Patent ID: 6108165
Filing Date: 2000-08-22
Classification: G11B

Abstract:
A rotary drum equipment that is used for recording/reproducing equipment of a helical scan type, comprising:a stationary drum;a rotary drum mounted coaxially with said stationary drum;a drum window in the form of a rectangular opening in the outer periphery of said rotary drum at a position adjacent said stationary drum;a magnetic head assembly installed in said drum window for recording/reproducing a signal to/from a magnetic tape, including a first head arranged in a preceding side in the rotary direction of said rotary drum and a second head arranged in a succeeding side of said drum window;wherein, the head length L is defined as the distance from the front end of said first head to the back end of said second head and the drum window width W is defined as the distance of said drum window in the rotary direction, said first head and said second head are arranged within said drum window to satisfy the relation 1.15 L.ltoreq.W.ltoreq.1.28 L.