Patent ID: 11945618
Assignee: MULTIVAC SEPP HAGGENMUELLER SE & CO. KG
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 10:
11. A method for sealing a sealing material by heating a fin of the sealing material wrapped around a product by a sealing machine, the sealing machine comprising, in a transport direction of the sealing material, a pair of tracking rollers that tension the sealing material and a pair of heating rollers that seal the sealing material by applying heat to the fin of the sealing material moved between the pair of heating rollers, wherein the pair of tracking rollers and the pair of heating rollers are driven independently, wherein the method comprises adjusting a tension of the sealing material by driving the pair of tracking rollers and the pair of heating rollers, wherein the sealing machine comprises, downstream of the pair of tracking rollers, a second pair of heating rollers, wherein the second pair of heating rollers can be disabled so as to not contact the fin moved between the second pair of heating rollers, and wherein the method comprises disabling, or enabling the second pair of heating rollers depending on a tension to be applied to the sealing material.