Lamp with a base at one end

Lamp with a base at one end

Various embodiments provide an electric high-pressure lamp with a base at one end, with a wattage of at most 100 W and with a discharge vessel which is sealed in a vacuum-tight manner, said discharge vessel being surrounded by an inner bulb and furthermore by an outer bulb, a base with electrical te...

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Hauptverfasser: HAUSCHILD RALPH, FIDLER UWE, ARNDT JOACHIM
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
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creator HAUSCHILD RALPH
FIDLER UWE
ARNDT JOACHIM
description Various embodiments provide an electric high-pressure lamp with a base at one end, with a wattage of at most 100 W and with a discharge vessel which is sealed in a vacuum-tight manner, said discharge vessel being surrounded by an inner bulb and furthermore by an outer bulb, a base with electrical terminals supporting the outer bulb on one side and the inner bulb on the other side, wherein an effective axial length of the inner bulb is defined as the length of said inner bulb without the ends, with the following geometrical relations with respect to the length being maintained: the volume VH of a hollow cylinder extending between the inner bulb and the outer bulb is given by 8 cm3 VH 15 cm3; the impact quality IG, defined as the product of the clear width between the inner bulb and the outer bulb and the square of the wall thickness of the outer bulb, in each case calculated in mm, is at least 8 mm3, with the result that the following applies: 8 IG.
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
title Lamp with a base at one end
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