Indicator movement

Details Indicator movement Indicator movement

1999-08-27

2000-10-10

Ponomarenko, Nicholas

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

With electromagnetic field

310194, 310257, 310 71, 310254, G01R 516, H02K 304

Patent

active

061305324

ABSTRACT:
The movement has a rectangular section case for accommodating a magnet rotor so as to turnably support the magnet rotor engaged with a pointer spindle. A pair of inner core bobbins wound by an electrical wire each are slidingly engaged with the case through the rectangular opening so as to be opposed to each other. A pair of outer bobbins wound by an electrical wire each are slidingly engaged with the pair of inner core bobbins through a rectangular opening of each outer bobbin so as to be opposed to each other. Each of inner and outer bobbins may have an outer frame plate which has a pair of electrical terminals at the middle thereof. The pair of terminals may consist of upper and lower terminals. The outer frame plate may be provided with a terminal retainer for securing the pair of terminals.

REFERENCES:
patent: 2978639 (1961-04-01), Lawson
patent: 4186322 (1980-01-01), Besson
patent: 4492920 (1985-01-01), Reenstra
patent: 4831293 (1989-05-01), Krop
patent: 5578918 (1996-11-01), Baatz
patent: 5646466 (1997-07-01), Noji et al.
patent: 5686832 (1997-11-01), Ayres et al.

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