Bow-Supported Tent Root

Abstract

In a tent roof having arched support elements ( 2, 3 ), over which a diaphragm ( 1 ) is stretched, at least three intersecting arched support elements ( 2, 3 ) are provided, whereby at least two support element ends ( 4 ) at a time are able to be fixed adjacent to one another on the foundation in an arch terminus area ( 12 ), at least three arch terminus areas ( 12 ) are provided, and traction elements ( 7 ) running approximately in an arched shape, which engage on the diaphragm ( 1 ), in particular on the diaphragm edge, are stretched toward the arch terminus areas ( 12 ).

1 . A tent roof comprising:
 at least three arched support elements ( 2 ,  3 ), and   a diaphragm ( 1 ) stretched over said support elements ( 2 ,  3 ), wherein   three of the at least three arched support elements ( 2 ,  3 ) intersect one another,   two support element ends ( 4 ) of the three support elements at a given time positioned to be fixed adjacent to one another on a foundation in an arch terminus area ( 12 ), forming three arch terminus areas ( 12 ), and   traction elements ( 7 ) running approximately in an arched shape, engage on edges of the diaphragm ( 1 ), and are stretched toward the arch terminus areas ( 12 ).   
   
   
       2 . The tent roof according to  claim 1 , wherein additional diaphragm areas ( 5 ), are formed as lateral partial areas of the roof, said additional diaphragm areas ( 5 ) being attached to the diaphragm edges, and each of said additional diaphragm areas ( 5 ) being stretched downwardly toward the foundation at at least one guying point ( 9 ,  10 ,  11 ). 
   
   
       3 . The tent roof according to  claim 1 , wherein the diaphragm ( 1 ) has a shape in the form of a surface of a laterally cut-off flat dome. 
   
   
       4 . The tent roof according to  claim 1 , wherein the diaphragm ( 1 ) is comprised of individual partial areas, and the individual partial areas have an anticlastic surface curvature in the form of a saddle surface. 
   
   
       5 . The tent roof according to  claim 1 , wherein the support elements ( 2 ,  3 ) are connected to one another non-positively at a point of intersection ( 6 ) of the support elements ( 2 ,  3 ). 
   
   
       6 . The tent roof according to  claim 1 , wherein the support element ends ( 4 ) are adapted to be fixed to the foundation by a fastening device in an arch terminus area ( 12 ). 
   
   
       7 . The tent roof according to  claim 2 , wherein the additional diaphragm areas ( 5 ) are removable. 
   
   
       8 . The tent roof according to  claim 2 , wherein the additional diaphragm areas ( 5 ) each have a traction element ( 8 ) on a lower diaphragm area, said traction elements ( 8 ) being stretched down to both of two adjoining arch terminus areas ( 12 ) and also to at least one guying point ( 9 ,  10 ,  11 ) on the foundation between the two adjoining arch terminus areas ( 12 ). 
   
   
       9 . The tent roof according to  claim 1 , wherein the roof is formed from three arched support elements ( 2 ,  3 ). 
   
   
       10 . The tent roof according to  claim 1 , wherein
 said at least three arched support elements ( 2 ,  3 ) comprise two longitudinal arches ( 3 ) and a transverse arch ( 2 ),   the two longitudinal arches ( 3 ) have equal span widths, and   the transverse arch ( 2 ) has a span width that is shorter than the span widths of the two longitudinal arches ( 3 ).   
   
   
       11 . The tent roof according to  claim 1 , wherein the arched support elements ( 2 ,  3 ) intersect one another at a single intersection point ( 6 ). 
   
   
       12 . The tent roof according to  claim 1 , wherein a material of which the arched support elements ( 2 ,  3 ) are formed is an elastic material. 
   
   
       13 . The tent roof according to  claim 1 , wherein the arched support elements ( 2 ,  3 ) each comprise multiple partial pieces, and said partial pieces have bending-resistant connection elements for connection between said partial pieces. 
   
   
       14 . The tent roof according to  claim 13 , wherein the partial pieces are formed by GRP tubes, which are connected in interiors of the tubes by an elastic cable. 
   
   
       15 . The tent roof according to  claim 13 , wherein the connection elements are attached at ends of the partial pieces, and are glued into the tubes. 
   
   
       16 . The tent roof according to  claim 15 , wherein the glued connection elements receive counterpressure through an externally attached sleeve. 
   
   
       17 . The tent roof according to  claim 13 , wherein terminals of the connection elements shaped in the form of a pin or a sleeve into which a pin is received. 
   
   
       18 . The tent roof according to  claim 17 , wherein a pin of the connection element terminal engages in a snap mechanism at a base of the pin upon connection. 
   
   
       19 . The tent roof according to  claim 18 , wherein an opening of the snap mechanism is performed by actuating an element on an exterior side of the connection element. 
   
   
       20 . The tent roof according to  claim 1 , wherein the arched support elements ( 2 ,  3 ) are guided in at least one tab of the diaphragm ( 1 ). 
   
   
       21 . The tent roof according to  claim 20 , wherein the diaphragm ( 1 ) at an end of the tab guided around the arched support elements ( 2 ,  3 ) is fastened to a traction cable at a meeting point of the tab and the two diaphragm areas pulling on the arched support element ( 2 ,  3 ). 
   
   
       22 . The tent roof according to  claim 21 , wherein the traction cable is fastened under the arched support elements ( 2 ,  3 ) to the diaphragm ( 1 ) and is stretched along the arched support element ( 2 ,  3 ) to a particular support element end ( 4 ). 
   
   
       23 . The tent roof according to  claim 1 , wherein the traction elements ( 7 ) engaging on the edges of the diaphragm ( 1 ) are comprised of a cable. 
   
   
       24 . The tent roof according to  claim 23 , wherein the traction cable is guided in a loop of the diaphragm ( 1 ). 
   
   
       25 . The tent roof according to  claim 23 , wherein the traction cable has a terminal fitting. 
   
   
       26 . The tent roof according to  claim 25 , wherein the terminal fitting of the traction cable is stretched using a stretching system toward the arch terminus area ( 12 ). 
   
   
       27 . The tent roof according to  claim 1 , wherein reinforcements by additional diaphragm areas ( 5 ) and belts are attached to the diaphragm ( 1 ) on all boundary areas which border a guying point ( 4 ,  9 ,  10 ,  11 ). 
   
   
       28 . The tent roof according to  claim 1 , wherein the support element ends ( 4 ) and the traction elements ( 7 ) are formed to be fixed on floor plates in the arch terminus area ( 12 ).