H - Electricity – 01 – H
Patent
H - Electricity
01
H
306/75
H01H 43/28 (2006.01)
Patent
CA 1112270
ADJUSTMENT FOP" PNEUMATIC TIMER Abstract of the Disclosure An adjustment mechanism for a pneumatic timing device, that operates relay contacts with a time delay, in which a needle valve is aligned longitudinally with a bellows and the needle valve is operated by a rotatable adjustment knob that operates a rotatable visual indica- tor through a reduction gearing. A more compact arrangement of parts is obtained concurrently with improved coordination of the adjustment knob and the visual indicator.
322077
Hart John S.
Selas George J.
Allen-Bradley Company Inc.
Fetherstonhaugh & Co.
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