发明申请
US20090045717A1 Lamp base 审中-公开
灯座

Lamp base
摘要:
A special purpose lamp (12) (SPL) and a socket (14) therefore, the SPL (12) having a light source (16), a base (18) connected to the light source. The base (18) has electrical connectors (20) and a negative key (22). The socket (14) includes a pocket (23) for receiving the base (18), receptors (24) for receiving the electrical connectors (20) and a positive keyway (26) for receiving the negative key (22). In a preferred embodiment, the base (18) has a portion (18a) that is substantially rectangular in cross-section and the negative key (22) is associated with a corner (18b) of the portion (18a). Lamps so constructed can fit older sockets while older lamps will not fit the sockets of the invention.
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