A floating brake rotor assembly including a hub, a disc and a retainer. The hub includes a plurality of grooves. The disc has a center aperture where the hub is positioned. The disc has a plurality of tabs with each tab having therein a groove and each groove on each tab aligned with a groove hub. The retainer runs through each aligned groove on the hub and each groove on the disc to secure the disc to the hub and to enable the disc to move radially relative to an axle axis.
A caliper assembly for applying braking forces to brake pads and a brake rotor including a first braking assembly with an axial line of action, a second braking assembly with an axial line of action offset from the axial line of action of the first brake assembly and a load transfer device for transferring a clamping force from the second braking assembly to the first braking assembly.
B60T 13/22 - Brakes applied by springs or weights and released hydraulically
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
A steer/brake system for a vehicle (with wheels and/or tracks) is disclosed. The system may comprise a steering system with an operator control and braking system for each side of the vehicle with a master cylinder for the brake mechanism and an interface between the braking system and the operator control. Operation may provide a phase where the interface is at least partially engaged and force may be applied through the interface to the master cylinder to engage the brake mechanism to provide modulation for the operator control. A steering emulation system may comprise the interface and a compliant element configured to provide modulation for the operator control. The system may comprise a shared hydraulic system; the brake mechanism may comprise the steering brake mechanism and the service brake mechanism.
B62D 11/08 - Steering non-deflectable wheelsSteering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using brakes or clutches as main steering-effecting means
A brake master cylinder comprising a housing having an inner surface defining a bore, and a piston movable in the bore along a piston axis. The piston includes two spaced apart lands defining the radially outermost surfaces capable of contacting the inner surface. At least one of the lands is longitudinally curved at the radially outermost surface. For example, the land can be curved at a radius of less than 1 inch (e.g., between 0.15 inch and 0/75 inch) and preferably less than 0.5 inch. In one embodiment, the longitudinally curved land includes two edges that define an axial length of the land. The two edges have a radius of less than 0.2 inch, and preferably about 0.1 inch. The relative position of the edges and lands is such that neither of the two edges is capable of contacting the inner surface of the bore during reciprocating movement of the piston in the bore.
A brake master cylinder comprising a housing having an inner surface defining a bore, and a piston movable in the bore along a piston axis. The piston includes two spaced apart lands defining the radially outermost surfaces capable of contacting the inner surface. At least one of the lands is longitudinally curved at the radially outermost surface. For example, the land can be curved at a radius of less than 1 inch ( e.g., between 0.15 inches and 0.75 inches) and preferably less than 0.5 inches. In one embodiment, the longitudinally curved land includes two edges that define an axial length of the land. The two edges have a radius of less than 0.2 inches, and preferably about 0.1 inches. The relative position of the edges and lands is such that neither of the two edges is capable of contacting the inner surface of the bore during reciprocating movement of the piston in the bore.
B60T 11/00 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
A brake caliper assembly comprises a caliper housing having a central bridge, a pad assembly positioned in the caliper housing, and an anti-rattle spring. The anti-rattle spring includes a front section, a rear section, and a central section between the front and rear sections. The central section of the spring is biased toward the pad assembly by the bridge, and the central section is attached to the bridge (e.g., by a spring clip having resilient fingers) such that the spring stays attached to the bridge when the pad assembly is removed from the caliper housing. Preferably, the front and rear sections contact front and rear portions of the pad assembly, respectively, to provide a net bias on the pad assembly toward a torque take-out surface. The anti-rattle spring can further include an alignment feature that insures proper orientation of the anti-rattle spring relative to the caliper housing.
F16D 55/2265 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially the axial movement being guided by one or more pins
The present invention provides a disk brake system comprising a wheel defining a rotational axis, a caliper mounted adjacent the wheel, and a rotor mounted for rotation with the wheel and engageable by the caliper. The rotor includes a mounting slot defined by first and second sidewalls, the first sidewall defining a first axis that substantially intersects the rotational axis, and the second sidewall defining a second axis that is substantially parallel to the first axis. Preferably, the mounting slot defines a center axis that intersects a radial axis of the wheel at an angle of at least 1.5 degrees, preferably at least 2.0 degrees and more preferably about 2.5 to 3.9 degrees. Preferably, the mounting slot has a width and a length that is at least 10% larger, preferably at least 15% larger, and more preferably about 20% larger than the width.
The present invention provides a disk brake system comprising a wheel defining a rotational axis, a caliper mounted adjacent the wheel, and a rotor mounted for rotation with the wheel and engageable by the caliper. The rotor includes a mounting slot defined by first and second sidewalls, the first sidewall defining a first axis that substantially intersects the rotational axis, and the second sidewall defining a second axis that is substantially parallel to the first axis. Preferably, the mounting slot defines a center axis that intersects a radial axis of the wheel at an angle of at least 1.5 degrees, preferably at least 2.0 degrees and more preferably about 2.5 to 3.9 degrees. Preferably, the mounting slot has a width and a length that is at least 10% larger, preferably at least 15% larger, and more preferably about 20 % larger than the width.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60L 1/02 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles to electric heating circuits
B62L 5/00 - Brakes, or actuating mechanisms therefor, controlled by back-pedalling
A hydraulic brake assembly comprising a fluid conduit containing hydraulic fluid, a cylinder having a port fluidly connected to the conduit, and a piston positioned in the cylinder. The piston includes a recess having a depth at least 30% of a length of the piston. The assembly further includes a rod having an inner end positioned in the recess and an outer end outside the recess. In one embodiment, the piston moves relative to the cylinder along an axis, and the piston further includes a primary piston seal and a secondary piston seal separated by a seal spacing. The rod can axially overlap the secondary piston seal. For example, the inner end of the rod can be positioned axially between the primary piston seal and the secondary piston seal, and is preferably axially closer to the primary seal than to the secondary seal.
Disclosed herein is a hydraulic master cylinder body having a bore defined at least in part by a bore wall, wherein the bore wall includes an opening for hydraulic fluid to be passed into the bore, and a piston assembly situated at least substantially in the bore, the assembly having a piston with a piston body and at least one cup seal situated substantially around the piston body, the cup seal situated adjacent to the bore wall so as to be in sealing engagement therewith, and a back-up ring that is situated about the piston body, wherein the back-up ring is positioned to at least partially cover a portion of the cup seal that is adjacent to the bore wall and to prevent at least a portion of the cup seal from contacting the bore wall and the opening for hydraulic fluid during piston actuation.
A brake caliper assembly comprising a housing including inlet and outlet ends collectively defining forward and rearward directions. The housing includes an abutting surface facing in the rearward direction and positioned closer to the inlet end than to the outlet end. A pad assembly includes an engaging surface in engagement with the abutting surface to thereby substantially prevent movement of the pad assembly in the forward direction. The outlet end of the housing is free from a feature that substantially prevents movement of the pad assembly in the forward direction. The pad assembly includes a base and a projection extending from the base in the rearward direction and defining the engaging surface. The outlet end of the pad assembly can include an alignment member extending in the forward direction and engaging the housing in a direction substantially perpendicular to the forward direction.
A brake caliper assembly comprising a housing including inlet and outlet ends collectively defining forward and rearward directions. The housing includes an abutting surface facing in the rearward direction and positioned closer to the inlet end than to the outlet end. A pad assembly includes an engaging surface in engagement with the abutting surface to thereby substantially prevent movement of the pad assembly in the forward direction. The outlet end of the housing is free from a feature that substantially prevents movement of the pad assembly in the forward direction. The pad assembly includes a base and a projection extending from the base in the rearward direction and defining the engaging surface. The outlet end of the pad assembly can include an alignment member extending in the forward direction and engaging the housing in a direction substantially perpendicular to the forward direction.
A brake system comprising a brake disc that rotates about a center axis, a brake mount, a brake caliper attached to the brake mount and including a brake pad, and an adjuster between the brake mount and the brake caliper. The adjuster can move the brake pad toward and/or away from the brake disc. In one embodiment, the brake caliper is attached to the brake mount by a post extending through an elongated opening in the brake caliper and nonparallel to the center axis. The adjuster can change a relative location of the post within the elongated opening. The adjuster can include an end that extends into the elongated opening and works against the post. The post can include a fastener threaded to the brake mount in a direction substantially perpendicular to the center axis, and the fastener can extend through an elongated opening in the brake caliper.
Disclosed herein is an adjustable lever assembly with a lever having an adjustment section and a grip section, where the adjustment section includes a slide passage in communication with an adjuster passage, and an adjuster positioned at least partially inside the adjuster passage, the adjuster having a threaded inner passage extending therethrough. The adjustable lever assembly further includes a slide positioned substantially inside the slide passage, the slide including an outer wall surface that is keyed to the slide passage and a threaded outer portion for rotatably engaging the threaded inner passage of the adjuster, wherein rotation of the adjuster translates the slide about the adjuster passage, and wherein the slide includes a bottom portion configured for securing pivotally to a pushrod.
Disclosed herein is a hydraulic master cylinder body having a bore defined at least in part by a bore wal l, wherein the bore wall includes an opening for hydraulic fluid to be passed into the bore, and a piston assembly situated at least substantially in the bore, the assembly having a piston with a piston body and at least one cup seal situated substantially around the piston body, the cup seal situated adjacent to the bore wail so as to be in sealing engagement therewith, and a back-up ring that is situated about the piston body, wherein the back-up ring is positioned to at least partially cover a portion of the cup sea! that is adjacent to the bore wail and to prevent at least a portion of the cup seal from contacting the bore wall and the opening for hydraulic fluid during piston actuation.
Disclosed herein is a hydraulic master cylinder body having a bore defined at least in part by a bore wall, wherein the bore wall includes an opening for hydraulic fluid to be passed into the bore, and a piston assembly situated at least substantially in the bore, the assembly having a piston with a piston body and at least one cup seal situated substantially around the piston body, the cup seal situated adjacent to the bore wall so as to be in sealing engagement therewith, and a back-up ring that is situated about the piston body, wherein the back-up ring is positioned to at least partially cover a portion of the cup seal that is adjacent to the bore wall and to prevent at least a portion of the cup seal from contacting the bore wall and the opening for hydraulic fluid during piston actuation.
A master cylinder assembly (2) for use with a handlebar (4) of a vehicle is disclosed. The master cylinder assembly (2) comprises a master cylinder body (6), a chamber (20) defined by the master cylinder body (6) and a piston (34) slidably received within the chamber (20). The piston (34) is connected at least indirectly to an operating lever (8) of the vehicle by a link member (46). Additionally, an axis of the chamber (44) is offset with respect to the handlebar such that the axis of the chamber (44) is not offset with respect to a handlebar axis of1 rotation (43).
B62L 3/02 - Brake-actuating mechanismsArrangements thereof for control by a hand lever
G01F 23/02 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 11/22 - Master control, e.g. master cylinders characterised by being integral with reservoir
Disclosed herein is a hydraulically actuated suspension system that includes a remote actuator assembly (401)having, an actuator body(402), an actuator piston (432) positioned within the actuator body (402), and an actuator (414) positioned within the actuator body(402) and coupled at least indirectly with the actuator piston (432). The suspension system further includes a suspension fork assembly having a fork housing and a slave piston assembly (201) having a slave piston(210), wherein the slave piston assembly is positioned within the fork housing. Further, the actuation of the actuator (414) causes the actuator piston (432) to move from a first position to a second position resulting in movement of working fluid from within the actuator body (402) into the fork housing,- and movement of the working fluid in the fork housing causes the slave piston (210) to translate from a first position to a second position resulting in adjustment of the suspension system.
F16F 9/46 - Means on or in the damper for manual or non-automatic adjustmentSprings, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium Details such means combined with temperature correction allowing control from a distance
B62K 25/08 - Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
A brake caliper (12) includes a housing having at least one bore formed therein. A coolant passage (22) is formed through the housing and extends radially outwardly from the bore and is fluidically coupled thereto. The coolant passage (22) can accept a coolant, which can be actively moved or it can be passively moved. The brake caliper (12) also has at least one piston (16) slidably mounted in the bore. The piston can be made from a thermally conductive material. The piston (16) can include a wall that is thicker at a first end there of than at the second end thereof . The thicker end is that which contacts a brake pad. A method of cooling a disc brake assembly is also provided. The coolant passage takes heat out of the disc brake assembly before it reaches the brake fluid. Heat is dissipated by thermal exchange into the caliper, coolant, and/or the atmosphere.
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Custom assembly of parts for non-automotive vehicles
designed for off-roadway use, namely snowmobiles,
agricultural vehicles, all terrain vehicles, utility
vehicles, garden tractors and heavy-duty off-road
construction vehicles, namely, disc brakes and disc brake
parts, namely, pistons, brake calipers, brake covers, plugs,
caliper castings, master cylinder castings, friction
material, spring applied hydraulically released brake
actuators, brake lines, brake cables, pedals, brake mounting
devices, clutches and clutch parts namely, clutch controls
and clutch slave cylinders; brakes for motorcycles. Engineering services relating to the analysis, custom design
and manufacture (the term "manufacture" is still too vague
in the opinion of the International Bureau) of brakes and
braking systems for snowmobiles, agricultural vehicles, all
terrain vehicles, tractors and heavy-duty off-road
construction vehicles, construction equipment, motorcycles,
riding mowers, and utility vehicles, and parts therefor;
providing a website featuring information relating to brakes
and brake systems for motorcycles, bicycles, and other
vehicles designed for off-road use.
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Parts for non-automotive vehicles designed for both on-roadway and off-roadway use, namely, motorcycles, three-wheeled vehicles, and all terrain vehicles, namely, disc brakes and disc brake parts, namely, brake calipers, master cylinder castings, and clutches; and clutch parts, namely, clutch controls and clutch slave cylinders
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Manufacture of parts for non-automotive vehicles designed for off-roadway use, namely snowmobiles, agricultural vehicles, all terrain vehicles, utility vehicles, garden tractors and heavy-duty off-road construction vehicles, namely, disc brakes and disc brake parts, namely, pistons, brake calipers, brake covers, plugs, caliper castings, master cylinder castings, friction material, spring applied hydraulically released brake actuators, brake lines, brake cables, pedals, brake mounting devices, clutches and clutch parts namely, clutch controls and clutch slave cylinders; manufacturing brakes for motorcycles; custom design and manufacture of brakes and braking systems for snowmobiles, agricultural vehicles, all terrain vehicles, tractors and heavy-duty off-road construction vehicles, construction equipment, motorcycles, riding mowers, and utility vehicles, and parts therefor; Engineering services relating to the analysis, custom design and manufacture of brakes and braking systems for snowmobiles, agricultural vehicles, all terrain vehicles, tractors and heavy-duty off-road construction vehicles, construction equipment, motorcycles, riding mowers, and utility vehicles, and parts therefor.
