AT202736B - Crane, especially construction crane - Google Patents

Crane, especially construction crane

Info

Publication number
AT202736B
AT202736B AT366657A AT366657A AT202736B AT 202736 B AT202736 B AT 202736B AT 366657 A AT366657 A AT 366657A AT 366657 A AT366657 A AT 366657A AT 202736 B AT202736 B AT 202736B
Authority
AT
Austria
Prior art keywords
crane
especially construction
construction
struts
platform
Prior art date
Application number
AT366657A
Other languages
German (de)
Inventor
Johann Wilhelm Dr Ing Ludowici
Original Assignee
Johann Wilhelm Dr Ing Ludowici
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 Johann Wilhelm Dr Ing Ludowici filed Critical Johann Wilhelm Dr Ing Ludowici
Application granted granted Critical
Publication of AT202736B publication Critical patent/AT202736B/en

Links

Landscapes

  • Jib Cranes (AREA)

Description

  

   <Desc/Clms Page number 1> 
 



  Kran, insbesondere Baukran 
 EMI1.1 
 

 <Desc/Clms Page number 2> 

 
 EMI2.1 
 auch Quer- oder Schrägbewegungen erreichbar. 



   Fig. 3 zeigt die Gelenke 14 der Knickstreben   2, 3, 4, 5,   die mittels hydraulischer Zylinder einknickbar oder streckbar sind. Auf dem Drehkranz 9 sind Gelenke für die Knickstrebe 7 angeordnet, die durch hydraulische Zylinder 17 betätigt werden, derart, dass   ihre Schrägstellung verändert werden kann. Am   
 EMI2.2 
 tung 12 und eine Führerkabine 19 trägt, erreichen. 



   PATENTANSPRÜCHE : 
1. Kran, insbesondere Baukran, mit sich von einer Plattform erhebenden, aus einziehbaren und verstellbaren Knickstreben gebildetem Ausleger, dadurch gekennzeichnet, dass die Platrform (1) von vier oder mehr Knickstrebenfüssen (2-5) getragen ist, die unabhängig voneinander zwecks Fortbewegung des Baukrans auch auf unebenem Gelände durch Herbeiführung einer Schreitbewegung betätigbar sind, in der Weise, dass die Streben jedes Fusses mit Bezug aufeinander und mit Bezug auf die Plattform, an der sie angreifen, verstellbar und feststellbar sind.



   <Desc / Clms Page number 1>
 



  Crane, especially construction crane
 EMI1.1
 

 <Desc / Clms Page number 2>

 
 EMI2.1
 lateral or oblique movements can also be achieved.



   Fig. 3 shows the joints 14 of the buckling struts 2, 3, 4, 5, which can be buckled or stretched by means of hydraulic cylinders. On the slewing ring 9, joints for the buckling strut 7 are arranged, which are actuated by hydraulic cylinders 17 in such a way that their inclination can be changed. At the
 EMI2.2
 device 12 and a driver's cab 19 carries reach.



   PATENT CLAIMS:
1. Crane, especially construction crane, with a platform rising from retractable and adjustable articulated struts, characterized in that the platform (1) is supported by four or more hinged strut feet (2-5), which are independent of each other for the purpose of moving the Construction cranes can also be operated on uneven ground by causing a stepping movement, in such a way that the struts of each foot can be adjusted and locked with respect to one another and with respect to the platform on which they are engaged.

Claims (1)

2. Kran nach Anspruch l, dadurch gekennzeichnet, dass die die Plattform tragenden Knickstreben (2, 3, 4, 5) gelenkig befestigte Fussteller (6) tragen. 2. Crane according to claim l, characterized in that the buckling struts (2, 3, 4, 5) supporting the platform carry articulated foot plates (6).
AT366657A 1956-06-05 1957-06-04 Crane, especially construction crane AT202736B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202736X 1956-06-05

Publications (1)

Publication Number Publication Date
AT202736B true AT202736B (en) 1959-04-10

Family

ID=5772957

Family Applications (1)

Application Number Title Priority Date Filing Date
AT366657A AT202736B (en) 1956-06-05 1957-06-04 Crane, especially construction crane

Country Status (1)

Country Link
AT (1) AT202736B (en)

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