CN201141410Y - Braking clamp with parking braking - Google Patents
Braking clamp with parking braking Download PDFInfo
- Publication number
- CN201141410Y CN201141410Y CNU2008200821605U CN200820082160U CN201141410Y CN 201141410 Y CN201141410 Y CN 201141410Y CN U2008200821605 U CNU2008200821605 U CN U2008200821605U CN 200820082160 U CN200820082160 U CN 200820082160U CN 201141410 Y CN201141410 Y CN 201141410Y
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- caliper
- multiple thread
- swivel nut
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Abstract
The utility model provides a brake caliper with parking brake, which belongs to the technical field of vehicle machinery. The brake caliper solves the problems that the difficulty of processing and assembly of the prior brake caliper is high, and leakage is caused because the piston hole wall is scratched by the clamping ring of the fixing the spring seat. The brake caliper with parking brake comprises a caliper body, a rock arm, a brake plate, and a piston which can push the brake plate to brake, wherein a multiple thread screw on which a multiple thread insert is nested is arranged between the rock arm and the piston, and one end surface of the multiple thread insert is propped against the piston, and a transmission mechanism is arranged between the other end of the multiple thread insert, and the rock arm,, the caliper body is split-type structure, namely, a main caliper body, and an auxiliary caliper body fixedly connected with the main caliper body, the multiple thread screw penetrates through the main caliper body and the auxiliary caliper body, and the piston is arranged in the main caliper body, the rock arm is arranged at one side of the auxiliary caliper body, and a resetting spring with both ends respectively acted on the main caliper body and the multiple thread screw is covered on the multiple thread screw in the auxiliary caliper body. The brake caliper with parking brake has the advantages that the gap caused after the brake plate is worn can be automatically compensated, the assembly is easy and the structure is simple.
Description
Technical field
The utility model belongs to the automobile mechanical technical field, relates to a kind of brake calipers, particularly a kind of brake calipers with parking braking.
Background technique
The brake calipers of the band parking braking of known use all has the gap between automatic compensation braking plate wearing and tearing back and the brake disc, as Chinese patent application number is 200310110216.5 " disk type braker of band parking braking ejects and compensation mechanism " by name, it discloses piston, cylinder body, the friction plate screw mandrel, the rectangle nut, elastic element, rotating shaft etc., wherein, rotating shaft can be rotated but can not be moved axially, the external part of rotating shaft is connected with outside brake pulling wire, the end that rotating shaft is provided with leading screw stretches in cylinder body and the piston, rotating shaft has the leading screw part to screw with the rectangle nut, and bearing and elastic element are housed outside the rectangle nut, be provided with junction plane between rectangle nut one end and the piston.During work, the oil in the cylinder body promotes piston and the rectangle nut is preceding simultaneously and then the realization brake.Rotating shaft during Parking promotes the rectangle nut and makes piston-advance and form braking.And when brake block wore and tore, rotating shaft was motionless, and the rectangle nut produces the rotation that is used to compensate automatically under the effect of spring, thereby guarantees working condition.
But move with piston owing to the rectangle nut during brake, the teeth of rectangle nut and the teeth on the leading screw are clashed into mutually and shortened the life-span, and this patent countershaft can not move axially higher requirement, but nut can apply axial power by countershaft, and this mechanism stability is had considerable influence.And the rotation number of degrees of rotating shaft are unqualified, can cause nut exceedingly to compress piston, cause the damage of part.
For this reason, as Chinese patent application number is that 03252989.9 " brake calipers of band parking braking " by name discloses another kind of design, it discloses cylinder body, piston, oil inlet hole, seal ring and brake slipper, the parking and braking mechanism that is arranged in the cylinder body comprises hand braking torque arm, steel ball seat, push rod, multiple thread screw, the bull swivel nut, return spring and spring seat, spring seat passes through collar, steel ball seat, stop pin and cylinder body are connected, the push rod right-hand member passes steel ball seat successively versatilely and is provided with the middle shallow raceway in both sides deeply that is that matches, steel ball is set in raceway, multiple thread screw that is threaded each other and bull swivel nut are against on the steel ball dish right-hand member of multiple thread screw, the bull swivel nut is against on the piston, and an end of return spring is against on the spring seat.The other end is against on the multiple thread screw, and in being threaded between multiple thread screw and bull swivel nut, the axial clearance between the spiral shell tooth screw channel is greater than the gap between piston and the brake slipper.
This brake calipers compensate for clearance automatically after brake pads wear, but also there is following shortcoming in the brake calipers of this band parking braking: the one, cylinder body is an integral structure, therefore, the hole that is used to adorn piston will process deeply, has increased the difficulty of processing; The 2nd, because piston hole is deep, need lean on perception just can find pin-and-hole with stop pin stationary balls seat, increased the difficulty of assembling; The 3rd, the collar of fixing spring seat can only assemble in cylinder body, so just scratches the piston hole wall easily so that causes leakage.
Also having Chinese patent application number is that 01805802.7 " cylinder body of the disk type braker of band parking and braking mechanism " by name discloses the parking and braking mechanism design proposal and also have above-mentioned problem.
Summary of the invention
The purpose of this utility model is at the above-mentioned defective of existing Parking Brake, and a kind of brake calipers that can compensate gap after the braking plate wearing and tearing, assembling easily, band parking braking simple in structure automatically is provided.
The purpose of this utility model can realize by following technical proposal: a kind of caliper with parking braking; Comprise caliper; Rocking arm; Brake(-holder) block and the piston that can promote the brake(-holder) block braking; Described brake(-holder) block is arranged on end one side of piston and contacts with piston; Described rocking arm is arranged on the sidepiece of caliper; Piston is arranged in the caliper; A multiple-threaded screw is housed between above-mentioned rocking arm and the piston; The threaded end of this multiple-threaded screw extend into the bull swivel nut that is connected by screw thread with multiple-threaded screw in the piston and at this end cover; This bull swivel nut is limited in the piston and one end is resisted against on the piston; Between the other end of multiple-threaded screw and rocking arm, be provided with and promote multiple-threaded screw to the transmission mechanism of brake(-holder) block direction motion; It is characterized in that; Described caliper is split-type structural; The secondary caliper that is respectively main clamper body and is connected with main clamper body; Above-mentioned multiple-threaded screw is arranged in main clamper body and the secondary caliper; Piston is loaded in the main clamper body; Rocking arm is arranged on secondary caliper one side, and multiple-threaded screw in secondary caliper cover has two ends to act on respectively back-moving spring on main clamper body and the multiple-threaded screw.
The brake calipers of this band parking braking can be braked when driving and Parking.During service brake, the oil in the brake calipers promotes piston and multiple thread screw moves to braking plate together, makes car brakeing, and under the effect of Returnning spring, multiple thread screw pulling bull swivel nut and piston were got back to original position after braking was finished.During parking braking, the pulling rocking arm, rocking arm promotes multiple thread screw by driving mechanism, and multiple thread screw promotes piston by the bull swivel nut and moves to the braking plate direction, makes braking plate clamp brake disc and realizes braking.Because between multiple thread screw and the bull swivel nut is to be threaded, this is threaded and is generally zigzag being threaded, simultaneously, the bull swivel nut withstands on the piston, make the frictional force that produces on bull swivel nut and the piston prevent that the bull swivel nut from rotating, promoting piston in the process that the braking plate direction moves, the relative position between multiple thread screw and the bull swivel nut can not change, and has guaranteed the reliability of parking braking.The rocking arm that resets, driving mechanism also resets thereupon, and under the effect of Returnning spring, multiple thread screw is resisted against on the driving mechanism again, and the gap between the multiple thread is in the direction of brake caliper piston return, can not hinder the return of brake caliper piston.
After the braking plate wearing and tearing, the brake clearance between braking plate and the brake disc can increase.And when service brake, the bull swivel nut can rotate some more under the effect of hydraulic pressure and Returnning spring makes the excessive gap of parking braking be compensated on braking plate piston head.
In above-mentioned a kind of brake calipers with parking braking, described bull swivel nut is with retaining spring outward, and this retaining spring one end acts on the bull swivel nut, and the other end acts on the piston.This retaining spring is used to guarantee that interior each assembly of piston and piston are in metastable position, thereby guarantees that the parking braking gap is in steady state.
In above-mentioned a kind of brake calipers with parking braking, the side of described bull swivel nut outer ring is provided with the convex shoulder of annular, is fixed with back-up ring on the inner side surface of piston, and the two ends of above-mentioned retaining spring withstand on respectively on convex shoulder and the back-up ring.
In above-mentioned a kind of brake calipers, be with bearing between the end of the convex shoulder on the described bull swivel nut outer ring and the close convex shoulder of retaining spring with parking braking.Frictional force when the cover upper bearing (metal) can reduce the rotation of bull swivel nut on the bull swivel nut.
In above-mentioned a kind of brake calipers with parking braking, described driving mechanism comprises steel ball, be equipped with inclined plane groove decide steel ball seat and moving steel ball seat, moving steel ball cover for seat is loaded on the multiple thread screw and with multiple thread screw fixes, deciding the steel ball seat is fixed on the secondary caliper, described steel ball is installed in the above-mentioned inclined plane groove, and multiple thread screw passes to be decided steel ball seat and secondary caliper and rocking arm and link.The pulling rocking arm, by multiple thread screw the steel ball seat is rotated, because steel ball is in the loading ramp groove, along with the rotation of moving steel ball seat, steel ball rises on the inclined-plane steel ball seat is moved to the braking plate direction, and the multiple thread screw of fixing with moving steel ball seat also moves to the braking plate direction.
In above-mentioned a kind of brake calipers with parking braking, described multiple thread screw is provided with belt convex edge, and an end of above-mentioned Returnning spring withstands on the convex edge, is with bearing on the multiple thread screw between convex edge and the Returnning spring.When bearing being installed reducing spring reset and the frictional force of convex edge.
In above-mentioned a kind of brake calipers with parking braking, described piston is a tubular, and one end is a sealing surface, and above-mentioned bull swivel nut is resisted against on the inner side surface of sealing surface, and the outer side surface of sealing surface contacts with braking plate.Oil can enter from the other end of piston, and acts on the sealing surface and to promote piston and move.
In above-mentioned a kind of brake calipers, be provided with seal ring between described piston and the main clamper body with parking braking.Prevent that oil from letting out between piston and main clamper body.
In above-mentioned a kind of brake calipers, be provided with the dust protection rubber circle between described piston and the main clamper body with parking braking.Prevent that thereby dust from causing damage to part from entering caliper between piston and the main clamper body.
In above-mentioned a kind of brake calipers, be provided with seal ring between described multiple thread screw and the main clamper body with parking braking.Prevent that oil from letting out between multiple thread screw and main clamper body.
Compared with prior art, the brake calipers of this band parking braking has following advantage:
1, because caliper is made split-type structural, it is superficial that the piston hole on main clamper body just can be processed, and processing becomes easily, has reduced and has made cost.
2, because caliper is a split-type structural, piston assembly can be in common caliper be pressed into the main clamper body piston hole, and the multiple thread screw main clamper body of can packing into from the outside, can not scratch piston hole, prevented that the piston fitting surface is owing to scratching the hydraulic pressure leakage that causes, driving mechanism can be packed in secondary caliper, assembles easyly, has improved speed of production.
3, realize clearance automatic compensation by multiple thread screw and bull swivel nut, its mode that compensates automatically is by the hydraulic braking of driving hydraulic pressure multiple thread screw to be produced relative pulling force with the bull swivel nut, make the bull swivel nut rotate that a segment distance realizes more, simple in structure.
4, seal ring is set and prevents that oil is revealed in the caliper, and the dust protection rubber circle is set prevents that dust from entering in the caliper, improved this security of products and life-span.
Description of drawings
Fig. 1 is the structural representation of the brake calipers of this band parking braking.
The structural representation of Screw Thread Fit Clearance when Fig. 2 is the middle hydraulic braking of brake calipers of this band parking braking.
Among the figure, caliper 1, main clamper body 1a, secondary caliper 1b, rocking arm 2, braking plate 3, piston 4, sealing surface 41, multiple thread screw 5, convex edge 51, bull swivel nut 6, convex shoulder 61, seal ring 7, dust protection rubber circle 8, back-up ring 9, bearing 10, retaining spring 11, packing ring 12, decide steel ball seat 13, steel ball 14, moving steel ball seat 15, mobile gasket 16, Returnning spring 17, decide pad 18, brake disc 19.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, the brake calipers of this band parking braking has service brake and two kinds of functions of parking braking, is used for the braking on the automobile.The brake calipers of this band parking braking comprises caliper 1, rocking arm 2, braking plate 3, piston 4, multiple thread screw 5, bull swivel nut 6 and is used to promote driving mechanism of multiple thread screw 5 etc.
Specifically, caliper 1 is a split-type structural, be respectively main clamper body 1a and the secondary caliper 1b of fixedlying connected with main clamper body 1a, main clamper body 1a is provided with the jaw of U-shaped, on jaw, be equipped with two and can draw close mobile braking plate 3 mutually, brake disc 19 is arranged between two braking plates 3, be provided with the piston 4 that can in main clamper body 1a, slide near in the main clamper body 1a of one of them braking plate 3, this piston 4 is cylindric, one end is a sealing surface 41, and the oil in the main clamper body 1a can not gone out from this face leakage.The outer side surface of sealing surface 41 contacts with braking plate 3.Prevent that oil is from letting out seal ring 7 and prevent that dust is from entering the dust protection rubber circle 8 of caliper 1 between piston 4 and the main clamper body 1a between piston 4 and the main clamper body 1a being provided with between piston 4 and the main clamper body 1a.
When piston 4 was subjected to hydraulic pressure, bull swivel nut 6 broke away from piston 4 sealing surfaces 41, multiple thread screw 5 and bull swivel nut 6 relative deviate from can become owing to the effect of bearing 10 smooth.Be provided with back-up ring 9 between bull swivel nut 6 and the piston 4, decide pad 18, after mobile gasket 16, retaining spring 11 and the bearing 10, just guaranteed the relative fixed of two positions, can not break away from piston 4 because of the active force of multiple thread screw 5.The piston 4 return amounts that screw thread axial fit clearance between multiple thread screw 5 and the bull swivel nut 6 causes greater than seal ring 7 metamorphosiss.Brake clearance on the just general normal meaning of the return amount of piston 4, after water brake finishes, the return direction of piston 4 is consistent with multiple-threaded matching gap direction, like this under the brake clearance normal condition, water brake can not influence the relative position between multiple thread screw 5 and the bull swivel nut 6, thereby has avoided the generation of being with the situation of stopping that drags of break.
The other end of multiple thread screw 5 penetrates in the secondary caliper 1b, be provided with between multiple thread screw 5 and the main clamper body 1a prevent oil from the seal ring 7 that lets out between multiple thread screw 5 and the main clamper body 1a.Be provided with belt convex edge 51 on the end of the multiple thread screw 5 in secondary caliper 1b, and on the multiple thread screw 5 between convex edge 51 and the main clamper body 1a, be with Returnning spring 17, packing ring 12, bearing 10 successively, one end of this Returnning spring 17 acts on the convex edge 51 by packing ring 12 and bearing 10, and the other end acts on the main clamper body 1a.The effect of bearing 10 and packing ring 12 is the frictional force of when reducing spring reset and convex edge 51.
This secondary caliper 1b inner hollow, rocking arm 2 is arranged on the side of secondary caliper 1b, is provided with driving mechanism in the other end of multiple thread screw 5 and the secondary caliper 1b between the rocking arm 2, and the torsion of rocking arm 2 is converted into thrust to multiple thread screw 5.Driving mechanism comprises steel ball 14, be equipped with inclined plane groove decide steel ball seat 13 and moving steel ball seat 15, moving steel ball seat 15 is set on the multiple thread screw 5 and with multiple thread screw 5 and fixes, decide in the endoporus that steel ball seat 13 is fixed on secondary caliper 1b and be sleeved on the multiple thread screw 5, not with multiple thread screw 5 rotations, between the inclined plane groove of steel ball 14 is installed on fixed, moving steel ball seat 15, multiple thread screw 5 passes to be decided steel ball seat 13 and links with secondary caliper 1b and rocking arm 2.Multiple thread screw 5 is resisted against on the moving steel ball seat 15 convex edge 51 under Returnning spring 17 effects.Pulling rocking arm 2 rotates steel ball seat 15 by multiple thread screw 5, because steel ball 14 is to be contained in the inclined plane groove, along with the rotation of steel ball seat 13, steel ball 14 rises and moving steel ball seat 15 of promotion and multiple thread screw 5 on the inclined-plane.
During service brake, under the normal situation of brake clearance, the oil in the brake calipers promotes piston 4 moves braking plate 3, finally allows braking plate 3 brake, and braking is finished back piston 4 under the distortion reset response of seal ring 7, produces return, and brake clearance is replied.Because brake clearance is a very little distance, this distance value is less than the Screw Thread Fit Clearance between multiple thread screw 5 and the bull swivel nut 6, multiple thread screw 5 positions are not changed, bull swivel nut 6 is resisted against all the time on piston 4 sealing surfaces 41 and does not rotate, thereby the relative position between multiple thread screw 5 and the bull swivel nut 6 can not change yet, and guaranteed normal brake clearance.As shown in Figure 2, during braking, a side at Screw Thread Fit Clearance place; Do not brake or during Parking, Screw Thread Fit Clearance is in opposite side.
During parking braking, spur rocking arm 2; rocking arm 2 promotes multiple thread screw 5 by driving mechanism and moves to the direction of braking plate 3; the pressure effect that in this process braking plate 3 is produced realizes by bull swivel nut 6 and piston 4 successively; drive the rotation of multiple thread screw 5 in this process owing to the rotation of rocking arm 2; and owing to be to be to be threaded between multiple thread screw 5 and the bull swivel nut 6; bull swivel nut 6 end faces and piston 4 sealing surfaces 41 have frictional force to exist; so bull swivel nut 6 can not rotate; and multiple thread screw 5 should be to rotate to the direction that screw thread screws out in rotary course; so just can help parking braking, increase the Parking stroke.Rocking arm 2 resets, multiple thread screw 5 counterrotatings, relative position between multiple thread screw 5 and the bull swivel nut 6 is returned to the position of Parking initial the time, simultaneously under the effect of Returnning spring 17, driving mechanism also resets thereupon, multiple thread screw 5 is withdrawn into the Parking initial position, again be resisted against on the driving mechanism, because the existence of multiple thread matching gap and seal ring 7 resiliently deformables, the bull swivel nut 6 that is fixed on piston 4 inside with piston 4 under the resiliently deformable reset response of the rectangular seal 7 that rubber material is manufactured, produce return, brake clearance is also just replied thereupon, end of braking.
After braking plate 3 wearing and tearing, the gap can appear between braking plate 3 and the piston 4, when the driving hydraulic braking, bull swivel nut 6 is followed piston 4 and is subjected to power towards braking plate 3 directions, multiple thread screw 5 is subjected to the power of plugging sheet 3 directions that Returnning spring 17 produces because of distortion, this power can spur bull swivel nut 6 with 5 motions of multiple thread screw, this is two rightabout power, the elastic force that is produced when Returnning spring 17 distortion is enough to make the retaining spring 11 piston 4 in to produce when being out of shape, bull swivel nut 6 end faces break away from piston 4 sealing surfaces 41, at this moment under the booster action of bearing 10, multiple thread is zigzag screw thread, under these two rightabout active forces, throw off an elongated segment distance mutually, up to pushing down braking plate 3 again, after hydraulic braking was removed, normal brake clearance was rebuild; Braking plate 3 is owing to the excessive gap that wearing and tearing produce also is compensated owing to bull swivel nut 6 rotates a segment distance of deviating to extend.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper uses caliper 1, main clamper body 1a, secondary caliper 1b, rocking arm 2, braking plate 3, piston 4, sealing surface 41, multiple thread screw 5, convex edge 51, bull swivel nut 6, convex shoulder 61, seal ring 7, dust protection rubber circle 8, back-up ring 9, bearing 10, retaining spring 11, packing ring 12, decides steel ball seat 13, steel ball 14, moving steel ball seat 15, mobile gasket 16, Returnning spring 17, decide term such as pad 18 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (10)
1; A kind of caliper with parking braking; Comprise caliper (1); Rocking arm (2); Brake(-holder) block (3) and can promote the piston (4) of brake(-holder) block (3) braking; Described brake(-holder) block (3) is arranged on end one side of piston (4) and contacts with piston (4); Described rocking arm (2) is arranged on the sidepiece of caliper (1); Piston (4) is arranged in the caliper (1); Between above-mentioned rocking arm (2) and the piston (4) multiple-threaded screw (5) is housed; The threaded end of this multiple-threaded screw (5) extend into the bull swivel nut (6) that is connected by screw thread with multiple-threaded screw (5) in the piston (4) and at this end cover; This bull swivel nut (6) is limited in the piston (4) and one end is resisted against on the piston (4); Between the other end of multiple-threaded screw (5) and rocking arm (2), be provided with and promote multiple-threaded screw (5) to the transmission mechanism of brake(-holder) block (3) direction motion; It is characterized in that; Described caliper (1) is split-type structural; The secondary caliper (1b) that is respectively main clamper body (1a) and is connected with main clamper body (1a); Above-mentioned multiple-threaded screw (5) is arranged in main clamper body (1a) and the secondary caliper (1b); Piston (4) is loaded in the main clamper body (1a); Rocking arm (2) is arranged on secondary caliper (1b) side, and multiple-threaded screw (5) in secondary caliper (1b) cover has two ends to act on respectively back-moving spring (17) on main clamper body (1a) and the multiple-threaded screw (5).
2, a kind of brake calipers with parking braking according to claim 1 is characterized in that, described bull swivel nut (6) is outer to be with retaining spring (11), and these retaining spring (11) one ends act on the bull swivel nut (6), and the other end acts on the piston (4).
3, a kind of brake calipers according to claim 2 with parking braking, it is characterized in that, the side of described bull swivel nut (6) outer ring is provided with the convex shoulder (61) of annular, be fixed with back-up ring (9) on the inner side surface of piston (4), the two ends of above-mentioned retaining spring (11) withstand on respectively on convex shoulder (61) and the back-up ring (9).
4, a kind of brake calipers with parking braking according to claim 3 is characterized in that, convex shoulder (61) on described bull swivel nut (6) outer ring and retaining spring (11) are with bearing (10) near between the end of convex shoulder (61).
5, according to any described a kind of brake calipers of claim 1 to 4 with parking braking, it is characterized in that, described driving mechanism comprises steel ball (14), be equipped with inclined plane groove decide steel ball seat (13) and moving steel ball seat (15), moving steel ball seat (15) is set in multiple thread screw (5) and upward and with multiple thread screw (5) fixes, deciding steel ball seat (13) is fixed on the secondary caliper (1b), described steel ball (14) is installed in the above-mentioned inclined plane groove, and multiple thread screw (5) passes to be decided steel ball seat (13) and secondary caliper (1b) and link with rocking arm (2).
6, according to any described a kind of brake calipers of claim 1 to 4 with parking braking, it is characterized in that, described multiple thread screw (5) is provided with belt convex edge (51), one end of above-mentioned Returnning spring (17) withstands on the convex edge (51), is with bearing (10) on the multiple thread screw (5) between convex edge (51) and the Returnning spring (17).
7, according to any described a kind of brake calipers of claim 1 to 4 with parking braking, it is characterized in that, described piston (4) is a tubular, one end is sealing surface (41), above-mentioned bull swivel nut (6) is resisted against on the inner side surface of sealing surface (41), and the outer side surface of sealing surface (41) contacts with braking plate (3).
8, a kind of brake calipers with parking braking according to claim 7 is characterized in that, is provided with seal ring (7) between described piston (4) and the main clamper body (1a).
9, a kind of brake calipers with parking braking according to claim 7 is characterized in that, is provided with dust protection rubber circle (8) between described piston (4) and the main clamper body (1a).
10, according to claim 1 to 4 any one or 8 or 9 described a kind of brake caliperss, it is characterized in that, be provided with seal ring (7) between described multiple thread screw (5) and the main clamper body (1a) with parking braking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200821605U CN201141410Y (en) | 2008-01-14 | 2008-01-14 | Braking clamp with parking braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200821605U CN201141410Y (en) | 2008-01-14 | 2008-01-14 | Braking clamp with parking braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201141410Y true CN201141410Y (en) | 2008-10-29 |
Family
ID=40069122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200821605U Expired - Fee Related CN201141410Y (en) | 2008-01-14 | 2008-01-14 | Braking clamp with parking braking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201141410Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994165A (en) * | 2014-03-08 | 2014-08-20 | 芜湖伯特利汽车安全系统有限公司 | Calipers with parking function |
| CN106907410A (en) * | 2017-04-25 | 2017-06-30 | 玉环凯凌集团有限公司 | A kind of caliper |
| CN107859701A (en) * | 2017-12-04 | 2018-03-30 | 吉林东光奥威汽车制动系统有限公司 | A kind of split type parking brake caliper |
-
2008
- 2008-01-14 CN CNU2008200821605U patent/CN201141410Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994165A (en) * | 2014-03-08 | 2014-08-20 | 芜湖伯特利汽车安全系统有限公司 | Calipers with parking function |
| CN103994165B (en) * | 2014-03-08 | 2017-08-25 | 芜湖伯特利汽车安全系统股份有限公司 | A kind of clamp with parking braking function |
| CN106907410A (en) * | 2017-04-25 | 2017-06-30 | 玉环凯凌集团有限公司 | A kind of caliper |
| CN106907410B (en) * | 2017-04-25 | 2019-01-15 | 玉环凯凌集团有限公司 | A kind of caliper |
| CN107859701A (en) * | 2017-12-04 | 2018-03-30 | 吉林东光奥威汽车制动系统有限公司 | A kind of split type parking brake caliper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 |