Electromagnetic vibratory exciter

Details Electromagnetic vibratory exciter Electromagnetic vibratory exciter

1985-10-24

1988-01-12

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Reciprocating

310 15, H02K 3300

Patent

active

047193760

ABSTRACT:
An electromagnetic vibratory exciter having a non-linear elastomeric compression spring mounted in four quadrants around an electromagnet. The spring having curved armature contact surfaces of different heights on laterally opposite adjacent quadrants for providing selectable non-linear stiffening and deflection rates.

REFERENCES:
patent: 3293515 (1966-12-01), Klemm
patent: 3333219 (1967-07-01), Makino
patent: 3522460 (1970-08-01), Spurlin
patent: 3604959 (1971-09-01), Sturman
patent: 4455496 (1984-06-01), Dean et al.

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