CN204344993U - For speed changer oil cooler bypass valve and there is its vehicle - Google Patents
For speed changer oil cooler bypass valve and there is its vehicle Download PDFInfo
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- CN204344993U CN204344993U CN201420734668.4U CN201420734668U CN204344993U CN 204344993 U CN204344993 U CN 204344993U CN 201420734668 U CN201420734668 U CN 201420734668U CN 204344993 U CN204344993 U CN 204344993U
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- oil
- speed changer
- oil cooler
- spool
- out port
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Abstract
The utility model discloses a kind of oil cooler bypass valve for speed changer and there is its vehicle.Described oil cooler bypass valve comprises: valve body and spool, valve body is provided with speed changer oil out port, speed changer oil-feed interface, oil cooler oil-feed interface and oil cooler oil out port, in the valve pocket that spool is arranged on valve body and can first, move between second and third connecting position, when spool is in the first connection position, speed changer oil out port is communicated with at least one in speed changer oil-feed interface and spool shutoff oil cooler oil out port and oil cooler oil-feed interface, when spool is in the second connection position, speed changer oil out port, speed changer oil-feed interface, oil cooler oil-feed interface and oil cooler oil out port are communicated with each other by valve pocket, when spool is in third connecting position, speed changer oil out port with oil cooler oil-feed orifice and speed changer oil-feed interface be communicated with oil cooler oil out port.According to oil cooler bypass valve of the present utility model, structure is simple, low cost of manufacture.
Description
Technical field
The utility model relates to technical field of vehicle, in particular to a kind of oil cooler bypass valve for speed changer and the vehicle with it.
Background technique
According to investigation display, region, the C China cold time in winter is longer, during harsh climate low temperature, oil viscosity in speed changer is larger, gearbox running resistance is large, cause the oil temperature Slow lifting of the oil in speed changer, this situation can directly affect gearbox efficiency and engine consumption, there is room for improvement.
Model utility content
The utility model is intended to solve one of above-mentioned technical problem of the prior art at least to a certain extent.For this reason, to be to propose a kind of structure simple and can meet the oil cooler bypass valve for speed changer of the different duty requirements of speed changer for an object of the present utility model.
Another object of the present utility model is to propose a kind of vehicle with the above-mentioned oil cooler bypass valve for speed changer.
The oil cooler bypass valve for speed changer according to the utility model first aspect comprises: valve body, be limited with valve pocket in described valve body, described valve body be provided with speed changer oil out port and speed changer oil-feed interface and oil cooler oil-feed interface and oil cooler oil out port, spool, described spool to be arranged in described valve pocket and can be communicated with position first, move between second connection position and third connecting position, described spool be in described first be communicated with position time described speed changer oil out port be communicated with described speed changer oil-feed interface and at least one in oil cooler oil out port described in described spool shutoff and described oil cooler oil-feed interface, when described spool is in described second connection position, described speed changer oil out port, described speed changer oil-feed interface, described oil cooler oil-feed interface and described oil cooler oil out port are communicated with each other by described valve pocket, when described spool is in described third connecting position, described speed changer oil out port with described oil cooler oil-feed orifice and described speed changer oil-feed interface be communicated with described oil cooler oil out port.
According to the oil cooler bypass valve for speed changer of the present utility model, be communicated with between position and third connecting position by the first connection position, second of spool in valve pocket and move, realize being communicated with and disconnection of speed changer and oil cooler, thus according to the different oil temperatures of speed changer, select suitable oily cool cycles, the simple and low cost of manufacture of structure.Because this oil cooler bypass valve can meet the different duty requirements of speed changer, particularly, when the oil temperature of speed changer is lower, cool without oil cooler, the oil temperature fast lifting of speed changer can be made to operating temperature, and without catching phenomenon, shorten the time that speed changer is in inefficient working state, and then the oil consumption of the motor of reduction vehicle.
When described spool is in described first connection position, described speed changer oil out port is communicated with described speed changer oil-feed interface and oil cooler oil out port described in described spool shutoff.
Paraffin is filled with in described spool; Described oil cooler bypass valve also comprises: valve core rod, and one end of described valve core rod is fixed on described valve body and the other end extend in described spool; Resetting structure, described resetting structure to be arranged in described valve pocket and flexibly to compress described spool and is communicated with position to make described spool be in described first when initial position.
Described valve body comprises: valve body body and the spool pole socket be arranged on described valve body body, described one end of described valve core rod is fixed on described spool pole socket, is provided with seal ring between described spool pole socket and described valve body body.
Described spool is hollow structure, and the axis of described spool is parallel with the length direction of described valve core rod.
Described speed changer oil out port and described speed changer oil-feed interface are positioned at the same side of described valve body, and described oil cooler oil-feed interface and described oil cooler oil out port are positioned at the opposite side of described valve body.
Described speed changer oil out port and described oil cooler oil-feed interface are opposite to each other, and described speed changer oil-feed interface and described oil cooler oil out port are opposite to each other.
Described spool comprises: upper portion and hypomere part, the outside dimension of described upper portion is greater than the outside dimension of described hypomere part, described resetting structure is spring, described spring housing is located in described hypomere part, the first end of described spring is against the transition bench terrace place of described upper portion and described hypomere part, and the second end of described spring is against on the relative valve interior wall of described transition bench terrace.
Described upper portion is formed with epimere ledge structure, the internal face of described valve body is provided with valve body ledge structure, described epimere ledge structure is suitable for being resisted against on described valve body ledge structure to be opened described speed changer oil out port and described speed changer oil-feed interface to be cut off.
According to the vehicle of second aspect of the present utility model, comprise the oil cooler bypass valve for speed changer described in first aspect.
Accompanying drawing explanation
Fig. 1 is that described spool is positioned at the first connection position according to the structural representation of the utility model embodiment for the oil cooler bypass valve of speed changer;
Fig. 2 is that described spool is positioned at the second connection position according to the structural representation of the utility model embodiment for the oil cooler bypass valve of speed changer;
Fig. 3 is that described spool is positioned at third connecting position according to the structural representation of the utility model embodiment for the oil cooler bypass valve of speed changer.
Reference character:
For the oil cooler bypass valve 100 of speed changer, valve body 1, valve body body 11, valve pocket 110, first valve pocket part 1101, second valve pocket part 1102, spool pole socket 12, speed changer oil out port 111, speed changer oil-feed interface 112, oil cooler oil-feed interface 113, oil cooler oil out port 114, valve body ledge structure 115, spool 2, hollow structure 20, upper portion 21, epimere ledge structure 211, hypomere part 22, transition bench terrace 23, valve core rod 3, resetting structure 4, seal ring 5.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " on ", D score, "left", "right", " interior ", " outward ", etc. instruction orientation or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrically connected maybe can communicate with one another; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
Referring to Fig. 1-Fig. 3, the oil cooler bypass valve 100 for speed changer according to the utility model embodiment is described.As shown in Figure 1-Figure 3, valve body 1 and spool 2 is comprised according to the oil cooler bypass valve 100 for speed changer of the utility model embodiment.
Be limited with valve pocket 110 in valve body 1, valve body 1 be provided with speed changer oil out port 111 and speed changer oil-feed interface 112 and oil cooler oil-feed interface 113 and oil cooler oil out port 114.Spool 2 is arranged in valve pocket 110, and spool 2 can be communicated with position, second first is communicated with between position and third connecting position and moves.
When spool 2 is in the first connection position, speed changer oil out port 111 is communicated with speed changer oil-feed interface 112, and spool 2 shutoff oil cooler oil out port 114 and at least one in oil cooler oil-feed interface 113.
That is, speed changer oil out port 111 can be communicated with by valve pocket 110 with speed changer oil-feed interface 112.Spool 2 can shutoff oil cooler oil out port 114 or spool 2 can shutoff oil cooler oil-feed interface 113 or spool 2 can the oil cooler of shutoff simultaneously oil out port 114 and oil cooler oil-feed interface 113, thus the oil in speed changer directly can flow back to speed changer without oil cooler cooling.
In a specific embodiment as shown in Figure 1, when spool 2 is in the first connection position (position as shown in Figure 1), speed changer oil out port 111 is communicated with speed changer oil-feed interface 112, and spool 2 shutoff oil cooler oil out port 114.
Oil in such speed changer flows back to speed changer via speed changer oil out port 111, valve pocket 110, speed changer oil-feed interface 112, oil in speed changer cools without oil cooler, the cool cycles of the oil now in speed changer is called short circle, short circle be suitable for oil temperature in speed changer lower time open.
When spool 2 is in the second connection position (position as shown in Figure 2), speed changer oil out port 111, speed changer oil-feed interface 112, oil cooler oil-feed interface 113 and oil cooler oil out port 114 are communicated with each other by valve pocket 110, that is, now speed changer oil out port 111, speed changer oil-feed interface 112, oil cooler oil-feed interface 113 are all communicated with valve pocket 110 with oil cooler oil out port 114.
A part for oil in such speed changer flows back to speed changer via speed changer oil out port 111, valve pocket 110, speed changer oil-feed interface 112, and another part of the oil in speed changer flows back to speed changer via speed changer oil out port 111, valve pocket 110, oil cooler oil-feed interface 113, oil cooler oil out port 114, valve pocket 110, speed changer oil-feed interface 112.A part for oil now in speed changer is got back in speed changer after the cooling of oil cooler, and the cool cycles of the oil in speed changer is called transition cycles, opens, thus cool the oil in speed changer after the transition cycles oil temperature be suitable in the transmission promotes.
When spool 2 is in third connecting position (position as shown in Figure 3), speed changer oil out port 111 is communicated with oil cooler oil-feed interface 113, and speed changer oil-feed interface 112 is communicated with oil cooler oil out port 114.
As shown in Figure 3, valve pocket 110 is cut off for disconnected first valve pocket part 1101 and the second valve pocket part 1102 each other by spool 2.Speed changer oil out port 111 is communicated with by the first valve pocket part 1101 with oil cooler oil-feed interface 113, and speed changer oil-feed interface 112 is communicated with by the second valve pocket part 1102 with oil cooler oil out port 114.
Oil in such speed changer all flows back into speed changer via speed changer oil out port 111, first valve pocket part 1101, oil cooler oil-feed interface 113, oil cooler oil out port 114, second valve pocket part 1102, speed changer oil-feed interface 112.Oil now in speed changer all flows back in speed changer after the cooling of oil cooler, and the cool cycles of the oil now in speed changer is called major cycle, major cycle be suitable for oil temperature in the transmission higher time open, thus the oil in speed changer to be cooled.
According to the oil cooler bypass valve 100 for speed changer of the utility model embodiment, be communicated with between position and third connecting position by the first connection position, second of spool 2 in valve pocket 110 and move, realize being communicated with and disconnection of speed changer and oil cooler, thus according to the different oil temperatures of speed changer, select suitable oily cool cycles, the simple and low cost of manufacture of structure.Because this oil cooler bypass valve 100 can meet the different duty requirements of speed changer, particularly, when the oil temperature of speed changer is lower, cool without oil cooler, the oil temperature fast lifting of speed changer can be made to operating temperature, and without catching phenomenon, shorten the time that speed changer is in inefficient working state, and then the oil consumption of the motor of reduction vehicle.
The concrete structure according to the oil cooler bypass valve 100 for speed changer of the utility model embodiment is described in detail referring to Fig. 1-Fig. 3.
As shown in Figure 1-Figure 3, the oil cooler bypass valve 100 for speed changer comprises valve body 1, spool 2, valve core rod 3 and resetting structure 4.Have valve pocket 110 in valve body 1, spool 2 is located in valve pocket 110 movably.Be filled with paraffin in spool 2, particularly, spool 2 is hollow structure 20, is filled with paraffin in hollow structure 20.
The spool pole socket 12 that valve body 1 comprises valve body body 11 and is arranged on valve body body 11, is provided with seal ring 5, thus avoids oil cooler bypass valve 100 leakage of oil or gas leakage, make the good seal performance of oil cooler bypass valve 100 between spool pole socket 12 and valve body body 11.
As shown in Figure 1-Figure 3, one end of valve core rod 3 is fixed on spool pole socket 12, and the other end of valve core rod 3 extend in spool 2, and the other end of valve core rod 3 extend in paraffin particularly.The length direction of valve core rod 3 and the parallel to an axis of spool 2, thus when paraffin expands with heat and contract with cold, spool 2 can move vertically relative to valve core rod 3.In other words, this arrangement of spool 2, valve core rod 3 has ensured the straight line motion of spool 2 further, and spool 2 can not be offset.
Advantageously, as shown in Figure 1-Figure 3, speed changer oil out port 111 and speed changer oil-feed interface 112 can be arranged in the same side (left side as Fig. 1-Fig. 3) of valve body 1, and oil cooler oil-feed interface 113 and oil cooler oil out port 114 can be arranged in the opposite side (right side as Fig. 1-Fig. 3) of valve body 1.Be convenient to oil cooler bypass valve 100 be thus connected with speed changer, and be convenient to oil cooler bypass valve 100 and be connected with oil cooler, thus it is more succinct that the pipeline of the oily cool cycles of speed changer is connected, and more saves arrangement space.
Further, speed changer oil out port 111 and oil cooler oil-feed interface 113 are opposite to each other, and as shown in Figure 1-Figure 3, speed changer oil out port 111 and oil cooler oil-feed interface 113 are opposite to each other in the lateral direction.Speed changer oil-feed interface 112 and oil cooler oil out port 114 are opposite to each other, and as shown in Figure 1-Figure 3, speed changer oil-feed interface 112 and oil cooler oil out port 114 are opposite to each other at left and right directions.
Thus when speed changer oil out port 111 is communicated with oil cooler oil-feed interface 113, the path entering oil cooler oil-feed interface 113 from the oil of speed changer oil out port 111 output is shorter, when speed changer oil-feed interface 112 is communicated with oil cooler oil out port 114, the path entering oil cooler oil out port 114 from the oil of speed changer oil-feed interface 112 output is shorter.
Resetting structure 4 is arranged in valve pocket 110, and resetting structure 4 flexibly compresses spool 2 is in the first connection position to make spool 2 when initial position, when wherein spool 2 is in initial position, paraffin in spool 2 is not heated, volume is little, be in steady state, the elastic force of resetting structure 4 compresses spool 2 makes spool 2 remain on initial position.
As shown in Figure 1-Figure 3, spool 2 can comprise upper portion 21 and hypomere part 22.The outside dimension of upper portion 21 can be greater than the outside dimension of hypomere part 22, resetting structure 4 can be spring, spring can be set in hypomere part 22, the first end of spring is against transition bench terrace 23 place of upper portion 21 with hypomere part 22, and the second end of spring can be resisted against on the valve interior wall (namely the chamber wall of valve pocket 110) relative with transition bench terrace 23.
Further, upper portion 21 can be formed with epimere ledge structure 211, the internal face of valve body 1 can be provided with valve body ledge structure 115, when spool 2 is in third connecting position, epimere ledge structure 211 is resisted against on valve body ledge structure 115 and opens speed changer oil out port 111 and speed changer oil-feed interface 112 to be cut off.
Particularly, as shown in Figure 3, epimere ledge structure 211 can extend in valve pocket 110, and the contact-segment having 1 millimeter-2 millimeters of epimere ledge structure 211 and valve body ledge structure 115, forming surface contacts, and makes spool 2 and valve body ledge structure 115 area of contact less, thus when spool 2 return, be subject to frictional force little, there will not be catching phenomenon.
The working procedure of the oil cooler bypass valve 100 being used for speed changer is described in detail referring to Fig. 1-Fig. 3:
As shown in Figure 1, when spool 2 is positioned at the first connection position, paraffin is in steady state, and spool 2 is shutoff oil cooler oil out port 114 under the action of the spring, specifically, and the upper portion 21 shutoff oil cooler oil out port 114 completely of spool 2.Now, the oil pressure in left side is greater than the oil pressure on right side as shown in Figure 1, thus the power making oil cooler bypass valve 100 be subject to the right, thus make the upper portion 21 of spool 2 fit tightly on valve interior wall, shutoff oil cooler oil out port 114.
Along with oil temperature raises, paraffin expanded by heating, thus give valve core rod 3 one power upwards, and valve core rod 3 and spool pole socket 12 are fixed together and can not move, effect due to power is mutual, therefore spool 2 is subject to downward power, when this power is greater than the elastic force of spring, spool 2 moves down until move to the second connection position as shown in Figure 2, oil cooler oil out port 114 is opened gradually, speed changer oil out port 111, speed changer oil-feed interface 112, oil cooler oil-feed interface 113 and oil cooler oil out port 114 are communicated with each other by valve pocket 110, a part for oil in speed changer directly flows back to speed changer, speed changer is got back to after the another part of oil in speed changer is cooled by oil cooler.
Along with the continuation of oil temperature raises, paraffin continues expanded by heating, spool 2 is subject to downward power and increases, and be far longer than the elastic force of spring, spool 2 continues to move down until move to third connecting position as shown in Figure 3, epimere ledge structure 211 is resisted against on valve body ledge structure 115 and valve pocket 110 is divided into disconnected first valve pocket part 1101 and the second valve pocket part 1102 each other, and speed changer oil out port 111 and speed changer oil-feed interface 112 is cut off and open.The oil of speed changer all flows back to speed changer after the cooling of oil cooler.
In brief, according to the oil cooler bypass valve 100 for speed changer of the utility model embodiment, utilizing the principle of expanding with heat and contracting with cold of paraffin to drive spool 2 to be communicated with position, second first is communicated with between position and third connecting position mobile with the different operating state meeting speed changer, and structure is simple, low cost of manufacture.
The utility model additionally provides a kind of vehicle, and this vehicle comprises the above-mentioned oil cooler bypass valve 100 for speed changer, thus has that structure is simple and low cost of manufacture, the speed changer inefficient working state time is short, the advantages such as oil consumption is low.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification or example can carry out engaging and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (10)
1., for an oil cooler bypass valve for speed changer, it is characterized in that, comprising:
Valve body, is limited with valve pocket in described valve body, described valve body is provided with speed changer oil out port and speed changer oil-feed interface and oil cooler oil-feed interface and oil cooler oil out port;
Spool, described spool to be arranged in described valve pocket and can be communicated with position, second first and is communicated with between position and third connecting position and moves,
Described spool be in described first be communicated with position time described speed changer oil out port be communicated with described speed changer oil-feed interface and at least one in oil cooler oil out port described in described spool shutoff and described oil cooler oil-feed interface,
When described spool is in described second connection position, described speed changer oil out port, described speed changer oil-feed interface, described oil cooler oil-feed interface and described oil cooler oil out port are communicated with each other by described valve pocket,
When described spool is in described third connecting position, described speed changer oil out port with described oil cooler oil-feed orifice and described speed changer oil-feed interface be communicated with described oil cooler oil out port.
2. the oil cooler bypass valve for speed changer according to claim 1, it is characterized in that, when described spool is in described first connection position, described speed changer oil out port is communicated with described speed changer oil-feed interface and oil cooler oil out port described in described spool shutoff.
3. the oil cooler bypass valve for speed changer according to claim 1, is characterized in that, be filled with paraffin in described spool;
Described oil cooler bypass valve also comprises:
Valve core rod, one end of described valve core rod is fixed on described valve body and the other end extend in described spool;
Resetting structure, described resetting structure to be arranged in described valve pocket and flexibly to compress described spool and is communicated with position to make described spool be in described first when initial position.
4. the oil cooler bypass valve for speed changer according to claim 3, it is characterized in that, described valve body comprises: valve body body and the spool pole socket be arranged on described valve body body, described one end of described valve core rod is fixed on described spool pole socket, is provided with seal ring between described spool pole socket and described valve body body.
5. the oil cooler bypass valve for speed changer according to claim 3, is characterized in that, described spool is hollow structure, and the axis of described spool is parallel with the length direction of described valve core rod.
6. the oil cooler bypass valve for speed changer according to claim 3, it is characterized in that, described speed changer oil out port and described speed changer oil-feed interface are positioned at the same side of described valve body, and described oil cooler oil-feed interface and described oil cooler oil out port are positioned at the opposite side of described valve body.
7. the oil cooler bypass valve for speed changer according to claim 6, is characterized in that, described speed changer oil out port and described oil cooler oil-feed interface are opposite to each other, and described speed changer oil-feed interface and described oil cooler oil out port are opposite to each other.
8. the oil cooler bypass valve for speed changer according to claim 6, it is characterized in that, described spool comprises: upper portion and hypomere part, the outside dimension of described upper portion is greater than the outside dimension of described hypomere part, described resetting structure is spring, described spring housing is located in described hypomere part, the first end of described spring is against the transition bench terrace place of described upper portion and described hypomere part, and the second end of described spring is against on the relative valve interior wall of described transition bench terrace.
9. the oil cooler bypass valve for speed changer according to claim 8, it is characterized in that, described upper portion is formed with epimere ledge structure, the internal face of described valve body is provided with valve body ledge structure, described epimere ledge structure is suitable for being resisted against on described valve body ledge structure to be opened described speed changer oil out port and described speed changer oil-feed interface to be cut off.
10. a vehicle, is characterized in that, comprises the oil cooler bypass valve for speed changer according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420734668.4U CN204344993U (en) | 2014-11-27 | 2014-11-27 | For speed changer oil cooler bypass valve and there is its vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420734668.4U CN204344993U (en) | 2014-11-27 | 2014-11-27 | For speed changer oil cooler bypass valve and there is its vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344993U true CN204344993U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420734668.4U Expired - Fee Related CN204344993U (en) | 2014-11-27 | 2014-11-27 | For speed changer oil cooler bypass valve and there is its vehicle |
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| Country | Link |
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| CN (1) | CN204344993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355824A (en) * | 2018-10-31 | 2019-02-19 | 杰克缝纫机股份有限公司 | Sewing machine and its sewing machine food tray cooling system |
-
2014
- 2014-11-27 CN CN201420734668.4U patent/CN204344993U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355824A (en) * | 2018-10-31 | 2019-02-19 | 杰克缝纫机股份有限公司 | Sewing machine and its sewing machine food tray cooling system |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180426 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20211127 |