CN106195063A - Aluminium alloy drum brake assembly - Google Patents
Aluminium alloy drum brake assembly Download PDFInfo
- Publication number
- CN106195063A CN106195063A CN201610779512.1A CN201610779512A CN106195063A CN 106195063 A CN106195063 A CN 106195063A CN 201610779512 A CN201610779512 A CN 201610779512A CN 106195063 A CN106195063 A CN 106195063A
- Authority
- CN
- China
- Prior art keywords
- brake
- plate
- aluminium alloy
- dust cover
- shoe
- 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.)
- Pending
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Classifications
-
- 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
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
- F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
- F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
-
- 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
- F16D65/08—Bands, shoes or pads; Pivots or supporting members therefor for internally-engaging brakes
-
- 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
- F16D65/08—Bands, shoes or pads; Pivots or supporting members therefor for internally-engaging brakes
- F16D65/09—Pivots or supporting members therefor
-
- 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
- F16D65/78—Features relating to cooling
- F16D65/82—Features relating to cooling for internally-engaging brakes
- F16D65/827—Features relating to cooling for internally-engaging brakes with open cooling system, e.g. cooled by air
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention belongs to automotive brake field, specifically disclose a kind of aluminium alloy drum brake assembly, including back-plate, brake cam, friction plate and two brake-shoes being oppositely arranged, described brake cam rotates and is arranged on back-plate, one end of two brake-shoes is all hinged with back-plate by backing pin shaft, the other end all offsets with brake cam, described brake-shoe is positioned at the both sides of back-plate, and between two brake-shoes, it is provided with the return springs resetted for brake-shoe, described friction plate is the friction plate of not uniform thickness, and friction plate is fixed on the outer surface of brake-shoe, described brake cam is serpentine, described back-plate and brake-shoe are aluminium alloy and make.Compared with traditional drum brake assembly, greatly improve the braking reliability of brake.
Description
Technical field
The invention belongs to automotive brake field.
Background technology
Brake, as the vitals of automobile, concerns vehicle performance and traffic safety.Automobile is generally divided into disc type brake
Device and drum brake two kinds.For drum brake, automobile brake steps on brake pedal mainly by driver, system
Hydrodynamic forces transmission is supplied to wheel cylinder, struts brake-shoe, and shoe brake rubs with brake drum, produces brake force.Work as driving
After member's releasing of brake pedal, the distress resolves in brake wheel cylinder, shoe brake return.
Number of patent application is the patent of invention of CN201220293359.9, discloses a kind of light stamping weldering shoes drum brake
Device, including having the air chamber support of air chamber, back-plate, two punching-welding shoe ferrum, described two punching-welding shoe ferrum one end pass through support shaft
Be rotatably connected with back-plate, air chamber support and back-plate are fixing to be connected, also includes fixing outside punching-welding shoe ferrum
Thick friction plate, the rotatable camshaft acting on two punching-welding shoe ferrum the other end being located on back-plate and be connected to two
The return spring resetted for the punching-welding shoe ferrum that will strut of punching-welding shoe ferrum end, described camshaft is by adjusting arm and air chamber phase
Even.
Above-mentioned patent improves retardation efficiency to a certain extent, but still there is the defect in following tripartite face:
1, reliability is the highest: brake or brake hard, often braking retardation, braking distance in the case of or long descending heavier at load
Longer, or after braking, return the most thoroughly causes to drag and stops, and there are major safety risks.
2, the weight of brake is big, causes vehicle fuel consumption high.
3, brake is when braking, and friction plate realizes braking with brake drum phase mutual friction, produces amount of heat so that braking
The service life of device is substantially reduced.
Therefore, it is badly in need of a kind of novel drum brake technology, to solve the defect of above-mentioned brake, promotes brake
Fast-developing.
Summary of the invention
It is an object of the invention to provide a kind of aluminium alloy drum brake assembly, reliable to improve the braking of brake
Property.
In order to achieve the above object, the base case of the present invention provides a kind of aluminium alloy drum brake assembly, including system
Dynamic base plate, brake cam, friction plate and two brake-shoes being oppositely arranged, described brake cam rotates and is arranged on back-plate
On, one end of two brake-shoes is all hinged with back-plate by backing pin shaft, and the other end all offsets with brake cam, described braking
Hoof is positioned between the both sides of back-plate, and two brake-shoes and is provided with the return springs resetted for brake-shoe, described friction
Sheet is the friction plate of not uniform thickness, and friction plate is fixed on the outer surface of brake-shoe, and described brake cam is serpentine, described braking
Base plate and brake-shoe are aluminium alloy and make.
The principle of this base case and having the beneficial effects that: this programme is ensureing that performance is not less than the premise of tradition material
Under, brake-shoe and back-plate all use high-strength aluminum alloy material to substitute traditional Q T450-10 material, realize greatly finishing
Structure lightweight, thus oil consumption is low, has high economic worth.Calculating by each car 4-6 root vehicle bridge, each car at least can loss of weight
100Kg.Weight saving directly produces oil-saving effect: by average every kilometer of oil consumption 1.5 liters, annual race 50000 kilometers, fuel-economizing ratio
Calculate by 5%, the annual at least fuel-economizing 3750 liters of each car；By domestic vehicles 10,000,000 calculating of sum, 37,500,000,000 can be saved every year
Rising, the direct economic benefit of generation is up to annual more than 200 more than hundred million.
Compared with traditional drum brake assembly, this programme is to substitute traditional black gold with non-ferrous metal (aluminium alloy)
Belong to (spheroidal graphite cast-iron), also save oil consumption simultaneously, decrease motor vehicle exhaust emission, thus safety and environmental protection.
Meanwhile, using S-shaped brake cam, shorten the braking response time, retardation efficiency can improve about 5%, corner
Deposit reaches 100 degree, reduces and adjusts arm adjustment number of times, and lays a good foundation for improving the wear-thickness of friction plate.Even if
Load is heavier or brake or brake hard in the case of long descending, owing to the overall weight of automobile reduces, and the inertia of automobile and gravity
The driving force of offer of component be also reduced, can effectively increase the braking ability of automobile.
Scheme two: based on this, scheme is preferred, described brake-shoe includes transverse slat and the stringer board being fixed on transverse slat, described
Reinforcement it is provided with between transverse slat and stringer board.Brake-shoe is all additionally arranged strengthening rib strip, from structure, ensure that braking ability is pacified
Complete reliable.
Scheme three: this is the preferred of scheme two, described transverse slat is provided with thermovent.On the one hand, thermovent can conveniently rub
The heat that sheet produces sheds rapidly, thus reduces the temperature of brake, increases the service life of friction plate；On the other hand, arrange
After thermovent, the material needed for brake-shoe reduces so that the weight of brake-shoe is reduced, and further decreases whole braking
The weight of device.
Scheme four: this is the preferred of scheme two, described stringer board is provided with the first louvre.First louvre can conveniently rub
The heat that sheet produces sheds rapidly, thus reduces the temperature of brake, increases the service life of friction plate；On the other hand, arrange
After first louvre, the material needed for brake-shoe reduces so that the weight of brake-shoe is reduced, and further decreases whole
The weight of brake.
Scheme five: this is the preferred of scheme two, also includes radiator fan, and described radiator fan is coaxially connected with brake drum,
And radiator fan is between two stringer boards.When brake drum rotates, fan is driven to rotate together, thus by the steam in whole device
Got rid of by the louvre on dust cover, it is achieved cooling.
Scheme six: this is the preferred of scheme five, also includes that dust cover, described dust cover are fixed on back-plate.Dust-proof
Cover can effectively avoid dust to enter in brake, it is ensured that brake remains properly functioning.
Scheme seven: this is the preferred of scheme six, described dust cover includes left dust cover and right dust cover, described left dust cover
All it is removably attachable on back-plate with right dust cover.Dust cover is made up of left dust cover and right dust cover two parts, peace
During dress convenient.And left dust cover and right dust cover are all removably attachable on back-plate, disassemble the most at any time into
Row clears up the dust of contamination on left dust cover and right dust cover.
Scheme eight: this is the preferred of scheme seven, described left dust cover or right dust cover are provided with the second louvre.Second dissipates
The setting of hot hole makes to be interconnected between the first louvre, louvre and the second louvre so that the air in brake is more
For smoothness, radiating effect is more preferable.And if army on left dust cover or right dust cover is provided with the second louvre, then radiator fan turns
Time dynamic, easily producing turbulent flow, wind direction has some setbacks.Meanwhile, the second louvre arranges the most, then the dust-proof effect of dust cover is more
Difference, therefore, only arranges the second louvre at left dust cover or right dust cover best.
Scheme nine: based on this, scheme is preferred, also includes that auxiliary elastic member, described auxiliary elastic member are connected to two systems
Between dynamic hoof.When return springs lost efficacy, auxiliary elastic member works on, it is ensured that the timely return of brake-shoe.
Scheme ten: preferred to scheme any one of scheme nine of scheme based on this: described friction plate is at backing pin shaft
The most thickening along the involute of backing pin shaft to the thickness away from backing pin shaft.Traditional uniform thickness friction plate exist abrasion storage level little,
The shortcoming that residual volume is big, stock utilization is about 40%, and customer using cost is high, and cause the huge wasting of resources and
Environmental pollution.After using the friction plate in this programme, the friction material of equivalent weight, 72% can be extended service life, material profit
Improving more than 31% by rate, the use cost of user can be greatly lowered, social benefit is obvious.
Accompanying drawing explanation
Fig. 1 is the structural representation of aluminium alloy drum brake assembly embodiment of the present invention；
Fig. 2 is the explosive view of Fig. 1.
Fig. 3 is the structural representation of brake-shoe in Fig. 1.
Fig. 4 is the structural representation of protective cover in Fig. 1.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference in Figure of description includes: friction plate 1, brake-shoe 2, secondary spring 3, radiator fan 4, brake cam 5,
Roller assembly 6, back-moving spring 7, left dust cover 8, back-plate 9, backing pin shaft 10, axis hole 11, right dust cover 12, brake drum 13,
Reinforcement a, thermovent b, the first louvre c, the second louvre d.
As it is shown in figure 1, a kind of aluminium alloy drum brake assembly, including back-plate 9, brake cam 5, friction plate 1 and
Two brake-shoes being oppositely arranged 2.Brake cam 5 rotates and is arranged on back-plate 9.Back-plate 9 is provided with two axis holes
11, the right-hand member of two brake-shoes 2 all coordinates hinged with back-plate 9 by backing pin shaft 10 with axis hole 11, and left end is all convex with braking
Wheel 5 offsets.Brake-shoe 2 is positioned between the left and right sides of back-plate 9, and two brake-shoes 2 and is provided with for brake-shoe 2 reset
Return springs.This return springs can use the back-moving spring 7 that rustless steel is made, good springiness, and intensity is high.
Friction plate 1 is arranged on the outer surface of brake-shoe 2 by softening iron rivet, and friction plate 1 is the friction plate 1 of not uniform thickness,
The i.e. thickness of friction plate 1 right-hand member is the most thickening along the involute of backing pin shaft 10 to the thickness of friction plate 1 left end.Rubbing of equivalent weight
Wiping material, can extend 72% service life, stock utilization improves more than 31%, and the use cost of user can be greatly lowered,
Social benefit is obvious.
Brake cam 5 is S-shaped, shortens the braking response time, and retardation efficiency can improve about 5%, and corner deposit reaches 100 degree, subtracts
Adjust arm less and adjust number of times, and lay a good foundation for improving the wear-thickness of friction plate 1.Back-plate 9 and brake-shoe 2 are
Aluminium alloy is made.Calculating by 5 vehicle bridge of each car, each car at least can loss of weight 110Kg.High degree reduce oil consumption, warp
Ji benefit is greatly improved, and decreases the generation of waste gas, energy-conserving and environment-protective.
As in figure 2 it is shown, be provided with radiator fan 4 in this programme on brake drum 13, radiator fan 4 is coaxial with brake drum 13
Connect, and radiator fan 4 is between two stringer boards.When brake drum 13 rotates, fan is driven to rotate together, thus by whole device
Interior steam is got rid of by the louvre on dust cover, it is achieved cooling.Further, it is also equipped with assisting bullet between two brake-shoes 2
Property part, this auxiliary elastic member uses the secondary spring 3 made of rustless steel, good springiness, and intensity is high.When return springs lost efficacy,
Secondary spring 3 works on, it is ensured that the timely return of brake-shoe 2.
It addition, friction plate 1 is provided with several the 3rd louvres, first the 3rd louvre plays good thermolysis,
Secondly reducing the temperature of brake, be provided with the friction plate 1 of the 3rd louvre for complete friction plate 1, flatness is more
Low, therefore, frictional force is bigger.
As it is shown on figure 3, brake-shoe 2 includes transverse slat and the stringer board being welded on transverse slat, between transverse slat and stringer board, it is provided with reinforcement
Muscle.Brake-shoe 2 is all additionally arranged strengthening rib strip, from structure, ensure that braking ability is safe and reliable.Concentrate especially in stress
Position can also add local wall thickness and strengthening rib strip quantity accordingly, ensure that braking ability is safe and reliable from structure.Add
Strong muscle is triangular in shape, and intensity is higher, and structure is more firm.
Meanwhile, transverse slat is provided with thermovent.On the one hand, the heat that thermovent can facilitate friction plate 1 to produce sheds rapidly, from
And reduce the temperature of brake, increase the service life of friction plate 1；On the other hand, after thermovent is set, needed for brake-shoe 2
Material reduces so that the weight of brake-shoe 2 is reduced, and further decreases the weight of whole brake.Stringer board is provided with
First louvre.The heat that first louvre can facilitate friction plate 1 to produce sheds rapidly, thus reduces the temperature of brake, increases
Add the service life of friction plate 1；On the other hand, after arranging the first louvre, the material needed for brake-shoe 2 reduces so that braking
The weight of hoof 2 is reduced, and further decreases the weight of whole brake.
As shown in Figure 2 and Figure 4, also including dust cover in this programme, dust cover includes left dust cover 8 and right dust cover 12,
Left dust cover 8 and right dust cover 12 are all removably attachable on back-plate 9 by bolt.Dust cover is by left dust cover 8 He
Right dust cover 12 two parts form, convenient during installation.And left dust cover 8 and right dust cover 12 are all removably attachable to system
On dynamic base plate 9, disassemble the most at any time and carry out clearing up the dust of contamination on left dust cover 8 and right dust cover 12.
In this programme, only on left dust cover 8 or right dust cover 12, it is provided with the second louvre.If by left dust cover 8 or
On right dust cover 12, army is provided with the second louvre, then, when radiator fan 4 rotates, easily produce turbulent flow, and wind direction has some setbacks.Meanwhile,
Second louvre arranges the most, then the dust-proof effect of dust cover is the poorest, therefore, only sets at left dust cover 8 or right dust cover 12
Put the second louvre best.
During concrete operations, brake cam 5 rotate in an anti-clockwise direction certain angle, brake cam surface drives and is arranged on braking
Hoof 2(includes left and right two pieces) on roller 6 rotate around backing pin shaft 10, thus the inner surface of stretching brake drum 13 realize braking；When
Brake cam 5 certain angle rotationally clockwise, brake cam 5 leans on the pulling force of return spring 7 to realize return with roller 6.
Above-described is only embodiments of the invention, and in scheme, the known general knowledge such as concrete structure and characteristic is not made at this
Too much describe.It should be pointed out that, for a person skilled in the art, on the premise of without departing from present configuration, it is also possible to
Making some deformation and improvement, these also should be considered as protection scope of the present invention, and these are all without affecting what the present invention implemented
Effect and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, in description
Detailed description of the invention etc. record the content that may be used for explaining claim.
Claims (10)
1. an aluminium alloy drum brake assembly, including back-plate, brake cam, friction plate and two systems being oppositely arranged
Dynamic hoof, described brake cam rotates and is arranged on back-plate, and one end of two brake-shoes is all by backing pin shaft and back-plate
Hinged, the other end all offsets with brake cam, and described brake-shoe is positioned between the both sides of back-plate, and two brake-shoes and is provided with
The return springs resetted for brake-shoe, it is characterised in that described friction plate is the friction plate of not uniform thickness, and friction plate is fixed
At the outer surface of brake-shoe, described brake cam is serpentine, and described back-plate and brake-shoe are aluminium alloy and make.
2. aluminium alloy drum brake assembly as claimed in claim 1, it is characterised in that described brake-shoe includes that transverse slat is with solid
The stringer board being scheduled on transverse slat, is provided with reinforcement between described transverse slat and stringer board.
3. aluminium alloy drum brake assembly as claimed in claim 2, it is characterised in that described transverse slat is provided with thermovent.
4. aluminium alloy drum brake assembly as claimed in claim 2, it is characterised in that described stringer board is provided with the first heat radiation
Hole.
5. aluminium alloy drum brake assembly as claimed in claim 2, it is characterised in that also include radiator fan is described scattered
Hot-air fan is coaxially connected with brake drum, and radiator fan is between two stringer boards.
6. aluminium alloy drum brake assembly as claimed in claim 5, it is characterised in that also include dust cover is described dust-proof
Cover is fixed on back-plate.
7. aluminium alloy drum brake assembly as claimed in claim 6, it is characterised in that described dust cover includes left dust cover
With right dust cover, described left dust cover and right dust cover are all removably attachable on back-plate.
8. aluminium alloy drum brake assembly as claimed in claim 7, it is characterised in that described left dust cover or right dust cover
It is provided with the second louvre.
9. aluminium alloy drum brake assembly as claimed in claim 1, it is characterised in that also include auxiliary elastic member, described
Auxiliary elastic member is connected between two brake-shoes.
10. the aluminium alloy drum brake assembly as described in any one of claim 1-9, it is characterised in that described friction plate leans on
Closely the most thickening along the involute of backing pin shaft to the thickness away from backing pin shaft at backing pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779512.1A CN106195063A (en) | 2016-08-31 | 2016-08-31 | Aluminium alloy drum brake assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779512.1A CN106195063A (en) | 2016-08-31 | 2016-08-31 | Aluminium alloy drum brake assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106195063A true CN106195063A (en) | 2016-12-07 |
Family
ID=58086399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610779512.1A Pending CN106195063A (en) | 2016-08-31 | 2016-08-31 | Aluminium alloy drum brake assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106195063A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477118A (en) * | 2017-09-02 | 2017-12-15 | 马鞍山科生诺自动化科技有限公司 | A kind of automobile brake drum with radiating warning function |
| CN109505892A (en) * | 2018-12-27 | 2019-03-22 | 湖北飞龙摩擦密封材料股份有限公司 | A kind of list backing pin brake |
| CN112984008A (en) * | 2021-05-13 | 2021-06-18 | 龙口市胶东机械配件有限公司 | Drum brake |
| US11602951B2 (en) | 2020-02-24 | 2023-03-14 | Bendix Commercial Vehicle Systems Llc | Splined drum and electric motor engagement assembly |
| US11635118B2 (en) | 2020-01-17 | 2023-04-25 | Bendix Commercial Vehicle Systems Llc | Electric vehicle drum brake dust evacuation and cooling concept |
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| DE102005025297A1 (en) * | 2005-06-02 | 2006-12-07 | Robert Bosch Gmbh | Parking-brake drum |
| CN101737441A (en) * | 2008-11-07 | 2010-06-16 | 杨群英 | Improved brake bottom plate of drum brake |
| CN201554798U (en) * | 2009-06-17 | 2010-08-18 | 重庆市双桥区中帝汽车配件制造有限公司 | Enhanced automobile welding drum brake shoe |
| CN201582329U (en) * | 2009-12-09 | 2010-09-15 | 安徽江淮汽车股份有限公司 | Automobile wear-resistant and vibration-proof drum brake |
| CN201779180U (en) * | 2010-07-12 | 2011-03-30 | 杨群英 | Floating drum type brake assembly |
| CN202360656U (en) * | 2011-02-14 | 2012-08-01 | 唐应时 | Axial flow type air-cooled friction drum for braking device |
| CN202690821U (en) * | 2012-06-21 | 2013-01-23 | 青岛智远汽车部件有限公司 | Light impact welding shoe drum type brake |
| CN202811928U (en) * | 2012-10-18 | 2013-03-20 | 上汽依维柯红岩商用车有限公司 | Heavy-duty vehicle rear axle brake |
| CN203604501U (en) * | 2013-12-12 | 2014-05-21 | 安徽安凯福田曙光车桥有限公司 | Brake dust cover |
-
2016
- 2016-08-31 CN CN201610779512.1A patent/CN106195063A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005025297A1 (en) * | 2005-06-02 | 2006-12-07 | Robert Bosch Gmbh | Parking-brake drum |
| CN101737441A (en) * | 2008-11-07 | 2010-06-16 | 杨群英 | Improved brake bottom plate of drum brake |
| CN201554798U (en) * | 2009-06-17 | 2010-08-18 | 重庆市双桥区中帝汽车配件制造有限公司 | Enhanced automobile welding drum brake shoe |
| CN201582329U (en) * | 2009-12-09 | 2010-09-15 | 安徽江淮汽车股份有限公司 | Automobile wear-resistant and vibration-proof drum brake |
| CN201779180U (en) * | 2010-07-12 | 2011-03-30 | 杨群英 | Floating drum type brake assembly |
| CN202360656U (en) * | 2011-02-14 | 2012-08-01 | 唐应时 | Axial flow type air-cooled friction drum for braking device |
| CN202690821U (en) * | 2012-06-21 | 2013-01-23 | 青岛智远汽车部件有限公司 | Light impact welding shoe drum type brake |
| CN202811928U (en) * | 2012-10-18 | 2013-03-20 | 上汽依维柯红岩商用车有限公司 | Heavy-duty vehicle rear axle brake |
| CN203604501U (en) * | 2013-12-12 | 2014-05-21 | 安徽安凯福田曙光车桥有限公司 | Brake dust cover |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477118A (en) * | 2017-09-02 | 2017-12-15 | 马鞍山科生诺自动化科技有限公司 | A kind of automobile brake drum with radiating warning function |
| CN109505892A (en) * | 2018-12-27 | 2019-03-22 | 湖北飞龙摩擦密封材料股份有限公司 | A kind of list backing pin brake |
| US11635118B2 (en) | 2020-01-17 | 2023-04-25 | Bendix Commercial Vehicle Systems Llc | Electric vehicle drum brake dust evacuation and cooling concept |
| US11602951B2 (en) | 2020-02-24 | 2023-03-14 | Bendix Commercial Vehicle Systems Llc | Splined drum and electric motor engagement assembly |
| CN112984008A (en) * | 2021-05-13 | 2021-06-18 | 龙口市胶东机械配件有限公司 | Drum brake |
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Application publication date: 20161207 |
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| RJ01 | Rejection of invention patent application after publication |