Illumination – Light source and modifier – Adjustable or repositionable light source or light source...
Patent
1978-02-22
1980-06-17
Nelson, Peter A.
Illumination
Light source and modifier
Adjustable or repositionable light source or light source...
362109, 362190, 362322, 362421, 362427, A21V 3300
Patent
active
042087031
ABSTRACT:
There is disclosed a device for holding, for example, illuminating devices, which comprises a barrel having on one end a tubular split shaft housing, said housing being provided with cam means; a bottom leg having a center shaft housing engageable concentrically with the split shaft housing; and a center shaft inserted through the split shaft housing having attached to either end leg receivers for engagement with side legs.
REFERENCES:
patent: 1324605 (1919-12-01), McKinney
patent: 1863756 (1932-06-01), Lufkin
patent: 2706610 (1955-04-01), Roberts
patent: 3334849 (1967-08-01), Bronder
patent: 3341159 (1967-09-01), Franssen
patent: 3716211 (1973-02-01), Butz
patent: 4036462 (1977-07-01), Sheftel
patent: 4135691 (1979-01-01), Wiesmann
Cox Donald L.
Nelson Peter A.
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