Patent ID: 6313966
Filing Date: 2001-11-06
Classification: G11B

Abstract:
A cassette tape deck, comprising:a chassis at which a main motor and a sub motor are installed;a couple of reels installed at the chassis, the reels rotating in an identical direction by the main motor which is alternately actuated in a clockwise direction or in a counterclockwise direction;a lever provided at a first surface of the chassis, the lever moving in a first linear direction by the sub motor which is alternately actuated in the clockwise direction or in the counterclockwise direction;a head plate provided at a second surface of the chassis opposite the first surface, the head plate moving in a second linear direction perpendicular to the first linear direction by the lever;a couple of transmission gears installed at the first surface of the chassis for transmitting a torque of the main motor to the reels, each of the transmission gears being engaged with a corresponding one of the reels by the head plate;a first plate turnably installed at the first surface of the chassis, the first plate being turned by the lever;a second plate provided between the chassis and the head plate, the second plate moving in the first linear direction by the first plate;a hinge plate turnably installed at the first surface of the chassis, the hinge plate being turned by the second plate; anda detection gear rotatably installed at the hinge plate for detecting rotations of the reels, the detection gear being alternately engaged with one of the reels by the hinge plate, wherein the hinge plate moves together with the second plate by a spring, the spring moves in the first linear direction and turns simultaneously, the spring including a head portion and a pair of legs extending from the head by crossing to each other, the head portion being connected to the hinge plate and the legs being connected to the second plate.