Patent ID: 8256188

Claim:
A packaging machine for closing a container having a cover, comprising: a supply unit for supplying the container with a loosely placed cover; a rotating crimping head having a plurality of receptacles, each for receiving a respective container, and a plurality of clamping devices, each for holding a respective container in a respective receptacle, each clamping device having a crimping device, which crimps the cover onto the container in order to close the container, each clamping device comprising a housing; a plurality of sensor devices, with each sensor device mounted within said housing of each said clamping device, with each sensor device detecting a rotation of a container and/or a clamping force on said respective container in the crimping head, and with each sensor device including a transmitter for transmitting signals to a receiver; a control unit, which includes said receiver for receiving the signals transmitted by the transmitter; and a stator and an energy storage device, the energy storage device being connected to at least the transmitter, wherein it is possible to charge the energy storage device in a contactless fashion via the stator.