Lamp mounting assembly
AssigneeThorn Electrical Industries Limited
InventorArthur Samuel Vause
Life of this patent
Estimating the term…
Abstract
A lighting unit has a lamp supported in position relative to a reflector by means of a support including a holder which clasps an end seal of the lamp envelope or capping box fitted to the end seal, a co-operating rib and groove in the holder and end seal or in the holder and the capping box serving to locate the lamp against axial movement. For a double-ended lamp two holders are provided on a common support.
Claims4
A lighting unit comprising a lamp having an envelope with a seal structure at one end of the envelope, a reflector, and a support mounting the lamp in a predetermined position with respect to the reflector, said support comprising a holder clasping the said seal structure, said holder and said seal structure having interlocking rib and groove means extending transverse to the axis of the lamp and locating the lamp against axial displacement and said holder and said seal structure being formed with abutment surfaces to locate the lamp against displacement in directions transverse to the axis, said reflector having integral protrusions on the reflecting surface to which the support is secured to establish the said predetermined position.
Dependencies are inferred from the claim text.