The utility model relates to a multifunctional light bulb, which consists of a light tube, a shell, a threaded contact, a conductive post and a control structure. The lamp tube is in a spiral twisted pair shape and fixed with the lower end of the shell; The threaded contact piece is fixed on the shell with holes on both sides; The top end of the shell is provided with a contact; The control structure comprises a control button arranged at the top end of the shell and the right side of the contact, and a connecting rod assembly arranged in the shell; The left half of the conductive column is cylindrical, the right half is frustum-shaped, the middle part is provided with a clamping groove, the frustum end is fixed with the connecting rod assembly, and the cylindrical end extends out of the hole on the threaded contact piece; The threaded contact and the conductive post are made of conductive materials and are electrically connected with one end of the lamp tube, and the other end of the lamp tube is electrically connected with the contact. The utility model improves the structure of the existing light bulb, so that it can be switched between the hanging mouth and the screw mouth, and is suitable for two different lamp holders.
Applicant: Chen
Address: 080 1 class, School of Electromechanical and Automation, Wuchang Branch, Huazhong University of Science and Technology, Wuhan, Hubei Province.
Inventor: Chen
Main classification number: F21v23/06 (2006,438+0) i.
Classification number: F21v23/06 (2006,438+0) i.
legal status
20 13-05-22 termination of patent right for unpaid annual fee IPC (main classification): F2 1V 23/06 application date: 2010401authorization announcement date: 201authorization announcement date.
2011-12-14 authorization