998-01-22 1998-03-05 Dofair Company Ltd., Keelung Zugvorrichtung in einer Gelenkverbindung für eine Klappleiter
US6086284A (en) * 1998-03-26 2000-07-11 Callahan; Peter Locking hub
WO1999063235A1 (en) 1998-06-03 1999-12-09 Michael Slasinski Angularly adjustable coupling
DE19901125C1 (de) * 1999-01-14 2000-11-16 Rauschenberger Gmbh U Co Gelenk, insbesondere zur Verbindung von Leiterholmen
EP1214622B1 (de) * 1999-09-24 2003-05-02 SILHOUETTE INTERNATIONAL SCHMIED GMBH & CO. KG. Scharniergelenk für eine brille
US6478499B1 (en) 2000-08-03 2002-11-12 Panduit Corp. Adjustable corner fitting
US6688797B2 (en) * 2001-07-13 2004-02-10 Jae Yun Park Hinge for foldable ladders
US6711780B2 (en) * 2001-08-22 2004-03-30 Sinclair Worldwide, Inc. Hinge for collapsible ladders
US6857503B2 (en) * 2002-02-07 2005-02-22 Tricam Industries, Inc. Convertible ladder
US6886659B2 (en) 2002-02-07 2005-05-03 Tricam Industries, Inc. Convertible ladder
KR100575998B1 (ko) * 2002-04-12 2006-05-02 삼성전자주식회사 휴대용 무선 단말기
US7424933B2 (en) * 2002-05-28 2008-09-16 Norman Miller Ladder assemblies
AU2002349505A1 (en) * 2002-12-24 2004-07-22 Galaxy Information Technology Inc. A rotatable handset and method for controling it
KR200317046Y1 (ko) * 2003-02-19 2003-06-25 이상규 접철식 사다리용 힌지장치
US20040218968A1 (en) * 2003-05-01 2004-11-04 Jeffrey Beaver Hinge lock indicator for center-folding ladder
US7140072B2 (en) * 2003-11-11 2006-11-28 Cosco Management, Inc. Lockable ladder hinge
US6923416B1 (en) * 2004-02-09 2005-08-02 Wu-Hong Hsieh Adjustable device with a musical keyboard stand
US7093321B2 (en) * 2004-06-07 2006-08-22 Cosco Management, Inc. Lockable hinge
US20050274571A1 (en) * 2004-06-11 2005-12-15 Dennis Simpson Convertible fiberglass ladder
US7540806B2 (en) * 2005-01-10 2009-06-02 Wms Gaming Inc. Releasable display mounting system and method
US7631575B2 (en) * 2005-05-17 2009-12-15 Gard Paul D Adjustable rotary locking and unlocking device
SE529141C2 (sv) * 2005-08-04 2007-05-15 Fumex Ab Låsbar friktionsled samt användning av en sådan led
NO325627B1 (no) * 2006-09-19 2008-06-30 Handicare Produksjon As Anording og fremgangsmate for innstilling av benstotte for rullestol
US20080185889A1 (en) * 2007-02-01 2008-08-07 Nathan Kipperman Adjustable furniture
US20090038116A1 (en) * 2007-08-12 2009-02-12 Shin Zu Shing Co., Ltd. Hinge assembly
US8668257B2 (en) * 2011-06-24 2014-03-11 Yao-Chuan Wu Foldable bracket of a chair
US9078395B2 (en) * 2011-10-27 2015-07-14 Husqvarna Ab Folding arrangement for a handle assembly of a walk-behind power tool
US9097034B2 (en) * 2012-05-24 2015-08-04 California Industrial Facilities Resources, Inc. Collapsible frame for a shelter
US9410343B2 (en) 2012-05-24 2016-08-09 California Industrial Facilities Resources, Inc. Collapsible frame for a portable shelter
CN102852447A (zh) * 2012-09-17 2013-01-02 李理 一种便携式人字梯
USD710031S1 (en) 2012-11-15 2014-07-29 Tricam Industries, Inc. Step stool
CN203081279U (zh) 2013-01-18 2013-07-24 苗晓春 一种梯具连接用的厚板式关节锁
US20150265884A1 (en) * 2014-03-21 2015-09-24 Mei-Chu Yeh Golf club head
US10801261B2 (en) * 2016-06-14 2020-10-13 Wing Enterprises, Incorporated Ladders, ladder hinges and related methods
KR102321633B1 (ko) * 2016-11-21 2021-11-05 삼성전자주식회사 청소기 및 이를 갖는 청소장치
USD855833S1 (en) 2017-01-04 2019-08-06 Tricam Industries, Inc. Ladder rail
USD860476S1 (en) * 2017-01-04 2019-09-17 Tricam Industries, Inc. Hinge for a multi-position ladder
CN107178303A (zh) * 2017-03-03 2017-09-19 厦门新技术集成有限公司 一种可变换直梯使用的人字梯
US10557227B2 (en) * 2017-04-14 2020-02-11 Whitmor, Inc. Drying rack
USD833643S1 (en) 2017-07-07 2018-11-13 Tricam Industries, Inc. Integrated ladder tray hook
EP3851630B1 (en) * 2018-03-30 2024-04-17 Bestway Inflatables & Material Corp. Security ladder for a pool
EP4239157A3 (en) * 2018-06-08 2023-10-25 Little Giant Ladder Systems, LLC Combination ladders, ladder components and related methods
SE542019C2 (en) 2018-06-08 2020-02-11 Fumex Ab Support arm arrangement for a local gas extractor, and a local gas extractor with such a support arm arrangement
US11505994B2 (en) * 2018-10-16 2022-11-22 Tricam Industries, Inc. Top cap for multi-position ladder
USD943772S1 (en) 2018-10-19 2022-02-15 Little Giant Ladder Systems, Llc Flip-up ladder
USD935054S1 (en) 2018-10-19 2021-11-02 Little Giant Ladder Systems, Llc Ladder
US11092439B2 (en) * 2018-11-16 2021-08-17 Joseph Edward Woryk Level multitool
US10765584B2 (en) * 2019-01-03 2020-09-08 Shanq-Ching Shieh Foldable frame construction for mobility aids
CA3127897A1 (en) 2019-01-25 2020-07-30 Little Giant Ladder Systems, Llc Foot for ladders, ladders incorporating same and related methods
US12091915B2 (en) * 2019-03-12 2024-09-17 Alejandro Barchine Switchable locking device
USD935055S1 (en) 2019-08-07 2021-11-02 Tricam Industries, Inc. Hinge for a multi-position ladder
US20230383601A1 (en) * 2022-05-27 2023-11-30 Little Giant Ladder Systems, Llc Multifunction button for ladder adjustment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2732654C3 (de) * 1977-07-20 1980-02-21 Zarges Leichtbau Gmbh, 8120 Weilheim Gelenkbeschlag für Leiteiteile
FR2401356A1 (fr) * 1977-08-26 1979-03-23 Salanon Sa Articulation pour structure articulee susceptible d'etre bloquee selectivement dans plusieurs positions angulaires predeterminees
FR2478550A1 (fr) * 1980-03-21 1981-09-25 Mecanismes Comp Ind De Dispositif de montage d'une bras de support et d'articulation de pare-soleil de vehicule
US4407045A (en) * 1981-12-21 1983-10-04 Boothe Leland H Ladder hinge and multi-position locking mechanism therefor
US4566150A (en) * 1981-12-21 1986-01-28 Little Giant Industries, Inc. Ladder hinge and multi-position locking mechanism therefor
US4543007A (en) * 1983-11-17 1985-09-24 Harvey Hubbell Incorporated Adjustable luminaire support knuckle

Also Published As

Publication number Publication date
KR890003205Y1 (ko) 1989-05-17
US4666328A (en) 1987-05-19

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19920514

Year of fee payment: 4

LAPS Lapse due to unpaid annual fee