G - Physics – 11 – B
Patent
G - Physics
11
B
242/30.7
G11B 15/00 (2006.01) B65H 23/00 (2006.01) G11B 15/67 (2006.01)
Patent
CA 1137951
ABSTRACT OF THE DISCLOSURE A method and apparatus for taking up a tape on a take- up reel mounted on a spindle from a supply reel mounted on a spindle by driving spindles and disposing the supply reel, the take-up reel and a tape transport passage therebetween in gas- tightly sealed enclosure, evacuating the gases in enclosure by means of a vacuum pump to a reduced pressure, and taking up the tape on the take-up reel at high velocity in the thin atmosphere the apparatus comprising a depressurized chamber with a tape inlet port formed through one wall thereof, a gas evacuating means for evacuating the chamber and a drive shaft for rotating the spindle, whereby the tape which has been guided through the tape inlet port into the depressurized chamber is taken up on the take-up reel while the pressure in said depressurized chamber is reduced.
347261
Ichiyanagi Takashi
Imanishi Kiyokazu
Kawa Hidetoshi
Yamamoto Katsuyuki
Gowling Lafleur Henderson Llp
Matsushita Electric Industrial Co. Ltd.
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