Patent ID: 7675225

Claim:
An energy saving lamp, comprising: a bulb set having a main body, a bulb and a first lid; one end of the main body is combined with the bulb, and the other end of the main body is combined with the first lid; an electric wire is connected with the bulb and conductive pieces are provided on the first lid; the electric wire of the bulb is connected with one end of the conductive pieces; an assembling base having a main seat, a circular wall, a ballast and a second lid, wherein an elastic conductive piece is installed in the main seat, a locking groove is provided opposite of said conductive piece; additionally, the circular wall comprises an inner space, and a conductive part is provided on the ballast, the ballast is installed in the inner space of the circular wall, and the conductive part of the ballast is conducted with the elastic conductive piece located in the locking groove of the main seat; in addition, the second lid comprises a conductive parts receptacle and a positioning groove, wherein the conductive parts receptacle is provided for placement of the conductive pieces, and it is located opposite the positioning groove; the second lid is combined with the circular wall and the positioning groove is combined and locked with the conductive pieces of the bulb set by being screwed in to one another, so to allow the conductive pieces and the conductive pieces to conduct.