Matches 1 - 50 out of 107 1 2 3 >
Match Document Document Title
7371197 Safety racket  
A safety racket includes a head frame, a handle, a connecting portion, several nail members and a string. The head frame has a plurality of through holes. The connecting portion connects between...
7297080 Game racquet with separate head and handle portions for reducing vibration  
A game racquet includes head portion and a handle portion. The head and handle portions include one or both of a fiber-reinforced thermoset material and a fiber-reinforced thermoplastic material....
7229369 Ball sport racquet especially tennis racquet  
In a ball sport racquet, for example, a tennis racquet, made up of a main or racquet head frame, a throat with a throat bridge and side bridges diverging to the throat bridge and extending into a...
7217203 Tennis racket  
A tennis racket having a racket frame defining a ball-hitting face, wherein if the upper part of the ball-hitting face is set as a 0-degree position, a string protection member is mounted on at...
7160286 Racket with self-powered piezoelectric damping system  
According to one embodiment of the invention, a sports racket includes a racket frame comprising a head portion, handle portion and a throat portion joining the head portion to the handle portion....
7131920 Racket frame  
A racket frame including a first laminate composed of a plurality of first prepregs consisting of fiber reinforced resin and a second prepreg, consisting of fiber reinforced resin, which is layered...
7108617 Racket for ball games  
The present invention relates to a racket, in particular a tennis racket or squash racket having a particularly suitable dampening behavior. For this purpose, the ball game racket of the present...
7104905 Ball game racket  
A ball game racket, especially a tennis racket, has a racket head formed by a tension frame with stringing, and a handle unit formed by a handle shaft or a racket neck joining the tension frame for...
7081055 Method for making rackets with shock absorbing members  
A racket includes a head and a shaft, a throat is connected between the head and the shaft. Shock absorbing members are installed to desired positions of the racket so as to reduce impact...
7077767 Racket for ball games and production process  
The present invention relates to a racket for ball games, in particular a tennis racket, squash racket, badminton racket, racquet ball racket or paddle tennis racket comprising a frame consisting...
7059981 Racket frame  
A racket frame ( 10 ) including a laminate having not less than two fiber reinforced resinous layers layered one upon another and one or more modified fiber reinforced resinous layers ( 20 ) each...
6971964 Compound spring element for a game racket  
A compound spring element for a game racket frame is provided. A resilient casing forms the spring element, with its profile having a first side portion and a second side portion defining at least...
6969328 Sequential vibration preventer and vibration control structure for ball hitting implement  
A sequential vibration preventer for a ball hitting implement in which impact vibration that is generated when a ball is hit is transmitted to the human body from the impact generation source via...
6966855 Racket with capability of vibration absorption  
A racket includes a frame having a rim and a connection portion at an end of the rim, a handle fixed at a distal end of the connection portion, an elastic member attached on a predetermined portion...
6964624 Bumper guard for a sports racquet  
A bumper guard for attachment to a sports racquet. The sports racquet includes a frame having a head portion with an outer peripheral surface and a plurality of grommet holes formed into the head...
6910978 Game racket  
A game racket has a frame having a head portion and a handle portion extending from the head portion. A head cover covers inner and outer frame surfaces of the head portion. At least one elastic...
6811502 Racquet with elongated peripheral main string segments and enlarged sweet spot  
A sports racquet including a frame, a yoke and a string bed. The frame includes a head portion, a handle portion, and a throat portion positioned between the head and handle portions. The head...
6688997 Racket with reduced yoke rigidity  
A racket frame ( 1 ) has a pipe-shaped racket-frame body ( 2 ) made of a fiber reinforced resin and composed of a head ( 3 ), a throat part ( 4 ), a shaft part ( 5 ), and a grip part ( 6 )...
6663515 Racket with a head and a handle both made of different materials  
A racket is composed of multiple sections of tubes made of different material with resilient material bonded between the tubes at the joints to attenuate vibration and shock and thus make striking...
6663514 Racket with vibration damping yoke  
A frame body ( 2 ) is formed separately from a yoke ( 10 ) connecting right and left parts of the frame body ( 2 ) to each other. The yoke ( 10 ) and the frame body ( 2 ) are connected to each...
6623384 Dynamic damper and dynamic damper-installed tennis racket  
A dynamic damper ( 10 ) having a viscoelastic part ( 12 ) and a mass-adding part ( 11 ) laminated on the viscoelastic part ( 12 ). The dynamic damper ( 10 ) has a horizontal frame ( 13 ) and a...
6623383 Racquet with slidable weight  
A racket comprising a frame body having a face portion, a shaft portion, and a grip portion, and a groove in the length of 10% to 20% against the entire circumference of the frame comprising the...
6579198 Tennis racket with shaft having light weight metal piece  
A tennis racket comprises a frame; a shaft connected to the frame at one end thereof; a grip into which the shaft is inserted at the other end thereof; and a pair of lightweight metal pieces...
6565463 Shock-absorbing racket body  
A shock-absorbing racket body is comprised of the conventional body elements including an elliptical frame, a Y-shaped throat, a shaft and a handle and at least one slit defined one or a...
6561933 Shockproof device in the throat of a tennis racket  
A shockproof device in the throat of a tennis racket includes a racket having a frame, a stringing surface in the frame, a throat of truncated triangular configuration under the frame and including...
6537165 Game racquet with separate head and handle portions  
A game racquet includes a head portion and a pair of removable handle portions. The head portion is adapted to support racquet strings and includes a pair of side portions which curve downwardly...
6537164 Elastic sheath dampers in tennis racket throat  
Elastic sheath dampers in tennis racket throat include a racket having a frame, a stringing surface in the frame and a throat separated from a handle to respectively form a truncated triangular...
6530851 Ball racket with damped two part profile  
This invention refers to a novel ballgame racket, especially a tennis racket, including a racket head formed by a tension frame with stringing, and also having a grip portion joining the tension...
6511732 Cushion for handle of racket  
A cushion for handle of racket comprises, from bottom to top, a fabric layer, a permeable layer, and a smooth flat waterproof layer. The permeable layer has a flat bottom surface and an undulating...
6506134 Interlocking string network for sports rackets  
The invention is an improved sports racket comprising streamlined transversal strings and streamlined longitudinal strings with surface indentations that permit the strings to lock into other at...
6503161 Game racket including a string suspension system  
A racket includes a frame, at least one string and a particular portion The frame includes a handle portion and a head portion. The string is connected to the frame to provide a string tension. The...
6485381 Handle and neck for a racket  
A sport racket includes a neck and a handle. The neck has an outer tapered wall provided with an outer bottom formed with the outer tapered wall; and an inner tapered wall provided with an inner...
6485380 Sports implement  
A golf club includes an electroactive assembly attached to the club and electrically tuned to capture energy from one or more vibrational modes with high efficiency. More generally, a sports...
6471607 Shock absorbing handle for a sport racket  
A sport racket includes a head with a shank extending therefrom and a connection section extends from the shank. A shock absorbing sleeve is mounted to the connection section and a handle is...
6336877 Racket stringing guide recessed on the frame side  
A racket includes a frame in which through-holes are made, shank carrying cleats including a pair of shanks which are engaged in the holes, and a stringing mounted on the frame by threading through...
6293878 Tennis racket with vibration damping member  
A tennis racket including a vibration damping member located in the vicinity of a position of a racket frame at which a large amplitude is generated when the tennis racket hits a tennis ball. The...
6203455 Racket with damping element in neck area  
In a ball-game racket, especially a tennis racket, with a racket head formed by a clamping frame with stringing and with a grip shaft that attaches via, for example, a core piece, a damping element...
6203454 Multi-mode vibration absorbing device for implements  
A multi-mode vibration absorbing device for implements includes a base member and a mass mounted to the base member and cantilevered relative thereto. The multi-mode vibration absorbing device is...
6155932 Golf shaft for controlling passive vibrations  
In the field of golf equipment, a new shaft design incorporates passive damping to suppress the vibrations excited in the shaft before and after impact. The design comprises a viscoelastic material...
6132325 Interlocking string network for sport rackets  
The invention is an improved sports racket comprising streamlined transversal strings and streamlined longitudinal strings with surface indentations that permit the strings to lock into each other...
6117028 Shock absorbing device for use in ballgame goods having tubular rod-shaped body  
A shock-absorbing device is designed for use in ballgame goods having a tubular rod-shaped body and is composed of a tubular body and a weight. The tubular body is made of a soft elastic material....
5964672 Vibration damper  
A vibration damper device for a sports striking instrument having a striking surface and a handle, the device being mounted on the free end of the instrument handle in the vicinity of a vibration...
5865694 Tennis racket with vibration damping and torsional elasticity  
A tennis racket with handle and head coupled with an interconnection insert provides torsional elasticity and vibration damping. The racket handle has a mating extension extending toward the head...
5857694 Adaptive sports implement  
A sports implement including an electroactive element, such as a piezoceramic sheet attached to the implement and a circuit attached to the electroactive element. The circuit may be a shunt, or may...
5842933 Implement grip with built-in shock absorber  
An implement grip having a built-in shock absorber. The shock absorber may have a coiled configuration or interspersed coils. Implements range from sports equipment such as golf clubs, tennis...
5797812 Shock-absorbing structures for rackets  
A shock-absorbing device for rackets includes a first clamping plate having at least one first hole defined therein and a second clamping plate having at least one hole defined therein. The first...
5779572 Sports racket  
This invention relates to an improvement in a split bridge sports racket having a frame with a rim and a handle, the rim being formed with string tunnels through which the string extends to form an...
5772541 Vibration dampened hand-held implements  
A vibration dampened hand held implement such as a ball bat, archery bow or hammer is provided with a vibration dampening system comprising a chamber having a low modulus viscoelastic elastomeric...
5772540 Racket for tennis or the like games  
In a racket for tennis or the like games having a frame for receiving stringing, comprising a hollow tube, and a handle end, wherein receiving spaces for granules or the like mass particles are...
5755633 Tennis stroke training and exercise device  
A stroke training and exercise device includes a hand-grip portion having the configuration of the handle of a tennis racket, a throat portion similar to a tennis racket, but a much smaller head...
Matches 1 - 50 out of 107 1 2 3 >