(19)
(11) EP 0 079 897 A1

(12)

(43) Date of publication:
01.06.1983 Bulletin 1983/22

(21) Application number: 82901141.0

(22) Date of filing: 27.04.1982
(51) International Patent Classification (IPC): 
B23K 35/ 28( . )
C22F 1/ 043( . )
 B23P 15/ 10( . )
C22F 3/ 00( . )
(86) International application number:
PCT/GB1982/000125
(87) International publication number:
WO 1982/003814 (11.11.1982 Gazette 1982/27)
(84) Designated Contracting States:
FR

(30) Priority: 28.04.1981 GB 19810013043
28.04.1981 FR 19810008435

(71) Applicant: AE PLC
Rugby Warwickshire CV22 7SA (GB)

(72) Inventors:
  • GROGAN, Anthony Frederick
    Rugby, Warwickshire (GB)
  • PHILBY, Jonathan David
    Rugby, Warwickshire (GB)
  • AVEZOU, Jean-Claude
    F-86360 Chasseneuil-du-Poitou (FR)
  • TRAVAILLE, Jacques
    F-86360 Chasseneuil-du-Poitou (FR)

   


(54) PISTON MANUFACTURE