发明名称 Rotary head drum arrangement including a dummy erase head
摘要 A rotary head drum arrangement which can provide, upon reproduction, an equivalent influence of an impact error at a position of a recording track at which it is influenced by an impact error upon recording. The rotary head drum arrangement comprises a rotary drum, a video recording head pair including a pair of video recording heads, an erasing head pair including an erasing head and a dummy head, an audio recording and reproducing head pair including a pair of audio recording and reproducing heads and a video reproducing head pair including a pair of video reproducing heads. The video recording head pair, erasing head pair, audio recording and reproducing head pair and video reproducing head pair are disposed in an angularly equidistantly spaced relationship from each other on an outer periphery of the rotary drum while the heads thereof are spaced by an equal angular distance from each other.
申请公布号 US5402291(A) 申请公布日期 1995.03.28
申请号 US19910804393 申请日期 1991.12.10
申请人 SONY CORPORATION 发明人 SASAYA, TAKASHI
分类号 G11B5/53;(IPC1-7):G11B5/53 主分类号 G11B5/53
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