Combustion – Burner cap – cover or extinguisher – Movably or removably mounted cover for flame holder
Reexamination Certificate
2005-09-27
2005-09-27
Basichas, Alfred (Department: 3749)
Combustion
Burner cap, cover or extinguisher
Movably or removably mounted cover for flame holder
C431S153000, C431S274000, C431S276000, C431S277000
Reexamination Certificate
active
06948927
ABSTRACT:
A childproof safety disposable lighter includes a casing, a supporting frame detachably mounted on the casing, an ignition unit which is supported by the supporting frame and includes a striker wheel mounted between two driving wheels, and a pair of safety shells, which are coaxially positioned with the striker wheel and facing two outer sides of the two driving wheels respectively, being integrally, upwardly, and rearwardly extended from two supporting walls of the supporting frame respectively, wherein each of the safety shells is in circular shape having an outer smooth surface and a radius slightly larger than that of the driving wheels so that the two safety shells encircle the outer sides of the two driving wheels respectively to form two physical barriers of the driving wheels.
REFERENCES:
patent: 3895904 (1975-07-01), Kimball
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