U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Disk drive spindle motor assembly with stator having a resilient covering with a routing means, an attaching means and a connecting means to operatively connect stator to a base

Patent 5949613 Issued on September 7, 1999. Estimated Expiration Date: Icon_subject December 17, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Wire guide and adhesive retaining ring for disc drive spindle motor
Patent #: 5481144
Issued on: 01/02/1996
Inventor: Dunfield, et al.

Magnetic disk drive device having lead wire holding structure
Patent #: 5572384
Issued on: 11/05/1996
Inventor: Kumagai, et al.

Spindle motor
Patent #: 5659213
Issued on: 08/19/1997
Inventor: Imashiro, et al.

Spindle motor having overmolded stator Patent #: 5694268
Issued on: 12/02/1997
Inventor: Dunfield, et al.

Inventors

Application

No. 767709 filed on 12/17/1996

US Classes:

360/99.08, Rotational drive detail310/71Connectors, terminals or lead-ins

Examiners

Primary: Levy, Stuart S.
Assistant: Letscher, George J.

Attorney, Agent or Firm

International Classes

G11B 017/02
H02K 011/00

Abstract

A spindle motor assembly adapted for rotationally supporting a load about a base includes a rotor rotatably mounted on the base with its outer periphery capable of supporting a load, a stator and a plurality of magnets mounted on the outer periphery of the rotor. The stator includes a plurality of stator laminations with selective portions of the stator laminations forming stator cores. A plurality of magnets are mounted on the outer periphery of the rotor in an operating relationship with the stator cores. A plurality of conductors are wound on the stator cores. The stator includes a resilient covering located around the plurality of laminations and further having a routing means to route the conductors between the stator cores, an attaching means to attach the stator to the base and a connecting means. The connecting means includes a first connector block with a plurality of first conductor pads, with a first end and a second end. Ends of the conductors are connected to the first end of the conductor pads. A second connector block is mounted on the base, with the second connector block having a plurality of second conductor pads. The second end of the first conductor pads are connected to the second conductor pads of the second connector block.

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