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WO/1991/009652A1 |
A racket for ball games comprising a separable handle (22) and head frame (14). The head frame (14) is made by moulding a plastic material and the handle (22) is made by injection moulding a plastic material. Said racket comprises a hing...
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WO/1991/007281A1 |
A method of providing a finish to an article (10) containing resin wherein an overlay (12) of sheet material that is impregnated with thermosetting resin -- typically a fabric of a type including metallic, synthetic fiber, natural fiber ...
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WO/1991/003283A1 |
In a racquet, especially a tennis racquet, with a handle (8) and a stretcher frame secured via a throat region (2) for stringing, in which the cross-section of the frame has at least a largest dimension transversely to the stringing, the...
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WO/1991/002567A1 |
In order to improve racquet strokes executed in tennis, the invention calls for the end of the racquet handle to have a trumpet-shaped longitudinal cross-section with different concave surfaces and a large enclosed volume, thus providing...
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WO/1991/001246A1 |
A fork assembly (49) including a stiff steerer tube assembly (52, 52', 62, 62', 74, 231) of metal or the like connected to a generally hollow unitary crown (53) and blade component (50) made of molded resin impregnated fibrous material. ...
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WO/1990/014870A2 |
To increase the torsional stability and improve the control of a tennis racket, the centre of gravity (15) of the head is offset with respect to the prolongation (13) of the axis of the handle.
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WO/1990/011804A1 |
A two piece tennis racket comprising a string, oval shaped head (10) and a detachable handle unit (12) which includes a grip forming position (14) and a head attachment portion (18) and (20) which is preferably collapsible into or about ...
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WO/1990/009213A1 |
Un cadre de raquette (10), par exemple une raquette de tennis, possède une partie tête (12), une partie manche (16) et une partie gorge (14) s'étendant entre les parties tête et manche (12, 16) et les reliant. La partie tête (12) dÃ...
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WO/1990/009214A1 |
Pour permettre, d'une part, d'évaluer facilement, du point de vue sensorimoteur, le positionnement du tamis et pour assurer, d'autre part, une prise optimale avec la main, le manche (4) d'une raquette de sport, par exemple une raquette ...
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WO/1990/009215A1 |
A device (12) for dampening vibrations in a sports racket includes an elongated elastic hollow tubular member (28) and inelastic end members (30) on the opposite ends (28A) for securing the tubular member in a stretched condition to the ...
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WO/1990/005567A1 |
A handle part (10) can be twisted relative to a hitting part (16) about the longitudinal axis (38). To this end, a torsion spring element, which exerts a damping effect when the ball strikes the strings (14) or the frame (12) outside the...
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WO/1990/003829A1 |
A process and device for stringing rackets for ball games, in particular tennis, with single strings, are disclosed. Instead of gripping the individual string mounted on the racket and held on an edge of the racket in order to apply the ...
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WO/1990/002584A1 |
An inflatable generally toroidal suspension tube (36) for resiliently suspending and retaining a stringed inner frame insert (26) within an outer frame (14) of a racket head (12). Different parts of the suspension tube (36) are able to e...
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WO/1990/001974A1 |
A sports racket having a stringed playing surface wherein selected ends (40, 40') of individual string segments (24, 24') meet the frame (11) alternately in front of or behind the plane (42) of the playing surface.
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WO/1990/001356A1 |
A racquet for use in tennis, racquetball, squash and badminton, having an oval or round head (1), two symmetrical shafts (6, 7) forming the racquet handle and two grips (8, 8) that are offset from the centerline of the handle. The grips ...
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WO/1989/010774A1 |
A tennis racket of oval overall shape is characterized in that the face comprises five regions. The geometric centre (M), the hilting centre (P) and three transverse strings are located in a central region (A), and three transverse strin...
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WO/1989/006558A1 |
A tennis racket consists of a head portion (1), a handle (3) and a heart-shaped portion (6) arranged between the handle and the head. Part of the heart-shaped portion has a smaller cross-sectional height than the thickness of the handle ...
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WO/1989/005753A1 |
A generally hollow bicycle frame (24) of resin impregnated fibrous material having a main tubular portion (26) and a cross tubular portion (28) arranged in a X-shaped geometry as viewed from one side. A rear segment of the main portion (...
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WO/1989/005392A2 |
Apparatus for accessing the circulatory system of a person or animal includes a port and a device for accessing the port. The access device has a solid introducer with a catheter received thereabout. The introducer and catheter are cover...
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WO/1989/004789A1 |
Disclosed is an improved bicycle frame of composite materials and a method of molding generally hollow components and assemblies for such a bicycle frame. The entire bicycle frame may be one integrally united piece of molded composite ma...
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WO/1989/004698A1 |
The racket structure has a head (1) having an extension (3), which is releasably couplable with an interchangeable handgrip (5) through a coupling system (4, 6, 7, 13-19). The coupling system includes coupling ends defining appropriate s...
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WO/1989/004340A1 |
To manufacture semifinished products, a carrier material, which can be a flat fibrous material or a compact solid, is impregnated and/or coated with a curable synthetic resin mixture which contains a sponging agent activatable at elevate...
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WO/1989/002296A1 |
A ball-striking device, in particular a tennis or squash racket (10), has a shaft (12) with a grip (11) and a head secured to the shaft (12), with a crown (16) that delimits a striking surface, in particular a netting (15), formed by lon...
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WO/1989/002297A1 |
An improved handle for articles such as a tennis racket comprises an elongate member having a second portion (24) of constant cross-section for receiving the second and third fingers (2, 3) of the hand, a first portion (22) of smaller cr...
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WO/1989/001808A1 |
An electronic athletic instrument (2) which measures the differences in time in which shock waves (or vibrations), caused by movable game element hitting the instrument, are detected by different sensors (12a, 12b, 12c, 12d), located on ...
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WO/1988/008733A1 |
A device for positioning a person's hand on the handle of a sporting article such as a tennis racket includes a projection (324) which is intended to fit between the thumb and index finger of a person's hand to locate the hand relative t...
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WO/1988/008732A1 |
A tennis ball holder (1) has flexible petals (4) arranged around a tennis ball receiving recess (10). Nap-catching pins (9) attached to the petals project into the recess. When a tennis ball (21) is forced against the holder, the petals ...
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WO/1988/005674A1 |
A sports equipment grip especially suited for covering a hardened or worn conventional golf club or tennis racquet grip and comprising a thin conical tube (10) of flexible material such as latex rubber and especially configured to be dis...
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WO1988003040A1 |
Hitherto, rackets have to be sent to a workshop equipped with a tensioning machine for stretching their strings. During this time, the player cannot use the racket. This new racket can be stringed and its strings can be stretched by the ...
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WO/1988/001889A2 |
The striking device described comprises a stringing system in the form of individual strings. The latter are maintained respectively in the frame of the striking device (5) by means of rivet sleeves (7), the heads (8) of the rivets being...
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WO/1988/001890A1 |
An inertially-augmented swing training device for racket sports, such as tennis, squash, badminton and the like, has a pair of weights, (12), (212) of about equal mass movably disposed symmetrically on opposite sides of, co-planar with, ...
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WO/1987/006901A1 |
Ultralight, generally hollow, unitary bicycle frame having no internal structure components and methods of manufacturing such a frame. The bicycle frame has a generally hollow tubular top tube (17), down tube (18), and seat tube (20), an...
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WO/1987/005524A1 |
A ventilated and shock absorbing racquet handle (10) for maintaining a cooler, drier grip and therefore, better control during play. The handle (10) includes a rigid tubular member (18) having a plurality of apertures (28) and a pluralit...
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WO/1987/001602A1 |
To ensure that a precise sensorimotor position is obtained without difficulty with a sport striking apparatus, for example the striking service of a tennis racket, the handle (4) has two edges (6, 7) formed by the two longitudinal surfac...
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WO/1986/007001A1 |
A structural material having a light weight and excellent strength and bending modulus, which comprises a polyamide resin reinforced with a reinforcing material of continuous filaments and/or long fibers. This material can be produced ac...
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WO/1986/004823A1 |
Handle for a squash racket or the like made up of several components which are easily taken apart or assembled. One part of the handle shaft (2) of the sports racket (1) which determines its diameter, consists of two half shells (3), aro...
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WO/1986/004251A1 |
Ball-game racket comprised of a handle (12) and a head (14) or the like which are hingedly mounted with respect to each other about a pin (20), characterized in that it comprises a locking device (24, 28) for locking the articulation, th...
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WO/1986/001417A1 |
A handle with a sweat-absorbing means, especially for ball-striking equipment, steering devices and precision weapons, is designed in such a way that the sweat is continually removed from the grip/hand-contact region. For this, it is pro...
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WO/1985/005556A1 |
A vibration dampening device (10, 70, 76, 80, 86, 90) for use with hand held sporting rackets (15), particularly tennis rackets, having a face or striking surface (15) formed of two intersecting sets of parallel strings (16, 18). The dev...
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WO/1985/004814A1 |
A handle for a tennis racket (10) including a racket head (11) having a substantially planar ball-striking surface (16). The handle includes a pair of minor surfaces (C, D), a pair of major surfaces (A, B) and two intermediate surfaces (...
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WO/1985/004592A1 |
Handle for sport articles, for example tennis rackets, golf clubs or dumb-bells, appropriate to the anatomical and physiological properties of the gripping hand by selecting the material and/or the shape. A visco-elastic silicone-rubber,...
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WO/1985/002548A1 |
The frame of a tennis racket is comprised of a U-shaped hollow section (1, 1a), made according to an injection moulding process, open outwardly in the frame plane, which is formed of a linking bridge (4) and lateral branches (31, 32) and...
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WO/1985/000114A1 |
The racket comprises a frame (2) wherein are arranged a transversal stringing (10) and a longitudinal stringing (14) of which the strings (12, 16) are crossing each other. The tension of the transversal stringing (10) and the tension of ...
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WO/1983/003794A1 |
Manufacture of shaped bodies from fiber-reinforced plastics material, in which fibrous reinforcing material is positioned in a recess in a mould die (9, 10, 11) consisting of one or more parts. The die recess is then closed by means of a...
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WO/1983/003358A1 |
In a tennis or squash racket, the strings (22, 24) are mounted without friction on the frame (12) and arranged at the surface of the frame in such a way that two parallel strands (22c, 22d) of the same string are distant by at least one ...
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WO/1981/003431A1 |
Strings are provided for use in racquets for sports such as tennis, squash, badminton, racquetball and the like. The strings have a main section of string (10A, 10B, 10C, 10D, 10E, 10F) with a string retaining means (11A, 11B, 11C, 11D, ...
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WO/1981/003284A1 |
A tape (6) for forming a hand grip (8) on the handle of sporting equipment, hand tools and the like including a method and serrated tool for making the tape. Hand grips on the handles of such devices become wet and slippery from perspira...
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WO/1981/000214A1 |
A tennis racket comprises dynamic weights (6) distributed symmetrically relative to the longitudinal axis of the racket between the throat and the transverse axis of the head and suspended by arcuate straps (7) glued to the racket frame ...
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WO/1980/002510A1 |
A tennis racket having the same swing weight as tennis rackets of the prior art, but having a significant reduction in the weight, and a significant increase in the distance of the center of percussion (Cp) and in the distance of the cen...
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WO/1980/000217A1 |
A tennis racquet or other athletic instrument configured for striking a movable ball or other playing element includes electronic sensors (90, 92, 96, 98) for providing an audible indication of the location on the racquet or instrument a...
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