Vibrating reed frequency responsive device
First Claim
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2. A FREQUENCY RESPONSIVE DEVICE COMPRISING:
- A TACHOMETER FREQUENCY GENERATOR FOR SENSING THE SPEED OF A ROTATING SHAFT INITIATING A VARIABLE FREQUENCY SIGNAL WHICH VARIES FROM A BASE FREQUENCY AS A FUNCTION OF THE CHANGE IN SPEED OF THE SHAFT FROM A PREDETERMINED SPEED;
A FREQUENCY DISCRIMINATOR INCLUDING TWO CANTILEVER MOUNTED REED ASSEMBLIES EACH MECHANICALLY RESONANT TO FREQUENCIES EQUALLY DISPOSED ON EACH SIDE OF SAID BASE FREQUENCY AND HAVING OVER-LAPPING FREQUENCY RANGES TO WHICH THEY ARE VIBRATIONALLY RESPONSIVE;
MEANS FOR VIBRAT-
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2 Claims
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2. A FREQUENCY RESPONSIVE DEVICE COMPRISING:
- A TACHOMETER FREQUENCY GENERATOR FOR SENSING THE SPEED OF A ROTATING SHAFT INITIATING A VARIABLE FREQUENCY SIGNAL WHICH VARIES FROM A BASE FREQUENCY AS A FUNCTION OF THE CHANGE IN SPEED OF THE SHAFT FROM A PREDETERMINED SPEED;
A FREQUENCY DISCRIMINATOR INCLUDING TWO CANTILEVER MOUNTED REED ASSEMBLIES EACH MECHANICALLY RESONANT TO FREQUENCIES EQUALLY DISPOSED ON EACH SIDE OF SAID BASE FREQUENCY AND HAVING OVER-LAPPING FREQUENCY RANGES TO WHICH THEY ARE VIBRATIONALLY RESPONSIVE;
MEANS FOR VIBRAT-
- A TACHOMETER FREQUENCY GENERATOR FOR SENSING THE SPEED OF A ROTATING SHAFT INITIATING A VARIABLE FREQUENCY SIGNAL WHICH VARIES FROM A BASE FREQUENCY AS A FUNCTION OF THE CHANGE IN SPEED OF THE SHAFT FROM A PREDETERMINED SPEED;
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