Support assembly for a roof element, shelter comprising said support assembly and method to mount said shelter

Abstract

A support assembly ( 10 ) for a roof element of a shelter of the type with central pole, the roof element including a frame ( 44 ) and canvas ( 40 ) intended to be tensioned between the frame and the support assembly, the support assembly including: a central pole ( 18 ), a rim ( 20 ) fixed to said central pole ( 18 ) to receive a central part of the canvas ( 40 ), a flange ( 22 ) fixed in an upper part of the central pole ( 18 ), said flange comprising a set of radial pulleys ( 26 ), and a tensioning ring ( 24 ) mounted slidingly and able to be locked onto said central pole ( 18 ). A shelter including the support assembly and a method to mount this shelter are disclosed.

1 . Support assembly ( 10 ) for a roof element of a shelter of the type having a central pole, the roof element comprising a frame ( 44 ) and a canvas ( 40 ) intended to be tensioned between the frame and the support assembly, said support assembly being characterized in that it comprises:
 a central pole ( 18 ),   a rim ( 20 ) mounted slidingly and which can be locked onto the central pole ( 18 ) to receive a central part of the canvas ( 40 ),   a flange ( 22 ) fixed in an upper part of said central pole ( 18 ), said flange comprising a set of radial pulleys ( 26 ), and   a tensioning ring ( 24 ) mounted slidingly and which can be locked onto said central pole ( 18 ).   
   
   
       2 . Support assembly ( 10 ) according to  claim 1 , characterized in that it also comprises a plurality of cables ( 28 ), each cable having a first end fixed to the tensioning ring ( 24 ) and being passed over one of the pulleys ( 26 ). 
   
   
       3 . Support assembly according to  claim 1 , characterized in that the flange ( 22 ) is fixed to the top of the central pole ( 18 ). 
   
   
       4 . Shelter of the type with central pole and roof element mounted on said central pole comprising:
 a support assembly ( 10 ) according to  claim 2 ,   a frame ( 44 ) around the central pole ( 18 ) of the support assembly ( 10 ), and   a tensioned canvas ( 40 ) of which a central part is fixed to the rim ( 20 ) of the support assembly ( 10 ) and a peripheral part is fixed to the frame ( 44 ),   
     a second end of each cable ( 28 ) of the support assembly ( 10 ) being fixed to the frame ( 44 ), and said tensioning ring ( 24 ) of the support assembly ( 10 ) being locked onto the central pole ( 18 ) in a position such that the cables ( 28 ) are tensioned. 
   
   
       5 . Shelter according to  claim 4 , characterized in that the frame ( 44 ) is quadrangular. 
   
   
       6 . Shelter according to  claim 4  characterized in that the cables ( 28 ) are fixed to the frame ( 44 ) at regularly spaced apart attachment points ( 52 ). 
   
   
       7 . Method to mount a shelter comprising the following steps:
 erecting a support assembly ( 10 ) according to  claim 2 , on a base ( 12 ),   arranging or assembling the frame ( 44 ) around the support assembly ( 10 ),   attaching the second end of each cable ( 28 ) of the support assembly ( 10 ) to respective attachment points ( 52 ) of the frame ( 44 ),   fixing a canvas ( 40 ), having an outer periphery and a central orifice ( 42 ) defining an inner periphery, onto the frame ( 44 ) via its outer periphery and onto the rim ( 20 ) of the support assembly ( 10 ) via its inner periphery,   pulling the tensioning ring ( 24 ) downwards to lift the frame ( 44 ),   locking the tensioning ring ( 24 ) onto the central pole ( 18 ).   
   
   
       8 . Mounting method according to  claim 7 , wherein the fixing step of the canvas ( 40 ) precedes the fixing step of the cables ( 28 ) onto the frame ( 44 ). 
   
   
       9 . Mounting method according to  claim 7 , comprising a step to lay the canvas ( 40 ) on the ground around the base ( 12 ) before the step to erect the support assembly ( 10 ). 
   
   
       10 . Method according to  claim 7 , comprising a step to move the rim ( 20 ) upwardly before the step to pull the tensioning ring ( 24 ) downwards and/or a step to pull the rim ( 20 ) downwardly after the step to pull the tensioning ring ( 24 ) downwards. 
   
   
       11 . Support assembly according to  claim 2 , characterized in that the flange ( 22 ) is fixed to the top of the central pole ( 18 ). 
   
   
       12 . Shelter of the type with central pole and roof element mounted on said central pole comprising:
 a support assembly ( 10 ) according to  claim 11 ,   a frame ( 44 ) around the central pole ( 18 ) of the support assembly ( 10 ), and   a tensioned canvas ( 40 ) of which a central part is fixed to the rim ( 20 ) of the support assembly ( 10 ) and a peripheral part is fixed to the frame ( 44 ),   
     a second end of each cable ( 28 ) of the support assembly ( 10 ) being fixed to the frame ( 44 ), and said tensioning ring ( 24 ) of the support assembly ( 10 ) being locked onto the central pole ( 18 ) in a position such that the cables ( 28 ) are tensioned. 
   
   
       13 . Shelter according to  claim 5  characterized in that the cables ( 28 ) are fixed to the frame ( 44 ) at regularly spaced apart attachment points ( 52 ). 
   
   
       14 . Method to mount a shelter comprising the following steps:
 erecting a support assembly ( 10 ) according to  claim 11 , on a base ( 12 ),   arranging or assembling the frame ( 44 ) around the support assembly ( 10 ),   attaching the second end of each cable ( 28 ) of the support assembly ( 10 ) to respective attachment points ( 52 ) of the frame ( 44 ),   fixing a canvas ( 40 ), having an outer periphery and a central orifice ( 42 ) defining an inner periphery, onto the frame ( 44 ) via its outer periphery and onto the rim ( 20 ) of the support assembly ( 10 ) via its inner periphery,   pulling the tensioning ring ( 24 ) downwards to lift the frame ( 44 ),   locking the tensioning ring ( 24 ) onto the central pole ( 18 ).   
   
   
       15 . Mounting method according to  claim 8 , comprising a step to lay the canvas ( 40 ) on the ground around the base ( 12 ) before the step to erect the support assembly ( 10 ). 
   
   
       16 . Method according to  claim 8 , comprising a step to move the rim ( 20 ) upwardly before the step to pull the tensioning ring ( 24 ) downwards and/or a step to pull the rim ( 20 ) downwardly after the step to pull the tensioning ring ( 24 ) downwards. 
   
   
       17 . Method according to  claim 9 , comprising a step to move the rim ( 20 ) upwardly before the step to pull the tensioning ring ( 24 ) downwards and/or a step to pull the rim ( 20 ) downwardly after the step to pull the tensioning ring ( 24 ) downwards.