Lamp assembly

A lamp assembly including a mid-angle trapezoidal open frame having four corners pivotably connected to an upper arm, an upper wiring tube, a lower arm, and a lower wiring tube, a triple-terminal connecting frame pivotably connected to the upper arm and the upper wiring tube to hold a lamp shade, sw...

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Bibliographic Details
Main Author YANG; ROGER
Format Patent
LanguageEnglish
Published 16.08.1994
Edition5
Subjects
BLASTING
ENGINEERING ELEMENTS AND UNITS
FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
STANDS OR SUPPORTS
STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:A lamp assembly including a mid-angle trapezoidal open frame having four corners pivotably connected to an upper arm, an upper wiring tube, a lower arm, and a lower wiring tube, a triple-terminal connecting frame pivotably connected to the upper arm and the upper wiring tube to hold a lamp shade, swivel device revolvably fastened to an axle holder on a lamp stand to hold the lower arm and the lower wiring tube, a first retaining spring assembly to adjustably hold the lower arm and the lower wiring tube in a desired angle, and a second retaining spring assembly to adjustably hold the upper arm and the upper wiring tube in a desired angle.
Bibliography:Application Number: US19930061585