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

Lanced strip and edgewise wound core

Patent 4816711 Issued on March 28, 1989. Estimated Expiration Date: Icon_subject July 30, 2007. 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

1920354

2908965

3062267

3095774

3152629

3206964

3320451

3577851

3708706

3842493

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Inventor

Assignee

Application

No. 07/079379 filed on 07/30/1987

US Classes:

310/216, Core features310/259, Core assembly310/269, Salient pole310/42With assembling, metal casting or machining feature

Examiners

Primary: Skudy, R.

Attorney, Agent or Firm

International Classes

H02K 1/16 (20060101)
H02K 15/02 (20060101)

Abstract

A lanced strip of generally thin ferromagnetic material adapted to be edgewise wound into a core for a salient pole dynamoelectric machine. A continuous yoke section of the lanced strip extends generally lengthwise thereof and includes a pair of generally opposite edges, and a set of spaced apart notches in one of the opposite edges with each notch having an arcuate edge therein, respectively. A set of spaced apart teeth are integral with the other of the opposite edges and extend generally laterally from the yoke section, and the teeth includes a set of free end sections each having another arcuate edge defining at least a part thereof and with respective ones of the first named and another arcuate edges having a common centerpoint, respectively.A core for a salient pole dynamoelectric machine is also disclosed.

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