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JP3390586B2 |
PURPOSE: To improve the durability of a ball for ball games having a sewn structure. CONSTITUTION: Self-shrinkable yarn 9 which is shrunk by heating or water absorbing is used as sewing yarn for plural sheets of leather panels 2, 3 const...
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JP2003508781A |
A pressure indicator and a corresponding method are disclosed, the pressure indicator comprising a display diaphragm, optionally transparent, and an indicator diaphragm coupled to and in fluid communication with the display diaphragm. In...
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JP2003049961A |
To rapidly release air and reduce a cost for an air vent adapter used when releasing air from an air filled body comprising a weak sheet material such as a vinyl boat with a portable vacuum cleaner for a vehicle or a vacuum cleaner for d...
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JP3378804B2 |
To provide a ball for a ball game further improved in softness as the whole ball in combination with the center part softness of leather panels while improving balance as a whole by heightening the deformation freedom of sewn parts so as...
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JP2003033449A |
To provide a method for a producing a ball which can improve a producing process by using a reinforcing layer with an simple structure instead of an conventional reinforcing layer and by using the reinforcing layer with the simple struct...
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JP2002371966A |
To provide a portable air injector capable of easily supplying air into a target article without carrying a large air injector, and having good workability. This portable air injector comprises a container body 11 capable of storing comp...
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JP2002346001A |
To provide a hollow body whose deformation can be prevented even when fluid leakage occurs. The main body 11 of the hollow body 1 consists of a bottom part 12, a top part 13 and a side face part 14. A flexible framework 31 is extended in...
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JP2002306636A |
To provide a regulator for making the air pressure of a ball uniform so that two soft tennis balls bound similarly.In this regulator, the regulator body is provided with two hollow needles, a plug and an air pump, and the air in two ball...
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JP2002272562A |
To provide a hollow body capable of being unfolded without using an inflator.A main body 11 is constituted of a bottom part 12, a top part 13 and a side face 14. A bone structure 31 composed by helically winding a bar-shaped member is ex...
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JP3317501B2 |
An ovoid inflatable ball, such as a rugby ball, has an inflatable bladder (10) with an inflation valve assembly (2) in the stitched seam (3) between adjacent cover panels (1a, 1b). The valve (not shown) has an inflation tube (5) upstandi...
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JP2002191722A |
To provide a hollow body which can be expanded without using an air pump.A side surface 14 between a bottom plate 12 and a top plate 13 is formed of a vinyl. On the internal surface 21 of a ball main body 11, a spiral skeleton 22 is exte...
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JP2002159597A |
To provide a ball for a ball game having an appropriate water absorbing property.A leather panel 6 to be used for a surface of a ball is made of artificial leather, and this artificial leather is formed of a non-woven fabric layer 8 form...
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JP3202965B2 |
To provide a ball which has optimum kicking back and ballistic characteristics, feels soft to feet, flies fast, and by which an optimum handling and an optimum ball control are possible by a method wherein the outer shell of the ball is ...
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JP2001212264A |
To use foam with skin or sponge as an outer layer of a ball for sports or leisure.An outer layer composed of polyurethane or polyurethane- polyurea and comprising a compact skin layer and a layer with a micro porous domain. The total thi...
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JP2001509688A |
PCT No. PCT/SE96/01435 Sec. 371 Date Sep. 2, 1998 Sec. 102(e) Date Sep. 2, 1998 PCT Filed Nov. 8, 1996 PCT Pub. No. WO97/17109 PCT Pub. Date May 15, 1997A ball has a wall of elastomeric material defining a cavity. The cavity contains a f...
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JP2001161860A |
To provide a soft tennis ball of a new structure wherein the location of a rubber plug being equivalent to a navel can be easily found while eliminating a work to place a marking to indicate the location of the navel for air injection.Th...
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JP3173776B2 |
Sports or leisure ball comprising an outer layer (1, 10, 20) made of foam with an integral skin, of polyurethane or of polyurethane- urea, having a total thickness approximately from 1.5 to 5 mm, this outer layer comprising a microcellul...
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JP3165844B2 |
PURPOSE: To provide a method for manufacturing a sporting ball having a lower impact value and yet higher durability than a conventional yarn core ball. CONSTITUTION: Regarding a method for manufacturing a sporting ball where a yarn rein...
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JP2001091391A |
To manufacture a measuring instrument for eliminating a problem in a formal game where the hardness of balls vary greatly during the play of soft-ball tennis and soft-ball volleyball. The balls of soft-ball tennis and soft-ball volleybal...
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JP2001031109A |
To provide a synthetic resin bag making body manufactured by utilizing a weldable face of an olefin resin sheet generating little harmful substances when being burnt. A synthetic resin bag manufacturing body 1 is formed of a first hollow...
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JP2001029513A |
To provide a method wherein a floating body of a polyhedral structure can be easily manufactured by heat-sealing, and provide further a floating body which is light-weight and has strength, manufactured by the method. By using one sheet ...
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JP2000245875A |
To suppress the hardening of vicinity of a valve to a minimum by forming a flange-shaped part integrally with a valve, which is made of a rubber for air injection and formed in a spherical hollow body tube made of a rubber, in the upper ...
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JP2000140178A |
To easily and safely enjoy volleyball type sports without worrying about handicaps by utilizing the buoyancy of a light weight gas balloon. A balloon 1 in which light weight gas is injected is connected to a fixing part 3 at the center o...
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JP2000102683A |
To provide a method for preparing an article made of a foamed soft cover which does not have any weak points in appearance, specially in the area of inside out opening of filling opening.While preparing an article without any weak points...
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JP2000042142A |
To overcome the disadvantage that a closure is inadvertently dislocated and jumped out during the game by providing an air insert part and a closure with a star-like groove to increase the contact frictional area between them in a closur...
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JP2000005345A |
To provide a ball of soft touch, which does not give a pain, while having the merit of a thread-wound reinforced volleyball. This volleyball consists of a rubber tube 1 of a spherical hollow body to be filled with compressed air, a threa...
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JPH11294400A |
To obtain a relatively simple device for pumping pressure gas, accurately at prescribed pressure, into a sealed body with an elasticity such as a socker ball and a tire of automobile. A packing 26 is installed between a can top wall 21 a...
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JP2965477B2 |
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JPH11244421A |
To protect a valve function by mounting a tight cap consisting of natural rubber, a synthetic rubber or a thermoplastic resin inside of an air injecting needle insertion hole opened at an air injecting valve so as to prevent the entering...
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JP2945903B1 |
[wrap up] [Task] The purpose is to provide a ball for ball games that completely solves the problem of valve depression that occurs during the use of the ball. The ball for ball games consists of a ball body (2), a tube (3) inside the ba...
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JPH11164913A |
To inject air without using injecting needle by fitting a cylindrical rubber valve provided with a hole for injecting air in a center part and a longitudinal direction slit into a hole which is pierced in the center part of fastening rub...
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JPH11155980A |
To eliminate early disappearance of a pattern as caused by a friction working on the surface of a ball used. This ball is constituted of a spherical rubber tube 11 charged with compressed air, an outermost layer 4 comprising a plurality ...
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JPH1189971A |
To provide an easily controllable ball which is excellent in productivity, durability, and quality stability and feels nice. This ball comprises: tubes 1 made of an air-impermeable elastic material and formed into spherical hollow bodies...
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JPH11503659A |
An exercise apparatus has a base having a concave recess in its top surface adapted to receive a resilient ball and at least one attachment point for removably attaching an elastic band. The elastic band has a handhold attached to its en...
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JP2873419B2 |
PURPOSE: To provide a manufacturing method of a physical exercise ball composed of a soft leather ball having an impact value lower than a conventional yarn winding ball or a sticking ball such as a soft volleyball of not causing thicken...
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JPH11501266A |
The present invention concerns a composite for producing sports balls and shoe upper material from a multilayer composite, the outermost layer being an abrasionproof plastics layer which is connected to a second layer of a spun fibre non...
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JPH1119249A |
To provide a multi-layered game ball produce by reducing the number of production stages. An inner-layer precursor is extruded as a parison 22 while being partially melted, the outer layer 14 is formed, the inner layer 12 and the outer l...
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JPH11418A |
To provide a hard tennis ball for re-pressurizing an internal pressure even if the internal pressure is decreased by pumping air into the tennis ball with a foot pump after pouring potter's clay solution therein. A container for reservin...
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JPH10337341A |
To provide a ball for a ball game such as soccer with a surface layer consisting of polygonal leather sheets whose rims can be sewn easily and with beautiful seams. This ball has a spherical hollow body 2 with elasticity filled with comp...
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JPH10323409A |
To improve the sense of touch with respect to a sport ball. The ball 10 is provided with inner layers 12 and plural spacer pannels 16 extending outwards from the inner layers 12 in a radius direction. The spacer pannels are provided with...
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JPH10258140A |
To mitigate an impact added to the finger, arm, shoulder, etc., of a player nearly without changing a touch at the time of touching by providing a string coiling layer on the surface of a bladder and a foamed/vulcanized flexible fine cel...
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JPH10192450A |
To provide a ball improved in the airtightness of a sealed gas and a method for manufacturing the ball. In a ball 1 enclosing a gas, the gas is sealed by a method of keeping the airtightness by providing a liquid layer 3 on the inside su...
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JPH10506307A |
A ball envelope made up of a plurality of polygonal segments sewn together at their edges. The polygonal segments are made up of first and second groups of segments having different shapes. The first group of polygonal segments is made u...
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JP2747645B2 |
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JP2717927B2 |
PURPOSE: To provide a ball for sports having excellent characteristics, such as strength, durability, soft feel and elasticity, in combination, which are suitable for use in volley balls, basket balls and dodge ball games and a process f...
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JP3044824U |
[Task] It is to provide a filling valve that does not protrude during use of the article to be filled, has comfort and safety, and protrudes during filling and extraction, and is convenient for filling and extracting. The inflator valve ...
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JP2559278Y2 |
A sealed case comprises a communication hole in an outer wall of the case for communicating the inside and outside of the case, and the communication hole is closed by a seal element comprising a highly restorable elastic element having ...
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JP2544929Y2 |
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JP2641833B2 |
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JP2543676Y2 |
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