SE7414904L

The emergency telephone call unit light signal ensures visibility over long distances. The light source is connected to a capacitative flashing unit for producing flashing light signals. On the baseplate (1) is mounted a curved lens (2) which has a cylindrical wall around the light source (3). The c...

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Bibliographic Details
Main Author NEUMANN G R H E
Format Patent
LanguageEnglish
Published 02.06.1975
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-PORTABLE LIGHTING DEVICES
SYSTEMS THEREOF
VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS
WEAPONS
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Summary:The emergency telephone call unit light signal ensures visibility over long distances. The light source is connected to a capacitative flashing unit for producing flashing light signals. On the baseplate (1) is mounted a curved lens (2) which has a cylindrical wall around the light source (3). The cylindrical enclosure contains condenser lenses (5) for directing light in given directions. A capacitative circuit (4) supplies intermittent power to the light source. The condenser lens and cylindrical lens can be positioned so that they have a common focal point. The condenser lens can be moved within the enclosure.
Bibliography:Application Number: SE19740014904