Length counter for web transport system

Dynamic magnetic information storage or retrieval – Miscellaneous

Patent

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Details

360 723, 360 743, 242 751, 242 7553, G11B 1518, G11B 1548, B65H 2308, B65H 5900

Patent

active

043354114

ABSTRACT:
Within a web transport system of the type wherein the web travels between storage reels and a tachometer having a roller is disposed toward one end of the web path, a second roller is disposed towards the other end of the web path for cooperating with the tachometer to overcome the effects caused by the web tension differential on the tachometer roller when the web moves in opposite directions.

REFERENCES:
patent: 2498476 (1950-02-01), Alfonso
patent: 3032285 (1962-05-01), Brede
patent: 3037290 (1967-02-01), Kurth
patent: 3037290 (1962-06-01), Dolby
patent: 3284084 (1966-11-01), Cooper
patent: 3515391 (1970-06-01), Nakamura et al.
patent: 3715090 (1973-02-01), Kostusiak et al.
patent: 4095732 (1978-06-01), Merritt

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