CH245960A - Collapsible ladder. - Google Patents
Collapsible ladder.Info
- Publication number
- CH245960A CH245960A CH245960DA CH245960A CH 245960 A CH245960 A CH 245960A CH 245960D A CH245960D A CH 245960DA CH 245960 A CH245960 A CH 245960A
- Authority
- CH
- Switzerland
- Prior art keywords
- collapsible ladder
- ladder
- sleeves
- parts
- spar parts
- Prior art date
Links
- 230000001419 dependent effect Effects 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/52—Ladders in general with non-rigid longitudinal members
-
- 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
Landscapes
- Ladders (AREA)
Description
Zusammenlegbare Leiter. Gegenstand vorliegender Erfindung ist eine zusammenlegbare Leiter.
Gegenüber bekannten Leitern unterschei det sie sich dadurch, dass die Holmenteile gelenkig miteinander verbunden sind und zur starren Verbindung dieser Teile über die Gelenke schiebbare Hülsen vorgesehen sind.
Die beiliegende Zeichnung zeigt eine bei spielsweise Ausführungsform des Erfin- dungsgegenstandes und erläutert die An wendungsweise desselben.
Fig. 1 zeigt einen Teil einer Leiter in Vorderansicht; Fig. 2 ist eine zugehörige Seitenansicht; Fig. 3 zeigt die Leiter in zusammengeleg tem Zustande; Fig.4 und 5 stellen zwei verschiedene Anwendungsmöglichkeiten der Leiter dar. Die Leiter weist rohrförmige Holmenteile 1. auf, die vorzugsweise aus Stahlrohr her gestellt sind. Benachbarte Holmenteile 1, 1' sind über Gelenkstücke 2 gelenkig miteinan- der verbunden, die mittels Bolzen 3 an bei den Holmenteilen schwenkbar sind.
Um eine starre Verbindung der Holmenteile 1, 1' zu ; ermöglichen, sind auf den Holmen verschieb bare Hülsen 4 vorgesehen, die beispielsweise aus Metallrohrstücken bestehen. Es ist ohne weiteres klar, dass eine starre Verbindung der Holmenteile dadurch erreicht werden kann, dass die Hülsen 4 über die Gelenkstücke 2 geschoben werden, so dass ein und dieselbe Hülse die Enden der Holmenteile 1, 1' über deckt.
Um die Rohrstücke 4 in der Lage zu sichern, sind Federn 5 vorgesehen, die mit Nasen in entsprechende, nicht gezeichnete Vertiefungen der Hülsen 4 eingreifen, oder es könnten diese letzteren mit Bajonett verschlüssen gesichert sein.
Fig. 3 zeigt, dass eine derart ausgebildetem Leiter in zusammengelegtem Zustande nur wenig Platz beansprucht. Fig.4 zeigt die Anwendung als Bockleiter und Fig. 5 die Verwendung als gewöhnliche Leiter. Die Füsse 6 und 7 der Leiter sind gelenkig mit den Holmen 1 verbunden, so dass sie der Leiter einen sicheren Stand geben.
Collapsible ladder. The present invention relates to a collapsible ladder.
It differs from known ladders in that the spar parts are articulated to one another and sleeves that can be slid over the joints are provided for the rigid connection of these parts.
The accompanying drawing shows an example embodiment of the subject of the invention and explains the way in which it is used.
Fig. 1 shows part of a ladder in front view; Fig. 2 is an associated side view; Fig. 3 shows the ladder in collapsed state; 4 and 5 show two different possible uses of the ladder. The ladder has tubular spar parts 1., which are preferably made of steel tube ago. Adjacent spar parts 1, 1 'are connected to one another in an articulated manner via joint pieces 2, which can be pivoted by means of bolts 3 on the spar parts.
To a rigid connection of the spar parts 1, 1 'to; allow sliding sleeves 4 are provided on the bars, which consist for example of metal pipe pieces. It is readily apparent that a rigid connection of the spar parts can be achieved in that the sleeves 4 are pushed over the joint pieces 2 so that one and the same sleeve covers the ends of the spar parts 1, 1 '.
In order to secure the pipe sections 4 in the position, springs 5 are provided which engage with noses in corresponding, not shown depressions in the sleeves 4, or the latter could be secured with bayonet locks.
3 shows that a conductor designed in this way takes up little space in the collapsed state. Fig. 4 shows the use as a stepladder and Fig. 5 shows the use as an ordinary ladder. The feet 6 and 7 of the ladder are hinged to the bars 1 so that they give the ladder a secure footing.
Claims (1)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH245960T | 1945-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH245960A true CH245960A (en) | 1946-12-15 |
Family
ID=4465232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH245960D CH245960A (en) | 1945-02-13 | 1945-02-13 | Collapsible ladder. |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH245960A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE956186C (en) * | 1952-03-22 | 1957-01-17 | Spieth Enrst K | Detachable ladder for hunters |
| FR2613762A1 (en) * | 1987-04-13 | 1988-10-14 | Gallo Vincent | Ladder made of dismantleable and interfitting elements allowing a flat volumetric reduction during transport and non-use |
| FR2666620A1 (en) * | 1990-09-12 | 1992-03-13 | Santos Pierre | Folding ladder |
-
1945
- 1945-02-13 CH CH245960D patent/CH245960A/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE956186C (en) * | 1952-03-22 | 1957-01-17 | Spieth Enrst K | Detachable ladder for hunters |
| FR2613762A1 (en) * | 1987-04-13 | 1988-10-14 | Gallo Vincent | Ladder made of dismantleable and interfitting elements allowing a flat volumetric reduction during transport and non-use |
| FR2666620A1 (en) * | 1990-09-12 | 1992-03-13 | Santos Pierre | Folding ladder |
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