Illumination – Supports – Ceiling-suspended support
Patent
1998-09-18
2000-02-08
Tso, Laura K.
Illumination
Supports
Ceiling-suspended support
362418, 362147, 362249, F21V 2100
Patent
active
060221291
ABSTRACT:
A high intensity lamp device has a lamp connected to a first connection rod, an outer threaded joint connected to the first connection rod and a tube-shaped seat, a hollow cylinder seat enclosing a first half coupler and a second half coupler, an upper end of the second connection rod inserted in the first half coupler and the second half coupler, a swivel cover having a cross-shaped center block and an inner thread, a disk inserted in the swivel cover, and a guide track inserted in the first half coupler and the second half coupler. The first half coupler has a first threaded upper portion. The second half coupler has a second threaded upper portion. The swivel cover covers the first threaded upper portion and the second threaded upper portion.
REFERENCES:
patent: 4319314 (1982-03-01), Morton
patent: 4731710 (1988-03-01), Distasio
patent: 4747025 (1988-05-01), Barton
patent: 5455754 (1995-10-01), Hoffner
patent: 5702177 (1997-12-01), Lin
patent: 5833358 (1998-11-01), Patik
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