FR2053308B1 - - Google Patents

Info

Publication number
FR2053308B1
FR2053308B1 FR707029120A FR7029120A FR2053308B1 FR 2053308 B1 FR2053308 B1 FR 2053308B1 FR 707029120 A FR707029120 A FR 707029120A FR 7029120 A FR7029120 A FR 7029120A FR 2053308 B1 FR2053308 B1 FR 2053308B1
Authority
FR
France
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.)
Expired
Application number
FR707029120A
Other versions
FR2053308A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from DE19691938696 external-priority patent/DE1938696A1/de
Priority claimed from DE19702006846 external-priority patent/DE2006846C3/de
Application filed by Individual filed Critical Individual
Publication of FR2053308A1 publication Critical patent/FR2053308A1/fr
Application granted granted Critical
Publication of FR2053308B1 publication Critical patent/FR2053308B1/fr
Expired 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
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder
FR707029120A 1969-07-30 1970-07-30 Expired FR2053308B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691938696 DE1938696A1 (de) 1969-07-30 1969-07-30 Zusammenklappbare Mehrzweckleiter
DE19702006846 DE2006846C3 (de) 1970-02-14 1970-02-14 Zusammenklappbare Mehrzweckleiter

Publications (2)

Publication Number Publication Date
FR2053308A1 FR2053308A1 (fr) 1971-04-16
FR2053308B1 true FR2053308B1 (fr) 1973-04-27

Family

ID=25757722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707029120A Expired FR2053308B1 (fr) 1969-07-30 1970-07-30

Country Status (6)

Country Link
US (1) US3655012A (fr)
CH (1) CH528006A (fr)
FR (1) FR2053308B1 (fr)
GB (1) GB1323741A (fr)
NL (1) NL7011282A (fr)
SE (1) SE390323B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2514940C2 (de) * 1975-04-05 1985-03-07 Wilhelm Bahmüller Maschinen- und Apparatebau, 7067 Plüderhausen In mehreren Arbeitsstellungen verriegelbares Gelenk zur Verbindung der Leiterholme einer in mehreren Stellungen verrastbaren Leiter oder dergl.
FR2401356A1 (fr) * 1977-08-26 1979-03-23 Salanon Sa Articulation pour structure articulee susceptible d'etre bloquee selectivement dans plusieurs positions angulaires predeterminees
US4457391A (en) * 1981-01-26 1984-07-03 Andral Corporation Fold-up ladder
US4493392A (en) * 1981-01-26 1985-01-15 Andral Corp Convertible fold-up ladder
DE3211164C2 (de) * 1982-03-26 1985-06-20 Günther 6320 Alsfeld Krause Zusammenklappbare Mehrzweckleiter
US4448283A (en) * 1982-09-13 1984-05-15 Andral Corporation Portable fold-up ladder
US4540306A (en) * 1983-10-19 1985-09-10 Wang Chien Yuan Positioning joint for folding ladders
US4543006A (en) * 1984-11-16 1985-09-24 Wang Chien Yuan Foldable multi-position ladder joint
US4773503A (en) * 1987-09-11 1988-09-27 Robert L. Pease Ladder hinge
US4934485A (en) * 1988-02-08 1990-06-19 Robert Pease Combination ladder and hand truck
US4926967A (en) * 1988-07-27 1990-05-22 Baker Mervyn R Folding ladders
KR100210012B1 (ko) * 1996-08-01 1999-07-15 이익우 고강도 철첩식 사다리
US5988359A (en) * 1997-02-24 1999-11-23 Graham; S. Neal Vibratory drive unit and associated parts feeder bowl
US6877586B2 (en) * 2003-04-11 2005-04-12 Sylmark Holdings Limited Hinge system for combination hand truck, step ladder and dolly device
US6880835B2 (en) * 2003-04-11 2005-04-19 Sylmark Holdings Limited Combination hand truck, step ladder and dolly
US7234203B2 (en) * 2003-08-07 2007-06-26 Werner Co. Locking hinge for folding ladder
US20070227819A1 (en) * 2006-03-28 2007-10-04 Layfield L D Window cleaning ladder
US10801261B2 (en) * 2016-06-14 2020-10-13 Wing Enterprises, Incorporated Ladders, ladder hinges and related methods
CN106677695B (zh) * 2017-01-15 2018-07-06 黄崇华 梯关节

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1531014A (fr) * 1967-07-11 1968-06-28 Echelle pliante à usage multiple

Also Published As

Publication number Publication date
FR2053308A1 (fr) 1971-04-16
NL7011282A (fr) 1971-02-02
SE390323B (sv) 1976-12-13
CH528006A (de) 1972-09-15
US3655012A (en) 1972-04-11
GB1323741A (en) 1973-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse