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US 4,290,094 AGranted
Underwater or weatherproof light
OwnerHenning Jenseninventor
Life of this patent
Estimating the term…
Abstract
An underwater light which is fitted to the walls of swimming pools or tanks and is immersed in water. The electrical wires are connected to respective contact pins on the rear of the light and are individually sealed with a polyurethane varnish or silicon rubber over which are shrunk head-shrinkable rubber or plastic sleeves. The light may be recessed in the walls of the pools or tanks or may be fitted to suitable mounting blocks.
Claims9
A light adapted for immersion in water and connectable to an electrical supply means by a conduit, said light including:
- a non-sealing lamp mounting means;
- a sealed beam electric lamp having at least a pair of filament contact posts on the rear thereof;
- means retaining the lamp in the mounting means whereby the exterior of the lamp may be exposed to direct contract with water;
- a waterproof insulated conductor wire electrically connected to each of the filament contact posts and extending through the conduit;
- a small mass of waterproof material completely enclosing and seaing each filament contact post and respective electrical connection between the filament contact post and its respective conductor wire;
- and
- a heat-shrinkable sleeve shrunk over said small mass of waterproof material which encloses and seals the connections between said filament contact posts and conductor wires.
4 more elements
Dependencies are inferred from the claim text.