Patents by Inventor John MacSwan

John MacSwan 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).

  • Article transferring device
    Patent number: 6595349
    Abstract: A mechanism for diverting articles from a first conveying path to a second conveying path comprises a drive chain arrangement comprising chain loops having projecting members over part of their periphery, so that as loops rotate an article is raised by the projecting members and conveyed in the direction of the second path. The projecting members comprise rollers arranged between two chains. The rollers may be arranged to roll on respective guide rails so that an article is conveyed into the second conveying path in an accelerated manner.
    Type: Grant
    Filed: August 23, 2001
    Date of Patent: July 22, 2003
    Assignee: Hazmac (Handling) Limited
    Inventor: John MacSwan
  • Article transferring device
    Publication number: 20020046921
    Abstract: A mechanism for diverting articles from a first conveying path to a second conveying path comprises a drive chain arrangement comprising chain loops having projecting members over part of their periphery, so that as loops rotate an article is raised by the projecting members and conveyed in the direction of the second path. The projecting members comprise rollers arranged between two chains. The rollers may be arranged to roll on respective guide rails so that an article is conveyed into the second conveying path in an accelerated manner.
    Type: Application
    Filed: August 23, 2001
    Publication date: April 25, 2002
    Inventor: John MacSwan