Abstract: In a vehicle wheel including a rim, a sub-air chamber member serving as a Helmholtz resonator, and a tire pressure sensor unit, the sub-air chamber member and the tire pressure sensor unit are integrated with each other to be mounted on the rim via an air valve. The tire pressure sensor unit is preferably integrated with the air valve. The vehicle wheel may be configured such that the sub-air chamber member is connected to the tire pressure sensor unit via a bracket, and the bracket is insert-molded in the sub-air chamber member. Moreover, an edge of the sub-air chamber member may be locked to a well part at an opposite side in a wheel width direction to the tire pressure sensor unit.

Abstract: In a vehicle wheel including a sub-air chamber member serving as a Helmholtz resonator, the sub-air chamber member is disposed in a tire air chamber with being supported by an air valve. The sub-air chamber member is connected to the air valve via a bracket, and the bracket is insert-molded in the sub-air chamber member. Alternatively, the sub-air chamber member is supported by the air valve via a support member. In this structure, the support member supports the sub-air chamber member so as to surround circumference of the sub-air chamber member, or has a gripping part nearly of a channel shape that grips the sub-air chamber member.

Abstract: A wheel width direction (Y) cross-section of a well portion (11A) includes a hump portion (H1) and a hump portion (H2) that protrude to the outside (Z1) in a wheel radial direction (Z), and a curved surface (11s) that connects hump portion (H1) and hump portion (H2) and is sunken to the inside (Z2) in the wheel radial direction (Z). The curved surface (11s) is formed as a series of circular arcs (11e, 11f, 11g) that have centers of curvature (O1, O2, O3) that are further to the outside (Z1) in the wheel radial direction (Z) than the curved surface (11s).

Abstract: A tire-wheel assembly includes: a wheel having a pair of bead seats and a well portion; a tire having a pair of tire beads seated on the pair of bead seats; a lid body having two edge portions located opposite each other in a wheel width direction; and a sub-air chamber member disposed on the lid body. Each of the two edge portions is sandwiched between corresponding one of the pair of bead seats and corresponding one of the pair of tire beads so that the lid body is arranged above the well portion.

Abstract: Provided is a vehicle wheel with a sub-air chamber member as a Helmholtz resonator attached to a rim. The sub-air chamber member includes a main body having a sub-air chamber therein, a tubular body providing communication between the sub-air chamber and a tire air chamber, and a cover member covering the main body. The main body is disposed on a rim inner circumferential surface portion of the rim present on an inner side of the rim in a wheel radial direction and extending in a wheel width direction. The tubular body is disposed in a through-hole provided in the rim so as to provide communication between the inner side of the rim in the wheel radial direction and the tire air chamber side. The cover member covers the main body from an inner side in the wheel radial direction.

Abstract: A vehicle wheel includes: a wheel having a rim; a sub-air chamber member serving as a Helmholtz resonator; and a support member integrated with the sub-air chamber member and joined to the rim. The sub-air chamber member is made of a synthetic resin. The support member is made of a metal.

Abstract: A vehicle wheel includes: a rim including a well portion with an outer circumferential surface, the well portion having a recessed portion formed on the outer circumferential surface; a sub-air chamber member serving as a Helmholtz resonator; and a joining member including a joining portion disposed in the recessed portion. The sub-air chamber member is attached to the outer circumferential surface of the well portion via the joining member.

Abstract: In a vehicle wheel of the present invention, a sub-air chamber member functioning as a Helmholtz resonator includes a main body section forming a sub-air chamber in a space surrounded by a bottom plate adjoined to the outer circumferential surface of a well section and extending in a wheel width direction, an upper plate opposed to the bottom plate at a predetermined interval on an outer side in a wheel radial direction of the bottom plate, and a pair of side plates standing outward in the wheel radial direction from both ends in the wheel width direction of the bottom plate, and a pair of edge sections which extend outward in the wheel width direction from respective joining sections of the bottom plate and the pair of side plates, and which are locked to the well section.

Abstract: Provided is a vehicle wheel to have a Helmholtz resonator mounted to a rim with an old structure, without circumferential grooves cut in the rim so as to have the Helmholtz resonator mounted therein. A vehicle wheel (1) includes a rim (11) formed by joining an inner rim (14a) and an outer rim (14b), and a sub air-chamber member (10) as a Helmholtz resonator, wherein the sub air-chamber member (10) is mounted to the rim (11) via a support member (20) held between the inner rim (14a) and the outer rim (14b).

Abstract: A vehicle wheel includes a Helmholtz resonator (sub-air chamber member) adhered on a rim, and the Helmholtz resonator (sub-air chamber member) includes a bottom plate and a side plate that rises from one edge of both edges of the bottom plate, and the bottom plate and the side plate are adhered on the rim. In the vehicle wheel, the Helmholtz resonator further includes an upper plate that is opposed to the bottom plate, and the upper plate is connected to the side plate at an opposite side of the one edge and inclined so as to come near the bottom plate at greater distances from the side plate.

Abstract: A vehicle wheel includes: a wheel body; a single Helmholtz resonator; and a suspension member slidably engaged with the wheel body and suspending the Helmholtz resonator inside a tire air chamber from the wheel body.

Abstract: A vehicle wheel has a Helmholtz resonator (sub-air chamber member) mounted thereon with an adhesive material, and a thickness of the adhesive material on a part (adhesive strength increasing part) of the Helmholtz resonator on which centrifugal force acts strongly during rotation of the wheel is set to be thicker than a thickness of the adhesive material on other parts (regular part) of the Helmholtz resonator. When the thickness of the adhesive material is increased, peel strength of the adhesive material is enhanced accordingly.

Abstract: A vehicle wheel includes a Helmholtz resonator adhered on a wheel, and a stopper supported on the wheel and configured to limit displacement of the Helmholtz resonator toward outside in a wheel radial direction. The stopper is disposed on the outside of the Helmholtz resonator in the wheel radial direction and adhered on the wheel. The stopper integral with the Helmholtz resonator forms an annular body that extends in a wheel circumferential direction on an outer circumferential surface of a well part. Moreover, a gap is formed between the Helmholtz resonator and the stopper.

Abstract: A vehicle wheel includes: a well portion having an outer peripheral surface on which a vertical wall extending in a circumferential direction of the vehicle wheel is formed; and a Helmholtz resonator attached to a side surface of the vertical wall and to the outer peripheral surface of the well portion with an adhesive.

Abstract: An auxiliary air chamber member includes connecting portions recessed into an auxiliary air chamber from an upper surface portion and a lower surface portion to partially connect the upper surface portion and the lower surface portion. A non-connecting portion of the lower surface portion excluding the connecting portions is a curved surface corresponding to a shape of an outer peripheral surface of a well portion. The connecting portions are arranged separated equally in a wheel circumferential direction and include a first connecting portion on one side and a second connecting portion on the other side arranged in parallel in a wheel width direction. One of the connecting portions is disposed at a position in an offset plus direction and the other is disposed at a position in an offset minus direction with reference to a cross-sectional center of gravity in the wheel width direction.

Abstract: According to the present invention, a wheel width direction (Y) cross-section of a well portion (11A) comprises: a hump portion (H1) and a hump portion (H2) that protrude to the outside (Z1) in a wheel radial direction (Z); and a curved surface (11s) that connects hump portion (H1) and hump portion (H2) and is sunken to the inside (Z2) in the wheel radial direction (Z). The curved surface (11s) is formed as a series of circular arcs (11e, 11f, 11g) that have centers of curvature (O1, O2, O3) that are further to the outside (Z1) in the wheel radial direction (Z) than the curved surface (11s).

Abstract: An auxiliary air chamber member includes: a lower surface arranged on the outer circumferential surface side of a well section; an upper surface arranged outward from the lower surface; an auxiliary air chamber formed between the upper surface and the lower surface; a pair of edges that join the lower surface and the upper surface on both sides in the width direction and that engage with the well section; and a plurality of joining sections that partially join the upper surface and the lower surface as a result of being sunk into the interior of the auxiliary air chamber from the upper surface and the lower surface between one edge and the other edge along the wheel width direction Y. The joining points of the individual joining sections are arranged on the strong axis of the cross-sectional main axis of the auxiliary air chamber member in an axial right section.

Abstract: A sub-air chamber member includes: a lower surface portion disposed proximate to the outer circumferential surface of the well portion; an upper surface portion disposed radially outside of the lower surface portion; a pair of edge portions engaging with the well portion. A space portion is positioned above the upper surface portion, the space portion being formed by a part of the upper surface portion and an inner wall surface of the well portion. A strong axis of principal axes of a section of the sub-air chamber member perpendicular to an axis of the sub-air chamber member is inclined by a first predetermined angle relative to a wheel width direction Y.

Abstract: Provided is a vehicle wheel capable of improving sound deadening property by increasing a capacity of an auxiliary air chamber member without impairing an assembling property of a tire. An upper surface portion of a width-direction cross-section of an auxiliary air chamber member includes a first side wall portion and a second side wall portion which extend radially outwardly. The upper surface portion further includes a curved portion having a convex shape. The curved portion is connected to the first side wall portion and the second side wall portion at connection points. As a result, the curved portion is configured to have a convex shape projecting outwardly in a radial direction.

Abstract: This vehicle wheel includes: a first vertical wall surface defined by one rising part of a rim that forms a well part and a second vertical wall surface defined by another rising part are provided; an auxiliary air chamber member has a main body part with an auxiliary air chamber on the inside and has edge parts extending from each of both sides of the main body part in the wheel width direction; each of the edge parts of the auxiliary air chamber member fits into a groove formed in each of the first vertical wall surface and second vertical wall surface, and the auxiliary air chamber member is thereby attached atop the outer circumferential surface of the well part.