51
Donald H Schmidt: Flexible cork handle-wrapping strip. Garrettson Ellis, February 15, 1983: US04373718 (49 worldwide citation)

A flexible, elongated handle-wrapping strip for tennis racquets, bicycle handlebars, baseball bats, fishing poles, or any other desired use which comprises a first layer of a composite of cork granules, the cork granules being plasticized with a liquid organic polyol and bonded to each other in a fl ...


52
James L Thorneburg: Moisture absorbent band. Thorneburg Hosiery Mill, Bell Seltzer Park & Gibson, September 13, 1977: US04047400 (49 worldwide citation)

The band is of the type commonly known as a "sweatband" adapted to be worn around the wrist or head when playing tennis and other sports. The band is knit with at least some moisture absorbent yarn and is completely formed on a circular knitting machine. The band includes inner and outer integrally ...


53
Pol Dano: Composite high strength to weight structure with fray resistance. Fansteel, Dressler Goldsmith Clement Gordon & Shore, January 24, 1978: US04070020 (48 worldwide citation)

A novel structural member, such as a tennis racket frame, having an unusually high strength to weight ratio is provided comprising an expanded foamed plastic core integrally bonded to a shell comprising at least one layer of resin-coated unidirectionally oriented graphite fibers, the shell completel ...


54
Ben Huang: Shock absorbing grip for racquets and the like. Fulwider Patton Lee & Utecht, December 9, 1997: US05695418 (48 worldwide citation)

A shock absorbing grip for the handle of a tennis racquet or the like having a polyurethane layer bonded to a felt layer where the ratio of the thickness of the polyurethane layer to the felt layer is equal to or larger than about 0.18. The bonded-together layers are configured as a strip which is w ...


55
Michael G Jones: Low-odor single element equipment grip. Brown Martin Haller & McClain, March 6, 2001: US06197392 (48 worldwide citation)

A low odor grip is disclosed for a handle of a hand-held implement such as a sports implement or a manual or electric tool which is essentially free of disagreeable odors, which can be installed and quickly shrunk into a tight vapor resistant grip within a matter of a few minutes rather than requiri ...


56
John F Rilling, R W Goodwin: Swing velocity indicator. GRT, Jones Askew & Lunsford, November 6, 1990: US04967596 (48 worldwide citation)

An apparatus for indicating the peak tangential velocity of a swung sporting goods implement such as a tennis racquet, golf club, or baseball bat, comprises a tube having a longitudinal bore. A seismic mass is slideably disposed within the bore of the tube, and a spring operates to pull the seismic ...


57
Ben Huang: Handle grip and method of making same. Fulwider Patton Lee & Utecht, March 24, 1998: US05730669 (47 worldwide citation)

A shock absorbing grip for the handle of a tennis racquet or golf club having a polyurethane layer bonded to a felt layer. The bonded-together layers are configured as a strip which is wrapped about the handle with the side edges being formed with recessed reinforcement side edges which are tightly ...


58
Roland Reed: Tennis racquet having a sandwich construction, vibration-dampening frame. White & Case, January 8, 1991: US04983242 (47 worldwide citation)

A frame for a tennis racket is formed of an inner tubular member, an outer tubular member, and a dampening sleeve of a visco-elastic material sandwiched between and bonded to the inner and outer layers. The dampening sleeve undergoes plastic deformation upon bending of the racket frame, due to the d ...


59
Edward A Dellis: Moldable hand grip. Alvin S Blum, October 20, 1992: US05155878 (47 worldwide citation)

Hand grips for the handles of devices such as motorcycles, tennis rackets, and guns can be custom-molded to fit exactly the contours of the user's hand. The grip has an inner layer that is thermoplastic and moldable at molding temperatures reached by heating with hot water or a hair dryer. An adhere ...


60
Ben Huang: Grip construction. Fulwider Patton Lee & Utecht, July 8, 1997: US05645501 (45 worldwide citation)

A shock absorbing grip for the handle of a tennis racquet or the like having a polyurethane layer bonded to a felt layer where the ratio of the thickness of the polyurethane layer to the felt layer is equal to or larger than about 0.18 and preferably the thickness ratio is about equal. The bonded-to ...



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