CN106515879A - Automobile cargo carrying center of gravity adjusting mechanism - Google Patents
Automobile cargo carrying center of gravity adjusting mechanism Download PDFInfo
- Publication number
- CN106515879A CN106515879A CN201610994485.XA CN201610994485A CN106515879A CN 106515879 A CN106515879 A CN 106515879A CN 201610994485 A CN201610994485 A CN 201610994485A CN 106515879 A CN106515879 A CN 106515879A
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- Prior art keywords
- controller
- supporting plate
- motor
- pressure
- pressure sensors
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/08—Superstructures for load-carrying vehicles comprising adjustable means
- B62D33/10—Superstructures for load-carrying vehicles comprising adjustable means comprising means for the suspension of the superstructure on the frame
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Loading Or Unloading Of Vehicles (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses an automobile cargo carrying center gravity of adjusting mechanism. The adjusting mechanism comprises bottom supporting rods, a supporting plate and a packing box. Two sliding rails are arranged on the bottom supporting rods; the supporting plate is arranged above the bottom supporting rods; sliding blocks are arranged on the lower side of the supporting plate; the sliding blocks are connected with the sliding rails in a matched mode; the packing box is mounted in the middle of the supporting plate; and an adjusting mechanism body is arranged between the supporting plate and the bottom supporting rods. The adjusting mechanism body comprises a guide rail, an adjustable motor, a screw rod and a connecting frame in thread fit with the screw rod. A pressure sensor is arranged on each of the two bottom supporting rods; a pulley is arranged in the position, corresponding to each of the two pressure sensors, on the lower side of the supporting plate; each pulley is attached to the corresponding pressure sensor; the two pressure sensors are connected with a controller at the same time; the controller is connected with the adjustable motor; and forward rotation or reverse rotation and rotation speed of the adjustable motor can be controlled through the controller. According to the automobile cargo carrying center of gravity adjusting mechanism, shifting conditions of the center of gravity of cargoes can be detected rapidly and the center of gravity of cargoes can be adjusted automatically, so that the safety of vehicles and cargoes are guaranteed in the transportation process.
Description
Technical field
The present invention relates to vehicle safety technical field of transportation, more particularly to a kind of automobile-used loading gravity center adjusting mechanism.
Background technology
At present, goods is mainly loaded and is transported by loading motor vehicle, and existing container only has loading function, and fixed
On vehicle frame, in transportation, due to path problem, vehicle is susceptible to jolt, rolls, especially in turning process
In, vehicle roll is extremely obvious；And then cause vehicle and loading centre-of gravity shift；Especially during fast running, it is easy to
Accident occurs to cause vehicle rollover, goods to drop etc., causes great potential safety hazard to loading transport.
Now it is badly in need of a kind of vehicle's center of gravity governor motion of energy quick response cargo centre-of gravity shift as can be seen here.
The content of the invention
For deficiencies of the prior art, it is an object of the invention to how to solve existing cargo run over
A kind of problem of the Cheng Zhongyi accidents that cause vehicle rollover, goods to drop etc. because of center of gravity of goods skew, there is provided automobile-used loading center of gravity
Governor motion, can quick detection center of gravity of goods drift condition, and automatically center of gravity of goods is adjusted, so as to ensure in transport
During vehicle and goods safety.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is such：A kind of automobile-used loading center of gravity is adjusted
Section mechanism, it is characterised in that：Including collet bar, supporting plate and container, the collet bar is two and is parallel to each other, on collet bar
Side is provided with two slide rails, and the length direction of the slide rail is vertical with the length direction of collet bar, and two slide rails are respectively close to collet bar
Two ends；Above collet bar, in the downside of supporting plate, the position of two slide rails of correspondence is respectively equipped with several piece slide block to the supporting plate,
The slide block is coordinated with slide rail and is connected；The container is installed in the middle part of supporting plate, and is fixedly connected with supporting plate；
Be provided with governor motion between supporting plate and collet bar, the governor motion include guide rail, regulation motor, screw mandrel and with silk
The link that bar screw thread coordinates；Wherein, the guide rail is located in the middle part of two collet bars, and its length direction and collet pole length direction
Vertically, the regulation motor is installed on one end of guide rail, and one end of the screw mandrel is by shaft coupling and the motor shaft of regulation motor
It is connected, the other end is installed on the other end of guide rail by bearing and bearing block, and the supporting plate is fixedly connected with link；
A pressure sensor is further respectively had on two collet bars, in the downside of supporting plate, two pressure sensors of correspondence are respectively equipped with
One pulley, the pulley are fit together with pressure sensor, and the axial direction of pulley is axially vertical with screw mandrel, are passed by two pressure
Sensor can detect the pressure at container two ends；Two pressure sensors are connected with a controller simultaneously, the controller and regulation motor
It is connected, the forward or reverse and rotating speed of motor can be controlled to adjust by the controller.
Further, the control process of the controller is as follows：
1）After controller starts, certain hour is waited, until two pressure sensors are stable；
2）At interval of certain time interval T 1, the pressure that container two ends are produced to which is detected by two pressure sensors, meanwhile, by inspection
Degree of the testing the speed sensor detected vehicle speed of service, and steering wheel angle is detected by rotary angle transmitter；
3）Whether Vehicle Speed is judged less than safe velocity by controller, and judges whether vehicle turns, while
Calculate the difference between two pressure sensors；
4）When speed of operation is less than safe velocity, and during vehicle straight trip：
A, the pressure difference value Δ F of two pressure sensors be on the occasion of, and more than 1N when, by controller control to adjust motor rotate forward or
Reversion certain time interval T 2, T2 ＞ T1；
B, the pressure difference value Δ F of two pressure sensors are negative value, and during less than -1N, control to adjust motor reversal by controller
Or rotate forward certain time interval T 2, T2 ＞ T1；
When c, the pressure difference value Δ F of two pressure sensors are less than 1N more than -1N, motor are controlled to adjust by controller and is not rotated；
When speed of operation is less than safe velocity, and Ackermann steer angle：
D, by controller control to adjust motor continue band movable slider towards turning internal diameter direction move；
5）When speed of operation is more than safe velocity, and during vehicle straight trip：The control process of controller and step 4）Middle a, b, c
Unanimously；
When speed of operation is more than safe velocity, and Ackermann steer angle：Inside pressure sensor and outside pressure sensor
Pressure difference value Δ F ', as Δ F ' ＞ 0, controller control and regulation motor does not work, when Δ F '≤0, controller control and regulation
Motor belt motor movable slider moves 1s towards turning internal diameter direction；
6）Repeat step 2）Step 6）.
Further, the guide rail both sides are provided with gathering sill along its length, and on link, two gathering sills of correspondence set
There is projection, the projection is stretched in gathering sill, and can slide along gathering sill.
Compared with prior art, the invention has the advantages that：
1st, simple structure, easy to use, good stability；During straight trip, vehicle and loading are more steady；During turning, rollover, goods are difficult
Thing is difficult to drop.
2nd, can quick detection go out the state of loading, and quickly responded and adjusted, so that it is guaranteed that in the process of moving,
The stability of loading, to ensure the safety of vehicle and goods in transportation.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Structural representations of the Fig. 2 for governor motion.
In figure：1 collet bar, 2 supporting plates, 3 containers, 4 slide rails, 5 slide blocks, 6 guide rails, 7 regulation motors,
8 screw mandrels, 9 links, 10 pressure sensors.
Specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment：Referring to Fig. 1, Fig. 2, a kind of automobile-used loading gravity center adjusting mechanism, including collet bar 1, supporting plate 2 and container 3.
The collet bar 1 is for two and is parallel to each other, and two slide rails 4, the length direction of the slide rail 4 and bottom are provided with above collet bar 1
The length direction of pressure pin 1 is vertical, and two slide rails 4 are respectively close to the two ends of collet bar 1.The supporting plate 2 is located above collet bar 1,
In the downside of supporting plate 2, the position of two slide rails 4 of correspondence is respectively equipped with several piece slide block 5, and the slide block 5 and slide rail 4 are slidably matched phase
Even；The container 3 is installed in the middle part of supporting plate 2, and is fixedly connected with supporting plate 2.
Governor motion is provided between supporting plate 2 and collet bar 1, the governor motion includes guide rail 6, regulation motor 7, screw mandrel
8 and with 8 screw thread of screw mandrel coordinate link 9.Wherein, the guide rail 6 be located at two collet bars 1 in the middle part of, and its length direction with
1 length direction of collet bar is vertical, and the regulation motor 7 is installed on one end of guide rail 6, and one end of the screw mandrel 8 passes through shaft coupling
Be connected with the motor shaft of regulation motor 7, the other end is installed on the other end of guide rail 6 by bearing and bearing block, the supporting plate 2 with
Link 9 is fixedly connected.When being embodied as, 6 both sides of the guide rail are provided with gathering sill along its length, on link 9, right
Answer two gathering sills to be provided with projection, the projection is stretched in gathering sill, and can slide along gathering sill；So that supporting plate 2 and container 3 exist
In moving process, stability is more preferable.
A pressure sensor 10 is further respectively had on two collet bars 1, in the downside of supporting plate 2, two pressure sensors of correspondence
10 are respectively equipped with a pulley, and the pulley is fit together with pressure sensor 10, and the axial direction of pulley is vertical with the axial direction of screw mandrel 8
Directly, the pressure at 3 two ends of container can be detected by two pressure sensors 10；Wherein, the pressure sensor 10 is highly sensitive biography
Sensor（Such as strain gauge pressure sensor 10）, the deformation produced after pulley is by 2 stress of supporting plate is delivered to pressure sensor 10,
So as to detect the pressure of 2 tank ends of supporting plate；Using pulley and 10 joint of pressure sensor, effectively can reduce being moved through
The friction produced in journey such that it is able to effectively improve the accuracy of pressure detecting.When being embodied as, two pressure sensors 10 are distinguished
Positioned at the both sides of adjustment structure, and respectively close to relative two jiaos of container 3, container 3 can be detected by two pressure sensors 10
Two diagonal weight, so as to preferably analysis measurement goes out the pressure of tank ends.Two pressure sensors 10 simultaneously with a controller
It is connected, the controller is connected with regulation motor 7, the forward or reverse of motor 7 can be controlled to adjust by the controller and turned
Speed；And can realize slide block 5 translational speed be 1 40mm/s；As needed, by arranging controller parameter, you can realize
The regulation of 5 translational speed of slide block.
The control process of the controller is as follows：
1）After controller starts, certain hour is waited, until two pressure sensors are stable；
2）At interval of certain time interval T 1, the pressure that container two ends are produced to which is detected by two pressure sensors, meanwhile, by inspection
Degree of the testing the speed sensor detected vehicle speed of service, and steering wheel angle is detected by rotary angle transmitter；
3）Whether Vehicle Speed is judged less than safe velocity by controller, and judges whether vehicle turns, while
Calculate the difference between two pressure sensors；
4）When speed of operation is less than safe velocity, and during vehicle straight trip：
A, the pressure difference value Δ F of two pressure sensors be on the occasion of, and more than 1N when, by controller control to adjust motor rotate forward or
Reversion certain time interval T 2, T2 ＞ T1；
B, the pressure difference value Δ F of two pressure sensors are negative value, and during less than -1N, control to adjust motor reversal by controller
Or rotate forward certain time interval T 2, T2 ＞ T1；
When c, the pressure difference value Δ F of two pressure sensors are less than 1N more than -1N, motor are controlled to adjust by controller and is not rotated；
When speed of operation is less than safe velocity, and Ackermann steer angle：
D, by controller control to adjust motor continue band movable slider towards turning internal diameter direction move；
5）When speed of operation is more than safe velocity, and during vehicle straight trip：The control process of controller and step 4）Middle a, b, c
Unanimously；
When speed of operation is more than safe velocity, and Ackermann steer angle：Inside pressure sensor and outside pressure sensor
Pressure difference value Δ F ', as Δ F ' ＞ 0, controller control and regulation motor does not work, when Δ F '≤0, controller control and regulation
Motor belt motor movable slider moves 1s towards turning internal diameter direction；
6）Repeat step 2）Step 6）.
During use, this governor motion is installed on into car bottom, then goods is mounted in container, then start controller
, it is easy to use.
Finally it should be noted that above example is only to illustrate technical scheme rather than restriction technologies side
Case, it will be understood by those within the art that, those are modified to technical scheme or equivalent, and
Without departing from the objective and scope of the technical program, all should cover in the middle of scope of the presently claimed invention.
Claims (3)
1. a kind of automobile-used loading gravity center adjusting mechanism, it is characterised in that：Including collet bar, supporting plate and container, the collet bar is
Two and it is parallel to each other, two slide rails is provided with above collet bar, the length direction of the slide rail is hung down with the length direction of collet bar
Directly, and two slide rails respectively close to collet bar two ends；The supporting plate above collet bar, in the downside of supporting plate, slide by correspondence two
The position of rail is respectively equipped with several piece slide block, and the slide block is coordinated with slide rail and is connected；The container is installed in the middle part of supporting plate, and with support
Plate is fixedly connected；
Be provided with governor motion between supporting plate and collet bar, the governor motion include guide rail, regulation motor, screw mandrel and with silk
The link that bar screw thread coordinates；Wherein, the guide rail is located in the middle part of two collet bars, and its length direction and collet pole length direction
Vertically, the regulation motor is installed on one end of guide rail, and one end of the screw mandrel is by shaft coupling and the motor shaft of regulation motor
It is connected, the other end is installed on the other end of guide rail by bearing and bearing block, and the supporting plate is fixedly connected with link；
A pressure sensor is further respectively had on two collet bars, in the downside of supporting plate, two pressure sensors of correspondence are respectively equipped with
One pulley, the pulley are fit together with pressure sensor, and the axial direction of pulley is axially vertical with screw mandrel, are passed by two pressure
Sensor can detect the pressure at container two ends；Two pressure sensors are connected with a controller simultaneously, the controller and regulation motor
It is connected, the forward or reverse and rotating speed of motor can be controlled to adjust by the controller.
2. a kind of automobile-used loading gravity center adjusting mechanism according to claim 1, it is characterised in that：The control of the controller
Process is as follows：
1）After controller starts, certain hour is waited, until two pressure sensors are stable；
2）At interval of certain time interval T 1, the pressure that container two ends are produced to which is detected by two pressure sensors, meanwhile, by inspection
Degree of the testing the speed sensor detected vehicle speed of service, and steering wheel angle is detected by rotary angle transmitter；
3）Whether Vehicle Speed is judged less than safe velocity by controller, and judges whether vehicle turns, while
Calculate the difference between two pressure sensors；
4）When speed of operation is less than safe velocity, and during vehicle straight trip：
A, the pressure difference value Δ F of two pressure sensors be on the occasion of, and more than 1N when, by controller control to adjust motor rotate forward or
Reversion certain time interval T 2, T2 ＞ T1；
B, the pressure difference value Δ F of two pressure sensors are negative value, and during less than -1N, control to adjust motor reversal by controller
Or rotate forward certain time interval T 2, T2 ＞ T1；
When c, the pressure difference value Δ F of two pressure sensors are less than 1N more than -1N, motor are controlled to adjust by controller and is not rotated；
When speed of operation is less than safe velocity, and Ackermann steer angle：
D, by controller control to adjust motor continue band movable slider towards turning internal diameter direction move；
5）When speed of operation is more than safe velocity, and during vehicle straight trip：The control process of controller and step 4）Middle a, b, c
Unanimously；
When speed of operation is more than safe velocity, and Ackermann steer angle：Inside pressure sensor and outside pressure sensor
Pressure difference value Δ F ', as Δ F ' ＞ 0, controller control and regulation motor does not work, when Δ F '≤0, controller control and regulation
Motor belt motor movable slider moves 1s towards turning internal diameter direction；
6）Repeat step 2）Step 6）.
3. a kind of automobile-used loading gravity center adjusting mechanism according to claim 1, it is characterised in that：The guide rail both sides are along which
Length direction is provided with gathering sill, and on link, two gathering sills of correspondence are provided with projection, and the projection is stretched in gathering sill, and energy
Slide along gathering sill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994485.XA CN106515879B (en) | 2016-11-11 | 2016-11-11 | A kind of automobile-used loading gravity center adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994485.XA CN106515879B (en) | 2016-11-11 | 2016-11-11 | A kind of automobile-used loading gravity center adjusting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106515879A true CN106515879A (en) | 2017-03-22 |
| CN106515879B CN106515879B (en) | 2019-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610994485.XA Expired - Fee Related CN106515879B (en) | 2016-11-11 | 2016-11-11 | A kind of automobile-used loading gravity center adjusting mechanism |
Country Status (1)
| Country | Link |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628234A (en) * | 2017-09-07 | 2018-01-26 | 天津津航技术物理研究所 | A kind of gravity adjusting device and method based on threaded engagement principle |
| CN108501847A (en) * | 2018-04-02 | 2018-09-07 | 江苏师范大学 | A kind of anti-rollover system of electric vehicle |
| CN108583698A (en) * | 2018-04-12 | 2018-09-28 | 江苏师范大学 | A kind of self-balancing transport vehicle |
| CN108756404A (en) * | 2018-07-02 | 2018-11-06 | 合肥市春华起重机械有限公司 | A kind of position auto-parking equipment vehicle-carrying plate |
| CN109164042A (en) * | 2018-10-30 | 2019-01-08 | 叶锦程 | The weight gain device of airport surface friction coefficient vehicle |
| CN110053540A (en) * | 2019-04-10 | 2019-07-26 | 航天重型工程装备有限公司 | A kind of slidably lifting system |
| CN110937105A (en) * | 2019-11-22 | 2020-03-31 | 航天时代飞鸿技术有限公司 | Automatic gravity center control device and method thereof |
| CN111085446A (en) * | 2020-01-03 | 2020-05-01 | 华南理工大学 | Logistics robot capable of quickly responding to balance and regulation and control method thereof |
| CN111267573A (en) * | 2020-01-20 | 2020-06-12 | 郑州宇通重工有限公司 | Vehicle antiskid control method and system, computer readable storage medium and vehicle |
| CN111513943A (en) * | 2020-04-03 | 2020-08-11 | 西安星球通智能装备技术有限公司 | Active safety control method and device of intelligent wheelchair |
| CN111513942A (en) * | 2020-04-03 | 2020-08-11 | 西安星球通智能装备技术有限公司 | Active safety device of intelligent wheelchair |
| CN111703122A (en) * | 2020-06-28 | 2020-09-25 | 浙江慧诚包装材料有限公司 | Backing plate is used in production of moisture-proof type carton |
| CN113682370A (en) * | 2021-09-30 | 2021-11-23 | 温州职业技术学院 | Automatic obstacle avoidance type walking chassis structure based on artificial intelligence technology |
| CN113844554A (en) * | 2021-10-25 | 2021-12-28 | 安徽信息工程学院 | Vehicle rollover prevention device |
| CN115027559A (en) * | 2022-07-10 | 2022-09-09 | 四川宏泰熊猫专用汽车制造有限公司 | Self-balancing semi-trailer frame |
| CN115042690A (en) * | 2022-07-01 | 2022-09-13 | 一汽解放汽车有限公司 | System and method for adjusting vehicle driving stability and computer equipment |
| CN117227974A (en) * | 2023-11-15 | 2023-12-15 | 北京瀚科智翔科技发展有限公司 | Cargo aircraft with center of gravity adjusting device and center of gravity adjusting method |
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| JP2003306071A (en) * | 2002-04-17 | 2003-10-28 | Kenji Kameyama | Transportation vehicle |
| CN203268129U (en) * | 2013-05-21 | 2013-11-06 | 山东交通学院 | Semitrailer frame with anti-rollover function |
| WO2016163290A1 (en) * | 2015-04-09 | 2016-10-13 | 康裕 江頭 | Trailer roll-over prevention method and apparatus therefor |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628234A (en) * | 2017-09-07 | 2018-01-26 | 天津津航技术物理研究所 | A kind of gravity adjusting device and method based on threaded engagement principle |
| CN108501847A (en) * | 2018-04-02 | 2018-09-07 | 江苏师范大学 | A kind of anti-rollover system of electric vehicle |
| CN108583698A (en) * | 2018-04-12 | 2018-09-28 | 江苏师范大学 | A kind of self-balancing transport vehicle |
| CN108756404A (en) * | 2018-07-02 | 2018-11-06 | 合肥市春华起重机械有限公司 | A kind of position auto-parking equipment vehicle-carrying plate |
| CN109164042B (en) * | 2018-10-30 | 2020-12-04 | 温州高伟通工业设计有限公司 | Weight increasing device of aerodrome pavement friction coefficient vehicle |
| CN109164042A (en) * | 2018-10-30 | 2019-01-08 | 叶锦程 | The weight gain device of airport surface friction coefficient vehicle |
| CN110053540A (en) * | 2019-04-10 | 2019-07-26 | 航天重型工程装备有限公司 | A kind of slidably lifting system |
| CN110937105A (en) * | 2019-11-22 | 2020-03-31 | 航天时代飞鸿技术有限公司 | Automatic gravity center control device and method thereof |
| CN111085446A (en) * | 2020-01-03 | 2020-05-01 | 华南理工大学 | Logistics robot capable of quickly responding to balance and regulation and control method thereof |
| CN111085446B (en) * | 2020-01-03 | 2023-07-18 | 华南理工大学 | Logistics robot with quick response balance and regulation and control method thereof |
| CN111267573A (en) * | 2020-01-20 | 2020-06-12 | 郑州宇通重工有限公司 | Vehicle antiskid control method and system, computer readable storage medium and vehicle |
| CN111513942A (en) * | 2020-04-03 | 2020-08-11 | 西安星球通智能装备技术有限公司 | Active safety device of intelligent wheelchair |
| CN111513943A (en) * | 2020-04-03 | 2020-08-11 | 西安星球通智能装备技术有限公司 | Active safety control method and device of intelligent wheelchair |
| CN111703122A (en) * | 2020-06-28 | 2020-09-25 | 浙江慧诚包装材料有限公司 | Backing plate is used in production of moisture-proof type carton |
| CN113682370A (en) * | 2021-09-30 | 2021-11-23 | 温州职业技术学院 | Automatic obstacle avoidance type walking chassis structure based on artificial intelligence technology |
| CN113844554A (en) * | 2021-10-25 | 2021-12-28 | 安徽信息工程学院 | Vehicle rollover prevention device |
| CN113844554B (en) * | 2021-10-25 | 2022-07-12 | 安徽信息工程学院 | Vehicle rollover prevention device |
| CN115042690A (en) * | 2022-07-01 | 2022-09-13 | 一汽解放汽车有限公司 | System and method for adjusting vehicle driving stability and computer equipment |
| CN115027559A (en) * | 2022-07-10 | 2022-09-09 | 四川宏泰熊猫专用汽车制造有限公司 | Self-balancing semi-trailer frame |
| CN115027559B (en) * | 2022-07-10 | 2024-04-02 | 四川宏泰熊猫专用汽车制造有限公司 | Self-balancing semi-trailer frame |
| CN117227974A (en) * | 2023-11-15 | 2023-12-15 | 北京瀚科智翔科技发展有限公司 | Cargo aircraft with center of gravity adjusting device and center of gravity adjusting method |
| CN117227974B (en) * | 2023-11-15 | 2024-01-23 | 北京瀚科智翔科技发展有限公司 | Cargo aircraft with center of gravity adjusting device and center of gravity adjusting method |
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| Publication number | Publication date |
|---|---|
| CN106515879B (en) | 2019-03-12 |
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