(19)
(11) EP 0 419 084 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.08.1991 Bulletin 1991/32

(43) Date of publication A2:
27.03.1991 Bulletin 1991/13

(21) Application number: 90309646.9

(22) Date of filing: 04.09.1990
(51) International Patent Classification (IPC)5: H01J 61/36, H01J 61/34
(84) Designated Contracting States:
BE DE FR GB NL

(30) Priority: 22.09.1989 HU 497289

(71) Applicant: TUNGSRAM Részvénytársaság
H-1340 Budapest IV (HU)

(72) Inventors:
  • Horvath, Gyozone
    H-1138 Budapest (HU)
  • Losonczi, Zoltan
    H-1133 Budapest (HU)
  • Szabo, Gyorgy
    H-1046 Budapest (HU)

(74) Representative: Gold, Tibor Z. et al
Stephenson Harwood One, St. Paul's Churchyard
London EC4M 8SH
London EC4M 8SH (GB)


(56) References cited: : 
   
       


    (54) Lamp with a reflector envelope


    (57) In a lamp with a reflector envelope ensuring modified light output, comprising a conical reflecting body (2), an insert light source (4) arranged within the conical reflecting body (2) and a light transmitting front element (3) fixed to the conical reflecting body (2), there is between the conical reflecting body (2) and the front element (3) a clearance (10) determined by the dimensions and the inner spring force of a mechanical fixing body (5) connecting the conical reflecting body (2) and the front element (3), wherein at least a part of the clearance (10) is occupied by a deformable sealing material (6) or adhesive.







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