(19)
(11) EP 0 816 098 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
14.10.1998 Bulletin 1998/42

(43) Date of publication A2:
07.01.1998 Bulletin 1998/02

(21) Application number: 97304273.2

(22) Date of filing: 18.06.1997
(51) International Patent Classification (IPC)6B41J 2/175
(84) Designated Contracting States:
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 27.06.1996 US 671134

(71) Applicant: Hewlett-Packard Company
Palo Alto, California 94304 (US)

(72) Inventors:
  • Steinmetz, Charles R.
    Corvallis, OR 97330 (US)
  • Gonzales, Curt G.
    Corvallis, OR 97330 (US)
  • Wilson, John F.
    Corvallis, OR 97330 (US)
  • Hmelar, Susan
    Corvallis, OR 97333 (US)
  • Merrill, David O.
    Corvallis, OR 97330 (US)
  • Schmidt, Glen E.
    Corvallis, OR 97330 (US)
  • Underwood, John A.
    Vancouver, WA 98686 (US)
  • Green, Mark J.
    Corvallis, OR 97330 (US)
  • Cocklin, Thomas G.
    Ridgefield, WA 98642 (US)

(74) Representative: Colgan, Stephen James 
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA
London WC1A 2RA (GB)

   


(54) Keying system for ink supply containers


(57) The present invention is an ink container (12) for supplying ink having proper ink parameters to an ink supply station (40). The ink container (12) includes a latch feature (22, 22') indicative of an ink parameter of a plurality of ink parameters. The latch feature (22, 22') being configured for engaging a supply station (40) latch surface (46) for securely mounting ink containers (12) having proper ink parameters in supply stations (40).







Search report