Illumination – Sound equipment illuminator – Phonograph
Patent
1987-11-09
1988-10-18
Lazarus, Ira S.
Illumination
Sound equipment illuminator
Phonograph
369 56, 362190, 362 86, G11B 3306
Patent
active
047791705
ABSTRACT:
An illumination device (10) for a phonograph record (18) has a housing (14) and bolts (22) for attaching the housing (14) to a phonograph tone arm (12). A battery (26) in the housing (14) and a contact switch (32) on the housing are connected to activate a timing circuit (28) for supplying current from the battery (26) to a light emitting diode (30). The light emitting diode (30) is positioned to illuminate an area around point (36) that stylus (20) contacts the record for a predetermined of time after the contact switch (32) is closed.
REFERENCES:
patent: 2309060 (1943-01-01), Glaser
patent: 2949529 (1960-08-01), Ogawa
patent: 3281150 (1966-10-01), Wilkins
Beyer Duane D.
Kardel Paul
Lockwood Charles A.
Lockwood Mark
Hagarman Sue
Lazarus Ira S.
Lockwood Mark
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