Film sealing mechanism

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United States of America Patent

PATENT NO 9598194
APP PUB NO 20160347491A1
SERIAL NO

14115474

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Abstract

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To allow a tubular film having a large opening diameter to be heat-sealed with a short length heater by a function (film width reduction function) that can reduce a size of an opening portion of the tubular film uniformly with a simple structure even when the width reduction operation is performed repeatedly.

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Patent Owner(s)

Patent OwnerAddress
NIHON SAFETY CO LTDTOKYO JAPAN TOKYO METROPOLIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Onishi, Yoshikazu Tokyo, JP 7 9
Shimanuki, Akio Tokyo, JP 2 6

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