Matches 1 - 50 out of 66 1 2 >


Match Document Document Title
9033816 Hybrid golf shaft  
Disclosed a hybrid golf shaft in which one or more aramid fiber containing prepregs (H) are laminated in a length section of 5 cm or more of the whole length of the golf shaft, and three or more...
8517857 Golf club shaft and method of producing the same  
An object is to achieve a golf club shaft and a method of producing the same, wherein the weight balance in the shaft longitudinal direction can be reproducibly and easily set and wherein the golf...
8491411 Golf-club shafts having selectable-stiffness tip regions, and golf clubs comprising same  
The subject golf clubs have a shaft and clubhead. The shaft has a tip-end coupled to the clubhead, a butt-end, a reduced-EI portion located adjacent the tip-end, and a remaining portion extending...
8246485 Golf club shaft  
A golf club shaft has a more attractive appearance than a coating of plating and also achieves a rustproofing effect within the shaft, while avoiding the problem of an increase in weight and...
8206238 Shaft for golf club  
A shaft for a golf club comprises a plurality of fiber-reinforced resin layers. A plurality of circumferentially oriented metal wires are provided at intervals of 1 mm to 4 mm in an axial...
8157669 Multi-sectional co-cured golf shaft  
A shaft for a golf club having a total length and a total weight. The shaft includes first and second tubular portions. The first and second tubular portions are formed of first and second...
7967697 Golf club shaft and method of fabricating the same  
A precise impact and increased ball drive distance may be achieved due to an increase of elastic force and restoring force of a golf club shaft, when the golf club shaft includes: a first shell...
7497786 Golf club shaft having multiple metal fiber layers  
A golf club shaft including a fiber reinforced resin layers and a variety of metal fibers.
7387578 Strong, lightweight article containing a fine-grained metallic layer  
Articles for automotive, manufacturing and industrial applications including shafts or tubes used, for example, as golf club shafts, ski and hiking poles, fishing rods or bicycle frames, skate...
7354354 Article comprising a fine-grained metallic material and a polymeric material  
Lightweight articles comprising a polymeric material at least partially coated with a fine-grained metallic material are disclosed. The fine-grained metallic material has an average grain size of...
7252598 Shaft coupler  
A device for coupling two shaft members of differing diameters. The device includes a barrel and a reaction mass. The barrel is hollow and includes an outside coupler formed by the exterior...
7128659 Golf club shaft made of fiber composite material and metal material  
A golf club shaft is formed of an upper segment of a fiber composite material, a lower segment of a metal material, a joint connecting the upper segment and the lower segment, and a sheath of a...
7115045 Hybrid gold club shaft set  
A hybrid golf club shaft set is provided that includes at least two of the group including a composite shaft subset including shafts formed entirely of composite, a composite/metal shaft subset...
7041000 Training golf club  
The training golf club is provided with a shaft that has two weights added into the shaft, thereby allowing the club to assist the golfer in producing a golf swing that is in a plane and has a...
6908401 Shaft for use in golf clubs and other shaft-based instruments and method of making the same  
A shaft for use in a golf-club or other shaft-based instrument, including a base member and a metal layer, and a method of making the same.
6860821 Golf shaft, forming method therefor and golf club  
A golf shaft which features lightness, high crushing strength and high torsion strength with no interlayer peeling, as well as an excellent aesthetic design with a three-dimensional effect which...
6805642 Hybrid golf club shaft  
A hollow golf club shaft of circular cross-section comprises a tubular cover layer formed from an isotropic material and a tubular core layer formed from a non-isotropic material, wherein the...
6793590 Golf club having a shock-absorbing effect  
A golf club includes a hollow conical middle tube having a first end provided with a head and a second end provided with a grip. The middle tube includes an upper rod and a lower rod. The golf...
6729970 Hybrid golf club shaft set  
A hybrid golf club shaft set is provided that includes a composite shaft subset including shafts formed entirely of composite, a composite/metal shaft subset including shafts formed of...
6582320 Hybrid golf club shaft  
A golf shaft for attachment to a hossel of a club head, said shaft comprising: (a) a first section comprising a first material and having a hossel end and a first joint end, said first section...
6514156 Tube and golf club with handle made of said tube  
The tube (6) comprises a wall which is composed of a plurality of layers (2; 3; 5; 4). Longitudinally extending wires (3) are provided in the wall. At least one layer (2, 4) which is wound over...
6354960 Golf club shaft with controllable feel and balance using combination of fiber reinforced plastics and metal-coated fiber-reinforced plastics  
A golf club shaft is formed with an elongated body using a combination of fiber-reinforced plastics and metal-coated fibers to obtain the optimally characterized golf club for a particular player....
6343999 Set of golf club shafts  
The invention relates to a set of golf clubs employing a two-piece golf club shaft wherein the lengths of the first and second shaft members vary as the loft of the golf club varies. The set of...
6302806 Shaft of golf club  
A golf club shaft is provided with a weighted segment located at the tip end thereof for lowering the position of center of gravity of the golf club shaft, a reinforced segment located near the...
6273829 Metal matrix composite shafts for golf clubs  
Formed tubular sporting articles subjected to repeated flexure such as golf club shafts are made from metal matrix composite materials (MMCs) in which a metal alloy matrix is discontinuously...
6257993 Golf club shaft  
Tubular golf club shaft made from composite materials comprising layers of fibers impregnated with plastic resin and provided over its length with at least one are of enlargement (6) and or...
6203447 Bonding apparatus for modular shafts  
The present invention includes an athletic apparatus such as a golf shaft that includes a first tubular segment, a second tubular segment, and a bond apparatus to couple the first and second...
6139444 Golf shaft and method of manufacturing the same  
A golf club shaft having a hollow body comprised of a fiber and resin composite and a tube-shaped stiffener substantially surrounding a lower portion of the body which comprises a material other...
6126557 Golf club shafts and methods of manufacturing the same  
An improved shaft for a golf club and methods of manufacturing the same. One or more layers of a loaded film are used to define in part the overall weight, swing weight, and/or balance point of a...
6088947 Member for fishing or sport tool  
In order to provide a member for a fishing or sport tool with light weight property and excellent exterior, the member is constructed by a body; a film formed directly on the body of the member or...
5921870 Aerodynamic shaft  
A shaft having an outer surface with an aerodynamic cross-sectional configuration. In one series of embodiments, the shaft (20) includes a central core (22) and a fairing (24) surrounding the...
5906550 Sports bat having multilayered shell  
A sports bat such as used to play baseball or softball, comprising a shell which includes a first layer of titanium alloy-fiber reinforced composite laminate, a second layer of titanium...
5873793 Golf club and associated manufacturing method  
A golf club shaft having a spar, a tube, and a skin is formed which reduces shaft aerodynamic drag. The skin transforms in cross-sectional shape from a circular one at the grip, to a streamlined...
5810676 Lightweight shaft  
A lightweight shaft 22 of generally tubular configuration, for with a golf club 20, is formed with a first layer 34 of a non-metallic composite material of a given density including graphite...
5776008 Composite golf club shaft having low moment of inertia  
In a preferred embodiment, a shaft for a golf club, the shaft including: tip and butt ends defined at opposite distal ends of the shaft's length; and the shaft having a balance point axially...
5755826 Golf club shaft and process for manufacturing same  
The invention is directed to a golf club shaft and to a process for manufacturing same. The golf club shaft is made of a fiber- and resin-base composite material, the shaft including, along a part...
5665441 Hollow cylindricall member  
A main body of a hollow cylindrical member is formed of a wound preimpregnation sheet made of reinforcing fibers impregnated with synthetic resins. A synthetic resins layer with a metallic member...
5465959 Golf club body made of composite material and having a bent front section  
Disclosed is a golf club body made of composite material and having a bent front section, consisting generally of a straight, tapered hollow body made of carbon fiber, a bent section connected to...
5437450 Golf club shaft and process of preparing same  
A light weight golf club shaft is disclosed which has an average weight of not greater than 1.4 g per inch and which is composed of an inner tubular layer of a carbon fiber reinforced plastic...
5421574 Sports instrument and impact-absorbing element to be attached to sports instrument  
This invention relates to sports instruments with which the impact or vibration transmitted to the body such as arms and legs of a user when the instrument is used is largely reduced, and to an...
5385767 Golf club shaft and production method thereof  
A golf club shaft comprising a mandrel with a tapered surface as its outer circumference which is wound with three layers of prepreg sheets of high-strength fiber impregnate with synthetic resin....
5380389 Method for manufacturing the shaft unit of a golf club  
A method for manufacturing the shaft unit of a golf club includes the following steps: (1) providing a shaft which has a first end surface, a second end surface, and a cross-sectional area that...
5324032 Golf club shaft  
A golf club shaft has a grip portion at which the shaft is to be fitted with a grip, and a tip at which the shaft is to be connected to a club head. The grip portion of the shaft and the...
5265872 Golf club shaft having definable "feel"  
A golf club shaft is described having a "modified hourglass" shape which provides many predetermined combinations of flex, stiffness and torque (which together are perceived as shaft and club...
5259614 Composite seamless filament-wound golf club shaft and method  
A composite seamless filament-wound golf club shaft and method of manufacture, in which the shaft includes a hollow steel tubular core and a filament such as steel, fiberglass, graphite, or...
5253867 Multi-component shaft for golf clubs  
A shaft, suitable for use as a golf club shaft, having a metallic club and adjoining a fiber grip end. Preferably, the metallic end is solid or hollow, while the grip end is made from fibers such...
5242720 Cohesive finishes for composite materials  
An overlay of sheet material that is impregnated with thermosetting resin--typically a fabric of a type including metallic, synthetic fiber, natural fiber and ceramic cloths impregnated with epoxy...
5088735 Shaft structure of golf club and production method of the shaft  
A golf club shaft is produced by winding a plurality of material layers around a mandrel which is finally removed. The layers include an inner layer, an intermediate layer and an outer layer. The...
5083780 Golf club shaft having selective reinforcement  
A golf shaft selectively reinforced with a composite outer shell substantially shorter in length than the golf shaft. A single shell is molded at a selected location over the shaft. The location...
5071687 Laminated tubes and method of manufacturing the same  
A fishing rod, golf club shaft or the like is produced by a laminated tube, which is formed by winding a prepreg formed of a fiber reinforced sheet around an outer periphery of the mandrel which...

Matches 1 - 50 out of 66 1 2 >