contact head

contact head

[′kän‚takt ‚hed]
(computer science)
A read/write head that remains in contact with the recording surface of a hard disk, rather than hovering above it.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The attachment is a rubber-faced contact head that is connected by rubber tubing to the permmeter.
Like the mold permmeter, the MQI's padded contact head leaves no mark on the mold surface.