Play method and apparatus for producing a heartbeat-like sound

Details Play method and apparatus for producing a heartbeat-like sound Play method and apparatus for producing a heartbeat-like sound

1977-05-12

1979-05-22

Kinsey, Russell R.

46117, 46175R, A63H 3326

Patent

active

041551966

ABSTRACT:
A doll or other toy animal has a permanent magnet concealed where its heart should be. A toy stethoscope includes a probe containing therein a normally open reed switch which is closed to produce a heartbeat-like sound when the probe is near the magnet.

REFERENCES:
patent: 2715296 (1955-08-01), Pettit
patent: 2791765 (1957-05-01), Kahn et al.
patent: 3024568 (1962-03-01), Barnett
patent: 3119200 (1964-01-01), Curtin et al.
patent: 3232004 (1966-02-01), Felsher
patent: 3266187 (1966-08-01), Felsher
patent: 3888233 (1975-06-01), Ware

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