Loading patent…
AssigneePatent-Treuhand-Gesellschaft Fur Elektrische Gluhlamphen Mbh
InventorsJoachim Arndt, Uwe Fidler, Markus Herb
Estimating the term…
An electric lamp with a holder on one side, particularly a high-pressure discharge lamp, comprising a vacuum-tight sealed inner vessel which is surrounded by a surrounding part, wherein one holder with electrical connections bears the inner vessel and the surrounding part. The lamp is characterized by the following features: a) the holder is comprised of a holder stone having a central opening and a surrounding collar in which the inner vessel is accommodated; b) the holder stone has an element for fixing the surrounding part, c) the surrounding part has a circular opening on the holder side, that has a given inner diameter ID, and has a radially outwardly protruding enlargement with a given outer diameter UB, which is used as a holding member on the holder stone, wherein the ratio UB:ID=1.25; d) the surrounding part is fixed to the holder stone by a cement-free mechanical holding mechanism.
An electric lamp with a base at one end, in particular a high-pressure discharge lamp, having an inner vessel (2, 3) which is sealed in a vacuum-tight manner, said vessel being surrounded by an enveloping part (24), a base with electrical terminals bearing the inner vessel, on the one hand, and the enveloping part, on the other hand, characterized by the combination of the following features:
Dependencies are inferred from the claim text.