Frightening apparatus

Details Frightening apparatus Frightening apparatus

2001-04-23

2008-03-18

Sawhney, Hargobind S. (Department: 2885)

Illumination

Revolving

C362S500000, C362S470000

Reexamination Certificate

active

07344264

ABSTRACT:
A first light-emitting unit (11a), a second light-emitting unit (11b), . . . are disposed near a tip vicinity of a spinner cover (1) of a propeller (2). The first light-emitting unit (11a) embraces a first bulk-shaped lens of bullet-like, and a semiconductor light-emitting element is installed in a cavity of the first bulk-shaped lens. The second light-emitting unit (11b) embraces a second bulk-shaped lens of bullet-like, and a semiconductor light-emitting element installed in a cavity of the second bulk-shaped lens. The first light-emitting unit (11a) and the second light-emitting unit (11b) are formed so as to be able to attach to and detach from the spinner cover (1) as an attachment (4) for bird strike protection.

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