Patents by Inventor Gijsbert W. Irik

Gijsbert W. Irik 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).

  • Multiphase switchgear for high voltages
    Patent number: 4527220
    Abstract: Multiphase switchgear for high voltages consisting in a number of components such as switches, transformers for measurement and protection, busbars and cable connecting means, said components being interconnected by coupling elements and said components and coupling elements being provided with connecting contacts, the spatial dispositions are standardized.
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: July 2, 1985
    Assignee: Coq B.V.
    Inventors: Rintje Boersma, Marius F. F. van Wijnandsbergen, Gijsbert W. Irik, Pieter Marien
  • Polyphase isolator switches
    Patent number: 4184058
    Abstract: A polyphase, e.g. three phase, isolator switch, of which the movable contact members of all phases extend through a common bushing insulator mounted in a partition between two compartments for rotation about an axis normal to said partition and are simultaneously moved to make and break the circuit by rotation of said insulator.
    Type: Grant
    Filed: July 12, 1977
    Date of Patent: January 15, 1980
    Assignee: Coq B.V.
    Inventors: Gijsbert W. Irik, Pieter Marien, Marius F. Fierst van Wijnandsbergen
  • Busbar system of electric high-voltage switchgear
    Patent number: 4163118
    Abstract: In electric switchgear for high voltages a busbar system, of which each busbar consists of two identical rod-shaped conductors which are fastened by bolts to supporting insulators in specularly symmetric fashion.
    Type: Grant
    Filed: March 21, 1978
    Date of Patent: July 31, 1979
    Assignee: Coq B.V.
    Inventors: Pieter Marien, Rintje Boersma, Gijsbert W. Irik