Pfizer Corporation

Meridica Limited

Donald Bruce Atherton MacMichael

Ian Joseph Smith

Simon Mark Bryant

William Robert Charles Opie

Imogen Gill

An apparatus for dispensing small quantities of particles, the apparatus comprises a hopper provided with a sieve at a bottom portion thereof, the hopper in use containing powder to be dispensed therefrom through the sieve, a support for the hopper, the support holding a portion of the hopper so that the hopper can in use be held above a container into which the dispensed powder is to be received, and at least one actuator for delivering impact energy to the hopper for causing powder to be dispensed through the sieve when the hopper receives the impact energy, wherein the at least one actuator is arranged to deliver impact energy to the hopper from different directions and/or at different locations on the hopper. There is also provided a method of dispensing small quantities of particles.

Apparatus and method for dispensing small quantities of particles

An apparatus for dispensing small quantities of particles, the apparatus comprises a hopper () provided with a sieve () at a bottom portion thereof, the hoper defining a powder-containing zone () above the sieve which in use contains powder to be dispensed therefrom trough the sieve (), a support for the hopper, the support holding a portion of the hopper so that the hopper can in use be held above a container into which the dispensed powder is to be received, at least one actuator for delivering impact energy to the hopper for causing powder to be dispensed through the sieve when the hopper receives the impact energy, and a deagglomeration device () disposed in the powder-containing zone ().

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Ickleford, United Kingdom

Donald Bruce Atherton MacMichael