Patents Assigned to Establissements Maurice Maillard
  • Bicycle free-wheel starwheel and free wheel provided with such a starwheel
    Patent number: 4840260
    Abstract: A bicycle free-wheel starwheel has receptacles 3, 4 for spring pawls 5 which interlock the starwheel 1, in one direction of rotation, with an outer ring 21 of a sprocket wheel within which the starwheel is rotatably mounted. The starwheel consists of at least one stamped piece, and the receptacles for the spring pawls are mounted on or stamped integrally with the starwheel.
    Type: Grant
    Filed: August 3, 1987
    Date of Patent: June 20, 1989
    Assignee: Establissements Maurice Maillard
    Inventor: Bernard Josereau
  • Multi-speed free-wheel ring for bicycles
    Patent number: 4828537
    Abstract: A multi-speed free-wheel sprocket support ring having two ball races for connecting the ring to an interior starwheel, and ratchet teeth intended to interact with spring clicks supported by the starwheel, said support ring is formed by at least one thin-walled tubular member (2,3). The ball races (7,10) and the toothing (9) are formed by deformations of the wall of the member.
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: May 9, 1989
    Assignee: Establissements Maurice Maillard
    Inventors: Marc Jourdain, Michel Marnat