Patent ID: 8449708

Claim:
Device for thermally bonding a flexible covering ( 13 ) to a support ( 12 ), of the type comprising: an enclosure ( 2 ) for a bed of particles fluidised by a stream of gas, comprising a gas distributor ( 6 a ), a diffusion mesh ( 7 a ), a bed of particles ( 4 ) and a flexible cover cloth ( 3 ), a gas feed system ( 5 , 5 a ) feeding into the enclosure, a compression member ( 14 ) capable of pressing the support against the fluidised bed, characterised in that the enclosure comprises an internal zone, called a heating box ( 10 ), which is smaller in size than the enclosure and is located substantially at the centre thereof, said heating box comprising a gas distributor ( 6 b ), a diffusion mesh ( 7 b ) and a gas feed system ( 5 b , 9 ) which are separate and isolated from those of the enclosure, said heating box ( 10 ) further comprising heating means ( 11 ) suitable for being placed in the bed of particles.