AT291124B - Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic presses - Google Patents

Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic presses

Info

Publication number
AT291124B
AT291124B AT51269A AT51269A AT291124B AT 291124 B AT291124 B AT 291124B AT 51269 A AT51269 A AT 51269A AT 51269 A AT51269 A AT 51269A AT 291124 B AT291124 B AT 291124B
Authority
AT
Austria
Prior art keywords
sep
ram
pulling
production
hydraulic presses
Prior art date
Application number
AT51269A
Other languages
German (de)
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to AT51269A priority Critical patent/AT291124B/en
Application granted granted Critical
Publication of AT291124B publication Critical patent/AT291124B/en

Links

Landscapes

  • Piles And Underground Anchors (AREA)

Description

  

   <Desc/Clms Page number 1> 
 



   Vorrichtung zum Ziehen eines zur Herstellung von Stahlbetonpfählen mit verlorener Rammspitze dienenden Rammrohres mittels hydraulischer
Pressen 
 EMI1.1 
 

 <Desc/Clms Page number 2> 

 
 EMI2.1 




   <Desc / Clms Page number 1>
 



   Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic
Press
 EMI1.1
 

 <Desc / Clms Page number 2>

 
 EMI2.1

Claims (1)

<Desc/Clms Page number 3> B.angeordnet sind, dass ein über die gesamte Länge des Rammrohres (1) verschiebbarer Druckring (4) vorgesehen ist, dessen Innendurchmesser etwa gleich ist dem Aussendurchmesser des Rammrohres (1) und der an seiner Innenseite ebensoviele Aussparungen (9) aufweist, wie Nocken (2) in einer Reihe vorhanden sind, wobei die Aussparungen (9) etwa gleiche Abmessungen wie die Nocken (2) besitzen, dass eine Vorrichtung zum Verdrehen des Druckringes (4) gegenüber dem Rammrohr (1) vorgesehen ist, wodurch die zwischen den Aussparungen (9) des Druckringes (4) liegenden Vorsprünge (8) unter die EMI3.1 eine weitere Hubhöhe der hydraulischen Pressen möglich ist. <Desc / Clms Page number 3> B. arranged that a pressure ring (4) that can be displaced over the entire length of the ram pipe (1) is provided, the inner diameter of which is approximately the same as the outer diameter of the ram pipe (1) and which has as many recesses (9) on its inside as cams (2) are present in a row, the recesses (9) having approximately the same dimensions as the cams (2) that a device for rotating the pressure ring (4) relative to the ram pipe (1) is provided, whereby the between the recesses (9) of the pressure ring (4) lying projections (8) under the EMI3.1 a further lifting height of the hydraulic presses is possible. Druckschriften, die das Patentamt zur Abgrenzung des Anmeldungsgegenstandes vom Stand der Technik in Betracht gezogen hat : EMI3.2 <tb> <tb> DL-PS <SEP> 12 <SEP> 958 <SEP> GB-PS <SEP> 847 <SEP> 260 <tb> FR-PS <SEP> 1 <SEP> 099 <SEP> 499 <SEP> GB-PS <SEP> 851 <SEP> 556 <tb> FR-PS <SEP> 1 <SEP> 215 <SEP> 901 <SEP> OE-PS <SEP> 194 <SEP> 787 <SEP> <tb> GB-PS <SEP> 786484 <SEP> US-PS <SEP> 818 <SEP> 794 <tb> GB-PS <SEP> 792 <SEP> 591 <SEP> US-PS <SEP> 2 <SEP> 342 <SEP> 243 <tb> Publications that the patent office has considered to differentiate the subject matter of the application from the state of the art: EMI3.2 <tb> <tb> DL-PS <SEP> 12 <SEP> 958 <SEP> GB-PS <SEP> 847 <SEP> 260 <tb> FR-PS <SEP> 1 <SEP> 099 <SEP> 499 <SEP> GB-PS <SEP> 851 <SEP> 556 <tb> FR-PS <SEP> 1 <SEP> 215 <SEP> 901 <SEP> OE-PS <SEP> 194 <SEP> 787 <SEP> <tb> GB-PS <SEP> 786484 <SEP> US-PS <SEP> 818 <SEP> 794 <tb> GB-PS <SEP> 792 <SEP> 591 <SEP> US-PS <SEP> 2 <SEP> 342 <SEP> 243 <tb>
AT51269A 1969-01-17 1969-01-17 Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic presses AT291124B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT51269A AT291124B (en) 1969-01-17 1969-01-17 Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic presses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT51269A AT291124B (en) 1969-01-17 1969-01-17 Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic presses

Publications (1)

Publication Number Publication Date
AT291124B true AT291124B (en) 1971-07-12

Family

ID=3492562

Family Applications (1)

Application Number Title Priority Date Filing Date
AT51269A AT291124B (en) 1969-01-17 1969-01-17 Device for pulling a ram pipe used for the production of reinforced concrete piles with a lost ram tip by means of hydraulic presses

Country Status (1)

Country Link
AT (1) AT291124B (en)

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee