Patent ID: 7253555

Claim:
A bulb for an electrodeless lamp system comprising: a bulb unit, the bulb unit including an envelope and a supporting member for supporting the envelope, the envelope and the supporting member being a one-piece, unitary structure, the envelope defining an envelope space therein, luminous material in the envelope space being excited by an electric field to form plasma and generate light is filled, the supporting member defining a cavity space therein, the envelope having a partition separating the envelope space from the cavity space; and two or more conductors installed in the envelope space, each of the conductors having two ends, each one of the two ends of the conductors facing each other, one of the conductors passing through the envelope space and the partition into the cavity space, the one of the two ends of the one of the conductors terminating in the envelope space, the other of the two ends of the one of the conductors terminating in the cavity space.