Back to results
US 6,851,252 B2Granted
Film feeding device and an automatic wrapping device
AssigneePesmel Oy
InventorsHannu Mäki-Rahkola, Jari Mäki-Rahkola, Tapio Tuomiranta
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
AssigneePesmel Oy
InventorsHannu Mäki-Rahkola, Jari Mäki-Rahkola, Tapio Tuomiranta
Estimating the term…
A wrapping device provides at least a circular track structure which forms a closed track, and a film feeding device which is arranged to circulate along the track and to feed a film around a piece to be wrapped. The film feeding device includes a frame structure with a rotatable film roll and a feeding mechanism through which the film is arranged to be fed at a desired film tension. The frame structure can be disconnected from and reconnected to the film feeding device for the change of the film roll, and for the change of the film roll, the wrapping device also includes an automatic change system for the change of the frame structure. The frame structure is an integrated unit which can be independently disconnected from and reconnected to the film feeding device. The carriage device of the wrapping device is intended to carry along the film feeding device, and it includes several carriages placed one after the other and coupled to each other, wherein at least one the frame structure is placed or can be placed in one or more carriages.
A wrapping device comprising at least a circular track structure which forms a closed track, and a film feeding device which is arranged to, circulate along said track and to feed a film around a piece to be wrapped, wherein the film feeding device comprises a frame structure which is provided with at least:
A film feeding device for a wrapping device, comprising a frame structure which is provided with at least:
A carriage device for a wrapping device, which is arranged to travel along a track structure belonging to the wrapping device and intended to carry along a film feeding device which comprises a frame structure which is provided with at least:
A carriage device for a wrapping device, which is arranged to travel along a track structure belonging to the wrapping device and intended to carry along a film feeding device which comprises a frame structure which is provided with at least:
Dependencies are inferred from the claim text.