Patent ID: 7038380

Claim:
A light bulb comprising a seat ( 1 ), a first enclosure ( 2 ), a second enclosure ( 3 ), a third enclosure ( 4 ) and a glass cover ( 5 ) enclosing the first, second and third enclosure ( 2 , 3 , 4 ) and hermetically connected to the seat ( 1 ), wherein the seat ( 1 ) has a first engaging point ( 11 ) and a first contact point ( 12 ) respectively formed on a bottom face of the seat ( 1 ) for corresponding to a second engaging point ( 61 ) and a second contact point ( 62 ) of a light bulb socket ( 6 ), the first enclosure ( 2 ) is securely formed on the bottom face of the seat ( 1 ) and has first, second and third wires ( 21 , 22 , 23 ) extending out from the first enclosure ( 2 ), the first wire ( 21 ) has a first end which engages with the first engaging point ( 11 ) of the seat ( 1 ) and a second end which engages with a first end of a first filament ( 31 ) received in the second enclosure ( 3 ), the second wire ( 22 ) has a first end which engages with the first contact point ( 12 ) of the seat ( 1 ) and a second end which engages with a first end of a second filament ( 41 ) received in the third enclosure ( 4 ), the third wire ( 23 ) has a first end of which engages with a side wall of the seat ( 1 ) and a second end which engages with both second ends of the first and second filaments ( 31 , 41 ).