Lens closure for sports light fixture

Details Lens closure for sports light fixture Lens closure for sports light fixture

1977-05-09

1978-10-10

Nelson, Peter A.

Illumination

Photographic lighting

Including specific light modifier

362255, 362294, 428522, G03B 1502

Patent

active

041200233

ABSTRACT:
A permanent type closure for securing a thin film lens on a light fixture which is entered from the rear for replacement purposes including a preferably metallic band and gasket.

REFERENCES:
patent: 2774702 (1956-12-01), Smith
patent: 2983811 (1961-05-01), O'Brian
patent: 3222204 (1965-12-01), Weber et al.
patent: 3351409 (1967-11-01), McGuire
patent: 3429732 (1969-02-01), Baitinger, Jr.
patent: 3737226 (1973-06-01), Shank
patent: 3930103 (1975-12-01), Chimura et al.

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