Patents by Inventor Dale Barrett

Dale Barrett 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).

  • Elevator load weighing device
    Patent number: 7237656
    Abstract: An improved measuring device for measuring the load of an elevator including a car suspended by a tension member within a hoistway, a termination (36) at one end of the tension member (28), a mounting plate (42) for attaching the termination relative the hoistway, and a hitch (38) for attaching the termination to the mounting plate further including load cell (56) positioned between the hitch and the mounting plate wherein the load cell generates a signal proportional to the load of the car
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: July 3, 2007
    Assignee: Otis Elevator Company
    Inventors: Dale Barrett, Nizar Dassouki
  • Elevator load weighing device
    Publication number: 20050087404
    Abstract: An improved measuring device for measuring the load of an elevator including a car suspended by a tension member within a termination (36) at one end of the tension member (28), a mounting plate (42) for attaching the termination relative the hoistway, and a hitch (38) for attaching the termination to the mounting plate further including load cell (56) positioned between the hitch and the mounting plate wherein the load cell generates a signal proportional to the load of the car
    Type: Application
    Filed: February 28, 2002
    Publication date: April 28, 2005
    Inventors: Dale Barrett, Nizar Dassouki
  • Balustrade for a passenger conveyor
    Patent number: 5458220
    Abstract: A balustrade for a passenger conveying device is provided comprising a handrail, a plurality of balustrade panels, a base, and a clamp. The balustrade panels support the handrail. The base includes a skirt panel, apparatus for supporting the balustrade panels, and an inner decking for enclosing a portion of the support apparatus. The clamp, which includes a fastener and a biasing apparatus, attaches the inner decking to the skirt panel.
    Type: Grant
    Filed: July 1, 1994
    Date of Patent: October 17, 1995
    Assignee: Otis Elevator Company
    Inventors: Dat Nguyen, James Rivera, Dale Barrett