EP3532744A1 - Scheibenbremse für ein nutzfahrzeug und bremsbelagsatz - Google Patents
Scheibenbremse für ein nutzfahrzeug und bremsbelagsatzInfo
- Publication number
- EP3532744A1 EP3532744A1 EP17791028.8A EP17791028A EP3532744A1 EP 3532744 A1 EP3532744 A1 EP 3532744A1 EP 17791028 A EP17791028 A EP 17791028A EP 3532744 A1 EP3532744 A1 EP 3532744A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- brake
- pad
- lining
- disc
- application
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—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
- F16D55/22—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
- F16D55/224—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
- F16D55/225—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
- F16D55/226—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, e.g. floating caliper disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D2055/0004—Parts or details of disc brakes
- F16D2055/0008—Brake supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D2055/0004—Parts or details of disc brakes
- F16D2055/0016—Brake calipers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D2055/0004—Parts or details of disc brakes
- F16D2055/0016—Brake calipers
- F16D2055/0029—Retraction devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2127/00—Auxiliary mechanisms
- F16D2127/02—Release mechanisms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/005—Components of axially engaging brakes not otherwise provided for
- F16D65/0056—Brake supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/005—Components of axially engaging brakes not otherwise provided for
- F16D65/0068—Brake calipers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes
- F16D65/095—Pivots or supporting members therefor
- F16D65/097—Resilient means interposed between pads and supporting members or other brake parts
- F16D65/0973—Resilient means interposed between pads and supporting members or other brake parts not subjected to brake forces
- F16D65/0974—Resilient means interposed between pads and supporting members or other brake parts not subjected to brake forces acting on or in the vicinity of the pad rim in a direction substantially transverse to the brake disc axis
- F16D65/0977—Springs made from sheet metal
- F16D65/0978—Springs made from sheet metal acting on one pad only
Definitions
- the invention relates to a disc brake for a commercial vehicle according to the preamble of claim 1.
- the invention also relates to a brake pad set.
- an action-side brake pad is pressed against a vehicle-mounted brake disc in the case of braking by means of a brake application, which is actuated pneumatically or by electric motor.
- a brake application which is actuated pneumatically or by electric motor.
- the brake caliper relative to the brake disc, is displaced counter to the application direction of the brake pad on the brake lining, and the opposite, reaction-side brake lining is moved to the other side of the brake disc.
- a disc brake is disclosed in the generic DE 10 2007 001 213 with a rear part device which is arranged in one of the guide rails, via which the caliper is slidably held on the brake carrier, and which has a resilient return element up that the caliper is moved to a starting position.
- the rear part device acts on the brake caliper, wherein the brake carrier acts as an abutment.
- DE 43 01 621 A1 describes a floating-caliper disc brake with a stationary brake carrier, which has two support arms projecting beyond the outer edge of a brake disk, with brake shoes arranged on both sides of the brake disk, each having a friction lining and a back plate, which can be displaced on the carrier arms are supported, with a brake carrier on the axially displaceably guided floating caliper, which surrounds the brake shoes and has a particular pressure on the brake shoes to the brake disc actuator, with an axially acting in the Bremslettesuiteuze brake shoes on the brake assembly spring arrangement, the setting of a clearance between brake shoes after braking and brake disc supported.
- the spring arrangement has at least one spreading spring, which is attached to a carrier arm of the brake carrier in the axial direction as a whole immovably, that the attachment is made on a located above the outer edge of the brake disc portion of the support arm, and that the spreading spring has at least two spring arms, which bear resiliently against the rear plates of the brake shoes in the axial direction.
- US2014 / 0339026 A1 describes a spreading spring comprising a locking arm connecting the spreading spring to a braking component, a retraction arm; and biasing means disposed between the locking arm and the return arm, the biasing means comprising six spiral loops or more which store energy during brake activation and, once the braking operation is completed, retract the brake components (brake pad). It is a caliper in the form of a caliper, which is not a sliding caliper specified. This is suitable for a passenger vehicle, but not for a commercial vehicle.
- the invention has for its object to further develop a disc brake of the generic type so that the service life of the brake pads and the brake disc in particular increases structurally simplest means and operating costs are reduced overall.
- Another object is to provide a corresponding brake pad set.
- a disc brake according to the invention for a commercial vehicle with a brake disc cross-trained, designed as a sliding caliper, which is fixed to a stationary brake carrier and has a central opening above the brake disc, two arranged in the caliper, in opposite directions movable, each a pad carrier plate and a friction lining mounted thereon having brake pads, of which an action-side or zuspann handyer brake pad, by means of an application device via at least one brake stamp against the brake disc can be pressed, and at least one rear part means with which the brake pads are traceable after a brake-related displacement and release of the brake is designed so that the rear part device has a spreading device arranged in the opening, which acts on the upper edges of the brake linings, with at least one force storage element.
- a restoring force counteracts the respective application direction of the two brake linings, that is to say the reaction-side (back-side) brake pad towards the saddle back and the action-side (application-side) brake pad to the saddle head (which is also referred to as the application clamp), eg to the pressure piece (s) the application device, out, under gap formations, ie clearance, against the brake disc.
- the total provided clearance can thus be adjusted by the return device symmetrical to the brake disc.
- An inventive brake pad set for the disc brake according to the invention has at least two brake pads, each with a pad carrier plate and a mounted on the pad carrier plate friction lining.
- the brake pad set is provided with a rear part.
- the at least one power storage element is mounted in the middle of the opening on a pad retaining bracket. This is advantageous space-saving.
- the pad retaining bracket U-shaped with two bracket arms can be formed from a wire, wherein the at least one force storage element is attached to the bracket arms.
- At least one force storage element in the form of a compression spring is pushed onto each bail arm.
- no additional spring holder is required.
- bracket arms of the pad retaining strap extend through passage openings of the pad carrier plates of the brake pads, wherein the at least one on each bail arm on pushed Kraft Grande Eatelennent each supported on the lining carrier plates. This arrangement can be pre-assembled.
- the bracket arms of the pad retaining bracket are by holding plates which are connected to the lining carrier plates of the brake pads, extend, wherein the at least one deferred on each clamp arm power storage element is supported respectively on the holding plates.
- the at least one energy storage element is secured with holding portions on the bail arms of the lining holding bracket between the bail arms between the brake pads, wherein it is in each case with at least one spring arm with the lining carrier plates of the brake pads in contact. This results in a simple and space-saving design.
- a tilting is to be understood as pivoting of the brake pad about its transverse axis or vertical axis.
- the respective at least one energy storage element can be pushed with its end portions on guide elements which are attached to lining sides of the lining carrier plates of the brake pads.
- a secure mounting of the force storage elements can be achieved.
- the at least one energy storage element is designed as a compression spring and is installed under bias. Thus, no additional articulation points are necessary.
- the brake pads are already returned by the spreader of the brake disc after a braking operation, but in this case the spreader engages only in an upper region of the brake pads.
- This attack area lies outside a center of gravity of the respective brake pad and can lead to an inclined position of the brake pads and promote oblique wear. Under the inclination is here to understand a so-called tilting of the respective brake pad about its longitudinal axis, which runs through its center of gravity. This means that the spreading device can cause a tilting moment about the center of gravity of the brake lining.
- outside a center of gravity is to be understood that a line of action of a restoring force in a projection on a vertical plane that lies along the brake disc axis of rotation through the center of gravity is not axi al, that is not parallel to the brake disc axis of rotation runs.
- the rear part has at least one Belagückstellü.
- the provision of the brake pads can be additionally supported.
- the pad reset units therefore have in addition to a reset function for the respective brake pad also the other function to prevent tilting of the respective brake pad.
- the pad resetting units engage at least in the third point of application, for example in the region of the middle friction radius, the center of gravity or in the center, i. centrally at the point of intersection of the imaginary transverse axis and longitudinal axis of the brake pad, symmetrically to the transverse axis at two contact areas on the right and left thereof on the longitudinal axis and / or in a lower edge region of the brake lining. In this way, the tipping moment that is generated by the spreading device can be reduced or even eliminated.
- the lining restoring unit has at least one force storage element which is connected directly or indirectly with the brake caliper and with the brake lining on the application side. This results in a simple structure.
- the at least one energy storage element is accommodated as a tension spring in a bore in the application section of the caliper and fixed with an end portion in the bore, wherein the other end portion is in engagement with a retaining lug on a pressure side of the lining carrier plate of the application-side brake pad. So a space-saving construction can be made possible.
- the bore, in which the at least one force storage element is fixed is a threaded bore of a fastening element of a base plate of the application section, since no additional processing steps for the application section are required.
- the at least one energy storage element can be accommodated as a tension spring in a cavity in the application section of the caliper and fastened with one end portion by means of a spreading spring behind a bottom plate, wherein the other end portion is in engagement with a retaining eye on a pressure side of the lining carrier plate of the brake application side brake pad. This construction saves space.
- the at least one power storage element is attached as a tension spring to a retaining lug of a base plate Zuspannabitess, wherein the other end portion is in engagement with a holding lug on a pressure side of the lining carrier plate of the application-side brake pad.
- the disc brake further comprises a split brake caliper.
- the at least one power storage element may be attached as a tension spring having an end portion on a holder which is fastened between the Zuspannab mustard the first part of the caliper and the tension strut of the second part of the caliper, and wherein the other end portion with a retaining eye on a pressure side of the lining carrier plate the application-side brake pad is engaged. For this, no changes to the caliper are required.
- the pad resetting unit has radial bevels formed in guide grooves of support portions of the brake carrier, the guide grooves cooperating with guide portions of the pad support plate of the application side pad, and the slopes in the direction from the brake disc to the application portion are inclined towards the caliper. In this way, a provision of the brake pad can be supported by its weight.
- this embodiment may also be advantageous in connection with other embodiments.
- a further embodiment provides that the pad restoring unit has at least one power storage element as a tension spring which is connected directly or indirectly to the brake carrier and to the application-side brake pad. This can be particularly advantageous if this connection to the
- Brake pad on the underside takes place, since then a tilting moment remains low.
- guide grooves of support sections of the brake carrier which interact with guide sections of the lining carrier plate (4) of the application-side brake lining, each form an accommodation for the at least one force storage element, wherein the at least one force storage element each has an end section with the associated guide portion of the lining carrier plate of the application-side brake pad is connected, wherein the other end portions are each in engagement with an edge of the respective support portion.
- the pad reset unit may be formed by a positive connection and / or an adhesive bond between a plunger and the application-side brake pad. This is an advantage since power storage elements are not necessary.
- the positive connection a T-slot connection, wherein a pressure piece of the plunger has a projection with a head in T-shape, said projection is in engagement with a T-slot of a protrusion of the lining carrier plate of the application-side brake pad.
- a further embodiment provides, separately or additionally, for the bearing restoring unit to have two guide rods arranged parallel to one another, which are displaceably guided in the axial direction parallel to a brake disc rotational axis on the underside of the brake caliper, the guide rods each having a force storage element in FIG Form of a compression spring are provided and are connected to the pressure plate, wherein the pressure plate is coupled to the application-side brake pad.
- a still further embodiment provides that the lining restoring unit has guide rods, which are each displaceably mounted in guide projections of the saddle back and coupled to the back-side brake pad, wherein the guide rods are each provided with at least one force storage element which is under pretension and has a tensile force exerts the back-side brake pad through the guide rods.
- This structure is easily accessible through the opening and therefore advantageous easy to assemble.
- the lining restoring unit may comprise a restoring element, which is mounted biased on the saddle back of the caliper and with a spring arm with a lining side of the lining carrier plate of the back-side brake pad in contact.
- the lining restoring unit of the rear-side brake lining is formed by coupling sections of the saddle back of the caliper, wherein the coupling sections each have a vertical groove with a brake disc side vertical edge, wherein the lining carrier plate of the back-side brake pad with upper corner regions of their respective side sections is in contact with one, wherein these corner portions of the side portions between the edge and the saddle back are arranged.
- the at least one pad resetting unit is at least in a third point of application in the range of the mean friction radius, the center of gravity or in the center, i. centrally at the intersection of an imaginary transverse axis and longitudinal axis of the brake pad, symmetrically to the transverse axis on two contact areas right and left attacks on the longitudinal axis and / or in a lower edge region of the brake pad and reduces a tilting moment generated by the spreader.
- FIGS. 1-4 show schematic perspective views of exemplary embodiments of a disk brake according to the invention with a rear part device;
- FIG. 5 shows a schematic perspective view of a spring element;
- Figures 6-10 are schematic perspective views of further embodiments of a disc brake according to the invention with a rear part device;
- FIGS 1 1 -12 schematic perspective views of a brake carrier with
- FIG. 13 shows a schematic perspective view of a further lining restoring unit of the rear part device with a divided brake caliper
- FIGS 14-18 are schematic views of further embodiments of the present disclosure.
- FIGS 19-21 are schematic views of Belagückstellein fertiliz the
- a “top” and a “bottom” of a brake pad 3, 3 'and a lining carrier plate 4 always refer to the installation situation of the respective brake pad 3, 3'.
- the underside of the respective brake lining 3, 3 'in the radial direction is closer to a brake disk axis of rotation 2a of a brake disk 2 than the upper side of this brake lining 3, 3'.
- transverse axis of the brake lining 3, 3 ' is meant an imaginary axis which, in the installed condition of the brake pad 3, 3', extends radially to the brake disk axis of rotation 2a Transverse axis and tangential to the brake disc.
- FIG. 1 shows a schematic perspective view of a first exemplary embodiment of a disc brake 10 according to the invention with a rear-part device 8.
- FIG. 2 shows a variant of the first exemplary embodiment shown in FIG.
- FIGS. 3 and 4 show further variants of the first exemplary embodiment according to FIG. 1.
- FIG. 5 shows an enlarged schematic perspective view of a spring element 21 of the variant according to FIG. 4.
- a caliper 1 engages over a brake disk 2 with a brake disk axis of rotation 2a.
- the brake caliper 1 is mounted so as to be displaceable axially in the direction of the brake disc rotational axis 2 a so as to be displaceable on a brake carrier 6 (best to be seen in FIG. 11).
- the brake caliper 1 with bearing sections 11a is mounted so as to be axially displaceable on guide rails 11b (see, for example, FIG. 6) on guide rails, not shown, which are connected to the brake carrier 6 held stationary on the vehicle.
- the caliper 1 comprises an application section 1 1, a saddle back 12 and two tension struts 13.
- the application section 1 1 extends with one side parallel to the plane of the brake disc 2 on one side of the brake disc 2.
- the saddle back 12 is arranged on the other side of the brake disc 2 is also parallel extending to the brake disc 2, the saddle back 12 is arranged.
- the saddle back 12 is connected to the application section 1 1 at one end in each case with a tension strut 13.
- the tie rods 13 extend substantially at right angles to the application section 11 and to the saddle back 12.
- the application section 1 1 has an interior, in which a not shown Zuspann Anlagen the disc brake 10 is arranged.
- An opening of the interior points to the brake disk 2 and is closed with a plate, which is referred to as bottom plate 1 10 (best seen in Figure 6).
- the application section 1 1, the saddle back 12 and the tie rods 13 set in this arrangement, a central opening 9 between them, which spans the brake disc 2.
- the opening 9 has an imaginary longitudinal center line which lies in the plane of the brake disk 2 and connects the imaginary centers of the tension struts 13.
- the opening 9 has a further imaginary lateral center line, which connects an imaginary center of the application section 11 to an imaginary center of the saddleback 12.
- the transverse center line runs parallel to the brake disk axis of rotation 2a.
- the longitudinal center line and the transverse center line intersect at an imaginary center, which is referred to here as the virtual center of the opening 9.
- a brake pad 3, 3 ' is arranged in each case.
- the brake lining 3 arranged between the brake disk 2 and the application section 11 of the brake caliper 1 is referred to as an action-side or also a tension-side brake lining.
- the other brake lining 3 ' is arranged between the brake disk 2 and the saddle back 12 and is referred to as rear-side or reaction-side brake lining 3' and distinguished from the application-side brake lining 3 by the apostrophized reference numeral 3 '.
- Each brake lining 3, 3 ' has a lining carrier plate 4 and a friction lining 5 fastened thereto on the side facing the brake disk 2 on a lining side 4a, which is pressed against the brake disk 2 in function, ie during braking.
- the other side of the lining carrier plate 4 is referred to as the pressure side 4b.
- the lining shaft bottom is formed in each case by a bridge connector 6d, 6'd of the brake carrier 6 (see FIG. 11).
- the brake pads 3, 3 ' can be pressed against the brake disk 2 on both sides in the case of braking.
- a rotary arrow about the brake disk axis of rotation 2a in Figure 1 indicates a main direction of rotation for forward travel of the vehicle, the disc brake 10 is assigned to.
- an inlet side ES and opposite ne outlet side AS set.
- the brake carrier horns 6a, 6'a on the inlet side ES are called brake carrier horns 6a, 6'a on the inlet side and brake carrier horns 6a, 6'a on the outlet side AS.
- Braking takes place by means of the brake application 1 1 of the brake caliper 1 there in a receiving space arranged Zuspann Road, eg with a brake lever which is positioned in a dome of the caliper 1 and with one or more pressure punches 22 (see, eg, Figures 6, 8, 10) cooperates, which contact via one or more plungers 23, 30 the application-side brake pad 3 (see, eg, Figures 6, 8, 16).
- Brake lining 3 first contacts the brake disk 2 during braking.
- the brake caliper 1 is displaced oppositely by means of reaction forces occurring, taking along the back-side brake pad 3 ', until the back-side brake pad 3' also rubs against the brake disk 2.
- both the brake caliper 3 and the brake pads 3, 3 ' must be actively reset by the brake disc 2 or moved back after a brake operation. Therefore, after releasing the brake, the two opposing brake pads 3, 3 'so far detached from the brake disc 2 by means of the rear part 8, that the brake disc 2 against the brake pads 3, 3' runs freely.
- the rear sub-device 8 exerts on each brake pad 3, 3 'from a force which is referred to as restoring force, which moves the respective brake pad 3, 3' in the direction of the brake disc axis 2a of the brake disc 2 away.
- the application-side brake pad 3 is moved from the brake disc 2 in the opposite direction of a clamping force of the application device on the application section 1 1 of the caliper 1, wherein the back-side brake pad 3 'of the brake disc 2 in the application-side brake pad 3 opposite direction of movement together with the Brake caliper 1 is moved.
- the restoring force can be applied to the respective brake pad 3, 3 'as tensile and / or compressive force.
- the rear part device 8 engages the respective brake pad 3, 3', for example, either centrally, at an upper and / or lower exposed edge. rich on the lining carrier plate, or symmetrically on two areas on the right and left.
- the contact areas can also be directly at respective corner portions of the lining carrier plates 4 above and / or below.
- points of attack or areas on the respective carrier plate 4 can also be arranged arbitrarily, for example in the middle.
- the rear-part device 8 has two main functions.
- the first major function is the centering of the caliper 1, i. that the virtual center of the opening 9 of the brake caliper 1 with its imaginary longitudinal center line lies in an imaginary center plane of the brake disk 2 above this.
- the second main function is to move the brake pads 3, 3 'each back.
- the rear part 8 has one or more functional groups.
- a first functional group is referred to as a spreader 80 which engages the upper edges of the brake pads 3, 3 '.
- the attack of the spreading device 80 on the two brake pads 3, 3 ' is advantageously carried out on the respective pad carrier plate 4 of each brake pad 3, 3' on the attached to the friction lining 5 facing pad side 4a or on the opposite back side, referred to as the pressure side 4b becomes.
- the spreading device 80 engages either centrally, on an upper exposed edge region of the lining carrier plate 4 or symmetrically on two contact areas right and left.
- a second functional group is referred to as Belag Wegstellech 81, 81 ', wherein the Belagückstellech 81' is associated with the apostroph faced reference numeral the back side brake pad 3 '.
- Each brake lining 3, 3 ' may be assigned a lining restoring unit 81, 81', it also being possible for only one brake lining 3, 3 'to be provided with a lining restoring unit 81, 81'.
- the second functional group acts on at least one third point of attack on the respective brake pad 3, 3 '.
- This third point of attack for example, in the region of the central friction radius, the center of gravity or centrally, ie centrally at the intersection of the imaginary transverse axis and longitudinal axis of the brake pad 3, 3 ', symmetrically to the transverse axis at two investment areas right and left thereof on the longitudinal axis and / or in a lower edge region of the brake pad 3, 3 'lie.
- the brake linings 3, 3 ' are already set back by the first functional group, ie the spreader, via the first main function of the seat centering of the brake disk 2 after a braking operation, but in this case the spreader 80 only in an upper region of the brake pads 3, 3' attacks.
- This attack area is outside one
- Center of gravity of the respective brake pad 3, 3 'and can lead to an inclined position of the brake pads 3, 3' and promote oblique wear.
- off center of gravity is meant that a line of action of a restoring force in a projection on a vertical plane lying along the disc rotation axis 2a does not pass axially through the center of gravity, i.e., not parallel to the disc rotation axis 2a.
- the pad reset units 81, 81 ' therefore have in addition to a reset function for the respective brake pad 3, 3' and the other function, a tilting of the respective brake pad 3, 3 'to prevent.
- the pad resetting units 81, 81 ' engage at least in the third point of application, for example in the region of the middle friction radius, the center of gravity or in the center, i. centrally at the point of intersection of the imaginary transverse axis and longitudinal axis of the brake lining 3, 3 ', symmetrically to the transverse axis at two contact areas on the right and left thereof on the longitudinal axis and / or in a lower edge region of the brake lining 3, 3'. In this way, the tipping moment generated by the spreading device 80 can be reduced or even eliminated.
- a spreading device 80 of the rear-part device 8 is shown.
- the spreader 80 includes a pad retainer 16 and two power storage elements 17.
- the pad retainer 16 is formed of a wire U-shaped with two mutually parallel bracket arms 16a, 16b and an arcuate connection 16c.
- the bail arms 16, 16b extend parallel to the brake disk axis of rotation 2a, wherein they are arranged symmetrically to the imaginary transverse center line of the opening 9.
- the hanger arms 16, 16b extend in the direction the brake disk axis of rotation 2a over the entire width of the opening 9 through a raised edge region of each pad carrier plate 4 of each brake pad 3, 3 'through through holes 18, 18' therethrough.
- the free ends of the hanger arms 16a, 16b are inserted and held in a holding portion 14 of the application section 1 1 of the caliper 1.
- the opposite ends of the bail arms 16a, 16b are connected to each other via the arcuate connection 16c and held on a holding portion 15 of the saddle back 12 of the caliper 1.
- the connection 16c is further bent downwards.
- An unspecified locking element 15a is in communication with the connection 16c of the pad retaining bracket 16 and fixes it axially and radially to the brake caliper 1. In this way, the brake pads 3, 3 'held by the lining retaining bracket 16 in their lining shafts between brake carrier horns 6a, 6'a.
- the power storage elements 17 are formed here as compression springs, which are arranged biased between the brake pads 3, 3 'and each with one end on the lining side 4a of the lining carrier plate 4 above the friction lining 5 of the application side brake pad 3 and each with the other end on the lining side 4a the lining carrier plate 4 above the friction lining 5 of the back-side brake pad 3 'are in contact.
- Each force storage element 17 is arranged around a bail arm 16a, 16b.
- a bail arm 16a, 16b in the area between see the lining carrier plates 4 of the brake pads 3, 3 'by a force storage element 17 therethrough.
- the force storage elements 17 in this way exert pressure forces on the brake linings 3, 3 'for recovery.
- the preload of each force storage element 17 is additionally increased, since the brake linings 3, 3 'are moved toward the brake disc 2.
- FIG. 2 shows a variant of the spreading device 80 according to FIG. 1.
- so-called lining retaining springs 7 are arranged on the upper sides 4i (see also FIG. 15) of the lining carrier plates 4, which are held on projections 4c of the lining carrier plates 4.
- the lining retaining springs 7 have radial, U-shaped projections 7a in their central regions with respect to the brake disk axis of rotation 2a.
- the lining retaining clip 16 is designed in accordance with the embodiment according to FIG. 1, wherein the bowing arms 16a, 16b also each extend through a force storage element 17 designed as a compression spring. Furthermore, the bail arms 16a, 16b on both sides of the projections 7a on the pad retaining springs 7 and keep in this way the brake pads 3, 3 'in their lining shafts.
- the force storage elements 17 are also arranged here as in the embodiment of Figure 1 between the brake pads 3, 3 ', but here in contrast to the embodiment of Figure 1 with their juxtaposed ends in each case with a holding portion 19 in contact.
- the holding portions 19 are e.g. produced as plates of sheet metal and attached to a respective lining side 4a of the brake pads 3, 3 '.
- the force storage elements 17 are also arranged between the brake linings 3, 3 '.
- the force storage elements 17 are here between the corner regions of the lining carrier plates 4 of the brake pads 3, 3 'attached.
- the power storage elements 17 are here pushed with their end portions on guide elements 17 a, which are attached to the lining sides 4 a of the lining carrier plates 4.
- a pad retainer 20 here e.g. is made of a metallic sheet material as a stamped and bent part.
- This pad retaining bracket 20 is located with its underside on the pad retaining springs 7 of the brake pads 3, 3 'and is fixed with a first end portion 20a in the holding portion 14 of the application section 1 1 of the caliper 1.
- a second end portion 20b is fixed to the holding portion 15 of the saddle back 12 of the caliper 1 with a bolt-like locking element 15a.
- the variant according to FIG. 4 is constructed similarly to the variant according to FIG. 2, but, in contrast, has a spring element 21 which is arranged within the pad retaining clip 16 and which is also referred to as a leaf spring element can, up.
- FIG. 5 shows the spring element 21 in an enlarged perspective view.
- the spring element 21 is fastened with holding sections on the bow arms 16a, 16b of the pad retaining strap 16 between the bow arms 16a, 16b between the brake pads 3, 3 ', wherein in each case via spring arms 21 c, 21' c with the pad carrier plates 4 of the brake pads 3, 3rd 'in contact and exerts on each a compressive force.
- the spring element 21 comprises a rectangular central portion 21 a, two holding portions 21 b, two spring arms 21 c, 21 'c and two printing portions 21 d, 21' d, each with a pressure surface 21 e, 21 'e.
- each holding portion 21a is bent upwards in such a way that it has an inner profile which corresponds to an outer profile of an associated bail arm 16a, 16b of the U-shaped lining holding bracket 16.
- the profile is circular.
- An imaginary central axis of each holding section 21a extends in the installed state of the spring element 21 coaxially with a respective bow arm 16a, 16b and parallel to the brake disk axis of rotation 2a.
- each spring arm 21 c, 21 'c extends from the plane of the central portion 21 a at an angle in a range of about 30 ° to 45 ° down.
- Each end of a spring arm 21 c, 21 'c is connected to a, here right-angled printing section 21 e, 21' e, which extends upwardly.
- the length of each pressure section 21 e, 21 'e corresponds approximately to the width of the spring arm 21 c, 21' c at the junction with the central portion 21 a.
- the outwardly facing surfaces of the printing sections 21 e, 21 'e each have a printing surface 21 e, 21' e.
- the spring element 21 When installed, the spring element 21 is with its spring arms 21 c, 21 'c on the pressure surfaces 21 e, 21' e of the pressure sections 21 d, 21 'd respectively with a portion of the lining side 4a of the lining carrier plate 4 of a respective brake pad 3, 3 'above the friction lining 5 in contact.
- FIGS. 6 to 10 Shown in FIGS. 6 to 10 are schematic perspective views of further exemplary embodiments of a disc brake 10 according to the invention with a rear part device 8, wherein the second functional group of the rear part device 8 will be described below in the form of pad restoring units 81, 81 '.
- Figures 6 and 7 show a Belagückstelliser 81 of the application-side brake pad 3 in the form of force storage elements 24, wherein Figure 6 shows a plan view of the bottom plate 1 10, and Figure 7 shows a vertical section in the region of a force storage element 24.
- the power storage elements 24 are designed here as tension springs and exert a tensile force on the application-side brake pad 3.
- the energy storage elements 24 are each received in an outer bore 1 1 c in the application section 1 1 of the caliper 1 and are each set with an end portion 24b via a threaded pin 24c in the bore 1 1 c.
- the holes 1 1 c are provided for this purpose with thread.
- the other end portions 24a of the force storage elements 24 are respectively from the holes 1 1 c through through holes 1 10a of the bottom plate 1 10 and are in laterally on the pressure side 4b of the lining carrier plate 4 arranged eyelets 4d engaged.
- the holes 1 1 c already existing mounting holes with threads for fasteners 1 10b of the bottom plate 1 10th
- FIGS. 8 and 9 show a variant of the pad return unit 81 of the application-side brake pad 3 in the form of force-storing elements 24 of the embodiment according to FIGS. 6 and 7, FIG. 8 showing a top view of the base plate 10 and FIG FIG. 7 shows a sectional view in the region of a force storage element 24.
- the power storage elements 24 are also designed here as tension springs and exert a tensile force on the application-side brake pad 3. In this example, a single-punched disc brake 10 is shown.
- the energy storage elements 24 are each received in a cavity 1 d in the supply section 1 1 of the brake caliper 1 by means of a spreading spring 24d.
- the spreading springs 24d extend in the horizontal direction between the bottom plate 1 10 and the clamping portion 1 1 in the front region of the recesses 1 1 d.
- the end portions 24b of the power storage elements 24 are respectively fixed in the spreading spring 24d.
- the other end portions 24a of the force storage elements 24 are respectively from through holes 1 1 1 of the bottom plate 1 10 and stand with in laterally on the pressure side 4b of the lining carrier plate 4 arranged eyelets 4d into engagement.
- the force introduction points of the force storage elements 24 are arranged as described in the example of FIGS. 6 and 7.
- FIG. 10 A further variant of the variant according to FIGS. 8 and 9 is shown in FIG. 10 in a sectional view.
- the difference from the variant according to FIGS. 8 and 9 is that the application-side end sections 24b of the force-storing elements 24 are in engagement with holding lugs 1 1 1 d on the bottom plate 1 10.
- FIGS. 11 and 12 show schematic perspective views of a brake carrier 6 with brake linings 3, 3 'and a functional group of the restoring device 8.
- the functional group is the second functional group with brake restoring units 81.
- the shown side of the brake carrier 6, which faces the application section 11 of the brake caliper 1 in FIG. 11, is referred to as attachment side 6b.
- the brake carrier 6 is fastened with its fastening side 6b to a stationary part of an associated vehicle.
- the attachment side 6b is also provided with two bearing mounts 6c for guide rails, not shown, for axially supporting the caliper 1.
- the brake pads 3, 3 ' are shown in their lining shafts, wherein the inlet side brake carrier horns 6a, 6'a are not shown for the sake of clarity.
- the application-side brake pad 3 is connected to portions of the underside of its lining carrier plate 4 on support portions 6d of the lining shaft floor of the brake carrier 6 in the region of the ends of the bridge connector 6e of the brake carrier 6.
- the brake pad 3 via guide portions 4e of its loading carrier plate 4 in guide grooves 25 of the support portions 6d the brake carrier 6 axially, ie slidably guided in the direction of the brake disk axis of rotation 2a.
- the guide sections 4e are in contact with bearing surfaces 4f on their undersides with the guide grooves 25.
- the guide grooves 25 are each provided with a radial slope 25a.
- the difference between the embodiment according to FIG. 12 and the example according to FIG. 11 lies in the fact that the guide grooves 25 are widened in the tangential direction of the brake disk 2 and in each case form a receptacle for a force storage element 24.
- the energy storage elements 24 are connected in each case with one end section 24a to the associated guide section 4e of the lining carrier plate 4 of the brake pad 3 on the brake pad 3, wherein the other end sections 24b are in each case in engagement with an edge of the respective bearing section 6d.
- FIG. 13 shows a schematic perspective view of a further pad return unit 81 of the rear part device 8 with a split brake caliper 1, 1 '.
- the split brake caliper 1, 1' comprises the application section 11 as the first part, the saddle back 12 with the tension struts 13 form part as a caliper 1 '.
- the Zuspannabêt 1 1 is here on both sides in the region of the tie rods 13 with through holes 27 for fasteners 26, eg screws, provided.
- the fastening elements 26 cooperate in the tension struts 13 during assembly of the split brake caliper 1, 1 'with fastening openings 27a (eg with thread).
- a force storage element 24 of the lining restoring unit 81 is connected to an end section 24b on a retaining eye 4d, already described above, on the pressure side 4b of the lining carrier plate 4 of the application-side brake lining 3.
- the other end portion 24b of the energy storage element 24 is articulated to a holder 28.
- the holder 28 has a fixing portion 28a and a holding portion 28b connected thereto.
- the holding portion 28b is here connected to the attachment portion 28a via a crank.
- the fastening portion 28a is provided with a through opening 28c and is fastened in the connection of the tension strut 13 and the tightening portion 11.
- the upper fastening element 27 extends through the passage opening 28c of the holder 28. This is also the case on the other side, not shown here, so that two force storage elements 24 are provided.
- the power storage elements 24 are formed as tension springs and outside (here below) the center of gravity of the application side brake pad 3 at outer force introduction points (here the eyelets 4d) of the lining carrier plate 4 hinged to the pressure side 4b, with a tilting of the brake pad 3 is prevented in the back part
- Figures 14 to 19 show schematic views of further embodiments of Belagückstellein whatsoever 81 of the rear part 8.
- Figure 14 shows a sectional view of a plunger 22 with a pressure piece 23 and the application-side brake pad 3 of the disc brake 10.
- Figure 15 shows the application-side brake pad 3 in a perspective view on the pressure side 4b of the lining carrier plate 4th
- a plunger 22 of the unspecified application device is firmly connected to a pressure piece 23 at its brake disk side end and is on the pressure member 23 with a pressure portion 29 of the lining carrier plate 4 of the application side brake pad 3 in contact.
- the pressure section 29 is integrally formed on the pressure side 4b of the lining carrier plate 4 and protrudes therefrom in the direction of the clamping section 11.
- the pad return unit 81 is formed by a positive connection between the plunger 22 and the application-side brake pad 3.
- the pressure piece 23 has a projection 23a with a head 23b in T-shape.
- This protrusion 23a is engaged with a T-groove 29a of the protrusion 29 of the lining carrier plate 4 of the application-side brake pad 3. Since this example is a two-plate disc brake 10, two pressure sections 29 are provided on the lining carrier plate 4.
- the T-slots 29a extend parallel to one another and parallel to a transverse axis of the application-side brake pad third
- the plungers 23 are moved back into the tightening section 11 by a spring which is not described in greater detail within the tightening section 11.
- the application-side brake pad 3 is taken over the positive connection projection 23a / T-slot 29a and the adhesive connection and also returned.
- FIG. 15 shows that the pad retaining spring 7 is held on the upper side 4i of the pad carrier plate 4 in its center by a clamp element 37 which is fastened to the pad carrier plate 4.
- This attachment is designed such that a tab of the clamping element 7 extends through a through opening 4h in the middle upper region of the lining carrier plate 4 and is firmly connected on the other side to the clamping element 37. In this way, a non-detachable, but movable connection of the pad retaining spring 7 is formed with the pad carrier plate 4.
- FIG. 16 shows the pressure stamp 22 of a single-plate disc brake 10 with a pressure plate 30 and a brake pad 3 on the application side.
- the pressure plate 30 has approximately the dimensions of the lining carrier plate 4 and is between the pressure side 4b of the lining carrier plate 4 and the plunger 22, at the brake disk side end of the thus fixedly connected pressure piece 23 is mounted arranged.
- a Zuspannabêt 1 1-facing Zuspannseite 30c of the pressure plate 30 is a central, here circular recess 30a formed with a continuous slot 30b.
- the slot 30b extends horizontally from the center of the recess 30a to the right to the side.
- a bolt-shaped projection 23a with a head 23b in T-shape is mounted eccentrically.
- the pressure plate 30 is with its pressure side 30d with unspecified pressure sections on the pressure side 4b of the lining carrier plate 4 of the application side brake pad 3, wherein the pressure piece 23 of the plunger 22 is received in the recess 30a of the pressure plate 30.
- the T-shaped projection 23a extends through the slot 30b and communicates with its head 23b with the T-groove 32 of the projection 31 of the lining carrier plate 4 in a form-locking engagement.
- this pad reset unit 81 is as described above in connection with FIG. Again, an adhesive bond may be possible instead of or in addition to the positive connection.
- FIG. 17 shows the underside of a disk brake 10 with the pressure plate 30 according to FIG. 16.
- FIG. 18 shows a sectional view of the disk brake 10 FIG. 17.
- the pressure plate 30 is guided over two mutually parallel guide rods 34 in the axial direction parallel to the brake disc axis of rotation 2a on the underside of Zuspannabitess 1 1 of the caliper 1.
- the guide rods 34 are on the outer sides of the pressure plate 30 on the left and right in the region of an underside 30e of the pressure plate 30 in an nem guide projection 35 with its brake-disk-side rod ends 34 a attached and fixed axially in one direction.
- the guide rods 34 each extend through a guide portion 14a, 14b on the underside of the application section 1 1 parallel and symmetrical to the brake disc axis of rotation 2a therethrough to about the middle of Zuspannabitess 1 1. They protrude freely from the guide portions 14a, 14b, in which the guide rods 34 are mounted axially displaceable.
- a force storage element 33 is pushed in the form of a compression spring on the respective free portion of the guide rods 34 under tension. Due to the prestressed force storage elements 33, they exert on the other rod ends 34b below the application section 11 each a pressure force in the axial direction parallel to the brake disc rotation axis 2a. This pressing force presses the guide rods 34 away from the brake disk 2 in the axial direction, with the guide rods 34 each exerting a tensile force on the pressure plate 30 in the direction of the application section 11 with their brake disk side rod ends 34a.
- the force-storing elements 33 are further pre-tensioned on the guide rods 34, since the pressure plate 30 moves them toward the brake disk 2 via the guide rods 34 fixed axially in one direction.
- the pressure plate 30 is then again taken over the one-sided axial connection of the brake-disk-side rod ends 34a of the guide rods 34 and also reset.
- the positive connection or adhesive connection between the pressure plate 30 and lining carrier plate 4 of the application-side brake pad 3 may be provided according to Figure 16. Thereby, the above-described provision of the pressure plate 30 is transmitted to the application-side brake pad 3, and this is also moved away from the brake disc 2.
- this pad restoring unit 81 are on the underside of the pad carrier plate 4 of the application-side brake pad 3 and thus below the center of gravity, whereby a possible tilting moment of the brake pad 3 caused by a spreading device 80 is prevented.
- FIG. 19 shows a pad return unit 81 'of the back-side brake pad 3', wherein the pad carrier plate 4 has side areas which are elongated upwards and which serve as guide projections 35 for holding a respective guide rod 34.
- the guide rods 34 are axially fixed in one direction in the guide projections 35 with brake-disk-side rod ends 34a and extend over the seat back 12 of the brake caliper 1 in the axial direction parallel to the brake disk rotational axis 2a.
- the suddenlysvor- jumps 35 of the lining carrier plate 4 12 further guide projections 36 of the saddle back 12 are arranged opposite to the saddle back.
- the guide rods 34 are each slidably mounted in the guide projections 36 of the saddle back 12 and further extend over the saddle back 12 of the brake disc 2 pioneering.
- the guide rods 34 form an axial guide of the back side
- the saddle back 12 moves away from the brake disc 2 and the back-side brake pad 3 'is taken over the one-sided axial connection of the brake disc side rod ends 34a of the guide rods 34 and reset.
- the restoring element 38 is fastened in a prestressed manner to the saddle back 12 of the brake caliper 1 by screwing on a rear-side end section 20b of the pad retaining strap 20 and exerts a compressive force on the backrest.
- side brake pad 3 'in such a way that it is pressed in a direction away from the brake disk 2 against the saddle back 12.
- the restoring element 38 here comprises a spring arm 38a with a pressure surface 38e, connecting sections 38b and 38c, and a fastening section 38d.
- the spring arm 38a of the restoring element 38 is arranged on the lining side 4a of the lining carrier plate 4 of the back-side brake pad 3 'in a slot of the friction lining 5 so that the spring arm 38a rests with its pressure surface 38e on the lining side 4a of the lining carrier plate 4.
- the spring arm 38a extends in the course of the transverse axis of the lining carrier plate 4 down to approximately in the region of the center of gravity or in the vicinity of the central friction radius.
- An upper end of the spring arm 38a is bent by about 90 ° and merges into the first connecting portion 38b, which extends through the opening 4h below the clamping member 37 and then connected to the approximately vertically upwardly facing second connecting portion 38c.
- the second connecting portion 38c extends over an abutment portion 12a on the inside of the saddle back 12 and is bent at its upper end, wherein it merges into the axially extending attachment portion 38d.
- the attachment portion 38d is located below a bottom surface 20c of the back side end portion 20b of the pad retainer 20 and on a flat support surface 12b of the saddle spine 12.
- the end portion 20b of the pad retainer 20 and the underlying attachment portion 38d of the restoring member 38 are secured by a fastener 15b, e.g. a screw attached to the saddle back 12.
- the fastening element 15b extends through a through opening through the fastening section 38d of the restoring element 38.
- the saddle back 12 moves away from the brake disc 2 and the back-side brake pad 3 'is taken over the spring arm 38a of the return element 38 and reset.
- the pad restoring unit 81 'of the back-side brake pad 3 is formed by coupling sections 39 of the saddle back 12 of the caliper 1.
- the coupling portions 39 are located in corner regions of the opening 9 between a respective tension strut 13 and the saddle back 12 each at an upper corner of the lining carrier plate 4 of the back-side brake pad 3 '.
- the coupling sections 39 each have a vertical groove 40, which is delimited on the brake disk side by a vertically extending edge 40a and on the back side by a section of the saddle back 12.
- the lining carrier plate 4 of the back-side brake pad 3 ' is in contact with upper corner regions of its respective side sections 4g, each with a groove 40, these corner regions of the side sections 4g being arranged between the rim 40a and the saddle back 12.
- the saddle back 12 moves away from the brake disc 2 and the back-side brake pad 3 'is taken through the edges 40 a of the grooves 40 and reset.
- pad restoring units 81 have been described for the application-side brake pad 3. Due to the functioning of the disc brake 10 with the caliper 1 in floating caliper design, it is necessary that the force storage elements 24 of the pad resetting units 81 of the application side brake pad 3 can compensate for the entire wear path of the application side brake pad 3, whereas the spring forces of the pad resetting units 81 'of Figures 19 to 21 need only be designed for a fixed bias.
- the disc brakes 10 can be provided only with the spreading device 80 or only with one or two restoring units 81, 81 '. But it is also possible that the disc brake 10 with the spreader 80 and only one or two reset units 81, 81 'may be equipped.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016120481.1A DE102016120481A1 (de) | 2016-10-27 | 2016-10-27 | Scheibenbremse für ein Nutzfahrzeug und Bremsbelagsatz |
PCT/EP2017/076779 WO2018077728A1 (de) | 2016-10-27 | 2017-10-19 | Scheibenbremse für ein nutzfahrzeug und bremsbelagsatz |
Publications (1)
Publication Number | Publication Date |
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EP3532744A1 true EP3532744A1 (de) | 2019-09-04 |
Family
ID=60186263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP17791028.8A Withdrawn EP3532744A1 (de) | 2016-10-27 | 2017-10-19 | Scheibenbremse für ein nutzfahrzeug und bremsbelagsatz |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3532744A1 (de) |
CN (1) | CN109891114A (de) |
DE (1) | DE102016120481A1 (de) |
WO (1) | WO2018077728A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022103864A1 (de) | 2022-02-18 | 2023-08-24 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse für ein Nutzfahrzeug und Montagewerkzeug |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017129672A1 (de) * | 2017-12-12 | 2019-06-13 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse für ein Nutzfahrzeug und Bremsbelagsatz |
IT201800005504A1 (it) * | 2018-05-18 | 2019-11-18 | Assieme di pastiglia e molla per freno a disco, pinza freno e metodo di assemblaggio | |
CN109099078B (zh) * | 2018-09-14 | 2020-09-15 | 柳工柳州传动件有限公司 | 盘式制动器 |
CN117605773A (zh) | 2018-12-18 | 2024-02-27 | 沃尔沃卡车集团 | 车轮制动装置 |
DE102019131840A1 (de) * | 2019-11-25 | 2021-05-27 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse für ein Nutzfahrzeug |
DE102020204930A1 (de) * | 2020-04-17 | 2021-10-21 | Mando Corporation | Rückholfeder zum Zurückziehen eines Bremsklotzes |
GB2603821B (en) * | 2021-06-10 | 2023-06-28 | Mei Brakes Ltd | Air disc brake for a road vehicle |
DE102021121995A1 (de) * | 2021-08-25 | 2023-03-02 | Zf Cv Systems Europe Bv | Scheibenbremse für ein Kraftfahrzeug |
DE102023201794A1 (de) | 2023-02-28 | 2024-08-29 | Robert Bosch Gesellschaft mit beschränkter Haftung | Elektromechanische Bremse mit Kurvensteuerung |
Family Cites Families (16)
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DE4119928C2 (de) * | 1991-06-17 | 2000-11-30 | Perrot Bremse Gmbh Deutsche | Gleitsattel-Scheibenbremse mit Rückstelleinrichtung |
DE4301621C2 (de) | 1992-01-28 | 2001-03-15 | Continental Teves Ag & Co Ohg | Schwimmsattel-Scheibenbremse mit Spreizfedern für die Bremsbacken |
DE4304616A1 (de) * | 1993-02-16 | 1994-08-18 | Daimler Benz Ag | Scheibenbremse für die Räder eines Kraftfahrzeuges |
JPH09210104A (ja) * | 1996-01-31 | 1997-08-12 | Akebono Brake Ind Co Ltd | ディスクブレーキのラトルスプリング |
US6920965B2 (en) * | 2000-10-18 | 2005-07-26 | Continental Teves Ag & Co. Ohg | Spot-type disc brake with a spring assembly for a brake pad |
EP1532381A4 (de) * | 2002-06-28 | 2006-05-03 | Akebono Corp North America | Scheibenbremse mit verbesserter belagklemme und belagrückstellfeder |
DE102004039141B4 (de) * | 2004-08-12 | 2006-08-24 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Elektromechanisch oder pneumatisch betätigbare Scheibenbremse, insbesondere für ein Nutzfahrzeug |
SE530705C2 (sv) * | 2006-12-22 | 2008-08-19 | Scania Cv Abp | Sätt och anordning vid skivbroms jämte fordon |
DE102007001213B4 (de) | 2007-01-05 | 2008-09-04 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse, insbesondere für ein Nutzfahrzeug |
DE102012006111A1 (de) | 2012-03-26 | 2013-09-26 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse, insbesondere für ein Nutzfahrzeug |
DE102012006083A1 (de) * | 2012-03-26 | 2013-09-26 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse, insbesondere für ein Nutzfahrzeug |
BR112015005787B1 (pt) * | 2012-09-25 | 2022-02-22 | Hitachi Astemo, Ltd | Freio a disco |
ITPD20120398A1 (it) * | 2012-12-20 | 2014-06-21 | Freni Brembo Spa | Pinza per freno a disco |
US9261152B2 (en) | 2013-05-14 | 2016-02-16 | Akebono Brake Corporation | Coiled spreader spring |
DE202016102686U1 (de) * | 2015-06-15 | 2016-06-23 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse für ein Nutzfahrzeug und Bremsbelagsatz |
DE102016004516A1 (de) * | 2016-04-13 | 2017-10-19 | Wabco Europe Bvba | Scheibenbremse, insbesondere für Nutzfahrzeuge |
-
2016
- 2016-10-27 DE DE102016120481.1A patent/DE102016120481A1/de active Pending
-
2017
- 2017-10-19 CN CN201780067300.3A patent/CN109891114A/zh active Pending
- 2017-10-19 WO PCT/EP2017/076779 patent/WO2018077728A1/de unknown
- 2017-10-19 EP EP17791028.8A patent/EP3532744A1/de not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022103864A1 (de) | 2022-02-18 | 2023-08-24 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse für ein Nutzfahrzeug und Montagewerkzeug |
Also Published As
Publication number | Publication date |
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CN109891114A (zh) | 2019-06-14 |
DE102016120481A1 (de) | 2018-05-03 |
WO2018077728A1 (de) | 2018-05-03 |
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