Patents by Inventor Pavel N. Lichman

Pavel N. Lichman 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).

  • Circuit breaker movement structure with snap-on draw bracket assembly
    Patent number: 6244891
    Abstract: A circuit breaker movement structure 10 is provided for use with a circuit breaker 12 to move the circuit breaker 12 to be connected with or be disconnected from a circuit breaker connecting apparatus 14. The circuit breaker connection apparatus 10 has slot structure 78 in a rear surface. The movement structure 10 comprises bracket assembly constructed and arranged to engage with a circuit breaker to move the circuit breaker with respect to the connecting apparatus. The bracket assembly has a pair of draw brackets 68 and 70 disposed in spaced relation. Each draw bracket includes hook structure 74 constructed and arranged to engage with associated slot structure 78 of the connecting apparatus, and a detent 80 constructed and arranged to engage a surface 82 of the connecting apparatus 14 in an interference fit when the hook structure 74 is engaged in the slot structure 78.
    Type: Grant
    Filed: November 5, 1999
    Date of Patent: June 12, 2001
    Assignee: Siemens Energy & Automation, Inc.
    Inventors: W. Dale Robbins, Pavel N. Lichman