PINCH ROLLER DRIVING DEVICE OF TAPE RECORDER

摘要

a combining unit having a boss part where spiral and horizontal grooves are formed, the combining unit being mounted in a gear member; a rotation supporting body having a hollow part coupled with the boss part, an interior protrusion inserted into the grooves of the boss part, and an exterior protrusion extended outside; and a guide member having a guide groove into which the exterior protrusion is inserted to slide.