CN205244200U - Hydraulic brake clamp for rail transit - Google Patents
Hydraulic brake clamp for rail transit Download PDFInfo
- Publication number
- CN205244200U CN205244200U CN201520874970.4U CN201520874970U CN205244200U CN 205244200 U CN205244200 U CN 205244200U CN 201520874970 U CN201520874970 U CN 201520874970U CN 205244200 U CN205244200 U CN 205244200U
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- CN
- China
- Prior art keywords
- anchor
- bolt
- rod end
- housing
- plain bearing
- 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- Withdrawn - After Issue
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Abstract
The utility model provides a hydraulic brake clamp for rail transit, has casing, hydro -cylinder and a lever mechanism, be provided with the hydro -cylinder on the casing, the lever mechanism articulates on the casing, it has rod lifter still to articulate on the casing, rod lifter includes first bolt, first rod end joint bearing and second rod end joint bearing, first rod end joint bearing's the other end and another end screw thread connection of second rod end joint bearing, first bolt is connected with first rod end joint bearing through a spherical bearing, rod lifter is connected with the casing through first bolt, still be equipped with anchor mechanism on the casing, take precautions against earthquakes rubber circle dress in the anchor mounting hole of casing. The utility model discloses can adapt to the vehicle well and at the beat that the in -process bogie wheel pair of advancing produced, guarantee the transmission efficiency's of brake force stability, be difficult for leading to the fact the inclined to one side mill of brake lining, improve the security that the vehicle went greatly.
Description
Technical field
The utility model belongs to brake rigging technical field, is specifically related to a kind of track traffic hydraulic braking clamp.
Background technology
Existing track traffic adopts two bearing pins to be fixed on bogie with hydraulic braking clamp is general, without compliant mechanism, easily produce and impact, brake not steady, but the relative wheel of vehicle bogie in traveling process produces beat to meeting, brake clamp cannot adapt to, and not only makes the transmission efficiency of brake force greatly reduce, and easily cause the eccentric wear of brake lining, produce a series of potential safety hazards.
Summary of the invention
The purpose of this utility model is to provide a kind of brake force stabilised efficiency that transmits, and braking steadily, is difficult for causing the eccentric wear of brake lining, safe and reliable track traffic hydraulic braking clamp.
To achieve these goals, the technical solution of the utility model is: a kind of track traffic hydraulic braking clamp, there is housing, oil cylinder and leverage, and on described housing, be provided with oil cylinder, described leverage is hinged on housing, and its improvement is:
On described housing, be also hinged with suspender;
Described suspender comprises the first bolt, the first spherical plain bearing rod end and the second spherical plain bearing rod end, one end of described the first spherical plain bearing rod end has the first spherical bearing, one end of described the second spherical plain bearing rod end has the second spherical bearing, the other end of described the first spherical plain bearing rod end is threaded with the other end of the second spherical plain bearing rod end, described the first bolt is connected with the first spherical plain bearing rod end by the first spherical bearing, and described suspender is connected with housing by the first bolt;
Anchor mechanism is also housed on described housing;
Described anchor mechanism comprises Shockproof rubber circle, bushing pipe and anchor, and described Shockproof rubber circle is contained in the anchor installing hole of housing, and described bushing pipe is contained in Shockproof rubber circle, and described anchor is through bushing pipe.
In technique scheme, described suspender also comprises the first neck bush, the first external bushing and the first slotted nut, described the second bolt is connected with the second spherical plain bearing rod end by the second spherical bearing, described the first bolt middle part with the first spherical bearing junction, the first neck bush is housed, the first external bushing is respectively equipped with in the both sides at the first bolt middle part, and the end of thread of the first bolt is equipped with the first slotted nut.
In technique scheme, described suspender also comprises the second bolt, the second neck bush, the second external bushing and the second slotted nut, the second neck bush is equipped with in the junction of the middle part of the second bolt and the second spherical bearing, the second external bushing is respectively equipped with in the both sides at the second bolt middle part, and the end of thread of the second bolt is equipped with the second slotted nut.
In technique scheme, described suspender also comprises butterfly gasket and locknut, butterfly gasket and locknut are equipped with in the other end threaded connection place of the other end of described the first spherical plain bearing rod end and the second spherical plain bearing rod end, the other end of described the first spherical plain bearing rod end is inner screw sheath, the other end of the second spherical plain bearing rod end is external thread rod, the inner screw sheath of described the first spherical plain bearing rod end is threaded with the external thread rod of the second spherical plain bearing rod end, butterfly gasket is sleeved on external thread rod, one side and inner screw sheath offset, opposite side is by the locknut tightening being threaded with external thread rod.
In technique scheme, described anchor mechanism also comprises dish spring, the first anchor lining, the second anchor lining and bearing pin lid, one end of described anchor is set with the first anchor lining, the other end of described anchor is set with the second anchor lining, on the second anchor lining, there is internal thread hole, described bearing pin lid is connected with the second anchor bush threads, between described bearing pin lid and anchor, dish spring is housed.
In technique scheme, described anchor mechanism also comprises the first bellows and the second bellows, the first bellows and the second bellows-sheathed are contained in the periphery of anchor, one end of described the first bellows is connected with the first anchor lining, the other end is connected with housing, one end of described the second bellows is connected with the second anchor lining, and the other end is connected with housing.
In technique scheme, the cylinder body of described oil cylinder is to be made into integration by housing.
In technique scheme, described leverage has lever body, the middle part of described lever body has axis hole, rotating shaft is housed in axis hole, and rotating shaft is hinged on leverage on housing through the lever installing hole on housing, and described leverage also has ejecting block, and one end of described lever body has two linking arms, described ejecting block is hinged on two linking arms of lever body, and the other end of described lever body is equipped with cushion block.
In technique scheme; described ejecting block has jacking block body; described jacking block body has two coaxial connecting axles; described connecting axle and the load of jacking block body or make one; and be positioned at the outer wall of jacking block body; tool locating hole radially on described jacking block body, described locating hole is threaded with stop screw; On described jacking block body, have installing hole, the axis of installing hole and the axis of connecting axle are perpendicular, fixing screw plug is housed in described installing hole, the front portion of described fixing screw plug is threaded with the internal thread of installing hole, on the periphery wall of described fixing screw plug, have circumferential stopper slot, one end of described stop screw extend in circumferential stopper slot, on the front end face of described fixing screw plug, there is counterbore, in described counterbore, briquetting is housed, on the rear end face of described fixing screw plug, there is interior hexagonal counterbore or outer-hexagonal projection.
The good effect that the utility model has is: owing to adopting suspender and the anchor mechanism with Shockproof rubber circle, thereby can adapt to well vehicle bogie wheel beat to generation relatively in traveling process, ensure transmission efficiency stable of brake force, braking steadily, be difficult for causing the eccentric wear of brake lining, greatly improved the security reliability of Vehicle Driving Cycle.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is that master of the present utility model looks schematic diagram;
Fig. 3 is that schematic diagram is looked on a left side of the present utility model;
Fig. 4 is cross-sectional schematic of the present utility model;
Fig. 5 is the schematic perspective view of the utility model middle shell;
Fig. 6 is the cross-sectional schematic of the utility model middle hanger mechanism;
Fig. 7 is the structural representation of the first spherical plain bearing rod end in the utility model;
Fig. 8 is the structural representation of the second spherical plain bearing rod end in the utility model;
Fig. 9 is the schematic top plan view of the utility model middle shell;
Figure 10 is the assembling schematic diagram of Shockproof rubber circle in the utility model;
Figure 11 is that the master of anchor mechanism in the utility model looks schematic diagram;
Figure 12 is that in the utility model, the master of leverage looks schematic diagram;
Figure 13 is the A-A cross-sectional schematic of Figure 12;
Figure 14 is the schematic perspective view of lever body in the utility model;
Figure 15 is the side-looking cross-sectional schematic of ejecting block in the utility model;
Figure 16 is the schematic perspective view of jacking block body in the utility model;
Figure 17 is that the master of jacking block body in the utility model looks schematic diagram;
Figure 18 is the B-B cross-sectional schematic of the jacking block body shown in Figure 17;
Figure 19 is the side-looking cross-sectional schematic of fixing screw plug in the utility model;
Figure 20 is that the E of Figure 19 is to schematic diagram;
Figure 21 is the side-looking cross-sectional schematic of the another kind of embodiment of ejecting block in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing and the embodiment that provides, the utility model is further described.
As shown in Fig. 1 ~ 6,9,11,12, a kind of track traffic hydraulic braking clamp, has housing 1, oil cylinder 2 and leverage 3, on described housing 1, is provided with oil cylinder 2, and described leverage 3 is hinged on housing 1.
As Fig. 1 ~ 3, shown in 6 ~ 8, on described housing 1, be also hinged with suspender 5, described suspender 5 comprises the first bolt 6, the first spherical plain bearing rod end 7 and the second spherical plain bearing rod end 8, one end of described the first spherical plain bearing rod end 7 has the first spherical bearing 7-1, one end of described the second spherical plain bearing rod end 8 has the second spherical bearing 8-1, the other end of described the first spherical plain bearing rod end 7 is threaded with the other end of the second spherical plain bearing rod end 8, described the first bolt 6 is connected with the first spherical plain bearing rod end 7 by the first spherical bearing 7-1, described suspender 5 is connected with housing 1 by the first bolt 6.
Described suspender 5 also comprises the first neck bush 7-2, the first external bushing 7-3 and the first slotted nut 7-4, the first spiral shell 6 middle parts with the first spherical bearing 7-1 junction, the first neck bush 7-2 is housed, the first external bushing 7-3 is respectively equipped with in the both sides at the first spiral shell 6 middle parts, and the end of thread of the first bolt 6 is equipped with the first slotted nut 7-4.
Described suspender 5 also comprises the second bolt 13, the second neck bush 8-2, the second external bushing 8-3 and the second slotted nut 8-4, described the second bolt 13 is connected with the second spherical plain bearing rod end 8 by the second spherical bearing 8-1, the second neck bush 8-2 is equipped with in the junction of the middle part of described the second bolt 13 and the second spherical bearing 8-1, the second external bushing 8-2 is respectively equipped with in the both sides at the second bolt 13 middle parts, and the end of thread of the second bolt 13 is equipped with the second slotted nut 8-4. Described the first neck bush 7-2, the first external bushing 7-3, the second neck bush 8-2 and the second external bushing 8-3 can effectively protect part, and play lubrication. Described suspender 5 is connected with vehicle by the second bolt 13.
Described suspender 5 also comprises butterfly gasket 14 and locknut 15, and butterfly gasket 14 and locknut 15 are equipped with in the other end threaded connection place of the other end of described the first spherical plain bearing rod end 7 and the second spherical plain bearing rod end 8. The other end of described the first spherical plain bearing rod end 7 is inner screw sheath, the other end of the second spherical plain bearing rod end 8 is external thread rod, the inner screw sheath of described the first spherical plain bearing rod end 7 is threaded with the external thread rod of the second spherical plain bearing rod end 8, butterfly gasket 14 is sleeved on external thread rod, one side and inner screw sheath offset, and opposite side is by locknut 15 tightenings that are threaded with external thread rod. Adopting butterfly gasket 14 and locknut 15 can make the other end of the first spherical plain bearing rod end 7 be connected fastening being difficult for the other end of the second spherical plain bearing rod end 8 gets loose.
As shown in Fig. 1,2,9 ~ 11, on described housing 1, anchor mechanism 9 is also housed. Described anchor mechanism 9 comprises Shockproof rubber circle 10, bushing pipe 11, lining 12 and anchor 4, described Shockproof rubber circle 10 is contained in the anchor installing hole 1-2 of housing 1, described bushing pipe 11 is contained in Shockproof rubber circle 10, in described bushing pipe 11, lining 12 is housed, and described anchor 4 is through lining 12. Certainly, can in bushing pipe 11, not establish lining 12 yet, and described anchor 4 is directly passed to bushing pipe 11.
As shown in Fig. 1,2,11, described anchor mechanism 9 also comprises dish spring 16, the first anchor lining 17, the second anchor lining 18 and bearing pin lid 19, one end of described anchor 4 is set with the first anchor lining 17, the other end of described anchor 4 is set with the second anchor lining 18, on the second anchor lining 18, there is internal thread hole 18-1, described bearing pin lid 19 is threaded with the second anchor lining 18, between described bearing pin lid 19 and anchor 4, dish spring 16 is housed.
Described anchor mechanism 9 also comprises the first bellows 20 and the second bellows 20 ', described the first bellows 20 and the second bellows 20 ' are sleeved on the periphery of anchor 4, one end of described the first bellows 20 is connected with the first anchor lining 17, the other end is connected with housing 1, one end of described the second bellows 20 ' is connected with the second anchor lining 18, and the other end is connected with housing 1. Described the first bellows 20 and the second bellows 20 ' all play dustproof effect.
As shown in Fig. 1 ~ 5, the cylinder body of described oil cylinder 2 is to be made into integration by housing 1, has greatly reduced the volume of brake clamp, the more compact structure of brake clamp, and the strength and stiffness of oil cylinder are higher, make the reliability of brake clamp higher.
As shown in Fig. 1,2,12,13,15 ~ 19, described leverage 3 has lever body 3-1, the middle part of described lever body 3-1 has axis hole 3-1-1, described leverage 3 has ejecting block 23, described ejecting block 23 has jacking block body 23-1, described jacking block body 23-1 has two coaxial connecting axle 23-1-1, described connecting axle 23-1-1 and the 23-1 load of jacking block body or make one, and be positioned at the outer wall of jacking block body 23-1, the upper tool of described jacking block body 23-1 locating hole 23-1-2 radially, described locating hole 23-1-2 is threaded with stop screw 24.
On described jacking block body 23-1, have installing hole 23-1-3, the axis of the axis of installing hole 23-1-3 and connecting axle 23-1-1 is perpendicular, fixing screw plug 25 is housed in described installing hole 23-1-3, the front portion of described fixing screw plug 25 is threaded with the internal thread of installing hole 23-1-3, on the periphery wall of described fixing screw plug 25, have circumferential stopper slot 25-1, one end of described stop screw 24 extend in circumferential stopper slot 25-1, and fixing screw plug 25 is played to certain position-limiting action.
As shown in Fig. 1,2,12,13,15,19,20,21, on the front end face of described fixing screw plug 25, have counterbore 25-3, in described counterbore 25-3, briquetting 26 is housed, briquetting 26 belongs to part easy to wear, in the time that wearing and tearing, briquetting 26 only needs to change separately briquetting 26, and cost-saving.
Described briquetting 26 has passage 26-1, the counterbore 25-3 interference fit of briquetting 6 and fixing screw plug 25, and passage 26-1 conveniently gets rid of the air in counterbore 25-3 in the time that briquetting 26 is installed.
On the rear end face of described fixing screw plug 25, there is interior hexagonal counterbore 25-2 or outer-hexagonal projection 25-6, because fixing screw plug 25 has hexagonal counterbore 25-2 or outer-hexagonal projection 25-6, so need to be by special tool(s) in the time of the fixing screw plug 25 of needs installation or removal, only need to use general utility tool can complete handling, convenient and swift.
As Fig. 1 ~ 5, shown in 12 ~ 14, on described housing 1, there is lever installing hole 1-1, anchor installing hole 1-2, brake lining installing hole 1-3, with hanger erection hole 1-4, in the axis hole 3-1-1 at leverage 3 middle parts, rotating shaft 21 is housed, and rotating shaft 21 is hinged on leverage 3 on housing 1 through the lever installing hole 1-1 on housing 1, in described anchor installing hole 1-2, be fitted with anchor 4, brake lining pin 22-1 on described brake lining 22 is connected to brake lining 22 on housing 1 through the brake lining installing hole 1-3 on housing 1, on the hanger erection hole 1-4 of described housing 1, be also connected with the first bolt 6 of suspender 5.
As shown in Fig. 1 ~ 3,12 ~ 14,17, one end of described lever body 3-1 has two linking arm 3-1-2, the other end of described lever body 3-1 is equipped with cushion block 28, one end on described linking arm 3-1-2 all has a mounting groove 27, and two connecting axle 23-1-1 of described ejecting block 23 are hinged on respectively on two linking arm 3-1-2 of lever body 3-1. The connecting axle 23-1-1 of ejecting block 23 snaps into the upper also hinged connected mode of linking arm 3-1-2 and has saved to greatest extent space, make leverage 3 less, for clamp miniaturization provides possibility, and ejecting block 23 can rotate with the central axis of connecting axle 23-1-1, briquetting 26 in the time that hydraulic braking clamp is worked on ejecting block 23 remains that with the regulating shaft of oil cylinder 2 maximum area contacts, effectively improve the efficiency of transmitting brake force, after cushion block 28 wearing and tearing, only need to change parts, maintenance cost is low.
As shown in Fig. 1 ~ 3, the utility model in use, owing to adopting suspender 5 and the anchor mechanism 9 with Shockproof rubber circle 10, thereby hydraulic braking clamp can adapt to vehicle steering framing wheel beat to the horizontal direction producing in traveling process well, stablizing of the transmission efficiency of guarantee brake force, be difficult for causing partial friction, greatly improved the security of Vehicle Driving Cycle.
Claims (10)
1. a track traffic hydraulic braking clamp, has housing (1), oil cylinder (2) and leverage (3), is provided with oil cylinder (2) on described housing (1), and it is upper that described leverage (3) is hinged on housing (1), it is characterized in that:
On a, described housing (1), be also hinged with suspender (5);
B, described suspender (5) comprises the first bolt (6), the first spherical plain bearing rod end (7) and the second spherical plain bearing rod end (8), one end of described the first spherical plain bearing rod end (7) has the first spherical bearing (7-1), one end of described the second spherical plain bearing rod end (8) has the second spherical bearing (8-1), the other end of described the first spherical plain bearing rod end (7) is threaded with the other end of the second spherical plain bearing rod end (8), described the first bolt (6) is connected with the first spherical plain bearing rod end (7) by the first spherical bearing (7-1), described suspender (5) is connected with housing (1) by the first bolt (6),
On c, described housing (1), anchor mechanism (9) is also housed;
D, described anchor mechanism (9) comprise Shockproof rubber circle (10), bushing pipe (11) and anchor (4), described Shockproof rubber circle (10) is contained in the anchor installing hole (1-2) of housing (1), described bushing pipe (11) is contained in Shockproof rubber circle (10), and described anchor (4) is through bushing pipe (11).
2. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: described suspender (5) also comprises the first neck bush (7-2), the first external bushing (7-3) and the first slotted nut (7-4), the first bolt (6) middle part with the first spherical bearing (7-1) junction, the first neck bush (7-2) is housed, the first external bushing (7-3) is respectively equipped with in the both sides at the first bolt (6) middle part, and the end of thread of the first bolt (6) is equipped with the first slotted nut (7-4).
3. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: described suspender (5) also comprises the second bolt (13), the second neck bush (8-2), the second external bushing (8-3) and the second slotted nut (8-4), described the second bolt (13) is connected with the second spherical plain bearing rod end (8) by the second spherical bearing (8-1), the second neck bush (8-2) is equipped with in the junction of the middle part of described the second bolt (13) and the second spherical bearing (8-1), the second external bushing (8-2) is respectively equipped with in the both sides at the second bolt (13) middle part, the end of thread of the second bolt (13) is equipped with the second slotted nut (8-4).
4. track traffic according to claim 2 hydraulic braking clamp, it is characterized in that: described suspender (5) also comprises the second bolt (13), the second neck bush (8-2), the second external bushing (8-3) and the second slotted nut (8-4), the second neck bush (8-2) is equipped with in the junction of the middle part of the second bolt (13) and the second spherical bearing (8-1), the second external bushing (8-2) is respectively equipped with in the both sides at the second bolt (13) middle part, and the end of thread of the second bolt (13) is equipped with the second slotted nut (8-4).
5. according to the track traffic hydraulic braking clamp described in claim 1 or 2 or 3 or 4, it is characterized in that: described suspender (5) also comprises butterfly gasket (14) and locknut (15), butterfly gasket (14) and locknut (15) are equipped with in the other end threaded connection place of the other end of described the first spherical plain bearing rod end (7) and the second spherical plain bearing rod end (8), the other end of described the first spherical plain bearing rod end (7) is inner screw sheath, the other end of the second spherical plain bearing rod end (8) is external thread rod, the inner screw sheath of described the first spherical plain bearing rod end (7) is threaded with the external thread rod of the second spherical plain bearing rod end (8), butterfly gasket (14) is sleeved on external thread rod, one side and inner screw sheath offset, opposite side is by the locknut being threaded with external thread rod (15) tightening.
6. track traffic hydraulic braking clamp according to claim 1, it is characterized in that: described anchor mechanism (9) also comprises dish spring (16), the first anchor lining (17), the second anchor lining (18) and bearing pin lid (19), one end of described anchor (4) is set with the first anchor lining (17), the other end of described anchor (4) is set with the second anchor lining (18), on the second anchor lining (18), there is internal thread hole (18-1), described bearing pin lid (19) is threaded with the second anchor lining (18), between described bearing pin lid (19) and anchor (4), dish spring (16) is housed.
7. track traffic according to claim 6 hydraulic braking clamp, it is characterized in that: described anchor mechanism (9) also comprises the first bellows (20) and the second bellows (20 '), the first bellows (20) and the second bellows (20 ') are sleeved on the periphery of anchor (4), one end of described the first bellows (20) is connected with the first anchor lining (17), the other end is connected with housing (1), one end of described the second bellows (20 ') is connected with the second anchor lining (18), and the other end is connected with housing (1).
8. track traffic according to claim 1 hydraulic braking clamp, is characterized in that: the cylinder body of described oil cylinder (2) is to be made into integration by housing (1).
9. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: described leverage (3) has lever body (3-1), the middle part of described lever body (3-1) has axis hole (3-1-1), rotating shaft (21) is housed in axis hole (3-1), and rotating shaft (21) is hinged on leverage (3) on housing (1) through the lever installing hole (1-1) on housing (1), described leverage (3) also has ejecting block (23), one end of described lever body (3-1) has two linking arms (3-1-2), described ejecting block (23) is hinged on two linking arms (3-1-2) of lever body (3-1), the other end of described lever body (8) is equipped with cushion block (28).
10. track traffic according to claim 9 hydraulic braking clamp, it is characterized in that: described ejecting block (23) has jacking block body (23-1), described jacking block body (23-1) has two coaxial connecting axles (23-1-1), described connecting axle (23-1-1) is with (23-1) load of jacking block body or make one, and be positioned at the outer wall of jacking block body (23-1), the upper tool of described jacking block body (23-1) locating hole (23-1-2) radially, described locating hole (23-1-2) is threaded with stop screw (24), on described jacking block body (23-1), have installing hole (23-1-3), the axis of the axis of installing hole (23-1-3) and connecting axle (23-1-1) is perpendicular, fixing screw plug (25) is housed in described installing hole (23-1-3), the front portion of described fixing screw plug (25) is threaded with the internal thread of installing hole (23-1-3), on the periphery wall of described fixing screw plug (25), have circumferential stopper slot (25-1), one end of described stop screw (24) extend in circumferential stopper slot (25-1), on the front end face of described fixing screw plug (25), there is counterbore (25-3), briquetting (26) is housed in described counterbore (25-3), on the rear end face of described fixing screw plug (25), there is interior hexagonal counterbore (25-2) or outer-hexagonal projection (25-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520874970.4U CN205244200U (en) | 2015-11-05 | 2015-11-05 | Hydraulic brake clamp for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520874970.4U CN205244200U (en) | 2015-11-05 | 2015-11-05 | Hydraulic brake clamp for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205244200U true CN205244200U (en) | 2016-05-18 |
Family
ID=55943281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520874970.4U Withdrawn - After Issue CN205244200U (en) | 2015-11-05 | 2015-11-05 | Hydraulic brake clamp for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205244200U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276037A (en) * | 2015-11-05 | 2016-01-27 | 常州南车铁马科技实业有限公司 | Hydraulic braking clamp for rail transit |
| WO2017076339A1 (en) * | 2015-11-05 | 2017-05-11 | 中车戚墅堰机车车辆工艺研究所有限公司 | Lever mechanism and brake clamp device comprising same |
-
2015
- 2015-11-05 CN CN201520874970.4U patent/CN205244200U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276037A (en) * | 2015-11-05 | 2016-01-27 | 常州南车铁马科技实业有限公司 | Hydraulic braking clamp for rail transit |
| WO2017076339A1 (en) * | 2015-11-05 | 2017-05-11 | 中车戚墅堰机车车辆工艺研究所有限公司 | Lever mechanism and brake clamp device comprising same |
| CN105276037B (en) * | 2015-11-05 | 2017-08-11 | 常州中车铁马科技实业有限公司 | Hydraulic braking clamp for track traffic |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20170811 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20170811 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213125 Jiangsu province Changzhou City New District Xue Shun Road No. 19 Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Address before: 213125 Jiangsu province Changzhou City New District Xue Shun Road No. 19 Patentee before: CSR CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. |
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