Measuring and testing – Volume or rate of flow – Thermal type
Patent
1974-01-18
1976-01-20
Goldstein, Herbert
Measuring and testing
Volume or rate of flow
Thermal type
G01F 168
Patent
active
039330397
ABSTRACT:
A circuit for detecting flow pulses in a fluid stream includes a thermistor placed in the fluid stream for sensing changes in the flow rate, an R-C filter in circuit with the thermistor for passing pulses having a specified minimum flow rate change, and a square wave generator for producing an output signal when the filter passes a pulse.
REFERENCES:
patent: 2828479 (1958-03-01), Jackson, Jr.
patent: 3148541 (1964-09-01), Higgins
patent: 3298518 (1967-01-01), Milholland
patent: 3316902 (1967-05-01), Winchel et al.
patent: 3577984 (1971-05-01), Levy
Church George L.
Goldstein Herbert
Johnson Donald R.
Roch William C.
Sun Oil Company of Pennsylvania
LandOfFree
Pulse flow detector does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pulse flow detector, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pulse flow detector will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1690865