(19) |
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(11) |
EP 0 165 818 A3 |
(12) |
EUROPEAN PATENT APPLICATION |
(88) |
Date of publication A3: |
|
17.12.1986 Bulletin 1986/51 |
(43) |
Date of publication A2: |
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27.12.1985 Bulletin 1985/52 |
(22) |
Date of filing: 20.06.1985 |
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(84) |
Designated Contracting States: |
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CH DE FR GB IT LI |
(30) |
Priority: |
20.06.1984 AU 559584
|
(71) |
Applicants: |
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- Taylor, Alfred Alexander
()
- North, John Paul
()
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(72) |
Inventor: |
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- Taylor, Alfred Alexander
()
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(57) A film drive unit for a packaging machine, the film drive unit has two endless belts
which are driven by a stepping motor so that the bag material is driven at a predetermined
velocity when the bag material is being sealed to form discrete bags.