Patents Represented by Attorney Robert O. O'Brien
  • Patent number: 5290389
    Abstract: A delivery head is adapted for use in a fiber placement system for laying a plurality of tows, forming a band, onto a mandrel to form an irregular shaped object. The delivery head has cut and add sections and includes a plurality of pathways for guiding a respective plurality of tows from an inlet to an outlet of the delivery head. The cut and add section is provided in the form of a module which includes apparatus for selectively actuating any of a plurality of cutting elements and for selectively actuating any of a plurality of advancing devices for advancing respective ones of the tows toward the outlet of the delivery head.
    Type: Grant
    Filed: September 21, 1992
    Date of Patent: March 1, 1994
    Assignee: Hercules Incorporated
    Inventors: Keith G. Shupe, Boyd L. Hatch