Having Recess Or Projection Patents (Class 473/302)
  • Patent number: 5618041
    Abstract: A tennis racquet and grip for the handle of such tennis racquet. The grip has a polyurethane layer bonded to a felt layer. The polyurethane layer is formed with a plurality of dimples, each of which merge into a perforation that extends through the felt layer. The polyurethane layer is also formed with treads which channel perspiration into the dimples and additionally increase the functional contact between the users fingers and the grip. The racquet handle is formed with air passages in communication with the dimples and perforations to reduce formation of perspiration on the grip and to enhance the cushioning qualities of the grip.
    Type: Grant
    Filed: March 7, 1996
    Date of Patent: April 8, 1997
    Inventor: Ben Huang
  • Patent number: 5571051
    Abstract: A grip for a golf club shaft defined by a resilient strip that is spirally wrapped about the shaft of the golf club to vary the longitudinal profile of the shaft and grip as compared to the original longitudinal profile of the golf club shaft. Such grip may be readily applied by a golfer as a replacement for the original grip. The resilient strip may be spirally wrapped about a sleeve that has been positioned on the golf club shaft or, alternatively, about the bare golf club shaft.
    Type: Grant
    Filed: April 12, 1995
    Date of Patent: November 5, 1996
    Inventor: Ben Huang