Patents Assigned to Shark-fin Products, Inc.
  • Cue-tip conditioner
    Patent number: 5129187
    Abstract: A device for conditioning a cue tip roughens the tip and applies chalk. The device has a tubular housing having a closed end and an open end. A concave abrasive sieve is secured to the housing at the open end. The concave side of the sieve faces outward from the housing for abrasive contact with the cue tip. The housing receives a storage cartridge for storing a chalk powder for distribution through the sieve onto the cue tip.
    Type: Grant
    Filed: December 21, 1989
    Date of Patent: July 14, 1992
    Assignee: Shark-Fin Products, Inc.
    Inventor: Alan Cain
  • Housing rudder for electric trolling motor
    Patent number: 4944702
    Abstract: A device is provided for attachment to the submerged portion of an electric trolling motor to serve as a rudder and to further provide quieter operation and resistance to fouling by aquatic vegetation. The device, which may be of integral or two piece construction, attaches to the vertically disposed control shaft of the trolling motor and further embraces the drive unit of the motor. An upper section of the device has opposed side walls of large area, thereby providing a rudder effect.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: July 31, 1990
    Assignee: Shark-fin Products, Inc.
    Inventor: Alan Cain