Disk clamp with annular spring section

Details Disk clamp with annular spring section Disk clamp with annular spring section

1992-09-08

1993-12-28

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

G11B 1702

Patent

active

052745171

ABSTRACT:
A disc clamp for use within a disc drive to secure a plurality of information storage discs to a spindle hub on a disc drive spindle motor assembly. The disc clamp is secured to the spindle hub by a plurality of hub screws. The disc clamp is fabricated from a single piece of aluminum and includes a substantially flat inner ring section, an outer ring section having a rounded engaging surface and a spring section that couples the inner ring section to the outer ring section. The spring section is thinner than both the inner and outer ring sections. The inner ring section has a plurality of screwholes therein for receiving the hub screws.

REFERENCES:
patent: 3670113 (1972-06-01), Bragas
patent: 3938192 (1976-02-01), Caletti
patent: 4065799 (1977-12-01), Kaczeus
patent: 4561035 (1985-12-01), McDorman et al.
patent: 4639802 (1987-01-01), Neubauer et al.
patent: 4896231 (1990-01-01), Hoppe
IBM Tech. Discl. Bull., vol. 13, No. 1, Jun. 1970, p. 133, "Magnetic Disk Pack Assembly" by S. Ghose.

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