Patents Represented by Attorney McDonnell Boehen Hulbert & Berghoff LLP

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  • Sheet feeder and image forming apparatus with side surface air mechanism
    Patent number: 7891654
    Abstract: A sheet feeding unit includes a side warm-air mechanism that blows air toward a side surface of a sheet stack S from a warm-air outlet. The sheet feeding unit controls the lift mechanism so as to perform a sheet separating operation every time a predetermined number of sheets P are fed during a continuous sheet feeding operation.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: February 22, 2011
    Assignee: Kyocera Mita Corporation
    Inventor: Sachio Izumichi
  • Method and apparatus for parallel engine generators
    Patent number: 7816813
    Abstract: A method and apparatus for paralleling engine generators. One or more closed transition transfer switches (CTTSes) are coupled to two or more engine generators. A system controller is programmed to operate the one or more CTTSes so that each of the generators provides an emergency power and so that the generators may simultaneously supply emergency power to the power bus.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: October 19, 2010
    Assignee: ASCO Power Technologies, L.P.
    Inventors: Boris M. Yagudayev, Jack Petro, Brian J. Escott, Kenneth D. Begauer