Patents Assigned to Aluroy
  • Closing devices incorporating rolling means
    Patent number: 5682937
    Abstract: Closures such as rolling shades or blinds which include a drum for winding slats of the closure body and which are formed by two superposed shafts. Separation devices are provided adapted to prevent any friction between layers of slats wound on the shafts. These devices may include stepped pulleys associated with slat end pieces of different lengths.
    Type: Grant
    Filed: April 8, 1996
    Date of Patent: November 4, 1997
    Assignees: SIMU, Aluroy
    Inventors: Pierre Decrane, Bernard Roy