Floating mandrel and method of RF welding using a floating mandrel
AssigneeDielectrics Industries
InventorStephen J. Wiater
Life of this patent
Estimating the term…
Abstract
A mandrel for use in welding an air mattress having a top layer, bottom layer and at least one baffle joining the top layer and bottom layer, the mandrel includes a central mounting block; a baffle locating pin on a top surface of the central mounting block for securing the baffle to the central mounting block; a conductive sealing surface positioned along an edge of the central mounting block; a stop block positioned on the top surface of the central mounting block adjacent the sealing surface; and a bumper mounted to the central mounting block.
Claims3
A mandrel for use in welding an inflatable item having a top layer, bottom layer and at least one baffle joining the top layer and bottom layer, the mandrel comprising:
- a central mounting block;
- a baffle locating pin on a top surface of the central mounting block for securing the baffle to the central mounting block;
- a conductive sealing surface positioned along an edge of the central mounting block;
- a stop block positioned on the top surface of the central mounting block adjacent the sealing surface;
- and
- a bumper mounted to the central mounting block.
A mandrel for use in welding an inflatable item having a top layer, bottom layer and at least one baffle joining the top layer and bottom layer, the mandrel comprising:
- a central mounting block;
- a baffle locating pin on a top surface of the central mounting block for securing the baffle to the central mounting block;
- and
- a conductive sealing surface positioned along an edge of the central mounting block.
A method of welding an inflatable item having a top layer, bottom layer and at least one baffle joining the top layer and bottom layer, the method comprising:
- placing a baffle layer about a mandrel, the mandrel including:
- a central mounting block;
- a baffle locating pin on a top surface of the central mounting block for securing the baffle to the central mounting block;
- and
- a conductive sealing surface positioned along an edge of the central mounting block;
- placing the top layer above the mandrel and the bottom layer below the mandrel.
Dependencies are inferred from the claim text.