Patents by Inventor Robert George Grantham-Hill

Robert George Grantham-Hill 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).

  • Drum emptying station
    Patent number: 11840443
    Abstract: A pneumatic drum emptying station locates a lance over an opening in a container. A lance can be inserted into the container to remove material from the container. Pneumatic cylinders may lock a carriage supplying the lance at a desired position along an arm. The arm, rotatable relative to a base post, may be locked in a specific position with pneumatics. Supports may assist in reloading/repositioning containers relative to the base.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: December 12, 2023
    Inventors: Robert George Grantham-Hill, Nathan Phillip Atkins
  • Drum Emptying Station
    Publication number: 20230192471
    Abstract: A pneumatic drum emptying station locates a lance over an opening in a container. A lance can be inserted into the container to remove material from the container. Pneumatic cylinders may lock a carriage supplying the lance at a desired position along an arm. The arm, rotatable relative to a base post, may be locked in a specific position with pneumatics. Supports may assist in reloading/repositioning containers relative to the base.
    Type: Application
    Filed: December 17, 2021
    Publication date: June 22, 2023
    Inventors: Robert George Grantham-Hill, Nathan Phillip Atkins