Patent ID: 7167337
Filing Date: 2007-01-23
Classification: G11B

Abstract:
1. A magnetic recording and reproduction apparatus, comprising: a sub chassis unit on which a cassette, including a magnetic tape, a first reel, a second reel, and a reel lock member for locking the first reel and the second reel, is mountable, the sub chassis unit including a first reel stand engageable with the first reel in the state where the cassette is mounted on the sub chassis unit and a second reel stand engageable with the second reel in the state where the cassette is mounted on the sub chassis unit; a main chassis unit combined with the sub chassis unit, the main chassis unit including a rotatable head cylinder used for recording information to, and/or reproducing information from, the magnetic tape; and an idler mounted on the main chassis unit for driving the first reel stand and the second reel stand; wherein the sub chassis unit further comprises; a reel lock release member for unlocking the reel lock member of the cassette in the state where the cassette is mounted on the sub chassis unit; a light emitting device for emitting light for detecting a leading end and a trailing end of the magnetic tape in the state where the cassette is mounted on the sub chassis unit; and a section for allowing the idler to be mounted on the main chassis unit after the sub chassis unit and the main chassis unit are combined together.