Patent Number: 8,869,832

Title: Variable resistance device

Abstract: A variable resistance device, suitable for pressure reduction in fluid control systems, comprising a housing with a pair of perforated tubes motivated to slide against each other in order to vary the amount of flow area exposed in such perforations, and wherein a cam and lever system causes sliding motion of one of the tubes.

Inventors: Baumann; Hans D (W. Palm Beach, FL)


International Classification: F16K 47/08 (20060101); F16K 47/00 (20060101); F16L 55/02 (20060101); G05D 7/01 (20060101)

Expiration Date: 2018-10-28 0:00:00