Differential bellows pressure switch

Details Differential bellows pressure switch Differential bellows pressure switch

1984-06-04

1986-08-12

Tolin, G. P.

Electricity: circuit makers and breakers

Fluid pressure

Diaphragm

200 814, 200 815, H01H 3532

Patent

active

046058320

ABSTRACT:
A differential pressure switch with a housing having two faces opposite each other which comprises two approximately coaxial bellows arranged in the housing, so that each bellows has one of its sides securely fastened to a face of the housing, with a dividing sheet arranged between the bellows such that two separated work chambers are formed. Each work chamber is defined by one face of the housing, by a bellows and by the dividing sheet. The dividing sheet has a section projecting sideways through the bellows for switch control.

REFERENCES:
patent: 2635153 (1953-04-01), Wilson
patent: 2672889 (1954-03-01), Swanson
patent: 3094839 (1963-06-01), Kinney
patent: 3361037 (1968-01-01), Likavec
patent: 3501959 (1970-03-01), Womack

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