Diverse Type Or Size Patents (Class 362/12)
  • Multilamp photoflash unit with more reliable circuit arrangement
    Patent number: 4170034
    Abstract: In a compact multilamp photoflash arrangement for providing more lamps in a given volume, a reliable sequencing circuit of normally open and normally closed switches is provided by employing a series-parallel combination of the normally open switches which minimizes resistance buildup and circuit discontinuity problems.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: October 2, 1979
    Assignee: GTE Sylvania Incorporated
    Inventor: Boyd G. Brower