Patents Assigned to Hope Plastic Corporation
  • Patent number: 4404790
    Abstract: A traversing core yarn guide for use on spinning frames mounts to an existing silver trumpet bar in a manner which allows the bar to be traversed, while the guide is provided with a hinge that allows it to be raised to a position which will not interfere with a concurrent raising of the top roll mechanism of the frame. The guide includes an interchangeable wing portion having yarn guiding inserts on its respective ends, such inserts being either of a ceramic, porcelain, pin or pulley construction.
    Type: Grant
    Filed: June 11, 1981
    Date of Patent: September 20, 1983
    Assignee: Hope Plastics Corporation
    Inventor: David C. Frederick
  • Patent number: 4357791
    Abstract: The ring mount is of a two-piece construction and includes a hard plastic mounting support fixed in an annular opening in the ring rail. An annular recess is provided in the upper inner portion of the mounting support. A soft plastic insert is adapted to closely fit within the annular recess of the mounting support and is provided with an annular groove in the inner surface which is adapted to receive and support the lower flange of the ring. The two-piece ring mount is positioned between the metallic ring rail and the metallic ring and provides noise and vibration dampening means for resiliently supporting the metallic ring on the ring rail.
    Type: Grant
    Filed: March 12, 1981
    Date of Patent: November 9, 1982
    Assignee: Hope Plastics Corporation
    Inventors: William K. Hope, Sr., David C. Frederick
  • Patent number: 4356689
    Abstract: A spline coupling positionable within a gear housing for coupling a flyer to the spindle gear of a spindle has an integrally attached spindle washer for effecting a seal about the spline coupling and spindle gears. The spindle washer is attached to an uppermost portion of the spline coupling and serves to prevent oil, water and lint from reaching both the spindle gear and the base of a bobbin positionable over the spindle.
    Type: Grant
    Filed: October 21, 1980
    Date of Patent: November 2, 1982
    Assignee: Hope Plastic Corporation
    Inventor: David C. Frederick
  • Patent number: 4020578
    Abstract: A night fishing signal device for mounting on a fishing rod so that movement of the fishing line which indicates the presence of a fish will actuate the device and thereby cause a light signal to flash intermittently.
    Type: Grant
    Filed: September 5, 1975
    Date of Patent: May 3, 1977
    Assignee: Hope Plastics Corporation (Entire)
    Inventor: William K. Hope