Locking device for locking a lamp rod

Details Locking device for locking a lamp rod Locking device for locking a lamp rod

2005-02-08

2005-02-08

Cariaso, Alan (Department: 2875)

Illumination

Elongated source light unit or support

With light modifier

C362S457000, C439S242000, C439S818000

Reexamination Certificate

active

06851829

ABSTRACT:
The locking device serves for locking a lamp and a lamp rod. A wire winding box is coupled to the lamp seat. A portion of the lamp seat has a penetrating hole. The lamp seat is locked with an inserting seat. The lamp seat is protruded with a platform and a guide hole is formed on the platform. The connecting structure is formed by an embedding block and a spring. The lamp rod is exactly inserted into the end portion in the inserting seat of the lamp seat for electric conduction. A top of the lamp rod is installed with a plurality of recesses. At the time that the lamp rod is inserted, the inclined surface will push the embedding block to compress the spring so as to confined the lamp rod. Thereby, the user can assembly the lamp rod by inserting it to the lamp seat easily.

REFERENCES:
patent: 2166346 (1939-07-01), Douglas
patent: 2205244 (1940-06-01), Douglas
patent: 2259915 (1941-10-01), Weritz
patent: 2441456 (1948-05-01), Thayer
patent: 5145248 (1992-09-01), Chuan
patent: 5634820 (1997-06-01), Vakil
patent: 6062713 (2000-05-01), Renlger et al.

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