Two-Heads Hard Disk Drive

Two-heads hard disk drive is the disk drive which has two heads. One of the heads is for read and write, and the other is for read-only or write-only.   Each heads can work independently because the read-only head doesn't write. No link control of two heads needed. It is easy to manufacture two-heads hard disk drive.

Patent Pending in Japan

No. 2000-319148 No. 2000-332192