Dispensing apparatus

Abstract

A dispensing apparatus comprises: a housing suitable to receive in use a pressurised dispensing container capable of dispensing metered doses of a product; and a dose counter; wherein the dispensing apparatus further comprises a hydraulic system for activating the dose counter based on movement of the received pressurised dispensing container. A combination of the dispensing apparatus and a pressurised dispensing container which comprises a dispensing canister, a metering valve and a ferrule. A dose counter for counting activations of a pressurised dispensing container comprising: a hydraulic system; and a counter; the hydraulic system comprising a hydraulic cylinder with a primary piston, a secondary piston and a working fluid, wherein the secondary piston is coupled to, or otherwise operates the counter and the primary piston is engaged by, fixed to, coupled to, or otherwise moved by, a pressurised dispensing container.

Dependencies are inferred from the claim text.