(19)
(11) EP 1 234 159 A1

(12)

(43) Date of publication:
28.08.2002 Bulletin 2002/35

(21) Application number: 00977736.8

(22) Date of filing: 24.11.2000
(51) International Patent Classification (IPC)7G01B 11/27
(86) International application number:
PCT/GB0004/496
(87) International publication number:
WO 0103/8823 (31.05.2001 Gazette 2001/22)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 26.11.1999 GB 9928124

(71) Applicant: Instro Precision Limited
Broadshire,Kent CT10 2YD (GB)

(72) Inventors:
  • MORCOM, John,Instro Precision Limited
    Broadstairs,Kent CT10 2YD (GB)
  • APPERLEY, Ralph,Instro Precision Limited
    Broadstairs,Kent CT10 2YD (GB)

(74) Representative: Ertl, Nicholas Justin et al
Elkington and Fife,Prospect House,8 Pembroke Road
Sevenoaks,Kent TN13 1XR
Sevenoaks,Kent TN13 1XR (GB)

   


(54) AN OPTICAL POSITION DETECTOR