(19)
(11) EP 0 303 816 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.06.1989 Bulletin 1989/23

(43) Date of publication A2:
22.02.1989 Bulletin 1989/08

(21) Application number: 88110763.5

(22) Date of filing: 20.01.1984
(51) International Patent Classification (IPC)4: E03B 9/08, F16K 31/50, F16K 1/02
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 27.01.1983 GB 8302193
03.03.1983 GB 8305953
28.04.1983 GB 8311628
13.09.1983 GB 8324409
24.11.1983 GB 8331449

(62) Application number of the earlier application in accordance with Art. 76 EPC:
84300345.0 / 0115407

(71) Applicant: E.V.S. (Valves) Limited
Clevedon, Avon. BS21 7DN (GB)

(72) Inventor:
  • Evans, Gerald John
    Clevedon Avon. BS21 7DN (GB)

(74) Representative: Calderbank, Thomas Roger et al
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP
London WC2B 6HP (GB)


(56) References cited: : 
   
       


    (54) Valve spindle


    (57) A valve spindle has a valve washer 59 at a lower end which acts as a valve closure member. The spindle is in two parts connected by a spigot and recess joint 62 which prevents rotation of the washer 59 in the valve seat when the upper part of the spindle is rotated to open or close the valve. Further seals 57,58,58a may be provided on both spindle parts.







    Search report