Illumination – Light source and modifier – Laser type
Reexamination Certificate
1999-07-09
2001-03-06
Tso, Laura K. (Department: 2875)
Illumination
Light source and modifier
Laser type
C362S249070, C362S806000
Reexamination Certificate
active
06196701
ABSTRACT:
BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to a chain shape lamp.
2. Description of Prior Art
So far, along with the development of the society, and the improvement of the people life level, lamp has been used widely. Due the different purposes and ways in using, the lamps are made in variety structures and styles. But due to the complicating structure being difficult in manufacturing and difficulties of locating the bulbs and wiring the cord in combination, a chain shape lamp has not came out in the market yet.
OBJECTS AND SUMMARY OF THE INVENTION
It is therefore a main object of the present invention to provide a chain shape lamp that has a simple structure for manufacturing, and easy locating the bulbs and wiring the cord in assembling.
For archiving the objects, the present invention provides a chain shape lamp, which consists of several chain rings stringed together, the said chain rings hold bulbs and power cord at inside, and two or more detachable connection portions built upon the circumference of the chain ring, the said chain ring also divided into two or more detachable individual chain ring units; and said chain ring unit is a hollow tube composed by two detachable shells, or one of the said chain ring units is only an indivisible hollow tube.
Said chain ring unit has a connection frame on the both ends connecting with another corresponding chain ring unit.
Said shells composing to said chain ring units have bayonet-coupling frames on each separately.
There are proper number of blocks and retainers built upon the inside of the chain ring unit, thereby locating the bulbs and wiring the cord.
For facilitating to wire the cord in or out, there is proper number of through-holes formed on the chain ring unit.
On the places of the chain ring unit around opposite the bulbs, a number of cooling holes and loopholes are drilled.
A fixed hook and a loop are attached on said chain ring unit designed for mounting, extending and making up.
For increasing the effect of spotlighting and decorating, the outside surface of the chain ring unit is even attached with amount of small crowning grains.
Some through-holes are pre-set on the outside surface of the chain ring unit for inserting transmission ornaments, thereby increasing decoration effect.
Due to adopting above-mentioned structures, the present invention can string up a desired number of chain rings together. The feature of the present invention is to provide a simple structure and easy process of assembling, and convenience for locating the bulbs and wiring the cord, and meeting the necessary of large-scale production.
REFERENCES:
patent: 2935599 (1960-05-01), Price, Jr.
patent: 4956757 (1990-09-01), Wang
patent: 4969071 (1990-11-01), Van Elk
patent: 5245519 (1993-09-01), Openiano
patent: 5422801 (1995-06-01), Sangalli et al.
patent: 6070991 (2000-06-01), Rumpel
Rosenberg , Klein & Lee
Tso Laura K.
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