Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1976-05-24
1978-02-28
Blix, Trygve M.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340 2, B63B 2152
Patent
active
040757250
ABSTRACT:
A sonobuoy casing which comprises a split enclosure for a hydrophone, hinged at its base end. Upon deployment, the enclosure falls away, releasing the hydrophone to drop to its prescribed depth. A release mechanism which pushes the hydrophone out of its casing is thus dispensed with.
REFERENCES:
patent: 1777188 (1930-09-01), Wiley
patent: 3006002 (1961-10-01), Pingree et al.
patent: 3047259 (1962-07-01), Tatnall et al.
patent: 3093808 (1963-06-01), Tatnall et al.
patent: 3561705 (1971-02-01), Daughenbaugh
Garrett Todd
Jacques Petrus
Mar John
Blix Trygve M.
Her Majesty the Queen in right of Canada as represented by the
Sotelo Jesus D.
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