DE85722C - - Google Patents

Info

Publication number
DE85722C
DE85722C DENDAT85722D DE85722DA DE85722C DE 85722 C DE85722 C DE 85722C DE NDAT85722 D DENDAT85722 D DE NDAT85722D DE 85722D A DE85722D A DE 85722DA DE 85722 C DE85722 C DE 85722C
Authority
DE
Germany
Prior art keywords
running boards
rods
stepladder
slots
engages
Prior art date
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.)
Active
Application number
DENDAT85722D
Other languages
English (en)
Publication of DE85722C publication Critical patent/DE85722C/de
Active 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
    • E06C1/14—Ladders capable of standing by themselves
    • E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
    • 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
    • E06C1/387—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 having tip-up steps

Landscapes

  • Ladders (AREA)

Description

Hierzu 1 Blatt Zeichnungen.

Claims (1)

  1. Patent-Anspruch:
    Eine Stehleiter, deren Trittbretter (a) mit den Treppenwangen (A) und zwei Stangen (e) zu Gelenkparallelogrammen verbunden sind, dadurch gekennzeichnet, dafs eine die Leiterstützen (g) verbindende Querstrebe (J) in Schlitze der Verbindungsstangen (e) eingreift, um eine Abstützung der Trittbretter und ein mechanisches Auf- und Zusammenklappen derselben zu bewirken.
DENDAT85722D Active DE85722C (de)

Publications (1)

Publication Number Publication Date
DE85722C true DE85722C (de)

Family

ID=357834

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT85722D Active DE85722C (de)

Country Status (1)

Country Link
DE (1) DE85722C (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033475A1 (de) * 1980-02-02 1981-08-12 Kümmerlin, Helga Bockleiter
WO1995018286A1 (fr) * 1993-12-30 1995-07-06 Lehmann Pierre Alain Escabeau a marches rabattables
DE29706219U1 (de) * 1997-04-08 1997-05-28 Laug, Horst, 49809 Lingen Mehrzweck-Arbeitsdiele
US5992567A (en) * 1999-01-29 1999-11-30 Chiu; Ping-Jan Foldable frame

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033475A1 (de) * 1980-02-02 1981-08-12 Kümmerlin, Helga Bockleiter
WO1981002322A1 (en) * 1980-02-02 1981-08-20 W Kuemmerlin Ladder
WO1995018286A1 (fr) * 1993-12-30 1995-07-06 Lehmann Pierre Alain Escabeau a marches rabattables
DE29706219U1 (de) * 1997-04-08 1997-05-28 Laug, Horst, 49809 Lingen Mehrzweck-Arbeitsdiele
US5992567A (en) * 1999-01-29 1999-11-30 Chiu; Ping-Jan Foldable frame

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