Projective lamp

Details Projective lamp Projective lamp

1991-06-18

1992-08-04

Ostrager, Allen M.

Illumination

Light source and modifier

With ventilating, cooling or heat insulating means

362285, 362372, 362373, 362418, F21V 2900

Patent

active

051364891

ABSTRACT:
A projection lamp capable of being easily assembled to a screw socket and is both extensively and pivotally adjustable. The lamp includes a lamp housing having a conductive threaded cap an two opposite inner guiding rails, and annular member having two opposite wings capable of being slidably positioned along the guiding rails, and a lamp body pivotally connected under the annular member and having a reflective shade and a bulb electrically connected to the threaded cap.

REFERENCES:
patent: 4258413 (1981-03-01), Mausser
patent: 4327402 (1982-04-01), Aubrey
patent: 4333132 (1982-06-01), Paley
patent: 4497016 (1985-01-01), Sachse
patent: 4503360 (1985-03-01), Bedel
patent: 4881157 (1989-11-01), Pahl
patent: 4930054 (1990-05-01), Krebs

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