Pressure generator

Details Pressure generator Pressure generator

1978-10-13

1980-02-26

Swisher, S. Clement

Measuring and testing

Instrument proving or calibrating

Volume of flow, speed of flow, volume rate of flow, or mass...

G01L 2700

Patent

active

041899369

ABSTRACT:
A variable volume pressure wave generator including a drive magnet; a low mass, drive coil for energization by an electrical analog of a pressure wave to be simulated and driven by interaction with a magnet; a low mass, high compliance drive coil suspension for supporting the coil relative to the magnet; a piston interconnected and driven with the drive coil; a pressure chamber having an opening for receiving the piston; a flexible, inelastic, diaphragm sealingly engaged with the piston and with the chamber; and passage means extending from the chamber for external connection.

REFERENCES:
patent: 2669937 (1954-02-01), Presently
patent: 3273505 (1966-09-01), Miles
patent: 3868844 (1975-03-01), Klein

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