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JP4509964B2 |
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JP4503163B2 |
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JP4503463B2 |
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JP4490343B2 |
In a racket frame, a yoke part is disposed between left and right portions of a bifurcated throat part continuous with a head part and with a shaft part. A ball-hitting face is formed with the yoke part and the head part. The head part a...
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JP2010519402A |
Strings configured for use in sports racquets and musical instruments are fabricated as a plastic core wrapped with one or more filaments of plastic. The strings are coated with a material composite that includes rigid nanoparticles, and...
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JP4465316B2 |
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JP4462670B2 |
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JP4456244B2 |
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JP4456379B2 |
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JP4445183B2 |
A game racquet includes separate head and handle portions (45,46) which are separated by shock and/or vibration absorbing material (68). Both the head portion (45) and the handle portion (46) are bonded to the absorbing material (68) and...
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JP4444429B2 |
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JP4444731B2 |
A racket frame including a grip part, a shaft part, a throat part, and a head part formed hollowly with a fiber reinforced resin and having a weight not less than 100 g nor more than 270 g. The racket frame is provided with a dynamic dam...
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JP4444442B2 |
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JP2010024413A |
To provide a fiber-reinforced composite material excellent in both fatigue and impact characteristics at low cost.This fiber-reinforced composite material in which a polymer-based matrix is reinforced by a fibrous reinforcing material is...
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JP4409945B2 |
Friction control articles for use in healthcare applications, the articles generally comprising a backing layer having a first surface and a second surface, where projecting from the first surface of the backing layer is an array of stem...
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JP4376419B2 |
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JP4370364B1 |
To provide a badminton racket capable of quickly hitting a blade back to a more accurate position. In a badminton racket including a head for stretching a gut, a grip, and a shaft connecting the head and the grip, the shaft has an axial ...
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JP4371399B2 |
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JP4364458B2 |
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JP2009261914A |
To provide a racket frame having a good control performance, allowing a user to have a good hitting feeling and capable of demonstrating a sufficient control performance even when the ball is hit at an off-center position.The area of a h...
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JP4360691B1 |
To provide a grip structure of a golf club capable of easily and easily exchanging grips having various shapes and textures according to a user's preference without taking time and effort to attach and detach the grips. A hollow shaft; a...
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JP4363006B2 |
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JP4362743B2 |
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JP2009247852A |
To solve problems in physical exercise that exercise is boring, and unsatisfactory, that exercise for developing balance sense, concentration, the legs and the lower back, the trunk, etc., commonly required for various kinds of sports, i...
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JP2009233147A |
To provide a racket frame capable of improving the rigidity of the racket frame while suppressing an increase in weight compared with a case using a metal member and having a superior vibration damping property.This racket frame includes...
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JP4339115B2 |
A grip element for mounting over a free end of a gripped article includes a gripping surface and an engagement surface extending from the gripping surface. The engagement surface is configured and dimensioned for engagement by a pushing ...
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JP4328380B1 |
To provide a badminton racket capable of quickly hitting a blade back to a more accurate position. In a badminton racket including a head for stretching a gut, a grip, and a shaft connecting the head and the grip, the exposed portion of ...
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JPWO2007119478A1 |
A composite sheet composed of a fibrous substrate and a porous film layer laminated on the fibrous substrate. A plurality of recesses are formed discontinuously on the surface of the porous film layer, and a plurality of microholes are p...
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JP2009189769A |
To solve the problem that the shape of a badminton racket with formal specification to be normally used is not easily carried due to the largeness, only used in a wide space, and less strong.The badminton racket for practice swing includ...
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JP4318989B2 |
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JP2009165703A |
To increase the flexibility of a racket without lowering the repellency of the racket, and at the same time, to soften the impact force which is applied by strings to the frame.The racket has: the frame equipped with a plurality of inser...
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JP2009160213A |
To provide an exercise appliance capable of activating or improving the motor ability of a user in exercise.This exercise appliance 1 consists of columnar body 2 having a cross section possible of being held in hands and has a projecting...
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JP4295484B2 |
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JP4295053B2 |
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 portion includes an upper region, and first ...
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JP2009136314A |
To provide a golf club or the like capable of properly and accurately striking a ball easily based on a simple configuration, and which configuration can increase the flying distance of the struck ball.This disclosed subject matter provi...
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JP4284710B2 |
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JP4284356B2 |
The invention concerns a racket for ball and shuttlecock games such as tennis, squash or badminton. With the objective of generally improving the playing characteristics of the racket and to adapt the racket to the ergonomic movements of...
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JP4276634B2 |
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JP4253072B2 |
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JP4252397B2 |
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JP4218871B2 |
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JP4213947B2 |
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JP3147573U |
To provide a badminton racket capable of reducing air resistance received on a face of a head frame stretched with a gut without impairing the strength of the badminton racket. A long-axis shaft 10 and two end faces 21, 22 which are hoop...
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JP4205273B2 |
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JP4187492B2 |
A two-piece grommet assembly (12) for a sports racquet (10). The sports racquet (10) includes a frame having a plurality of grommet holes (26) and at least one racquet string (30). The grommet assembly (12) includes first (32) and second...
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JP3145955U |
To provide an auxiliary tool of a racket grip capable of hitting a ball quickly, strongly and surely by using an eastern grip without requiring special skill. A band portion 4 in which a band made of natural or synthetic fiber, resin, le...
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JP4173325B2 |
The racket frame incorporates a portion (16) that is designed to accelerate shape restitution; it comprises an intermediate element (19) with a hole for a string, fitted between two hollow tubular frame members (17, 18). The thickness (T...
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JP2008245975A |
To provide a ball hitting device for practice, which is capable of allowing both a user and a person other than the user to confirm and evaluate the swinging precision of a ball hitting gear in practicing a ball sport such as a table ten...
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JP2008220485A |
To provide a weight balance adjusting member used when adjusting weight balance or adjusting a so-called sweet spot by being stuck to a racket used in table tennis, tennis or badminton or the like, a bat used in baseball or softball, or ...
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JP4143725B2 |
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 least one portion of a head part of the rac...
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