Patents by Inventor Christopher David FLETCHER

Christopher David FLETCHER 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).

  • Light tower
    Patent number: 9955553
    Abstract: This invention concerns a light tower (10) having a main body (12) and a mast (26) extending from the main body (12) such that the mast (26) is extendable between a retracted configuration and at least one extended configuration. A lighting unit (34) is mounted to the mast (26). Supports (44), such as legs, are arranged to support the main body in use. Sensors (56) are provided for monitoring the load distribution of the light tower (10) between the supports (44). A controller (64) is configured to alter the load distribution of the light tower (10) according to a comparison between the monitored load distribution and a predetermined acceptable load distribution range.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: April 24, 2018
    Assignee: Heimdall (UK) Limited
    Inventor: Christopher David Fletcher
  • LIGHT TOWER
    Publication number: 20160309566
    Abstract: This invention concerns a light tower (10) having a main body (12) and a mast (26) extending from the main body (12) such that the mast (26) is extendable between a retracted configuration and at least one extended configuration. A lighting unit (34) is mounted to the mast (26). Supports (44), such as legs, are arranged to support the main body in use. Sensors (56) are provided for monitoring the load distribution of the light tower (10) between the supports (44). A controller (64) is configured to alter the load distribution of the light tower (10) according to a comparison between the monitored load distribution and a predetermined acceptable load distribution range.
    Type: Application
    Filed: January 19, 2016
    Publication date: October 20, 2016
    Applicant: Heimdall (UK) Limited
    Inventor: Christopher David FLETCHER