Damped solenoid

Details Damped solenoid Damped solenoid

1976-05-03

1977-08-23

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

With magneto-mechanical motive device

360105, H01H 5108

Patent

active

040443230

ABSTRACT:
To slow down the action of a solenoid for use in moving delicate mechanisms, or other time-delay uses, the solenoid frame is provided with a closed end, vented only by a restricted orifice, and the solenoid plunger is fitted with a pressure seal to ensure venting of trapped air only through the restricted orifice.

REFERENCES:
patent: 3656076 (1972-04-01), Prouty et al.
patent: 3805203 (1974-04-01), Deckard
patent: 3943476 (1976-03-01), Iyeta

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