CN1313218A - Brake of bicycle - Google Patents
Brake of bicycle Download PDFInfo
- Publication number
- CN1313218A CN1313218A CN 00131587 CN00131587A CN1313218A CN 1313218 A CN1313218 A CN 1313218A CN 00131587 CN00131587 CN 00131587 CN 00131587 A CN00131587 A CN 00131587A CN 1313218 A CN1313218 A CN 1313218A
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- brake
- steel ball
- friction lining
- shaped
- spline
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Abstract
A brake of bicycle is composed of wheel axle, shell, rotary friction plate, fixed friction plate, displacing part, fixed axle limiter, rotary axle limiter, braking handle, handlebar fixed to frame and braking steel ball. When the bicycle is running, wheel drives shell and rotary friction plate to rotate. When it is braked, two friction plates are pressed together while the braking steel ball plays its role of forced braking. Said brake may be built-in type, reverse type, drum brake type and expansion type. Its advantages is high braking reliability.
Description
The present invention relates to the brake of bicycle.
The brake of existing bicycle mainly contains pincerlike brake and is installed in the band brake type brake at wheel shaft position, is with brake shoes or brake band the wheel region of interest of rotating to be clamped or embraced, and produces friction drag and realizes brake.Shortcoming is that brake shoes or brake band very easily wear and tear, and it is unreliable to brake, and simultaneously because the rim swing is big, and brake is adjusted difficult, is to cause a major part having an accident.
The objective of the invention is shortcoming, propose a kind of reliability height, the product that brake weight is strong at existing brake poor stability.
The present invention implements like this:
Built-in friction disk type brake, comprise the friction lining of wheel shaft, housing, rotation, the friction lining that does not turn, fixing axle bumper, rotating axle bumper, displacement member, brake steel ball, spring, brake bar handle and connect firmly the handle of vehicle frame, the diameter of the housing that is about to common flower-drum is done bigger, and friction lining that install to rotate within it and rotatable friction lining and brake steel ball, being shaped on spline at the cylindrical of the friction lining of rotation, the endoporus of housing also is shaped on spline and matches with it; Anchor shaft block be shaped on spline (or other can prevent the shape of rotating) not the endoporus of rotatable friction lining also be shaped on spline and match with it; Friction lining that rotates and the not rotatable alternate installation of friction lining, and be shaped on some grooves on a rotating friction plate therein; Occupy a plurality of holes by the angle five equilibrium on not rotatable friction lining, a brake steel ball is housed in the hole, the hole is consistent with the radius of groove; Be shaped on the inclined-plane that cooperatively interacts on rotating axle bumper and the displacement member, the spline that the endoporus of while displacement member has spline and anchor shaft to block matches.Friction lining compresses the back mutually and produces friction drag and slow down during brake, and the part of the steel ball that brakes then enters and realizes in the groove that failure-free forces brake.
The friction lining that rotates can with band steel part skeleton have damping capacity good, absorb that energy is big, high capacity capacity, antifriction performance be good, wear away low non-metallic material making; The part of steel ball was pressed in the non-metallic body after friction lining compressed mutually during brake, made nonmetal parts produce distortion, absorbed energy with friction drag and resistance to deformation and realized brake.
Also an annular nonmetal parts can be installed firmly in housing, and on rotating axle bumper, make a plurality of surface cams; Between annular nonmetal parts and rotating axle bumper, a brake steel ball supporting seat is installed, supporting base has spline to match with fixing axle bumper; On right axle bumper, be shaped on simultaneously the enterable groove of a brake steel ball part.The part of steel ball of will braking under action of cam during brake heads in the annular nonmetal parts, makes it produce distortion, when overcoming resistance to deformation, is headed in the groove again with the part of the corresponding brake steel ball of right bowl groove, realizes forcing brake.
Can replace nonmetal parts with several metal arc annulus, these parts separate with housing, and two ends and supporting slice and displacement member produce contact.
If rotating axle bumper and displacement member are contained in the left side of two kinds of friction linings conversely, and flywheel is installed on actuator, and prepare once the cover ratchet device and become the pin brake that stamps down.
Can make a cover internal speed-changing mechanism at rotating friction lining and rotatable friction lining left side, the pin that is combined into brake and has the speed changing function brake that stamps down with speed changing function.So-called internal speed-changing mechanism is one group of planetary wheel, and the endoporus of its sun gear has spline to connect firmly mutually with spline on the wheel shaft; Planetary wheel constitutes an assembly by compensating-gear shaft and planetary wheel left and right sides supporting base; Inner gear is a ring gear, and the inner gear supporting base that cylindrical is shaped on spline and hull shape is pressed into one; Be equipped with very heavyly on the inner gear supporting base, matching with it is shaped on ratchet on housing; Speed-changing mechanism has 3 speed and 2 speed other, 3 speed be on the supporting base on planetary wheel right side, also be equipped with very heavy.If rotatable and not rotatable friction lining is installed on the planetary wheel right side and is carried out the brake task and just constitute brake with speed changing function by the brake bar handle.If displacement member is moved right when the flywheel counter-rotating is housed to brake or directly drive cam and steel ball partly is pressed into brake in the annular part of non-metal and just constitutes coaster brake device in that planetary wheel right side supporting base is other with speed changing function with unidirectional mechanism.
Neoteric brake, advantage are to also have the part of steel ball to enter in the groove after producing friction drag and overcoming the speed change resistance, force brake, and it is perfectly safe to guarantee to brake.
Fig. 1 is that built-in friction disk type brake is in off working state;
Fig. 2 is that built-in friction disk type brake is in running order;
Fig. 3 is the friction lining that rotates;
The friction lining that Fig. 4 cannot not be rotatable;
Fig. 5 is a built-in friction disk type brake of making friction lining of non-metal;
Fig. 6 is the brake that annular nonmetal parts is housed in the housing;
Fig. 7, Fig. 8, Fig. 9 are the section drawings of Fig. 6;
Figure 10 is a curved metal friction-type brake;
Figure 11 is the section drawing of Figure 10;
Figure 12 is pin 1 of the brake that stamps down;
Figure 13 is pin 2 of the brake that stamps down;
Figure 14 is the E-E section drawing of Figure 12, Figure 13;
Figure 15 is the F-F section drawing of Figure 13;
Figure 16 is a side friction disk type brake;
Figure 17 is that side is embraced the formula brake;
Figure 18 is the off working state that side is embraced the formula brake;
Figure 19 is the mode of operation that side is embraced the formula brake;
Figure 20 is a side expanding brake;
Figure 21 is the built-in brake with 3 grades of internal speed-changing functions;
Figure 22 is the brake with 2 grades of internal speed-changing functions;
Figure 23 is pin with speed changing function brake that stamps down;
Figure 24 is the embodiment that the monolithic wheel net combines with brake;
Figure 25 is the embodiment that electric wheel hub combines with brake;
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 to Figure 15 is the relevant figure of various built-in brakes, comprises wheel shaft 1, housing 2, rotating friction lining 3, not rotatable friction lining 4, fixedly axle bumper 5, rotating axle bumper 6, displacement member 7, brake steel ball 8, spring 9, brake bar handle 10, the handle 11 that connects firmly vehicle frame, pull back spring 12, right bowl 13, non-metal friction plate 14, annular nonmetal parts 15, brake steel ball supporting seat 16, surface cam 17, actuator 18, a left side bowls 19, very heavy 20, ratchet 21, arc friction lining 22, supporting slice 23.
Among Fig. 1, in the housing 2 spline is arranged, the outer fenestra of rotating friction lining 3 has spline to match with it, and can axially do a small amount of moving; Ke Zhuandong friction lining 4, endoporus do not match with the fixing spline of axle bumper 5 with spline (Fig. 4), can axially do a small amount of moving yet; Two kinds of alternate installations of friction lining, and leave certain clearance (Fig. 1) in order to increase frictional area, this figure has adopted two rotating friction linings and three not rotatable friction linings, and can optionally increase or reduce; And occupy a plurality of holes on the not rotatable friction lining in right side therein, brake steel ball 8 is housed in the hole, corresponding with steel ball, on rotating friction lining at double numeral system fluted (Fig. 3), cross sectional shape can be selected but must guarantee that the part of steel ball can enter, should be if make the elongate recesses span 60.In the angle; Also can be made into the through hole of equivalence; Fig. 1 is non-braking state, and the housing band rotating friction lining and rotated; External force makes brake bar handle 10 drive rotating axle bumper 6 rotations during brake, displacement member 7 is moved to the left under the two inclined-plane that cooperatively interacts drives, at first be that (rectangular distribution is more than 3 for spring 9, only illustrate 1 among the figure) promote rotatable friction lining 4 and be moved to the left, two kinds of friction linings compress mutually, produce friction drag, when spring continued to be compressed, just will the brake part of steel ball 8 of displacement member 7 was pressed into and realizes pressure brake (Fig. 2) in the groove of rotating friction lining 3.Present embodiment is a most preferred embodiment.
Rotating friction lining is made of the non-metal of band skeleton among Fig. 5, on the friction lining that a slice did not turn in the middle of the brake steel ball was contained in, the quantity of steel ball is more than 3, the diameter of steel ball should surpass the thickness of friction lining, displacement member 7 directly compresses friction lining during brake, the part of steel ball is pressed into and makes its distortion in the non-metal friction plate 14, has produced friction drag and resistance to deformation.
Among Fig. 6, housing 2 firmly is pressed into annular nonmetal parts 15 and rotates synchronously with housing, makes on rotating axle bumper 6 that a plurality of inclined-planes are recessed takes turns 17.The recessed wheel in so-called inclined-plane is to intersect the inclined-plane (Fig. 7) that is produced at circumference from less circumference system one straight line and a bigger circle; Between part 15 and part 6, brake steel ball supporting seat 16 is arranged.It connects firmly mutually with fixing axle bumper 5, and is porose on the supporting base, and the brake steel ball is housed in the hole, and Fig. 7 is non-braking state, and Fig. 8 is a braking state, and this moment, the part of steel ball was pressed in the annular nonmetal parts 15; Fig. 9 is the B-B section drawing of Fig. 6, is shaped on the enterable groove of a steel ball part in right bowl 13 and brake steel ball corresponding position, and Fig. 9 is steel ball non-braking state during not by jack-up; Only when rotating axle bumper 6 forwarded Fig. 8 position to, the steel ball of Fig. 9 was also followed outwardly, and less because of part 15 internal diameters, and right bowl diameter is bigger, so played the protective effect of forcing brake with the cooresponding steel ball of right bowl.The brake steel ball does not require that quantity is the amount doesn't matter on same circumference.When riding speed was slow, the brake steel ball did not enter groove and can check car yet.
Figure 10 is a curved metal friction disk type brake, and friction lining is an arc, can fit with the interior circle of housing 2, arc friction lining 22, one end bearing with supporting slice 23 that fixedly axle bumper connects firmly on, the other end is bearing on the displacement member 7, two supporting-point places and friction lining be curve slope each other mutually; During non-brake, leave the space between friction lining and the housing; Rotating axle bumper 6 promotes parts 7 and is moved to the left during brake, because the friction lining two ends are all gradient, therefore with friction lining and housing jam-packed and when fitting, has produced friction drag.
Figure 12 is pin 1 of the brake that stamps down; Actuator 18, left side bowl 19, very heavy 20, ratchet 21 be common to constitute drive wheels advancement mechanism (Figure 14), actuator 18 has the inclined-plane to match with displacement member 7, the displacement member distance that moves right when actuator reverses, spring 9 at first compresses friction lining the generation friction drag, and the part of the steel ball that will brake then is pressed in the groove of rotating friction lining.
Figure 13 is pin 2 of the brake that stamps down; The drive wheels advancement mechanism is identical with Figure 12; The brake part is: fixedly be shaped on the hole that the brake steel ball is installed on the axle bumper 5, the Kong Zhongyou steel ball that brakes, right bowl connects firmly with housing, its left side is equivalent to a plane of rotating friction lining, and displacement member 7 right-hand members are cone, and the back-up ring of spring is housed on the cylindrical, spring 9 is pressed to right bowl end face with friction lining and is produced friction drag during brake, then will the brake part of steel ball of cone heads in the groove of right bowl, and Figure 15 is that the brake steel ball does not head into state, is the F-F section drawing of Figure 13.
Figure 16 is a side friction disk type brake, is the outside that the control position of Fig. 1 is moved to floral disc; Brake bar handle 10 occupies 3 holes, the propelling steel ball is housed in the hole, respectively make 3 conical sockets on corresponding handle 11 that connects firmly vehicle frame and the displacement member 7, advance the part of steel ball to ensconce in the groove during non-the brake, during brake, pulling bar handle 10, steel ball just moves along the conical surface, displacement member 7 is moved to the left, makes friction lining compress the generation friction force mutually, and then the part of the steel ball that will brake is pressed into realization pressure brake in the rotating friction lining by spring 9.
Figure 17 is a side band brake type brake; Annular nonmetal parts 15 is to be contained on the screw thread of floral disc by metallic framework, and brake steel ball supporting seat 16 combines by spline and the handle 11 that connects firmly vehicle frame, and surface cam connects firmly with brake bar handle 10; Figure 18 is non-normal danger, and Figure 19 is a normal danger, and handle 10 turns over an angle during brake, and cam 17 has been pressed into and produces resistance to deformation in the annular nonmetal parts 15 and realize brake towards will the brake part of steel ball 8 of center of circle direction.
Figure 20 extends out the formula brake, annular nonmetal parts 15 be be contained in the floral disc screw thread on housing 2 connect firmly mutually, cam 17 is that will brake the outwardly part of steel ball 8 heads in the annular nonmetal parts 15 and produces resistance to deformation during brake.
Figure 21 is the built-in friction disk type brake with 3 grades of speed changing functions, comprises brake part and internal speed-changing parts, and the two combination is in aggregates; Brake part shown in this figure is the friction disk type brake, also can adopt other form structures; Internal speed-changing mechanism comprises that flywheel 25, hollow shaft 26, inner gear 27 planetary wheels 28, sun gear 29, compensating-gear shaft 30, planetary wheel left side supporting base 31, the right supporting base 32 of planetary wheel, inner gear supporting base 33, a left side are very heavy 34, ratchet 35, right very heavy 36, ratchet 37, slide key 38, slide steel bowl 39.
Sun gear 29 endoporus have spline to match with spline on the wheel shaft 1; Planetary wheel 28 both sides left side supporting base 31 and right supporting base 32 constitute an assembly by compensating-gear shaft 30; Inner gear 27 is a ring gear, and cylindrical is shaped on spline and inner gear supporting base 33 is pressed into one, also is equipped with very heavyly 34 on the part 33, and the ratchet 35 that matches is therewith arranged on the housing; Be equipped with very heavyly 36 on the right supporting base of planetary wheel, have ratchet 37 to match on the housing; Ratchet can be directly on housing, also can make independent part again with shell combination; A plurality of grooves are arranged on the hollow shaft 26, movably slide key 38 is housed in the groove; Be shaped on block on the supporting base 31 of a planetary wheel left side, the endoporus of inner gear supporting base 33 also is shaped on block with the slide key place of matching.Speed change kinetic energy is achieved in that slide key 38 is at shown position A when flywheel 25 drives hollow shaft 26, and it separates very heavy 34 jack-up with ratchet 35, and inner gear drive this moment planetary wheel is made decelerated movement, and very heavy 36 promote housings advances; When slide key during at position B, very heavy 34 combine with ratchet 35, realize that middling speed rotates; When slide key during at position C, slide key 38 separates with inner gear supporting base 33, is blocked by the block on the supporting base 31 of a planetary wheel left side, and drive planetary wheel and rotate, the motion of planet gear drives internal tooth crop rotation speedup, and promote housings by very heavy 34 ratchets 35 and rotate.
Figure 22 is the built-in brake with 2 grades of speed changing functions, among the figure inner gear 27 directly and housing 2 connect firmly, slide steel bowl 39 endoporus and slide key cooperation place and be shaped on block, slide key has two positions of A, B, be illustrated as position B, planetary wheel drives inner gear 27 drive shell 2 and does the speedup motion; When the A of position, slide key is slided, and block blocks the flat speed motion of direct drive housing do on the steel bowl.
Figure 23 is pin with speed changing function brake that stamps down; The structure of variable part is identical with Figure 21: the brake part is to adopt the structure of Figure 12, and when being shaped on flywheel 25 counter-rotatings on the right side of the right supporting base 32 of planetary wheel, interactional inclined-plane can move right displacement member 7, and make friction lining compress the generation friction drag mutually, and then the part of the steel ball that will brake heads into realization pressure brake in the groove.The brake part can also adopt structures such as Fig. 1, Fig. 5, Figure 10, Figure 13; If adopt Fig. 6, on right supporting base 32 right sides of planetary wheel and cam 17 junctions unidirectional backing pin or the block that just works when a flywheel reverses will be installed, brake so that drive cam 17 jack-up brake steel ball.
Figure 24 is the embodiment that the monolithic wheel net combines with brake; 41 is the wheel net of integral manufacturing among the figure, is about to housing 2 and makes one with wheel net 41, and structure adopts the pin of Figure 12 brake that stamps down among the figure, also can adopt any structure among the present invention; Can also adopt simultaneously the brake of band internal speed-changing.
Figure 25 is the embodiment that electric wheel hub combines with brake, and wheel hub 42 is made as one with housing 2 among the figure, and this figure adopts Figure 16 structure, also can adopt Figure 17, Figure 20; If endoporus is enlarged, all built-in structures of the present invention comprise that the structure of being with internal speed changer can install within it.
Rotating non-metal friction plate 3 among Fig. 5; Non-metal annular part 15 among Fig. 6, Figure 17, Figure 20 with brake steel ball 8 cooresponding running surfaces, can be made some curved surfaces or acclive inclined-plane continuously by circumference, so that alleviate the brake actuating force and produce dumping force.
Brake of the present invention both can be used for trailing wheel and also can be used for front-wheel; Both also be applicable to Electrical Bicycle applicable to ordinary bicycle; The friction lining quantity that each brake adopts changes by brake, and is the amount doesn't matter; The quantity of steel ball also should increase and decrease by different needs.
Claims (9)
1, the brake of bicycle, comprise the friction lining of wheel shaft, housing, rotation, not rotatable friction lining, fixedly axle bumper, rotating axle bumper, displacement member, brake steel ball, spring, brake bar handle, connect firmly the handle of vehicle frame etc., it is characterized in that the housing endoporus is shaped on spline, the outer fenestra of the friction lining of rotation is shaped on spline and matches with it; Block at anchor shaft and to be shaped on spline, the endoporus of Ke Zhuandong friction lining is not shaped on spline yet and matches with it; Friction lining that rotates and the not rotatable alternate installation of friction lining; Be shaped on some grooves on the friction lining of a rotation therein; Occupy a plurality of emptying apertures by the angle five equilibrium on not rotatable friction lining, a brake steel ball is housed in the hole, the hole is consistent with the radius of groove; Be shaped on the inclined-plane that cooperatively interacts on axle bumper that rotates and the displacement member; The spline that the endoporus of displacement member has spline and anchor shaft to block matches.This brake also can be installed in the floral disc outside, and accounts for 3 holes on the brake bar handle, is equipped with in the hole to advance on corresponding handle that connects firmly vehicle frame of steel ball and the displacement member respectively to make 3 conical sockets.The brake principle is that two kinds of friction linings compress after the generation friction drag mutually, and a brake steel ball part enters in the reeded friction lining, carries out and forces brake.
2, bicycle brake according to claim 1, it is characterized in that the friction lining that the rotates non-metal making of band skeleton, on the friction lining that a slice did not turn in the middle of the brake steel ball was contained in, the quantity of steel ball is more than 3, and the diameter of steel ball should surpass the thickness of friction lining.
3, bicycle brake according to claim 1 is characterized in that firmly being pressed into annular nonmetal parts in the housing, makes a plurality of surface cams on the rotating axle bumper; Between annular nonmetal parts and rotating axle bumper, a brake steel ball supporting seat that connects firmly mutually with fixing axle bumper is installed, occupy some holes on the supporting base, the brake steel ball is housed in the hole; On right bowl, be shaped on the enterable groove of a brake steel ball part simultaneously.This structure can be installed in a side of floral disc, make the band brake type brake, annular metalwork is contained in by metallic framework on the screw thread of floral disc, and brake steel ball supporting seat combines by spline and the handle that connects firmly vehicle frame, and surface cam connects firmly mutually with the brake bar handle; Can also make and extend out the formula brake, the housing on being about to annular nonmetal parts and being contained in the floral disc screw thread connects firmly mutually, and cam ramp produces application force outwardly.Its brake principle is to make nonmetal parts produce resistance to deformation, realizes brake; But the apply the brakes steel ball is forced brake simultaneously.
4, bicycle brake according to claim 1, it is characterized in that friction lining is an arc, can fit with the interior circle of housing, an end bearing with supporting slice that fixedly axle bumper connects firmly on, the other end is bearing on the displacement member, and two supporting-point places and friction lining be curve slope each other mutually.
5, according to claim 1, claim 2, claim 3, the described bicycle brake of claim 4, comprise the pin brake partial sum drive wheels part of advancing that stamps down, it is characterized in that braking and handle, have only counter-rotating could realize brake in the left side of braking mechanism; Be equipped with very heavyly on the actuator, left side bowl is shaped on ratchet, and actuator has the inclined-plane to match with displacement member; Cone is also made in the displacement member end, and anchor shaft is blocked and occupied the hole, and the brake steel ball is installed in the hole, is shaped on the enterable groove of a part of brake steel ball on right bowl.
6,, comprise that brake partial sum internal speed-changing is characterized in that partly the sun gear endoporus has spline to match with spline on the wheel shaft according to claim 1, claim 2, claim 3, the described bicycle brake of claim 4; There are left supporting base and right supporting base in the planetary wheel both sides, constitute an assembly by compensating-gear shaft; Inner gear is a ring gear, and cylindrical is shaped on spline and the inner gear supporting base is pressed into one; Also be equipped with very heavyly on the inner gear supporting base, have ratchet to match on the housing; Also be shaped on very heavyly on the right supporting base of planetary wheel, also have ratchet to match on the housing; Have a plurality of grooves on the hollow shaft, displaceable slide key is housed in the groove; Be shaped on block on the supporting base of a planetary wheel left side, the endoporus of inner gear supporting base also is shaped on block with the slide key place of matching; 2 gear gearboxes are with inner gear directly and the housing pressing, and make block with the slide key place of matching sliding steel bowl endoporus; Variable part and brake part are independent manipulation.
7, according to claim 1, claim 2, claim 3, claim 4, the described bicycle brake of claim 6, comprise the pin brake partial sum internal speed-changing part that stamps down, the interactional inclined-plane that displacement member can be moved right when being shaped on the flywheel counter-rotating, the right side that it is characterized in that the right supporting base of planetary wheel; The block of having an effect when also can be made into the flywheel counter-rotating.
8, according to claim 1, claim 2, claim 3, claim 4, claim 5, claim 6, the described bicycle brake of claim 7, it is characterized in that housing with the wheel net make one; Housing also can be made one with electric wheel hub.
9, according to claim 2, the described bicycle brake of claim 3 is characterized in that rotating non-metal friction plate or non-metal annular part, with the cooresponding running surface of brake steel ball, can make some curved surfaces or acclive inclined-plane continuously by circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00131587 CN1313218A (en) | 1999-11-22 | 2000-10-30 | Brake of bicycle |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99240820 CN2464622Y (en) | 1999-11-22 | 1999-11-22 | Bicycle with strong brake |
| CN99240820.2 | 1999-11-22 | ||
| CN 00131587 CN1313218A (en) | 1999-11-22 | 2000-10-30 | Brake of bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1313218A true CN1313218A (en) | 2001-09-19 |
Family
ID=25739642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00131587 Pending CN1313218A (en) | 1999-11-22 | 2000-10-30 | Brake of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1313218A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069681A (en) * | 2010-12-30 | 2011-05-25 | 王晓东 | Bicycle with synchronously rotating rear wheel and rear axle |
| CN106969070A (en) * | 2017-04-10 | 2017-07-21 | 孔金河 | Brake operating device and bicycle, electric car, balance car |
| CN110445302A (en) * | 2019-08-07 | 2019-11-12 | 华尔达（厦门）塑胶有限公司 | A kind of brake structure of tube shaped electric machine |
-
2000
- 2000-10-30 CN CN 00131587 patent/CN1313218A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069681A (en) * | 2010-12-30 | 2011-05-25 | 王晓东 | Bicycle with synchronously rotating rear wheel and rear axle |
| CN106969070A (en) * | 2017-04-10 | 2017-07-21 | 孔金河 | Brake operating device and bicycle, electric car, balance car |
| CN106969070B (en) * | 2017-04-10 | 2019-01-18 | 常州洪记两轮智能交通工具有限公司 | Brake operating device and bicycle, electric vehicle, balance car |
| CN110445302A (en) * | 2019-08-07 | 2019-11-12 | 华尔达（厦门）塑胶有限公司 | A kind of brake structure of tube shaped electric machine |
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