(19)
(11) EP 0 404 488 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.04.1992 Bulletin 1992/16

(43) Date of publication A2:
27.12.1990 Bulletin 1990/52

(21) Application number: 90306630.6

(22) Date of filing: 18.06.1990
(51) International Patent Classification (IPC)5: H04R 9/00
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE

(30) Priority: 21.06.1989 GB 8914241

(71) Applicant: CELESTION INTERNATIONAL LIMITED
Ipswich Suffolk IP3 8JP (GB)

(72) Inventors:
  • Bank, Graham
    Ipswich, Suffolk (GB)
  • Pinfold, Harold Charles
    . (GB)

(74) Representative: Thomson, Roger Bruce et al
POLLAK MERCER & TENCH Eastcheap House Central Approach
Letchworth Hertfordshire SG6 3DS
Letchworth Hertfordshire SG6 3DS (GB)


(56) References cited: : 
   
       


    (54) Ribbon transducers


    (57) A ribbon transducer has its ribbon (10) which is held at each end made capable of lateral movement for adjustment purposes by providing a plurality of traverse cross-suspension elements (12) to which the ribbon is secured, with each of these cross-suspension elements being capable of transverse displacement, for example by rotation of mounting pillars (14a, 14b).







    Search report