3824results about "Hubs" patented technology

The omni-directional drive device comprises a main wheel (2) comprising an endless annular member rotatable around a center of cross section perpendicular to a corresponding tangential line, electric motors (5R and 5L) for producing rotative forces around the rotation axis of the main wheel (2) and around the center of cross section perpendicular to a corresponding tangential line of the main wheel (2) and an arrangement (rotary members (4R and 4L) fitted with free rollers (3R and 3L)) for converting the rotational forces of the electric motors (5R and 5L) to the rotational forces around the rotation center of the main wheel (2) and around the center (C) of cross section perpendicular to a corresponding tangential line of the main wheel (2).

A wheel support bearing assembly includes inner and outer members (1 and 2) and at least one row of rolling elements (3) operatively interposed between the inner and outer members (1 and 2) and an annular sealing device (5) sealing an open end of an annular space defined between the inner and outer members (1 and 2). The sealing device (5) includes first and second annular sealing plates (11 and 12) fitted to different members out of the inner and outer members (1 and 2). Each of the first and second sealing plates (11 and 12) includes a generally cylindrical wall (11a or 12a) and a radial wall (11b or 12b) assembled together to represent a generally L-shaped section. The first sealing plate (11) is fitted to one of the inner and outer members (1 and 2) that serves as a rotating member. An elastic member (14) mixed with a powdered magnetic material is bonded by vulcanization to the radial wall (11b) of the first sealing plate (11). A protective cover (18) made of a non-magnetic material is positioned on one side adjacent an exterior of the multi-pole magnet (14) with a predetermined air gap left therebetween that the number of revolution can be detected through the protective cover (18).

A journal for coupling a wheel to an axle is configured to be mounted in a bore of the wheel. The journal defines a reception space for receiving an axle. A locking element is pivotally mounted on the journal from a release position in which the axle is removable from the reception space and secured position in which a tooth of the locking element is engaged with a groove in the axle. When the tooth of the locking element is engaged in the groove withdrawal of the axle is prevented.

An omni-directional wheel includes a hub rotatable about a wheel axis and a first row of angled rollers about the hub each rotatably supported by the hub. There is at least a second row of angled rollers about the hub each also rotatably supported by the hub. The rollers of the second row are axially offset along the wheel axis from the first row, and rotationally offset from the first row about the wheel axis, and not coaxial with the rollers of the first row.

A ratchet mechanism for a bicycle hub includes a first hub member and a second hub member, wherein the first hub member and the second hub member are rotatable relative to each other. A pawl is supported by the first hub member, a ratchet tooth is supported by the second hub member, and a biasing mechanism is provided for biasing the pawl toward the ratchet tooth. A pawl control mechanism is responsive to relative rotation of the first hub member and the second hub member for allowing the pawl to contact the ratchet tooth when the first hub member and the second hub member rotate relative to each other in one direction and for preventing the pawl from contacting the ratchet tooth when the first hub member and the second hub member rotate relative to each other in an opposite direction.

A multi-functional active container (e.g., luggage or suitcase) with a plurality of sensors and actuators is described. The container may include a body defining an enclosure and having at least one opening. The container may include a processor, a wireless receiver, and an electronically controllable lock. The processor can selectively lock or unlock the electronically controllable lock based on signals received via a wireless receiver (e.g., via Wi-Fi or BLUETOOTH connections). In some examples, a distance between the active container and a remote device (e.g., a smart phone) can be determined (e.g., based on relative GPS signals or connection strength) and if the distance exceeds a threshold, the electronically controllable lock can be activated to secure the container. Further, the container may include a rechargeable power source for powering external devices and an integrated weight sensor for detecting the weight of the container.

An omnidirectionally moving wheel includes multiple rotating bodies and a wheel, wherein each rotating body has a flexibility to be able to bend a rotational axis, is bent to encircle an outer circumference of the wheel in a ring-like shape, and is compressed in a direction of the rotational axis of each rotating body to be disposed on the wheel in a manner to allow rotation centered around each rotating body's secured rotational axis extending along a plane perpendicular to the rotational axis of the wheel.

An axle assembly connecting a wheel assembly to a vehicle frame. The axle assembly includes a tubular body having first and seconds connectable to the vehicle frame and open-ended slots disposed proximate at least one of the first and second ends of the tubular body. An expansion element is engageable with the tubular body to radially deform the tubular body at a mounting point to the vehicle frame. This configuration provides a rigid connection between the axle assembly and the vehicle frame in both the linear and radial directions.

A wheel balance weight attached to a wheel of an automobile. The weight body has an engaging groove with which one end portion of the engaging member engages. Opened end portions of the weight body defining the engaging groove are caulked over the one end portion to form pawl portions. Thus, the one end of the engaging member is fixed to the engaging groove of the weight body.

A tire noise reducing system comprises a pneumatic tire, a wheel rim and a noise damper disposed in a cavity formed between the rim and tire when mounted as being surrounded by the tire and rim, the noise damper is made of a porous material having a specific gravity of from 0.005 to 0.06 and secured on a surface facing the cavity, the volume S2 of the noise damper is in a range of from 0.4 to 20.0% of the volume S1 of the cavity. Preferably, the noise damper is provided with an uneven surface or an outer layer for less sound reflection, and the shape index E of the noise damper is more than 1, and the ratio T/W of the thickness T to the width W of the damper is not less than 1.

The invention relates to a manufacturing method for an aluminum alloy automobile hub, which comprises the following steps: (1) checking and accepting molten aluminum; (2) casting at low pressure; (3) detecting; (4) performing thermal treatment; (5) machining; (6) performing coating pretreatment; (7) spraying body powder; (8) performing thermal treating for spraying the body powder; (9) painting; and (10) performing thermal treating for painting. According to the manufacturing method provided by the invention, a feeding chain speed is reduced from 27 min/rack to 20 min/rack; the processing time is shortened; the production efficiency of a hub product is greatly increased; the capacity of thermal treating process is increased by near 1/4; equal property values of the product all meet a standard; and the ductility property of the product is promoted.

An enclosed operating characteristic sensing system for a bicycle includes a sensing arrangement for sensing one or more operating characteristics of the bicycle, and an emitter responsive to the sensing arrangement for emitting a signal from a first location on the bicycle to a receiver located in a second location on the bicycle. The emitter is contained within an interior defined by a component of the bicycle at the first location on the bicycle, and the bicycle component is constructed so as to enable the emitted signal to pass through the component for transmission to the receiver. The sensing arrangement may be configured to sense power applied by an operator of the bicycle to impart movement to the bicycle. The bicycle component may be a hub member forming a part of a driven wheel of the bicycle, and including a non-transmissive portion defining one or more openings, and a transmissive portion that occupies the one or more openings to enable the emitted signal to pass through the hub member for transmission to the receiver. The transmissive portion may be in the form of a reinforcing member that cooperates with the non-transmissive portion to reinforce the hub member.

There is disclosed a wheel hub or hub unit of the type having a radial hub flange (13) providing connection to the wheel (40) and to a brake member (10) having an annular disc portion having a plurality of ears (11) radially protruding from its inner edge. The hub flange (13) defines a plurality of axial passages, in the form of peripheral radial recesses (19) or bores (17, 17') for slipping a plurality of axial pins (30) to be fitted in holes (12) obtained in the brake member ears (11) and in openings (22) obtained in at least one radial wall (23) of a brake carrier (20) rotatably fast with the hub (14) to rotationally secure the brake member (10) to the hub. When the wheel (40) is mounted on the outside of the hub flange, axial movement of the pins towards the outside is stopped by the wheel.

To reduce the weight of the wheel support bearing assembly without sacrificing the strength, the wheel support bearing assembly for rotatably supporting a vehicle wheel relative to a vehicle body structure includes a hub axle (2) formed with a radially outwardly extending hub flange (12). This hub flange (12) has an inner peripheral portion and a remaining wall portion other than the inner peripheral portion, and the remaining wall portion thereof is constituted by a plurality of radially outwardly extending ribs (13) each formed with a bolt insertion hole (14). The hub axle (2) also includes a brake pilot area (16) extending outwardly from an outboard face of the hub flange (12) for guiding an inner peripheral surface of the brake rotor (41). At least the root diameter (D1) of at least an inboard face of each rib (13) is chosen to be equal to or smaller than the outer diameter (D2) of the brake pilot area (16).

A hub for bicycles, having an axle and a shell, two bearing units arranged substantially between the hub axle and the hub shell, and a rotor rotatably supported relative to the hub axle for receiving a sprocket the rotor, and a freewheel having two toothed disc units with biased tooth faces for transmitting the drive torque from the rotor to the hub shell. The two toothed disc units are disposed around the hub axle upon assembly, they are, at idle, disposed transverse to the hub axle. At least one toothed disc unit includes a toothed disc having a hole, a radial wall and an axial toothed wall, wherein an inner diameter of the hole is smaller at the axial wall than an inner dimension in the radial wall to form a receiving space at the toothed disc between the clear inner diameter of the axial wall and the radial wall.

Specially conceived for vehicles which have to be displaced over ferromagnetic surfaces, like the iron or steel walls of large tanks for example, it is incorporated by the combination of a hollow rim (1-1′) and a tyre (4) of an elastomer or similar material, which define a cylindrical chamber (8) inside which a magnetic annulus (9) runs, materialized in a permanent magnet of adequate strength, with the particularity that said magnetic annulus (9) has a substantially smaller diameter than that of the cited chamber (8), so that it is capable of carrying out a planetary motion inside the same, maintaining a permanently tangential condition with the tyre (4) at the point in which the latter is in contact at all times with the ferromagnetic surface over which the vehicle is displaced, achieving maximum adherence at said point. In this way it is managed to improve the grip of the wheel on said surface, overcome possible obstacles of the same, lighten the wheel and increase safety through not requiring an electricity supply.

A multiple directional wheel includes a frame having a central hub rotatable about a main axis, a plurality of roller supports radially spaced from the central hub, and a plurality of rollers evenly spaced around the circumference of the wheel and rotatably mounted on the roller supports. The rollers are preferably rotatable about a corresponding plurality of roller axes aligned in the plane of the wheel and transverse to the main axis. Preferably, the frame is integrally formed in a first molding process and the rollers are formed in place on the wheel about the roller supports in a separate process. In another embodiment there is disclosed a multiple directional wheel including a pair of opposed, separately integrally-formed first and second frames.

A plastic wheel (22) and wheel mounting sleeve (27, 27a, 27b, 27c) used to releasably secure the wheel (22) onto an axle (23). The wheel mounting sleeve (27) preferably includes two resilient, radially displaceable, axially extending, cantilevered fingers (46, 47) which are cantilevered from and extend axially in opposite directions on the sleeve (27). An axle-engaging shoulder (42) is provided on a radially inwardly extending lug (55) on one finger (46), while a wheel-engaging shoulder (43) is provided on a radially outwardly extending lug (61) on the other resilient finger (47). The respective shoulders (42, 43) cooperate with oppositely facing shoulders (58, 62) so as to releasably latch the sleeve (27) to the axle (23) and the wheel (22) to the sleeve (27). Assembly can be accomplished without any tools and a screwdriver can be used to disassemble the components. Alternative sleeves (27a, 27b, 27c) include an annular rib (101) which mates with an annular bore recess (102) to further limit relative movement between the sleeve (27a, 27b, 27c) and the wheel (22).

A hub for aligning a plurality of spokes on a spoked wheel. The hub has a cylindrical hub sleeve and a hub axis extending centrally through the hub sleeve. The hub includes a flange-type hub head disposed at one end of the hub sleeve and extending circumferentially about the hub axis. The hub head defines a plurality of guide slots, each of the plurality of spoke guide slots being dimensioned and configured to receive and orient each of the plurality of spokes along a radial plane of the hub head such that the plurality of spokes define a plurality of tangent lines around an imaginary circle centered at the hub axis and that the tangent lines form a polygon centered at the hub axis.