Road cone

Details Road cone Road cone

2011-01-25

2011-01-25

Hunnings, Travis R (Department: 2612)

Communications: electrical

Traffic control indicator

Portable

C340S907000, C340S908000

Reexamination Certificate

active

07876237

ABSTRACT:
A road cone includes: a hollow truncated conical body having a top open end defining a top opening; a power supplying unit mounted detachably in the truncated conical body and accessible through the top opening; a cap mounted on the top open end of the truncated conical body and covering the top opening of the truncated conical body; and a light emitting unit mounted in the truncated conical body and connected electrically to the power supplying unit so as to be powered by the power supplying unit to generate light inside the truncated conical body.

REFERENCES:
patent: 2949531 (1960-08-01), Lemelson
patent: 4292627 (1981-09-01), Knight
patent: 5294924 (1994-03-01), Dydzyk
patent: 5453729 (1995-09-01), Chu
patent: 5577824 (1996-11-01), Wright
patent: 6499858 (2002-12-01), Hart
patent: 6556147 (2003-04-01), Fisher et al.

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