Patents by Inventor Trevor Coatsworth

Trevor Coatsworth has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4949766
    Abstract: A machine for introducing a quantity of powder into a plurality of containers. The machine includes a powder transporting member, which has a plurality of downwardly open chambers, and a container transporting member located below the powder transporting member. The powder transporting member and the container transporting member are continuously rotated in unison about a substantially vertical axis. The machine includes a reservoir for powder with which the chambers communicate during part of the rotation of the powder transporting member. A vacuum is applied to the chambers to cause powder to be drawn therein. Powder from each chamber is discharged into a container carried by the container transporting member.
    Type: Grant
    Filed: October 6, 1988
    Date of Patent: August 21, 1990
    Assignee: Glaxo Group Limited
    Inventor: Trevor Coatsworth