| 摘要 |
A decoration lamp device has a lamp holder, an inner socket receiving the lamp holder, an outer socket union device receiving the inner socket, a bulb having a base portion and a lower post, the lamp holder having an outer housing receiving the base portion of the bulb and an inner housing receiving the lower post of the bulb, a base plug disposed on a bottom of the inner socket, and an outer casing having a neck portion and a head portion. The outer socket union device has a first half outer socket and a second half outer socket. The first half outer socket has a first semicircular positioning groove and the second half outer socket has a second semicircular positioning groove to receive the neck portion of the outer casing.
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