Bag-sealing apparatus and method
AssigneeVestel Elektronik Sanayi Ve Ticaret A.S.
InventorsMert Kahyaoglu, Erkan Tunay
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Abstract
Bag-sealing apparatus is provided for heat-sealing a bag. The apparatus has a heater arrangement operable to apply heat to heat-seal an open end of the bag. A bag detector detects the location of the bag relative to the heater arrangement. The heater arrangement is formed of plural heater portions. The heater arrangement is operable such that only the or each heater portion that overlies the bag as detected by the bag detector is caused to operate to apply heat to the bag.
Claims19
Bag-sealing apparatus for heat-sealing a bag, the apparatus comprising:
- a plurality of heater portions configured to apply heat to heat-seal an open end of said bag which is inserted in use into the bag-sealing apparatus, wherein at least some of the heater portions can be operated to apply heat to heat-seal said open end of said bag independently of the other heater portions;
- and
- a bag detecting means constructed and arranged to detect the location of said bag relative to the heater portions when said bag is inserted in use into the bag-sealing apparatus;
- the heater portions being constructed and arranged such that only the or each heater portion that overlies said bag inserted in use into the bag-sealing apparatus as detected by the bag detecting means is caused to operate to apply heat to said bag.
A method of heat-sealing a bag using a bag-sealing apparatus having a plurality of independently operable heater portions, the method comprising:
- detecting the location of the bag relative to the heater portions when an open end of the bag is placed in the bag-sealing apparatus;
- and
- operating the heater portions
- such that only the or each heater portion that overlies the bag placed in the bag-sealing apparatus as detected by a bag detecting means is caused to operate to apply heat to the bag to heat-seal the bag.
Dependencies are inferred from the claim text.