(19)
(11) EP 0 225 765 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
24.05.1989 Bulletin 1989/21

(43) Date of publication A2:
16.06.1987 Bulletin 1987/25

(21) Application number: 86309215.1

(22) Date of filing: 26.11.1986
(51) International Patent Classification (IPC)4: B24B 31/10, B02B 3/04
(84) Designated Contracting States:
DE ES GB IT

(30) Priority: 30.11.1985 GB 8529533

(71) Applicant: UNICORN INDUSTRIES PLC
Birmingham B7 5JR (GB)

(72) Inventors:
  • Bursey, Edward Charles
    New Milton Hampshire, BH25 6DX (GB)
  • Tainsh, John Archibald Ramsay
    Lymington SO41 5QF Hampshire (GB)

(74) Representative: Shaw, Laurence 
5th Floor, Metropolitan House, 1 Hagley Road, Edgbaston
Birmingham B16 8TG
Birmingham B16 8TG (GB)


(56) References cited: : 
   
       


    (54) Apparatus for abrading small objects


    (57) Apparatus for use in treating the surface of small objects e.g. rice grains comprises a chamber 1 including a rotor 4 having an abrasive surface 7 and mounted eccentrically in the chamber 1 to provide a reduced radius region R1. The facing portion of the chamber wall is smooth. As small objects pass through the region they are compressed for improved surface treatment abrasion.






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