Protective housing for water pressure switch

Details Protective housing for water pressure switch Protective housing for water pressure switch

1997-03-14

1998-10-27

Walczak, David J.

Electricity: circuit makers and breakers

Electric switch details

Cases and bases

200293, 220 32, 220 38, H01H 904

Patent

active

058267077

ABSTRACT:
A protective housing for control switches such as pressure regulating switches for water pumps has been provided in which a cylindrical metal body member is closed by metal end plates in tightly fitted relationship to the body member to contain a switch. The switch also has a water connection passing through one of the plates which is formed by tight metal to metal contact, all for the purpose of obstructing access to the switch by insects such as fire ants.

REFERENCES:
patent: 2631250 (1953-03-01), Parker
patent: 2632083 (1953-03-01), Shaffer
patent: 3105233 (1963-09-01), D'Amore et al.
patent: 4158757 (1979-06-01), Reichert et al.

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