CN211036579U - Embedded track elasticity constraining body cleaning equipment - Google Patents
Embedded track elasticity constraining body cleaning equipment Download PDFInfo
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- CN211036579U CN211036579U CN201921136527.1U CN201921136527U CN211036579U CN 211036579 U CN211036579 U CN 211036579U CN 201921136527 U CN201921136527 U CN 201921136527U CN 211036579 U CN211036579 U CN 211036579U
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- vertical
- transverse
- vehicle body
- moving device
- cutter
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- 238000004140 cleaning Methods 0.000 title claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 238000003801 milling Methods 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
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Abstract
The utility model discloses an about body clean-up equipment of embedded track elasticity, including automobile body, cutter device, control system and rail guider, the cutter device passes through lateral shifting device and vertical mobile device and installs at the automobile body front portion and realize horizontal, vertical adjustment by control system, rail guider installs before the automobile body, the direction of automobile body traffic direction is realized with embedded track cooperation in rear portion both sides. The utility model discloses the beneficial effect who has does: the equipment structure is simple, and the configuration cost is low; only one piece of equipment is needed during construction to realize the clearance to the about body of elasticity, no longer needs other auxiliary assembly, has efficient, advantage with low costs to realize safe, trade the rail fast.
Description
Technical Field
The utility model relates to an embedded orbital maintenance of equipment, especially an embedded about body clean-up equipment of track elasticity belongs to track traffic technical field.
Background
In recent years, due to rapid development of the field of rail transit, an embedded rail has been operated on a plurality of lines in China as a novel rail transit system product. Due to the particularity of the embedded track structure, the high-molecular elastic restraint body replaces the traditional fastener to lock the steel rail, and the embedded track has the characteristic of large locking force.
The embedded track is applied to the subway, and later stage operation maintenance requires highly, and embedded track elasticity restraints clearance is the key process in the maintenance of embedded track maintenance. The traditional cleaning method for the elastic restraint body of the embedded track has the advantages of more labor, low efficiency, high maintenance cost and incapability of meeting the requirement of long-distance maintenance and track replacement in the later period.
In order to ensure the safety and reliability of the subway operation process and complete the maintenance and rail replacement in the skylight period, a convenient, efficient and safe embedded type cleaning device for the elastic restraint body of the rail is urgently needed to be considered, and is specially used for cleaning the elastic restraint body to assist the maintenance work.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: in view of the above existing problems, an embedded track elastic restraint body cleaning device is provided.
The utility model discloses a technical scheme be like:
the cutter device is arranged at the front part of the vehicle body through a transverse moving device and a vertical moving device, and is adjusted transversely and vertically through the control system, and the steel rail guide devices are arranged at the front and rear sides of the vehicle body and are matched with the embedded track to guide the running direction of the vehicle body.
Due to the adoption of the technical scheme, the utility model discloses the beneficial effect who has does: the equipment structure is simple, and the configuration cost is low; only one piece of equipment is needed during construction to realize the clearance to the about body of elasticity, no longer needs other auxiliary assembly, has efficient, advantage with low costs to realize safe, trade the rail fast.
Preferably, the device also comprises a set of cutter devices, which are arranged at the front part of the vehicle body through a transverse moving device and a vertical moving device and are adjusted transversely and vertically through a control system.
Preferably, the device also comprises 2 sets of cutter devices, wherein the cutter devices are arranged at the front part and the rear part of the vehicle body through a transverse moving device and a vertical moving device and are adjusted transversely and vertically through a control system. The height difference of the front and rear cutter devices is adjusted, so that the cleaning speed of the embedded elastic restraint body of the track can be increased, the double effect is achieved, the construction efficiency is improved, and the time for replacing the steel rail is shortened.
Preferably, the transverse moving device is installed on a reserved frame of the vehicle body, and the vertical moving device is installed on the transverse moving device.
Preferably, the transverse moving device comprises a transverse connecting base, a transverse screw rod, a transverse servo motor and a transverse guide block, the transverse connecting base is installed on a reserved frame of the vehicle body, the transverse screw rod is horizontally installed on the transverse connecting base and driven by the transverse servo motor, and the transverse guide block is installed on the transverse screw rod and is horizontally and slidably embedded at the upper end and the lower end of the transverse connecting base.
As preferred, vertical mobile device includes vertical servo motor, vertical connection base, vertical guide block and vertical lead screw, vertical connection base and horizontal guide block fixed connection, vertical lead screw is vertical to be installed on vertical connection base and by vertical servo motor drive, vertical guide block is installed on vertical lead screw and vertical slidingtype inlays the end about vertical connection base, the cutter device is installed on vertical guide block.
Regarding the mode that power provided, the utility model discloses there are two kinds of preferred modes:
firstly, a power device which is formed by a generator and an engine is arranged on the vehicle body, and the vehicle body provides kinetic energy and electric energy for the walking of the vehicle body, the transverse adjustment of the transverse moving device, the vertical adjustment of the vertical moving device, the milling of the cutter device and a control system through the power device. When the cutter is not in work, the cutter can quickly walk to a construction site, and when the cutter is in work, the cutter can realize low-speed walking construction.
Secondly, a power device which is formed by integrating a generator and an engine is arranged on the vehicle body, and a motor device is also arranged on the vehicle body; when the cutter device does not work, the mechanical energy output by the engine provides kinetic energy for the walking of the vehicle body, and the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device, the vertical adjustment of the vertical moving device, the milling of the cutter device and the control system; when the cutter device works, the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device, the vertical adjustment of the vertical moving device, the milling and controlling system of the cutter device and the motor device, and the motor device provides kinetic energy for the walking of the vehicle body. The second mode is that when the vehicle body travels rapidly, the engine drives, and when the vehicle body travels slowly, the motor device suitable for low-rotation-speed work outputs stable torque and rotation speed, so that the vehicle body can travel slowly and stably and uniformly, and the cutter device cannot generate speed change in the working process to cause rapid stress change, thereby reducing the damage rate and prolonging the service life of the cutter.
Preferably, as the 1 st step, each transverse moving device is horizontally provided with a transverse screw rod, and the transverse screw rod is provided with a cutter device.
Preferably, as the 2 nd, two transverse screw rods are horizontally arranged on each transverse moving device, the two transverse screw rods can be vertically staggered or staggered from front to back, a cutter device is respectively arranged on each transverse screw rod, and the two cutter devices are independently and transversely adjusted and do not interfere with each other, so that the embedded track elastic restraint bodies on two sides of the track route can be simultaneously cleaned, the double effect is achieved, the construction efficiency is improved, and the time for replacing the steel rails is shortened.
Drawings
Fig. 1 and 2 are schematic diagrams of the transverse and longitudinal structures of embodiment 1 of the present invention;
fig. 3A and 3B are schematic diagrams of the horizontal and vertical structures of the milling cutter holder according to embodiment 1 of the present invention;
fig. 4 is a schematic longitudinal structural view of an added motor device according to embodiment 2 of the present invention; fig. 5A, 5B and 5C are schematic diagrams of the horizontal and vertical structures of the double-head milling cutter holder according to embodiment 3 of the present invention;
fig. 6 is a schematic longitudinal structure diagram of the cutter device provided at the front and rear in embodiment 4 of the present invention;
description of reference numerals:
1-a vehicle body, 2-a transverse moving device, 3-a vertical moving device, 4 is a cutter device, 5-a control system,
6-a rail guide device;
11-a reserved frame, 12-a power device and 13-a motor device;
21-transverse connecting base, 22-transverse screw rod, 23-transverse servo motor and 24-transverse guide block;
31-a vertical servo motor, 32-a vertical connecting base, 33-a vertical guide block and 34-a vertical screw rod.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 and 2, the cleaning device for the embedded elastic restraint body of the track comprises a vehicle body 1, a cutter device 4, a control system 5 and a steel rail guide device 6, wherein the cutter device 4 is installed on the front portion of the vehicle body 1 through a transverse moving device 2 and a vertical moving device 3, the control system 5 realizes transverse and vertical adjustment, and the steel rail guide device 6 is installed on the two sides of the front portion and the rear portion of the vehicle body 1 and is matched with the embedded track to realize the guide of the running direction of the vehicle body.
The device also comprises a set of cutter device 4 which is arranged at the rear part of the vehicle body 1 through the transverse moving device 2 and the vertical moving device 3 and is adjusted transversely and vertically through a control system 5.
The transverse moving device 2 is installed on a reserved frame 11 of the vehicle body 1, and the vertical moving device 3 is installed on the transverse moving device 2.
The transverse moving device 2 comprises a transverse connecting base 21, a transverse screw rod 22, a transverse servo motor 23 and a transverse guide block 24, as shown in fig. 3A and 3B, wherein the transverse connecting base 21 is installed on the reserved frame 11 of the vehicle body 1, the transverse screw rod 22 is horizontally installed on the transverse connecting base 21 and driven by the transverse servo motor 23, and the transverse guide block 24 is installed on the transverse screw rod 22 and is horizontally and slidably embedded at the upper end and the lower end of the transverse connecting base 21.
Vertical mobile device 3 is as shown in fig. 3A, 3B, including vertical servo motor 31, vertical connection base 32, vertical guide block 33 and vertical lead screw 34, vertical connection base 32 and horizontal guide block 24 fixed connection, vertical lead screw 34 is vertical to be installed on vertical connection base 32 and by vertical servo motor 31 drive, vertical guide block 33 is installed on vertical lead screw 34 and vertical slidingtype inlays at vertical connection base 32 left and right ends, cutter device 4 is installed on vertical guide block 33.
The power device 12 formed by the generator and the engine is mounted on the vehicle body 1, the mechanical energy output by the engine provides kinetic energy for the walking of the vehicle body 1, and the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device 2, the vertical adjustment of the vertical moving device 3, the milling of the cutter device 4 and the control system 5.
Example 2:
as shown in fig. 1 and 4, the cleaning device for the elastic restraint body of the embedded track comprises a vehicle body 1, a cutter device 4, a control system 5 and a steel rail guide device 6, wherein the cutter device 4 is installed on the front part of the vehicle body 1 through a transverse moving device 2 and a vertical moving device 3, the control system 5 realizes transverse and vertical adjustment, and the steel rail guide device 6 is installed on the two sides of the front part and the rear part of the vehicle body 1 and is matched with the embedded track to realize the guide of the running direction of the vehicle body.
The transverse moving device 2 is installed on a reserved frame 11 of the vehicle body 1, and the vertical moving device 3 is installed on the transverse moving device 2.
The transverse moving device 2 comprises a transverse connecting base 21, a transverse screw rod 22, a transverse servo motor 23 and a transverse guide block 24, as shown in fig. 3A and 3B, wherein the transverse connecting base 21 is installed on the reserved frame 11 of the vehicle body 1, the transverse screw rod 22 is horizontally installed on the transverse connecting base 21 and driven by the transverse servo motor 23, and the transverse guide block 24 is installed on the transverse screw rod 22 and is horizontally and slidably embedded at the upper end and the lower end of the transverse connecting base 21.
Vertical mobile device 3 is as shown in fig. 3A, 3B, including vertical servo motor 31, vertical connection base 32, vertical guide block 33 and vertical lead screw 34, vertical connection base 32 and horizontal guide block 24 fixed connection, vertical lead screw 34 is vertical to be installed on vertical connection base 32 and by vertical servo motor 31 drive, vertical guide block 33 is installed on vertical lead screw 34 and vertical slidingtype inlays at vertical connection base 32 left and right ends, cutter device 4 is installed on vertical guide block 33.
The vehicle body 1 is provided with a power device 12 formed by integrating a generator and an engine, and is also provided with a motor device 13; when the cutter device 4 does not work, the mechanical energy output by the engine provides kinetic energy for the walking of the vehicle body 1, and the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device 2, the vertical adjustment of the vertical moving device 3, the milling of the cutter device 4 and the control system 5; when the cutter device 4 works, the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device 2, the vertical adjustment of the vertical moving device 3, the milling and controlling system 5 of the cutter device 4 and the motor device 13, and the motor device 13 provides kinetic energy for the walking of the vehicle body 1.
Example 3:
as shown in fig. 4, the cleaning device for the elastic restraint body of the embedded track comprises a vehicle body 1, a cutter device 4, a control system 5 and a steel rail guide device 6, wherein the cutter device 4 is installed on the front part of the vehicle body 1 through a transverse moving device 2 and a vertical moving device 3, the control system 5 realizes transverse and vertical adjustment, and the steel rail guide device 6 is installed on the two sides of the front part and the rear part of the vehicle body 1 and is matched with the embedded track to realize the guide of the running direction of the vehicle body.
The transverse moving device 2 is installed on a reserved frame 11 of the vehicle body 1, and the vertical moving device 3 is installed on the transverse moving device 2.
The transverse moving device 2 comprises a transverse connecting base 21, a transverse screw rod 22, a transverse servo motor 23 and a transverse guide block 24, as shown in fig. 3A and 3B, wherein the transverse connecting base 21 is installed on the reserved frame 11 of the vehicle body 1, the transverse screw rod 22 is horizontally installed on the transverse connecting base 21 and driven by the transverse servo motor 23, and the transverse guide block 24 is installed on the transverse screw rod 22 and is horizontally and slidably embedded at the upper end and the lower end of the transverse connecting base 21.
Vertical mobile device 3 is as shown in fig. 3A, 3B, including vertical servo motor 31, vertical connection base 32, vertical guide block 33 and vertical lead screw 34, vertical connection base 32 and horizontal guide block 24 fixed connection, vertical lead screw 34 is vertical to be installed on vertical connection base 32 and by vertical servo motor 31 drive, vertical guide block 33 is installed on vertical lead screw 34 and vertical slidingtype inlays at vertical connection base 32 left and right ends, cutter device 4 is installed on vertical guide block 33.
The vehicle body 1 is provided with a power device 12 formed by integrating a generator and an engine, and is also provided with a motor device 13; when the cutter device 4 does not work, the mechanical energy output by the engine provides kinetic energy for the walking of the vehicle body 1, and the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device 2, the vertical adjustment of the vertical moving device 3, the milling of the cutter device 4 and the control system 5; when the cutter device 4 works, the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device 2, the vertical adjustment of the vertical moving device 3, the milling and controlling system 5 of the cutter device 4 and the motor device 13, and the motor device 13 provides kinetic energy for the walking of the vehicle body 1.
Two transverse screws 22 are horizontally mounted on each transverse moving device 2, as shown in fig. 5A. The two transverse screws can be staggered up and down as shown in fig. 5B, or staggered front and back as shown in fig. 5C. Each transverse screw rod 22 is provided with a cutter device 4, and the two cutter devices 4 are independently and transversely adjusted without mutual interference.
Example 4:
as shown in fig. 1 and 6, the cleaning device for the elastic restraint body of the embedded track comprises a vehicle body 1, a cutter device 4, a control system 5 and a steel rail guide device 6, wherein the cutter device 4 is installed on the front part of the vehicle body 1 through a transverse moving device 2 and a vertical moving device 3, the control system 5 realizes transverse and vertical adjustment, and the steel rail guide device 6 is installed on the two sides of the front part and the rear part of the vehicle body 1 and is matched with the embedded track to realize the guide of the running direction of the vehicle body.
The device also comprises a set of cutter device 4 which is arranged at the rear part of the vehicle body 1 through the transverse moving device 2 and the vertical moving device 3 and is adjusted transversely and vertically through a control system 5.
The transverse moving device 2 is installed on a reserved frame 11 of the vehicle body 1, and the vertical moving device 3 is installed on the transverse moving device 2.
The transverse moving device 2 comprises a transverse connecting base 21, a transverse screw rod 22, a transverse servo motor 23 and a transverse guide block 24, as shown in fig. 3A and 3B, wherein the transverse connecting base 21 is installed on the reserved frame 11 of the vehicle body 1, the transverse screw rod 22 is horizontally installed on the transverse connecting base 21 and driven by the transverse servo motor 23, and the transverse guide block 24 is installed on the transverse screw rod 22 and is horizontally and slidably embedded at the upper end and the lower end of the transverse connecting base 21.
Vertical mobile device 3 is as shown in fig. 3A, 3B, including vertical servo motor 31, vertical connection base 32, vertical guide block 33 and vertical lead screw 34, vertical connection base 32 and horizontal guide block 24 fixed connection, vertical lead screw 34 is vertical to be installed on vertical connection base 32 and by vertical servo motor 31 drive, vertical guide block 33 is installed on vertical lead screw 34 and vertical slidingtype inlays at vertical connection base 32 left and right ends, cutter device 4 is installed on vertical guide block 33.
The power device 12 formed by the generator and the engine is mounted on the vehicle body 1, the mechanical energy output by the engine provides kinetic energy for the walking of the vehicle body 1, and the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device 2, the vertical adjustment of the vertical moving device 3, the milling of the cutter device 4 and the control system 5.
Claims (8)
1. The utility model provides an embedded track elasticity constraining body clean-up equipment which characterized in that: the rail guide device is characterized by comprising a vehicle body (1), a cutter device (4), a control system (5) and a steel rail guide device (6), wherein the cutter device (4) is installed on the front portion of the vehicle body (1) through a transverse moving device (2) and a vertical moving device (3) and is adjusted transversely and vertically through the control system (5), and the steel rail guide device (6) is installed on the front portion and the rear portion of the vehicle body (1) and is matched with an embedded rail to guide the running direction of the vehicle body.
2. An embedded track elastic restraint cleaning apparatus as claimed in claim 1 wherein: the device is characterized by further comprising a set of cutter device (4), wherein the cutter device is installed on the vehicle body (1) through the transverse moving device (2) and the vertical moving device (3) and is adjusted transversely and vertically through the control system (5).
3. An embedded track elastic restraint cleaning apparatus as claimed in claim 1 or 2, wherein: the transverse moving device (2) is installed on a reserved frame (11) of the vehicle body (1), and the vertical moving device (3) is installed on the transverse moving device (2).
4. A built-in rail elastic restraint cleaning apparatus as claimed in claim 3, wherein: lateral shifting device (2) are including transverse connection base (21), horizontal lead screw (22), horizontal servo motor (23) and horizontal guide block (24), install on reservation frame (11) of automobile body (1) transverse connection base (21), horizontal lead screw (22) horizontal installation is on transverse connection base (21) and by horizontal servo motor (23) drive, horizontal guide block (24) are installed on horizontal lead screw (22) and horizontal sliding type inlays lower extreme on transverse connection base (21).
5. An embedded track elastic restraint cleaning apparatus as claimed in claim 4, wherein: vertical mobile device (3) include vertical servo motor (31), vertical connection base (32), vertical guide block (33) and vertical lead screw (34), vertical connection base (32) and horizontal guide block (24) fixed connection, vertical lead screw (34) are vertical to be installed on vertical connection base (32) and by vertical servo motor (31) drive, vertical guide block (33) are installed on vertical lead screw (34) and vertical slidingtype is inlayed and is inlayed at vertical connection base (32) left and right ends, cutter device (4) are installed on vertical guide block (33).
6. An embedded track elastic restraint cleaning apparatus as claimed in claim 1 or 2, wherein: the power device (12) formed by the generator and the engine is mounted on the vehicle body (1), and the vehicle body (1) provides kinetic energy and electric energy for walking of the vehicle body (1), transverse adjustment of the transverse moving device (2), vertical adjustment of the vertical moving device (3), milling of the cutter device (4) and the control system (5) through the power device (12).
7. An embedded track elastic restraint cleaning apparatus as claimed in claim 1 or 2, wherein: the vehicle body (1) is provided with a power device (12) formed by integrating a generator and an engine, and is also provided with a motor device (13); when the cutter device (4) does not work, the mechanical energy output by the engine provides kinetic energy for the rapid walking of the vehicle body (1), and the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device (2), the vertical adjustment of the vertical moving device (3), the milling of the cutter device (4) and the control system (5); when the cutter device (4) works, the electric energy output by the generator provides electric energy for the transverse adjustment of the transverse moving device (2), the vertical adjustment of the vertical moving device (3), the milling and controlling system (5) of the cutter device (4) and the motor device (13), and the motor device (13) provides kinetic energy for the walking of the vehicle body (1).
8. An embedded track elastic restraint cleaning apparatus as claimed in claim 4, wherein: two transverse screw rods (22) are horizontally arranged on each transverse moving device (2), a cutter device (4) is respectively arranged on each transverse screw rod (22), and the two cutter devices (4) are independently and transversely adjusted without mutual interference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136527.1U CN211036579U (en) | 2019-07-19 | 2019-07-19 | Embedded track elasticity constraining body cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136527.1U CN211036579U (en) | 2019-07-19 | 2019-07-19 | Embedded track elasticity constraining body cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211036579U true CN211036579U (en) | 2020-07-17 |
Family
ID=71565650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921136527.1U Active CN211036579U (en) | 2019-07-19 | 2019-07-19 | Embedded track elasticity constraining body cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211036579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761034A (en) * | 2020-12-24 | 2021-05-07 | 成都市新筑路桥机械股份有限公司 | Fluid material pouring trolley |
-
2019
- 2019-07-19 CN CN201921136527.1U patent/CN211036579U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761034A (en) * | 2020-12-24 | 2021-05-07 | 成都市新筑路桥机械股份有限公司 | Fluid material pouring trolley |
| CN112761034B (en) * | 2020-12-24 | 2022-08-09 | 成都市新筑路桥机械股份有限公司 | Fluid material pouring trolley |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Gang Inventor after: Wang Xianwei Inventor after: Li Bo Inventor after: Shen Longle Inventor after: Wu Xuanlin Inventor after: Luo Jiong Inventor after: Liu Guangsheng Inventor after: Zhang Pingjing Inventor after: Liu Xiaoqing Inventor after: Zhou Bin Inventor after: Ren Zhijiang Inventor before: Yang Gang Inventor before: Wang Xianwei Inventor before: Li Bo Inventor before: Shen Longle Inventor before: Wu Xuanlin Inventor before: Luo Jiong Inventor before: Liu Guangsheng Inventor before: Zhang Pingjing Inventor before: Liu Xiaoqing Inventor before: Zhou Bin Inventor before: Ren Zhijiang |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240117 Address after: 611400 No. 799, hope road, Wujin street, Xinjin District, Chengdu, Sichuan (Industrial Park) Patentee after: Chengdu Xinzhu Transportation Technology Co.,Ltd. Address before: 611430 Xinjin Industrial Park, Xinjin County, Chengdu City, Sichuan Province Patentee before: CHENGDU XINZHU ROAD & BRIDGE MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right |