Patents by Inventor Martin Charles Potts

Martin Charles Potts 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).

  • Chain winder for a window or door
    Patent number: 9404303
    Abstract: The present invention relates to a chain winder which has a casing, a chain housed at least partially within the casing and extension means operable to cause the chain to extend out from the casing and also to retract back into the casing. The chain winder also includes a clutch mechanism which is operable to allow the chain to be extended out from the casing, or retracted back into the casing, without operating the extension means.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: August 2, 2016
    Assignee: Assa Abloy Australia Pty Limited
    Inventors: Martin Charles Potts, Craig Robert Jeffrey
  • CHAIN WINDER FOR A WINDOW OR DOOR
    Publication number: 20140001301
    Abstract: The present invention relates to a chain winder which has a casing, a chain housed at least partially within the casing and extension means operable to cause the chain to extend out from the casing and also to retract back into the casing. The chain winder also includes a clutch mechanism which is operable to allow the chain to be extended out from the casing, or retracted back into the casing, without operating the extension means.
    Type: Application
    Filed: March 13, 2012
    Publication date: January 2, 2014
    Inventors: Martin Charles Potts, Craig Robert Jeffrey