(19)
(11) EP 0 072 782 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
25.05.1983 Bulletin 1983/21

(43) Date of publication A2:
23.02.1983 Bulletin 1983/08

(21) Application number: 82850135

(22) Date of filing: 16.06.1982
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI NL

(30) Priority: 29.06.1981 SE 8104056

(71) Applicant: Power System AB
 ()

(72) Inventor:
  • Hedström, Mats
     ()

   


(54) Method and appratus for screening off aerosol particles in display screen environments


(57) A screen (1) is provided for screening off aerosol particles in display screen environments, and includes an electrically conductive earthed frame (2) across which is stretched a fine mesh net (3) of an electrically non-conducting material and electrically conductive wires (4) in contact with the net (3) and extending between opposing portions of the frame (2), said screen neutralizing particle flows generated by electric fields between display screen and display reader.






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