发明授权
US5612836A Apparatus for guiding a tape in a video cassette tape recorder 失效
用于在盒式录像机中引导磁带的装置

Apparatus for guiding a tape in a video cassette tape recorder
摘要:
An improved apparatus for guiding a tape in a video cassette tape recorder capable of advantageously protecting a tape from being caught at a guide pole of a take-up arm during an ejection operation of a cassette, which includes a pinch gear rotatably mounted on a predetermined portion of a stationary base plate and driven by a force transferred from a motor mounted on a predetermined portion of the stationary base plate; an intermediate gear intermeshed with the pinch gear and mounted on a predetermined portion of the stationary base plate and driven by a force transferred from the pinch gear; a cam gear mounted on a predetermined portion of the stationary base plate and intermeshed with the intermediate gear and having a cam groove formed on the upper surface thereof and driven by a force transferred from the intermediate gear; a three-branched loading intermediate member, in which a center portion is pivoted at a predetermined portion of the stationary base plate, having a first branch end having an downwardly extended pin slidably fitted into and travelling along the cam groove for receiving a predetermined force from the cam gear, an inwardly curved second branch end and a third branch end having a geared portion; and a take-up arm in which one end thereof is provided with a guide pole and the other end thereof is provided with a semicircular activating bracket and pivoted at a predetermined portion of the stationary base plate.
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