CH528006A - Zusammenklappbare Mehrzweckleiter - Google Patents

Zusammenklappbare Mehrzweckleiter

Info

Publication number
CH528006A
CH528006A CH1142370A CH1142370A CH528006A CH 528006 A CH528006 A CH 528006A CH 1142370 A CH1142370 A CH 1142370A CH 1142370 A CH1142370 A CH 1142370A CH 528006 A CH528006 A CH 528006A
Authority
CH
Switzerland
Prior art keywords
foldable ladder
multipurpose foldable
multipurpose
ladder
foldable
Prior art date
Application number
CH1142370A
Other languages
English (en)
Inventor
Hoffmann Helmut
Hoffmann Walter
Original Assignee
Hoffmann Helmut
Hoffmann Walter
Brennenstuhl Hugo
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 Hoffmann Helmut, Hoffmann Walter, Brennenstuhl Hugo filed Critical Hoffmann Helmut
Publication of CH528006A publication Critical patent/CH528006A/de

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
CH1142370A 1969-07-30 1970-07-29 Zusammenklappbare Mehrzweckleiter CH528006A (de)

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 (1)

Publication Number Publication Date
CH528006A true CH528006A (de) 1972-09-15

Family

ID=25757722

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1142370A CH528006A (de) 1969-07-30 1970-07-29 Zusammenklappbare Mehrzweckleiter

Country Status (6)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106677695A (zh) * 2017-01-15 2017-05-17 黄崇华 梯关节

Families Citing this family (20)

* 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
ES2328266T3 (es) * 2004-09-20 2009-11-11 Medela Holding Ag Bomba de membrana con valvula de ventilacion.
USD541433S1 (en) 2005-12-14 2007-04-24 Robert Wise Top tray and a flip down tray combination for a ladder
US20070227819A1 (en) * 2006-03-28 2007-10-04 Layfield L D Window cleaning ladder
WO2017218672A1 (en) * 2016-06-14 2017-12-21 Wing Enterprises, Incorporated Ladders, ladder hinges and related methods

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106677695A (zh) * 2017-01-15 2017-05-17 黄崇华 梯关节

Also Published As

Publication number Publication date
FR2053308A1 (de) 1971-04-16
SE390323B (sv) 1976-12-13
US3655012A (en) 1972-04-11
GB1323741A (en) 1973-07-18
FR2053308B1 (de) 1973-04-27
NL7011282A (de) 1971-02-02

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Legal Events

Date Code Title Description
PL Patent ceased