Spring system comprising an adjustable spring

Details Spring system comprising an adjustable spring Spring system comprising an adjustable spring

1975-11-20

1978-01-03

Ciarlante, Anthony V.

Measuring and testing

Instrument mechanism dampening

73432A, 73432R, G01D 1110

Patent

active

040659747

ABSTRACT:
A spring system has an adjustable spring force and includes at least one magnet. The magnet has a magnetic field, and at least one conductor passing direct current is disposed in the magnetic field. The magnet is formed by a number of pole pairs disposed along the path of displacement of the conductor, and each of the pole pairs encloses an air gap; the current-carrying conductor is a wire.

REFERENCES:
patent: 277069 (1883-05-01), Seeley
patent: 2350741 (1944-06-01), Ford
patent: 2353617 (1944-07-01), Lamb
patent: 2886302 (1959-05-01), Coffman et al.
patent: 3333124 (1967-07-01), Francis et al.
patent: 3348086 (1967-10-01), Monma
patent: 3387499 (1968-06-01), Bruderlein
patent: 3416535 (1968-12-01), Kalthoff et al.
patent: 3525007 (1970-08-01), Henry-Baudot
patent: 3786685 (1974-01-01), Lademann et al.
patent: 3924537 (1975-12-01), Matsui et al.
Halliday & Resnik; Physics Part II; p. 825 (1962).

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