(19)
(11) EP 2 335 537 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.11.2017 Bulletin 2017/44

(43) Date of publication A2:
22.06.2011 Bulletin 2011/25

(21) Application number: 10194434.6

(22) Date of filing: 10.12.2010
(51) International Patent Classification (IPC): 
A47K 5/12(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 16.12.2009 CA 2688734

(71) Applicant: GOTOHTI.COM INC.
Beamsville Ontario L0R 1B4 (CA)

(72) Inventors:
  • Ophardt, Heiner
    4422 Arisdorf (CH)
  • Jones, Andrew
    Smithville Ontario L0R 2A0 (CA)

(74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB 
Leopoldstraße 4
80802 München
80802 München (DE)

   


(54) Photochromic optically keyed dispenser


(57) A removable and replaceable keying component which is required for operation of a mechanism and which component includes a waveguide having a photochromic portion. A method of controlling operation of a mechanism, preferably a dispenser (10), having a removable component (12) comprising the steps of measuring electromagnetic radiation passing through a waveguide carrying at least in part on the removable component (12) and permitting operation of the mechanism only when the measured electromagnetic radiation corresponds with one or more pre-selected parameters. Preferably, the method involves directing emitted electromagnetic radiation with pre-selected input parameters selected from a plurality of input parameters.







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