Linear motion devices

Details Linear motion devices Linear motion devices

1982-06-11

1984-06-19

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Reciprocating

417417, H02K 3312

Patent

active

044554974

ABSTRACT:
Apparatus for producing linear motion comprising a coil defining an electromagnetic field across a gap; and a permanent magnet disposed within the magnetic field in the gap and arranged to be driven in motion by the magnetic field, the permanent magnet being configured such that its axis of magnetization lies along its smallest dimension.

REFERENCES:
patent: 3149255 (1964-09-01), Trench
patent: 3268747 (1966-08-01), Snowdon
patent: 3484629 (1969-12-01), Kunz
patent: 3495147 (1970-02-01), Flora
patent: 3606595 (1971-09-01), Takamizawa
patent: 3894817 (1975-07-01), Majoros et al.
patent: 4055824 (1977-10-01), Baermann
patent: 4185262 (1980-01-01), Watanabe et al.
patent: 4346318 (1982-08-01), Shtrikman
patent: 4363980 (1982-12-01), Petersen
Marger/Wagner "Elektronik Industrie" 4-1974.

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