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Indicating device

  • US 4,817,822 A
  • Filed: 04/24/1987
  • Issued: 04/04/1989
  • Est. Priority Date: 04/25/1986
  • Status: Expired due to Fees
First Claim
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1. An aerosol dispenser comprising:

  • (a) a housing in which an aerosol container can be located, an outlet leading from the housing and a support in the housing arranged to receive an outlet member of the aerosol container and having a passage through which the contents of the aerosol container may pass to the outlet, the outlet member being held stationary in the housing support and the body of the container moveable relative to the outlet and housing to dispense its contents in measured doses; and

    (b) a dose indicating device for indicating and number of doses dispensed from, or remaining in, the container, the said device comprising(i) a linearly movable indicator means mounted externally of the said housing and moveable relative to said housing and said container;

    (ii) a movement detecting member movable by movement of the body of the contaienr relative to the outlet member and housing and(iii) means mechanically interconnecting the movement detecting member and the indicator means and responsive to movement of the movement detecting member relative to the housing to initiate movement of the indicating means incrementally.

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