Magnetic tape cassette player with head positioning and ejection structure

A magnetic tape reproducing apparatus for reproducing a cartridge containing a magnetic tape which comprises in combination:

• a chassis having an upper deck;
• a head plate mounted on the chassis, a magnetic head and pinch rollers mounted on the head plate alongside of the path of cartridge insertion, and a guide pin mounted on the head plate;
• actuating means for actuating the head plate comprising a lower slidable frame member having a guide slot therein for receiving said guide pin of the head plate and having a flanged side wall, a cutaway recess having a sloped edge being formed in said side wall of said lower member and a guide bar connected to the chassis and slidably mounting said lower slidable frame member;
• locking means for locking said lower slidable frame member comprising a spring-biased engaging arm pivotally connected to said lower slidable frame member and having a lateral projection and a downwardly projecting tongue positioned for insertion in a locking slot formed in the upper deck of the chassis;
• and
• cartridge mounting and dismounting means comprising an upper slidable frame member and an eject spring mounted together on said guide bar, said upper slidable frame member having a flanged side wall, a recessed elongated slot being formed in said side wall of said upper member, a cartridge receiving and releasing arm extending from said upper slidable frame member, a prong extending from one end of said upper slidable frame member for contact with said lateral projection of said engaging arm, a casing for receiving therein the cartridge, said casing having an integral arm, said integral arm mounting an engaging pin which is movable with sliding movement of the frame members, said engaging pin being received both in said recessed elongated slot formed in said flanged side wall of the upper slidable frame member and in said cutaway recess formed in said flanged side wall of the lower slidable frame member for engagement with the sloped edge of said recess, and an elevating frame pivotally connected to the chassis and fixed to said casing for raising and lowering said casing.