Device for shaping a netting and a building element comprising such shaped netting

Abstract

A device comprises at least two shaping cylinders each comprising a multitude of protrusions radially extending outward from the cylinder. The device further comprises a first drive unit for driving unit for driving at least one of the first shaping cylinder and the second shaping cylinder, a device frame arranged to support the first shaping cylinder and the second shaping cylinder in a rotating fashion such that the multitude of first protrusions is arranged to engage with the multitude second of protrusions and a biasing module arranged to apply a biasing force to at least one of the shaping cylinders. In this device, the biasing module, the first protrusions and the second protrusions are arranged such that when netting is provided between the shaping cylinders, the netting is force fitted between the shaping cylinders at substantially each rotational position of the shaping cylinders.

1 . A device for shaping a netting, the device comprising:
 a first shaping cylinder comprising a multitude of first protrusions radially extending from an outer wall of the cylinder and annularly equidistantly distributed over the outer wall;   a second shaping cylinder comprising a multitude second of protrusions radially extending from an outer wall of the cylinder and annularly equidistantly distributed over the outer wall;   a first drive unit for driving unit for driving at least one of the first shaping cylinder and the second shaping cylinder;   a device frame arranged to support the first shaping cylinder and the second shaping cylinder in a rotating fashion such that first centreline of the first shaping cylinder is substantially parallel to the second shaping cylinder and such that the multitude of first protrusions is arranged to engage with the multitude second of protrusions;   a biasing module arranged to apply a biasing force to at least one of the first shaping cylinder and the second shaping cylinder such that the first shaping cylinder and the second shaping cylinder are biased towards one another;   wherein the biasing module, the first protrusions and the second protrusions are arranged such that when netting is provided between the first shaping cylinder and the second shaping cylinder, the netting is force fitted between the first shaping cylinder and the second shaping cylinder at substantially each rotational position of the first shaping cylinder and the second shaping cylinder.   
     
     
         2 . The device according to  claim 1 , wherein the protrusions have an elongate shape. 
     
     
         3 . The device according to  claim 2 , wherein the first protrusions are provided substantially parallel to a first centreline of the first shaping cylinder and the second protrusions are provided substantially parallel to a second centreline of the second shaping cylinder. 
     
     
         4 . (canceled) 
     
     
         5 . A device according to  claim 1 , wherein the protrusions have a trapezoid shape, wherein the longer parallel sides are provided at the outer wall of the first shaping cylinder and the outer wall of the second shaping cylinder and the shorter parallel side is provided at a distance from at the outer wall of the first shaping cylinder and the outer wall of the second shaping cylinder. 
     
     
         6 . A device according to  claim 1 , wherein the centreline of the first shaping cylinder is substantially horizontally placed and the second shaping cylinder is provided above the first shaping cylinder. 
     
     
         7 . (canceled) 
     
     
         8 . (canceled) 
     
     
         9 . The device according to  claim 1 , wherein the biasing force provided by the biasing module is adjustable. 
     
     
         10 . The device according to  claim 9 , wherein the biasing module comprises at least one of a hydraulic cylinder, a pneumatic cylinder and a resilient biasing element. 
     
     
         11 . The device according to  claim 1 , wherein the first drive unit is arranged to drive the first shaping cylinder, the device further comprising a second drive unit arranged to drive the second shaping cylinder. 
     
     
         12 . The device according to  claim 11 , wherein the first drive unit comprises a first electromotor and the second drive unit comprises
 a second electromotor, the device further comprising an electronic power supply unit arranged to:   provide a first electrical power supply signal to the first electromotor   provide a second electrical power supply signal to the second electromotor; and   synchronise a first waveform of the first electrical power supply signal and a second waveform of the second electrical power supply signal.   
     
     
         13 . (canceled) 
     
     
         14 . The device according to  claim 1 , further comprising mechanical coupling means for coupling the first drive unit, the first shaping cylinder and the second shaping cylinder such that the first driving unit drives the first shaping cylinder and the second shaping cylinder at substantially the same annular speed, in opposite directions. 
     
     
         15 . (canceled) 
     
     
         16 . A building element comprising a polymer foam material body and a reinforcement netting affixed to a first side of the body, the reinforcement netting being shaped in a first multitude of netting shapes having a first netting level and a second multitude of netting shapes having a second netting level, wherein:
 the first side of the body is shaped in a first multitude of body shapes having a first body level and a second multitude of body shapes having a second body level;   the netting is affixed to the body by at least part of the first multitude of netting shapes being affixed to at least part of the first multitude of body shapes at the first side of the body; and   at least part of the netting protrudes from the building element at the first side of the building element.   
     
     
         17 . The building element according to  claim 16 , wherein a first difference between the first body level and the second body level is different from a second difference between the first netting level and the second netting level, such that a space is provided between the first side of the body and the netting at locations of one of the first body level and the second body level. 
     
     
         18 . The building element according to  claim 17 ,
 wherein the first difference is less than the second difference, such that the space is provided between the first side of the body and the netting at locations of the second body level.   
     
     
         19 . The building element according to  claim 16 , wherein the netting is affixed to the body by a part of the netting being embedded in the body at the first side of the body and part of the netting protruding from the body. 
     
     
         20 . The building element according to  claim 16 , wherein the netting is affixed to the body by means of a binding agent. 
     
     
         21 . (canceled) 
     
     
         22 . The building element according to  claim 16 , wherein at least one of the body shapes and the netting are shaped in a single dimension. 
     
     
         23 . (canceled) 
     
     
         24 . The building element according to  claim 16 , wherein at least one of the body shapes and the netting have a trapezoid shape. 
     
     
         25 . (canceled) 
     
     
         26 . (canceled) 
     
     
         27 . (canceled) 
     
     
         28 . The building element according to  claim 16 , wherein the netting comprises a first set of parallel wires and a second set of parallel wires. 
     
     
         29 . The building element according to  claim 28 , wherein the wires of the first set are perpendicular to the second set. 
     
     
         30 . The building element according to  claim 28 , wherein the netting shapes are shaped in a single dimension and the shapes are provided by only shaping the first set of parallel wires. 
     
     
         31 . (canceled)