Abstract: A multi-piece wheel frame includes a rim and a disc. The rim includes a barrel, and an outer rim portion protruding outwardly from the barrel. The outer rim portion forms an inclined surface, and a ring edge surface connected to an outer edge of the inclined surface and cooperating with the inclined surface to form an obtuse angle. The disc is fixed to the rim, and includes a disc core, a plurality of spoke portions extending radially outwardly from the disc core, and a reinforced ring portion connected to the spoke portions and fixed to the outer rim portion. The reinforced ring portion abuts against at least one of the inclined surface and the ring edge surface.

Abstract: A multi-piece wheel rim includes a first component made of carbon fiber and having a plurality of slots; dissimilar material members made of a material other than carbon fiber and respectively fixed into the slots, each dissimilar member having plasticity and a tapped hole; threaded bushings engaging respectively and threadedly the tapped holes of the dissimilar material members; a second component; and headed screws extending through the second component and respectively engaging threadedly the threaded bushings, thereby fastening the second component to the first component. A method is hereby disclosed for fastening together components of the multi-piece wheel rim.

Abstract: A wheel includes a spoke having a mounting hole that extends in a radial direction, and a blind hole that extends in an axial direction and that is in spatial communication with the mounting hole. The wheel includes a rim having a second through hole that is aligned with the mounting hole. The wheel further includes a connecting unit connecting the spoke with the rim. The connecting unit includes a rod extending through the through hole into the mounting hole and having an engaging hole that is aligned with the blind hole. The connecting unit further includes a fastener extending through the blind hole into the engaging hole and engaging with the engaging hole.

Abstract: A golf club head includes a club head main body, a club head complementary component, and a protection component. The club head main body defines an opening which includes an inner opening section and an outer opening section spatially connected to and located outside the inner opening section. The club head complementary component is disposed in the inner opening section and connected to the club head main body. The protection component is disposed in the outer opening section and connected to the club head complementary component to cover the club head complementary component. The protection component is made of a carbon fiber impregnated with thermoplastic polyurethane, and has a Shore D hardness ranging from 40 to 70.

Abstract: A wheel rim includes a body unit, angularly spaced-apart fastening units, and sealing units corresponding respectively in position to the fastening units. The body unit includes spokes and a peripheral wall surrounding the spokes and having radially opposite inner and outer surfaces. Each fastening unit includes a fastening member that extends through the peripheral wall and into a respective one of the spokes for fastening the same, and that has a head disposed outwardly of the outer peripheral wall, and a gasket that is clamped between the head and the outer surface and that is sleeved on the fastening member. For each fastening unit, the respective sealing unit includes an outer sealing layer adhered on an outer face of the fastening member and the outer surface for covering the head and the gasket, and an inner sealing layer adhered on and clamped between the outer surface and the gasket.

Abstract: A wheel rim includes a rim body, two flanges and two reinforcing structures. The rim body surrounds an axis and is made of carbon fiber composite material. The flanges protrude radially and outwardly from an outer peripheral surface of the rim body, spaced apart from each other along the axis, are made of carbon fiber composite material, and define respectively two spaces therein. The reinforcing structures are respectively received in the spaces, and each of the reinforcing structures includes a plurality of fiber bundles fixed in a respective one of the flanges. Each of the fiber bundles includes at least two strands of carbon fibers being twisted.

Abstract: A wheel rim assembly includes a rim defining a rim opening, a wheel disk disposed in the rim opening, a plurality of first fastening members fastening the wheel disk to the rim, and a plurality of second fastening members. The wheel disk includes a center disk defining a center bore that is coaxial with the rim, and a plurality of spokes interconnecting the center disk and the rim. The first fastening members fasten the spokes to the rim such that removal of the first fastening member permits separation of the spoke from the rim. The second fastening members fasten the spokes to the center disk such that removal of the second fastening member permits separation of the spoke from the center disk.

Abstract: A method for manufacturing a golf club head part includes the steps of: sewing at least one roving material onto a base material, so as to form a laminate blank; placing the laminate blank into a cavity of a mold assembly; vacuuming the cavity, and then impregnating a resin material into the laminate blank that is placed in the cavity under vacuum; and thermoforming the laminate blank and the resin material in the cavity into the golf club head part.

Abstract: A wheel includes a spoke having a mounting hole that extends in a radial direction, and a first through hole that extends in an axial direction and that is in spatial communication with the mounting hole. The wheel includes a rim having a second through hole that is aligned with the mounting hole. The wheel further includes a connecting unit connecting the spoke with the rim. The connecting unit includes a rod extending through the second through hole into the mounting hole and having an engaging hole that is aligned with the first through hole. The connecting unit further includes a fastener extending through the first through hole into the engaging hole and engaging with the engaging hole.

Abstract: A method for manufacturing a golf club head part includes the steps of: sewing at least one roving material onto a base material, so as to form a laminate blank; placing the laminate blank into a cavity of a mold assembly; vacuuming the cavity, and then impregnating a resin material into the laminate blank that is placed in the cavity under vacuum; and thermoforming the laminate blank and the resin material in the cavity into the golf club head part.

Abstract: A process for manufacturing a golf club head includes steps of: placing a patterned release film on a lower mold half, making the patterned release film intimately contact an upward pressed region of the lower mold half, laminating a carbon fiber composite sheet on the patterned release film to form a laminate, hot-pressing the laminate by pressing a downward pressing region of an upper mold half toward the upward pressed region of the lower mold half to thereby form a decorative piece, and fitting the decorative piece into a depressed region of a club head body to obtain the golf club head.

Abstract: A golf club head and a method for manufacturing the same are provided. The golf club head includes a club head body and a striking face unit. The club head body includes a main body and a coupling portion extending from the main body, defining an opening, and having an end that is concaved toward the main body to form an engaging recess. The striking face unit has a connecting portion and covers the opening. The connecting portion is inserted into the engaging recess of the coupling portion and is connected to the club head body. The club head body is made of a first metal material and the connecting portion is made of a second metal material having a melting point higher than that of the first metal material.

Abstract: A golf club head and a striking plate for connecting a shell of a golf club head are provided. The striking plate includes a plate body and at least one rib member. The plate body has a crown-connecting side, a sole-connecting side, a toe-connecting side, a heel-connecting side respectively connecting to a crown, a sole, a toe and a heel, a central portion surrounded by the crown-connecting side, the sole-connecting side, the toe-connecting side and the heel-connecting side, a front striking face, and a rear face. The at least one rib member includes two opposite end portions projecting rearwardly from the rear face, and a bridge portion connected between the two opposite end portions and spaced apart from the rear face.

Abstract: A golf club head includes a head body and a sensing device. The head body includes a mounting surface, a socket opening at the mounting surface, and a striking surface spaced apart from the socket and having a plurality of striking regions. The sensing device includes a housing removably mounted in the socket, and a sensing module disposed in the housing. The sensing module measures an acceleration and an angular velocity of the head body, and wirelessly transmits the acceleration and the angular velocity to a portable electronic device. When the striking surface strikes a golf ball, the portable electronic device determines one of the striking regions that strikes the golf ball based on the acceleration and the angular velocity.

Abstract: A process for manufacturing a golf club head includes steps of: placing a patterned release film on a lower mold half, making the patterned release film intimately contact an upward pressed region of the lower mold half, laminating a carbon fiber composite sheet on the patterned release film to form a laminate, hot-pressing the laminate by pressing a downward pressing region of an upper mold half toward the upward pressed region of the lower mold half to thereby form a decorative piece, and fitting the decorative piece into a depressed region of a club head body to obtain the golf club head.

Abstract: A golf club head includes a shell including a main body, a sealing cap, and a mounting receptacle, and an insertion unit. The main body defines an inner chamber and a chamber opening communicating with the inner chamber. The sealing cap is made of an electromagnetic-wave-penetrable material and covers the chamber opening. The mounting receptacle protrudes into the inner chamber from an inner surface of the main body and defines an installation space, and faces the sealing cap in such a manner that a normal projection of the mounting receptacle falls on an inner surface of the sealing cap. The insertion unit is detachably received in the installation space and includes an intelligent unit for measuring and transmitting data.

Abstract: A golf club head includes a head unit, and an insertion unit including a housing body, an intelligent unit and an encapsulant. The housing body defines a receiving space, and has a base wall, a surrounding wall, an external thread for engaging an internal thread of the head unit, a recess formed in the base wall, and multiple hollow portions formed in and extending between the base wall and the surrounding wall. The intelligent unit is received in the receiving space, and includes a first circuit board, two charging electrodes disposed on the first circuit board, and a capacitor connected to the first circuit board and the charging electrodes. The encapsulant is received in the receiving space, partially covers the first circuit board, and exposes the charging electrodes.

Abstract: A golf ball head includes a head unit and an insertion unit. The insertion unit includes a housing body, an intelligent unit and an encapsulant. The housing body is threaded into an installation hole of the head unit, defines a receiving space, and has a base wall, a surrounding wall, an external thread for threadedly engaging the internal thread, and a recess formed in the base wall. The intelligent unit is received in the receiving space, and includes a circuit board, two charging electrodes disposed on the first circuit board, and a capacitor connected to the first circuit board and the charging electrodes. The encapsulant is received in the receiving space and exposes the charging electrodes.

Abstract: A golf club head includes a head body and a weight-balancing device. The head body is formed with a weighting recess. The weight-balancing device includes a coupling unit having a surrounding wall threadedly engaging the weighting recess, and an intelligent monitoring unit disposed inside the coupling unit. The intelligent monitoring unit includes a shell that is made of a signal-transmittable material and that is partially exposed form the surrounding wall, an intelligent monitoring element that is disposed in the shell and that is operable to detect data related to performance characteristics of a golf swing, and a wireless transmitter that is coupled to the monitoring element and that is operable to output the data.

Abstract: A golf club head includes a head body and a weight-balancing device. The head body is formed with a weighting recess. The weight-balancing device includes a coupling unit having a surrounding wall threadedly engaging the weighting recess, and an intelligent monitoring unit disposed inside the coupling unit. The intelligent monitoring unit includes a shell that is made of a signal-transmittable material and that is partially exposed form the surrounding wall, an intelligent monitoring element that is disposed in the shell and that is operable to detect data related to performance characteristics of a golf swing, and a wireless transmitter that is coupled to the monitoring element and that is operable to output the data.