Miniature memory bit holder having armature prongs selectively p

Details Miniature memory bit holder having armature prongs selectively p Miniature memory bit holder having armature prongs selectively p

1975-09-25

1976-12-14

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Vacuum or hermetically sealed type

335157, H01H 166, H01H 5100

Patent

active

039978605

ABSTRACT:
A miniature memory bit holder which is provided with a movable armature having two sharp prongs mounted on opposite sides of the armature in opposition to one or a pair of fixed contacts. When the armature is moved the sharp prongs are adapted to pierce the fixed contact and remain embedded therein.
An electromagnet is employed to move the armature. The armature and fixed contact may be housed in a container.

REFERENCES:
patent: 2406036 (1946-08-01), Pollard
patent: 2641670 (1953-06-01), Graves
patent: 3254327 (1966-05-01), Freimanis et al.
patent: 3735068 (1973-05-01), Yanaga et al.

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