Locks – Portable – Fetters
Patent
1997-12-22
1999-05-11
Jordan, Charles T.
Locks
Portable
Fetters
70 19, 70 39, 70 53, E05B73/00
Patent
active
059015861
ABSTRACT:
A pair of U-shaped or V-shaped collar members of hardened steel are adapted to be lockingly interengaged about a propeller blade of an aircraft propeller to provide an anti-theft device for the aircraft by providing an unbalanced propeller condition in response to starting the aircraft engine. A flag of resilient material depends from the device to alert unauthorized personnel of the latter and to remind authorized personnel to remove the device before starting the aircraft engine.
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Ducker Charles R.
Jordan Charles T.
Winner Aviation Corporation
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