Patent ID: 7242548
Filing Date: 2007-07-10
Classification: G11B

Abstract:
1. A data recording/reproducing apparatus comprising: a main chassis in which a head drum is mounted; a cassette holder to support a tape cassette, the cassette holder mounted to be slidable on the main chassis; a pivoting lever pivotably mounted on the sidewall units and operated in association with the cassette holder; and a sensing switch to provide information of insertion and ejection of the tape cassette, the sensing switch connected or separated according to a position where the pivoting lever is pivoted; a position determination unit to maintain a position and a space between the pivoting lever and the sensing switch, wherein the position determination unit comprises: a main substrate to support the sensing switch, the main substrate mounted on the lower part of the main chassis and provided with a plurality of position determination holes; a plurality of position determination projections projected toward the lower end of the main chassis and inserted in the position determination holes, respectively; and a height control protection to control a depth that the position determination projection is inserted in the position determination hole and determining a space between the sensing switch and the pivoting lever, the height control projection extended from the main chassis to be in contact with the upper side of the main substrate.