Patents Assigned to SAFFA S.p.A
  • Device for limiting the gas flow in a discharge valve for gas lighters and method
    Patent number: 4311450
    Abstract: The device for limiting the gas flow in a discharge valve for gas lighters for cigarettes of this invention comprises a portion (13) of reduced cross-section of the porous dipping element (7) which transfers by capillarity the liquefied gas from the tank to said valve. In this portion the fibers forming the porous dipping element (7) are so compressed with respect to the remainder portion of said porous dipping element (7) as to reduce the gas flow to a preset value corresponding to the maximum desired flame height.
    Type: Grant
    Filed: October 1, 1979
    Date of Patent: January 19, 1982
    Assignee: SAFFA S.p.A
    Inventor: Arturo Camos