CN104667491A - Robot capable of picking-up balls automatically - Google Patents

Robot capable of picking-up balls automatically Download PDF

Info

Publication number
CN104667491A
CN104667491A CN201410857983.0A CN201410857983A CN104667491A CN 104667491 A CN104667491 A CN 104667491A CN 201410857983 A CN201410857983 A CN 201410857983A CN 104667491 A CN104667491 A CN 104667491A
Authority
CN
China
Prior art keywords
spheroid
transmission
ball
plate body
support frame
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.)
Pending
Application number
CN201410857983.0A
Other languages
Chinese (zh)
Inventor
谷志阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Polytechnic
Original Assignee
Wenzhou Polytechnic
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wenzhou Polytechnic filed Critical Wenzhou Polytechnic
Priority to CN201410857983.0A priority Critical patent/CN104667491A/en
Publication of CN104667491A publication Critical patent/CN104667491A/en
Pending legal-status Critical Current

Links

Landscapes

  • Manipulator (AREA)

Abstract

本发明涉及一种捡球工具,特别涉及一种自动捡球机器人。本发明提供了如下技术方案:一种自动捡球机器人,包括有机体、设于机体上的收取装置及回收装置,收取装置与回收装置之间通过传送装置衔接,机体上相对于设置收取装置、回收装置及传送装置一端的另一端处设有车轮及万向轮,传送装置包括有呈倾斜状架设于机体上的板体及于板体平行设置的传送件,传送件与板体之间具有球体传动空间,机体上设有传动件驱动机构。采用上述技术方案,提供了一种降低球队训练或比赛成本、无需人工操作、捡球效率高的自动捡球机器人。

The invention relates to a ball picking tool, in particular to an automatic ball picking robot. The present invention provides the following technical solutions: an automatic ball picking robot, including an organism, a collection device and a recovery device arranged on the body, the collection device and the recovery device are connected by a transmission device, and the collection device, the recovery device and the collection device are arranged on the body relatively The other end of one end of the device and the transmission device is provided with wheels and universal wheels. The transmission device includes a plate body erected on the machine body in an inclined shape and a transmission piece parallel to the plate body. There is a ball between the transmission piece and the plate body. In the transmission space, the body is provided with a driving mechanism for transmission parts. By adopting the above-mentioned technical solution, an automatic ball-picking robot that reduces the team's training or competition costs, does not require manual operation, and has high ball-picking efficiency is provided.

Description

自动捡球机器人Automatic Ball Picking Robot

技术领域technical field

本发明涉及一种捡球工具,特别涉及一种自动捡球机器人。The invention relates to a ball picking tool, in particular to an automatic ball picking robot.

背景技术Background technique

随着社会的发展,机器人应用在各种领域中,如工业、运动及特种高危领域。With the development of society, robots are used in various fields, such as industry, sports and special high-risk fields.

在运动领域中,如足球、篮球或排球运动员在比赛或训练过程中,为了节省比赛或训练时间,场地上通常会放置多个球,球被使用后散落于运动场的各个角落,往往比赛完毕或训练完毕后需要专人对球实施回收,不仅浪费体力,而且捡球的效率不高。专人捡球,不仅对球队的训练或比赛,都增加了相应的人工成本。In the field of sports, such as football, basketball or volleyball players in the game or training process, in order to save the game or training time, usually a lot of balls are placed on the field, and the balls are scattered in every corner of the sports field after being used. After training, special personnel are required to recover the ball, which not only wastes energy, but also has low efficiency in picking up the ball. Picking up the ball by a special person not only increases the corresponding labor cost for the team's training or competition.

发明内容Contents of the invention

针对现有技术存在的不足,本发明提供了一种降低球队训练或比赛成本、无需人工操作、捡球效率高的自动捡球机器人。Aiming at the deficiencies in the prior art, the present invention provides an automatic ball-picking robot that reduces team training or competition costs, does not require manual operation, and has high ball-picking efficiency.

为实现上述目的,本发明提供了如下技术方案:一种自动捡球机器人,其特征在于:包括有机体、设于机体上的收取装置及回收装置,收取装置与回收装置之间通过传送装置衔接,所述机体上相对于设置收取装置、回收装置及传送装置一端的另一端处设有车轮及万向轮,所述的传送装置包括有呈倾斜状架设于机体上的板体及于板体平行设置的传送件,传送件与板体之间具有球体传动空间,机体上设有传动件驱动机构。In order to achieve the above object, the present invention provides the following technical solutions: an automatic ball-picking robot, characterized in that it includes an organism, a collection device and a recovery device arranged on the body, the collection device and the recovery device are connected by a transmission device, Wheels and universal wheels are provided on the other end of the body opposite to the one end where the collection device, the recovery device and the transmission device are arranged. The transmission device includes a board that is erected on the body in an inclined shape and is parallel to the board. The set transmission part has a ball transmission space between the transmission part and the plate body, and the transmission part driving mechanism is arranged on the body.

采用上述技术方案,当机体通过车轮及万向轮运行至需要捡起的球体处时,收取装置将球收入至传送装置的球体传动空间内,然后由传送装置将球体输送至回收装置处,便完成了球体的捡取,机体可通过遥控或在其上设置传感器或设定球场的坐标,使机体可自行运行至球体处对球体实施捡取,无需人工操作,节省了运动员在训练或比赛时因捡球而浪费的体力,同时也无需专人实施捡球,减少了球队的训练及比赛费用,结构简单。With the above-mentioned technical solution, when the machine body runs to the ball to be picked up through the wheels and universal wheels, the collecting device collects the ball into the ball transmission space of the transmission device, and then the transmission device transports the ball to the recovery device. After completing the picking of the ball, the body can use the remote control or set the sensor on it or set the coordinates of the court, so that the body can run to the ball by itself to pick up the ball, without manual operation, saving athletes during training or competition. The physical strength wasted due to picking up the ball does not need a special person to pick up the ball, which reduces the team's training and competition costs, and has a simple structure.

本发明进一步设置为:板体的上、下两端分别设上支撑架及下支撑架,所述的球体传动空间包括有靠近机体设置的下部开口及上部开口,所述的传送件包括有分别架设于上支撑架及下支撑架上的传动轴及绕两传动轴设置的传送带;所述的收取装置包括有架设于下支撑架上并与球体传动空间的下部开口对应设置的压辊,压辊与机体之间设有压球空间,所述的驱动机构包括有架设于机体上并通过皮带轮与压辊联动连接的驱动电机,传动轴通过皮带与压辊的轴向一端联动连接。The present invention is further configured as follows: the upper and lower ends of the board body are provided with an upper support frame and a lower support frame respectively; The transmission shaft installed on the upper support frame and the lower support frame and the conveyor belt arranged around the two transmission shafts; the collection device includes a pressure roller installed on the lower support frame and corresponding to the lower opening of the ball transmission space. There is a pressure ball space between the roller and the body. The driving mechanism includes a drive motor mounted on the body and connected to the pressure roller through a pulley. The drive shaft is connected to the axial end of the pressure roller through a belt.

采用上述技术方案,当机体运行至球体处时,压辊通过驱动电机驱动,同时联动传动带运行,处于压辊处的球体被压制到球体传动空间,并通过传动带及板体的摩擦将其输送至回收装置内,结构简单,加工方便。With the above technical solution, when the body moves to the sphere, the pressure roller is driven by the drive motor, and at the same time the transmission belt runs, the sphere at the pressure roller is pressed into the sphere transmission space, and is transported to the sphere through the friction of the transmission belt and the plate In the recovery device, the structure is simple and the processing is convenient.

本发明更进一步设置为:回收装置包括有与球体传动空间导通且与板体衔接的球体回收通道,该球体回收通道与球体传动空间导通的一端为球体进入端,另一端为球体输出端,球体进入端与球体输出端之间设有连接端,所述的连接端与球体输出端之间设有球体挡位机构。The present invention is further set as follows: the recovery device includes a ball recovery channel connected to the ball transmission space and connected to the plate body, one end of the ball recovery channel connected to the ball transmission space is the ball entry end, and the other end is the ball output end , A connection end is provided between the sphere entry end and the sphere output end, and a sphere gear mechanism is provided between the connection end and the sphere output end.

其中,球体挡位机构包括有架设于球体回收通道的连接端与球体输出端之间的电机,电机上设有延伸至球体回收通道内并与电机联动连接的挡位件,该挡位件包括有与电机联动连接的转轴及均于转轴外周面上的至少两片叶片;所述球体进入端包括有与板体衔接的平直状放置框、连接端包括有与平直状放置框衔接的横截面呈“U”字形的连接框,球体输出端为与连接框衔接的竖直状输出框。Wherein, the ball gear mechanism includes a motor erected between the connection end of the ball recovery channel and the ball output end, and the motor is provided with a gear extending into the ball recovery channel and linked with the motor. The gear includes There is a rotating shaft linked to the motor and at least two blades on the outer peripheral surface of the rotating shaft; the entry end of the sphere includes a straight frame connected to the plate body, and the connecting end includes a flat frame connected to the flat frame. The cross-section is a "U"-shaped connection frame, and the output end of the sphere is a vertical output frame connected with the connection frame.

采用上述技术方案,回收装置中球体挡位机构的设置是为了使该机器人一次可收入更多的球体,并将球体积聚于球体回收通道的连接端处,待球体需要排出时,电机驱动叶片,使球体可依次被排出至球体回收通道外,而且排出球体的数量可通过叶片实施控制。With the above technical solution, the setting of the sphere gear mechanism in the recovery device is to enable the robot to collect more spheres at a time, and accumulate the spheres at the connection end of the sphere recovery channel. When the spheres need to be discharged, the motor drives the blades. The balls can be discharged out of the ball recovery channel in sequence, and the number of discharged balls can be controlled by the blades.

下面结合附图对本发明作进一步描述。The present invention will be further described below in conjunction with the accompanying drawings.

附图说明Description of drawings

图1为本发明实施例的立体示意图;Fig. 1 is the three-dimensional schematic diagram of the embodiment of the present invention;

图2为本发明实施例的局部立体示意图1;Fig. 2 is a partial perspective view 1 of an embodiment of the present invention;

图3为本发明实施例的局部立体示意图2;Fig. 3 is a partial perspective view 2 of an embodiment of the present invention;

图4为本发明实施例的局部立体示意图3;FIG. 4 is a partial perspective view 3 of an embodiment of the present invention;

具体实施方式Detailed ways

如图1-图4所示的一种自动捡球机器人,包括有机体1、设于机体1上的收取装置2及回收装置3,收取装置2与回收装置3之间通过传送装置4衔接,机体1上相对于设置收取装置2、回收装置3及传送装置4一端的另一端处设有车轮11及万向轮12,传送装置4包括有呈倾斜状架设于机体1上的板体41及于板体41平行设置的传送件42,传送件42与板体41之间具有球体传动空间43,机体1上设有传动件42的驱动机构44。上述方案中,当机体1通过车轮11及万向轮12运行至需要捡起的球体处时,收取装置2将球收入至传送装置4的球体传动空间内43,然后由传送装置4将球体输送至回收装置3处,便完成了球体的捡取,机体1可通过遥控或在其上设置传感器或设定球场的坐标,使机体1可自行运行至球体处对球体实施捡取,无需人工操作,节省了运动员在训练或比赛时因捡球而浪费的体力,同时也无需专人实施捡球,减少了球队的训练及比赛费用,结构简单。An automatic ball-picking robot as shown in Figures 1-4, includes a body 1, a collection device 2 and a recovery device 3 arranged on the body 1, the collection device 2 and the recovery device 3 are connected by a transmission device 4, and the body 1 is provided with a wheel 11 and a universal wheel 12 at the other end opposite to one end of the collection device 2, the recovery device 3 and the transmission device 4. The transmission device 4 includes a plate body 41 erected on the body 1 in an inclined shape and placed on The transmission part 42 arranged parallel to the board body 41 has a ball transmission space 43 between the transmission part 42 and the board body 41 , and the driving mechanism 44 of the transmission part 42 is provided on the body 1 . In the above scheme, when the machine body 1 runs to the ball to be picked up by the wheel 11 and the universal wheel 12, the collecting device 2 collects the ball into the ball transmission space 43 of the transmission device 4, and then the transmission device 4 transports the ball When reaching the recovery device 3, the picking of the sphere is completed. The machine body 1 can use remote control or set sensors on it or set the coordinates of the court, so that the machine body 1 can run to the sphere by itself to pick up the sphere without manual operation. The utility model saves the physical energy wasted by the athletes in training or competitions due to picking up the ball, and also does not need a special person to pick up the ball, which reduces the team's training and competition costs, and has a simple structure.

在本发明实施例中,板体41的上、下两端分别设上支撑架411及下支撑架412,球体传动空间43包括有靠近机体1设置的下部开口431及上部开口432,传送件42包括有分别架设于上支撑架411及下支撑架412上的传动轴421及绕两传动轴421设置的传送带422;收取装置2包括有架设于下支撑架412上并与球体传动空间43的下部开口431对应设置的压辊,压辊与机体1之间设有压球空间21,驱动机构44包括有架设于机体1上并通过皮带轮441与压辊联动连接的驱动电机442,传动轴421通过皮带443与压辊的轴向一端联动连接。当机体1运行至球体处时,压辊通过驱动电机442驱动,同时联动传动带422运行,处于压辊处的球体被压制到球体传动空间43,并通过传动带422及板体41的摩擦将其输送至回收装置3内,结构简单,加工方便。需要说明的是,为了更进一步的保证球体能够在球体传动空间43内运行,可在板体41上设置与传送带422适配的传送机构,使球体具有双重的拉力,从而加快球体的回收速度,参照本发明实施例后,这样的改进是无需付出任何具有创造性的劳动便可实现的。而且传送带422上还可间隔设置挡块,各挡块之间的空间与球体的直径适配,这样便可使球体能够被更为稳定的实施输送。In the embodiment of the present invention, an upper support frame 411 and a lower support frame 412 are provided at the upper and lower ends of the plate body 41 respectively, the ball transmission space 43 includes a lower opening 431 and an upper opening 432 arranged close to the body 1, and the transmission member 42 Comprising a transmission shaft 421 erected on the upper support frame 411 and a lower support frame 412 and a conveyor belt 422 arranged around the two transmission shafts 421; The opening 431 is corresponding to the pressure roller provided, and the pressure ball space 21 is provided between the pressure roller and the machine body 1. The drive mechanism 44 includes a driving motor 442 erected on the machine body 1 and linked to the pressure roller through a pulley 441. The transmission shaft 421 passes through the The belt 443 is linked with one axial end of the pressure roller. When the machine body 1 moves to the ball, the pressure roller is driven by the driving motor 442, and the transmission belt 422 runs at the same time, the ball at the pressure roller is pressed into the ball transmission space 43, and is transported by the friction of the transmission belt 422 and the plate body 41 In the recovery device 3, the structure is simple and the processing is convenient. It should be noted that, in order to further ensure that the ball can run in the ball transmission space 43, a transmission mechanism adapted to the conveyor belt 422 can be set on the plate body 41, so that the ball has double pulling force, thereby speeding up the recovery speed of the ball. After referring to the embodiments of the present invention, such improvements can be realized without any creative efforts. Moreover, stoppers can also be arranged at intervals on the conveyor belt 422, and the space between the stoppers is adapted to the diameter of the sphere, so that the sphere can be transported more stably.

本发明实施例中的回收装置3包括有与球体传动空间43导通且与板体衔接的球体回收通道31,该球体回收通道31与球体传动空间43导通的一端为球体进入端311,另一端为球体输出端312,球体进入端311与球体输出端312之间设有连接端313,连接端313与球体输出端312之间设有球体挡位机构32。该球体挡位机构32包括有架设于球体回收通道31的连接端313与球体输出端312之间的电机321,电机321上设有延伸至球体回收通道31内并与电机321联动连接的挡位件322,该挡位件322包括有与电机321联动连接的转轴及均于转轴外周面上的至少两片叶片;球体进入端311包括有与板体1衔接的平直状放置框、连接端313包括有与平直状放置框衔接的横截面呈“U”字形的连接框,球体输出端312为与连接框衔接的竖直状输出框。回收装置3中球体挡位机构32的设置是为了使该机器人一次可收入更多的球体,并将球体积聚于球体回收通道31的连接端313处,待球体需要排出时,电机321驱动叶片,使球体可依次被排出至球体回收通道31外,而且排出球体的数量可通过叶片实施控制。球体回收通道31通过上述设置,可放置多个球体,便于球体的收集。The recovery device 3 in the embodiment of the present invention includes a sphere recovery channel 31 that communicates with the sphere transmission space 43 and connects with the plate body. One end is a sphere output end 312 , a connection end 313 is provided between the sphere entry end 311 and the sphere output end 312 , and a sphere shift mechanism 32 is provided between the connection end 313 and the sphere output end 312 . The ball gear mechanism 32 includes a motor 321 erected between the connection end 313 of the ball recovery passage 31 and the ball output end 312. The motor 321 is provided with a gear extending into the ball recovery passage 31 and linked with the motor 321. Part 322, the gear part 322 includes a rotating shaft linked to the motor 321 and at least two blades on the outer peripheral surface of the rotating shaft; the ball entering end 311 includes a straight placement frame and a connecting end 313 includes a U-shaped connection frame whose cross-section is connected with the straight shape placement frame, and the sphere output end 312 is a vertical output frame connected with the connection frame. The setting of the spheroid gear mechanism 32 in the recovery device 3 is to allow the robot to receive more spheroids at a time, and to accumulate the spheroids at the connection end 313 of the spheroid recovery channel 31. When the spheroids need to be discharged, the motor 321 drives the blades, The balls can be discharged out of the ball recovery channel 31 in sequence, and the number of discharged balls can be controlled by the blades. The sphere recovery channel 31 can place a plurality of spheres through the above-mentioned arrangement, so as to facilitate the collection of the spheres.

Claims (4)

1. an automatically picking up balls robot, it is characterized in that: include body, be located at collection apparatus on body and retracting device, be connected by conveyer between collection apparatus with retracting device, on described body relative to arranging collection apparatus, the other end place of retracting device and conveyer one end is provided with wheel and universal wheel, described conveyer includes in the skewed transmission parts being set up in the plate body on body and be arrangeding in parallel in plate body, have spheroid transmission space between transmission parts and plate body, body is provided with driving member driving mechanism.
2. automatically picking up balls robot according to claim 1, it is characterized in that: the upper/lower terminal of described plate body establishes upper support frame and lower support frame respectively, described spheroid transmission space includes the lower openings and upper opening that arrange near body, and described transmission parts includes the power transmission shaft be set up in respectively on upper support frame and lower support frame and the conveyer belt arranged around two power transmission shafts; Described collection apparatus includes and is set up on lower support frame and the pressure roller that arrange corresponding to the lower openings of spheroid transmission space, pressure ball space is provided with between pressure roller and body, described driving mechanism is included and is set up on body and the drive motors be connected by belt pulley and pressure roller, and power transmission shaft is connected by axial one end of belt and pressure roller.
3. automatically picking up balls robot according to claim 1 and 2, it is characterized in that: described retracting device includes with the conducting of spheroid transmission space and the spheroid recovery approach be connected with plate body, one end of this spheroid recovery approach and the conducting of spheroid transmission space is spheroid upstream end, the other end is spheroid output, be provided with link between spheroid upstream end and spheroid output, between described link and spheroid output, be provided with spheroid shifting-position mechanism.
4. automatically picking up balls robot according to claim 3, it is characterized in that: described spheroid shifting-position mechanism includes the motor between link and spheroid output being set up in spheroid recovery approach, motor is provided with and extends in spheroid recovery approach and the position stop piece be connected with motor linkage, and this position stop piece includes the rotating shaft that is connected with motor linkage and at least two panels blade all on rotating shaft outer peripheral face; Described spheroid upstream end includes the flat placing frame, the link that are connected with plate body and includes the connection box of cross section in " U " font be connected with flat placing frame, and spheroid output is the vertical shape output box be connected with connection box.
CN201410857983.0A 2014-12-31 2014-12-31 Robot capable of picking-up balls automatically Pending CN104667491A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410857983.0A CN104667491A (en) 2014-12-31 2014-12-31 Robot capable of picking-up balls automatically

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410857983.0A CN104667491A (en) 2014-12-31 2014-12-31 Robot capable of picking-up balls automatically

Publications (1)

Publication Number Publication Date
CN104667491A true CN104667491A (en) 2015-06-03

Family

ID=53303408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410857983.0A Pending CN104667491A (en) 2014-12-31 2014-12-31 Robot capable of picking-up balls automatically

Country Status (1)

Country Link
CN (1) CN104667491A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107336211A (en) * 2017-01-19 2017-11-10 张新 A kind of ball objects transfer robot
CN108187318A (en) * 2018-03-26 2018-06-22 葛成燕 A kind of ball transfer robot
CN110575653A (en) * 2018-06-08 2019-12-17 北京眸视科技有限公司 Tennis robot is picked up to intelligence

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1111539A (en) * 1993-12-06 1995-11-15 株式会社爱司电研 Ball exitting mechanism of pinball game machine
CN203790534U (en) * 2014-05-04 2014-08-27 安徽理工大学 Counting tennis ball picker

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1111539A (en) * 1993-12-06 1995-11-15 株式会社爱司电研 Ball exitting mechanism of pinball game machine
CN203790534U (en) * 2014-05-04 2014-08-27 安徽理工大学 Counting tennis ball picker

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107336211A (en) * 2017-01-19 2017-11-10 张新 A kind of ball objects transfer robot
CN107336211B (en) * 2017-01-19 2020-06-09 宿州市徽腾知识产权咨询有限公司宿马园区分公司 Ball carrying robot
CN108187318A (en) * 2018-03-26 2018-06-22 葛成燕 A kind of ball transfer robot
CN110575653A (en) * 2018-06-08 2019-12-17 北京眸视科技有限公司 Tennis robot is picked up to intelligence

Similar Documents

Publication Publication Date Title
CN203790534U (en) Counting tennis ball picker
CN103143149A (en) Automatic tennis ball picking-up device
CN206853035U (en) One kind picks feather ball device automatically
CN203001841U (en) Tennis ball picking machine
CN201168401Y (en) Electric tennis ball picking machine with manipulator
CN206167802U (en) Robot is picked up to table tennis
CN104667491A (en) Robot capable of picking-up balls automatically
CN205252474U (en) It picks up in tennis training machine of an organic whole to collect service
CN105771193A (en) Tennis ball picking robot
CN105597286B (en) A kind of ball picker of tennis teaching training
CN204337664U (en) Automatically picking up balls equipment
CN203577286U (en) Tennis court with automatic ball pick-up device
CN105920810A (en) Table tennis ball picking robot
CN206518832U (en) A kind of robot of automatic picking up table tennis ball
CN106669132A (en) Tennis training machine integrating ball serving and picking
CN207085227U (en) It is a kind of automatic ball to pick up ball machine
CN109395338A (en) A kind of intelligent tennis ball is received robot
CN201500427U (en) Tennis ball automatic picking device
CN108031082B (en) A kind of full-automatic ping-pong pickup vehicle
CN205494851U (en) Intelligence is picked up football shirt and is put
CN206304315U (en) A kind of tennis automatic picking device
CN104353228B (en) Automatic lifting tennis ball picking and dribbling cart
CN207237188U (en) A kind of tennis robot of intelligent ball collecting service
CN112755494B (en) A training device for tennis training
CN204522173U (en) A kind of can the device of automatic Picking tennis

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 325000 Zhejiang, Ouhai, South East Road, No. 38, Wenzhou National University Science Park Incubator

Applicant after: Wenzhou Vocational & Technical College

Address before: Dasan Ouhai District 325000 Zhejiang province Wenzhou Higher Education Park

Applicant before: Wenzhou Vocational & Technical College

COR Change of bibliographic data
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150603

WD01 Invention patent application deemed withdrawn after publication