A disk clamping device in a magnetic disk drive includes a clamper which presses an uppermost one of a plurality of magnetic recording disks and a clamping force transmission member which presses the clamper against the uppermost magnetic recording disk. A material having a small Young's modulus,...http://www.google.com/patents/US5847900?utm_source=gb-gplus-sharePatent US5847900 - Disk clamping device for magnetic disk drive
