CN202387198U - Rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis - Google Patents
Rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis Download PDFInfo
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- CN202387198U CN202387198U CN2011205636829U CN201120563682U CN202387198U CN 202387198 U CN202387198 U CN 202387198U CN 2011205636829 U CN2011205636829 U CN 2011205636829U CN 201120563682 U CN201120563682 U CN 201120563682U CN 202387198 U CN202387198 U CN 202387198U
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Abstract
The utility model provides a rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis, relates to a table tennis supplying and swinging speed monitoring device, and aims to solve the problems of the existing manual type table tennis supplying way that the table tennis supplying principle is low, the rotary effect of a table tennis cannot be simulated, a striker difficultly selects a striking point and a swinging speed cannot be accurately monitored when a player contacts with the table tennis. The rotary type table tennis supplying and swinging speed monitoring device adopts a suspension way to supply the table tennis and the player can accurately select a table tennis contact point to carry out shooting practice. The rotary type table tennis supplying and swinging speed monitoring device further can carry out emission type table tennis supply of the table tennis and a table tennis angle can be randomly selected to guarantee that the movement track of the table tennis is reappeared and the player can effectively take table tennis accepting trainings. The rotary type table tennis supplying and swinging speed monitoring device adopts a way of cutting light beams to monitor the swinging speed of the player. The rotary type table tennis supplying and swinging speed monitoring device is suitable for a training process of the table tennis.
Description
Technical field
The utility model relates to a kind of table tennis and supplies ball and speed of swing monitoring device.
Background technology
At present, in table tennis batting training, the batting training method that is adopted is mainly: through the coach supply ball, with the teammate to practicing and adopting service robot to supply three kinds in ball; It is bigger that preceding two kinds of confession ball modes are influenced by human factor; Supply the ball regularity lower, can't simulate the table tennis rotate effect, and adopt service robot to supply ball; Service robot supplies the ball rapid speed, and striker (especially beginner) is difficult to accurately select striking point on the ball; And, can't accurately monitor the speed of swing of sportsman when touching ball at present.
The outer rotary confession ball of subordinate's ball formula table tennis and the speed of swing monitoring device that utilize sportsman's movable information that the player motion technical process is monitored abroad also do not occur at home.
The utility model content
The utility model is to supply the confession ball regularity of ball mode low for the table tennis that solves the artificial mode of existing employing; The striker is difficult to accurately select striking point on the ball; And the problem that can't accurately monitor the speed of swing of sportsman when touching ball, thereby a kind of outer rotary confession ball of subordinate's ball formula table tennis and speed of swing monitoring device are provided.
Outer rotary confession ball of subordinate's ball formula table tennis and speed of swing monitoring device, it comprise spacing with supply air line, air pump, the rotation of M root with supply air line, a M magnetic valve, No. two air pumps, suspend and organize light beam R-T unit and control system with supply air line, high-pressure pump, honeycomb screen, confession bulb road, ball collection box, baffle plate, N with supply air line, No. three air pumps, injections;
Spacing with supply air line, suspending is nested together by the order of ecto-entad is coaxial successively with supply air line with supply air line and injection; Being positioned at spacing air intake with the supply air line bottom is communicated with the gas outlet of an air pump; Being positioned at the air intake that suspends with the supply air line bottom is communicated with the gas outlet of No. three air pumps; Being positioned at the air intake that sprays with the supply air line bottom is communicated with the gas outlet of high-pressure pump; Honeycomb screen covers and is fixed on the madial wall that suspends with supply air line;
The rotation of M root is with supply air line, a M magnetic valve and No. two air pumps; The rotation of said M root with supply air line be uniformly set at spacing with supply air line and suspension with in the annular space between the supply air line; Said M root rotation is parallel to each other with supply air line and is parallel to spacing axis with supply air line; Every rotation is connected with the air inlet of a magnetic valve respectively with the air inlet of supply air line bottom, and the gas outlet of all magnetic valves is communicated with the gas outlet of No. two air pumps simultaneously;
Supply the goal mouth on bulb road to be communicated with the bottom of ball collection box; Supply the ball mouth on bulb road to be positioned at the top that suspends with supply air line; Supply bulb road and spacing to use the angle between the extended line of supply air line to be acute angle; Baffle plate is arranged in the mode that supplies bulb road, said baffle plate to adopt unlatching down and is connected with the madial wall that supplies the bulb road through bearing;
Every group of light beam R-T unit includes an optical beam generating device and a light beam receiving system, and said optical beam generating device and light beam receiving system are oppositely arranged; Said every group of light beam R-T unit is arranged on spacing side with supply air line, and the beam direction of light beam R-T unit outgoing is for straight up; Every group of light beam R-T unit outgoing beam all is positioned on the same horizontal plane with spacing axis with supply air line;
The control system comprises control circuit, timer, an air pump drive circuit, No. two air pump drive circuits, No. three air pump drive circuits, high-pressure pump drive circuit, barrier driving circuit and motors;
The time signal output of timer is connected with the time signal input of control circuit; An air pump of control circuit drives signal output part and is connected with the air pump driving signal input of an air pump drive circuit; The driving signal output part of an air pump drive circuit is connected with the driving signal input of an air pump;
The control system also comprises the air pump drive circuit No. two, and No. two air pumps of control circuit drive signal output part and are connected with the air pump driving signal input of No. two air pump drive circuits; The driving signal output part of No. two air pump drive circuits is connected with the driving signal input of No. two air pumps; The control signal input of M magnetic valve is connected with M solenoid control signal output part of control circuit respectively; M is the integer greater than 3;
No. three air pumps of control circuit drive signal output part and are connected with the air pump driving signal input of No. three air pump drive circuits; The driving signal output part of No. three air pump drive circuits is connected with the driving signal input of No. three air pumps;
The high-pressure pump of control circuit drives signal output part and is connected with the air pump driving signal input of high-pressure pump drive circuit; The driving signal input of the driving signal output part high-pressure pump of high-pressure pump drive circuit connects;
The barrier driving signal output part of control circuit is connected with the barrier driving signal input part of barrier driving circuit; The driving signal output part of barrier driving circuit is connected with the driving signal input of a motor; No. one motor is used to drive the baffle plate action;
The light beam generation control signal input of each optical beam generating device all is connected with a light beam generation control signal output of control circuit; The light beam generation control signal output of each light beam receiving system is connected with a light beam generation control signal input of control circuit;
N is the positive integer more than or equal to 2.
It also comprises base, universal joint, two-dimentional driving mechanism and support, and the movable end of said support is fixed on spacing bottom with supply air line; The stiff end of support is connected with base through universal joint, and the movable end that said two-dimentional driving mechanism is used for driving arm produces two dimensional motion;
The control system also comprises two-dimentional drive circuit; The swing control signal output of control circuit is connected with the control signal input of two-dimentional drive circuit, and the driving signal input that the driving signal output part of said two-dimentional drive circuit connects two-dimentional driving mechanism connects.
It also comprises two groups of carriages, and each carriage includes spring and catch, and an end of said spring is fixed on the center of catch, and the other end of spring is fixed on the spacing madial wall with supply air line top; Said two groups of carriages are symmetrical set along spacing axis with supply air line.
Beneficial effect: the utility model adopts floated confession ball, and the sportsman can accurately select point of contact to carry out shooting training; The emission-type that the utility model can also carry out table tennis supplies ball, supplies the ball angle to select arbitrarily, guarantees the reproduction of table tennis running orbit, can simulate the table tennis rotate effect, thereby makes sportsman's training of can effectively receiving; The utility model is monitored athletic speed of swing through the mode of cutting light beam.The utility model adopts many group light beam R-T units; Can monitor the speed of swing of sportsman in the batting process; And on can the display that size is presented in real time with control module is connected, realize the real-time effective monitoring of trainer's technical process with this speed of swing.
Description of drawings
Fig. 1 is the structural representation of the utility model; Fig. 2 is the vertical view that supplies ball portion among Fig. 1; Fig. 3 is the electric part principle schematic of this embodiment, and Fig. 4 is the sketch map of the utility model in practical application.
The specific embodiment
The specific embodiment one, this specific embodiment of combination Fig. 1 to 3 explanation; Outer rotary confession ball of subordinate's ball formula table tennis and speed of swing monitoring device, it comprise spacing with supply air line 1, air pump 1-4, the rotation of M root with supply air line 2, a M magnetic valve 2-1, No. two air pump 2-4, suspend and organize light beam R-T unit and control system with supply air line 4, high-pressure pump 4-4, honeycomb screen 5, confession bulb road 6, ball collection box 7, baffle plate 8, N with supply air line 3, No. three air pump 3-4, injections;
Spacing with supply air line 1, suspending is nested together by the order of ecto-entad is coaxial successively with supply air line 4 with supply air line 3 and injection; Being positioned at spacing air intake with supply air line 1 bottom is communicated with the gas outlet of an air pump 1-4; Being positioned at the air intake that suspends with supply air line 3 bottoms is communicated with the gas outlet of No. three air pump 3-4; Being positioned at the air intake that sprays with supply air line 4 bottoms is communicated with the gas outlet of high-pressure pump 4-4; Honeycomb screen 5 covers and is fixed on the madial wall that suspends with supply air line 3;
The rotation of M root is with supply air line 2, a M magnetic valve 2-1 and No. two air pump 2-4; The rotation of said M root with supply air line 2 be uniformly set at spacing with supply air line 1 and suspension with in the annular space between the supply air line 3; Said M root rotation is parallel to each other with supply air line 2 and is parallel to spacing axis with supply air line 1; Every rotation is connected with the air inlet of a magnetic valve 2-1 respectively with the air inlet of supply air line 2 bottoms, and the gas outlet of all magnetic valve 2-1 is communicated with the gas outlet of No. two air pump 2-4 simultaneously;
Supply the goal mouth on bulb road 6 to be communicated with the bottom of ball collection box 7; Supply the ball mouth on bulb road 6 to be positioned at the top that suspends with supply air line 3; Supply bulb road 6 and spacing to use the angle between the extended line of supply air line 1 to be acute angle; Baffle plate 8 is arranged in and supplies bulb road 6, and said baffle plate 8 adopts the mode of opening down to be connected with the madial wall that supplies bulb road 6 through bearing;
Every group of light beam R-T unit includes an optical beam generating device 12-1 and a light beam receiving system 12-2, and said optical beam generating device 12-1 and light beam receiving system 12-2 are oppositely arranged; Said every group of light beam R-T unit is arranged on spacing side with supply air line 1, and the beam direction of light beam R-T unit outgoing is for straight up; Every group of light beam R-T unit outgoing beam all is positioned on the same horizontal plane with spacing axis with supply air line 1;
The control system comprises control circuit 60, timer 50, an air pump drive circuit 1-3, No. two air pump drive circuit 2-3, No. three air pump drive circuit 3-3, high-pressure pump drive circuit 4-3, barrier driving circuit 8-2 and motor 8-1;
The time signal output of timer 50 is connected with the time signal input of control circuit 60; An air pump of control circuit 60 drives signal output part and is connected with the air pump driving signal input of an air pump drive circuit 1-3; The driving signal output part of an air pump drive circuit 1-3 is connected with the driving signal input of an air pump 1-4;
The control system also comprises air pump drive circuit 2-3 No. two, and No. two air pumps of control circuit 60 drive signal output part and are connected with the air pump driving signal input of No. two air pump drive circuit 2-3; The driving signal output part of No. two air pump drive circuit 2-3 is connected with the driving signal input of No. two air pump 2-4; The control signal input of M magnetic valve 2-1 is connected with M solenoid control signal output part of control circuit 60 respectively; M is the integer greater than 3;
No. three air pumps of control circuit 60 drive signal output part and are connected with the air pump driving signal input of No. three air pump drive circuit 3-3; The driving signal output part of No. three air pump drive circuit 3-3 is connected with the driving signal input of No. three air pump 3-4;
The high-pressure pump of control circuit 60 drives signal output part and is connected with the air pump driving signal input of high-pressure pump drive circuit 4-3; The driving signal input of the driving signal output part high-pressure pump 4-4 of high-pressure pump drive circuit 4-3 connects;
The barrier driving signal output part of control circuit 60 is connected with the barrier driving signal input part of barrier driving circuit 8-2; The driving signal output part of barrier driving circuit 8-2 is connected with the driving signal input of a motor 8-1; No. one motor 8-1 is used to drive baffle plate 8 actions;
The light beam generation control signal input of each optical beam generating device 12-1 all is connected with a light beam generation control signal output of control circuit 60; The light beam generation control signal output of each light beam receiving system 12-2 is connected with a light beam generation control signal input of control circuit 60;
N is the positive integer more than or equal to 2.
As shown in Figure 4 when using in this embodiment, the air feed main body of the utility model is arranged on table tennis table below 13, gas outlet and table tennis table table top are positioned on the same plane, do not influence athletic exercise, guarantee athletic personal safety.
The floated confession ball of the table tennis of the utility model principle: at first adopt 50 pairs of control circuits of timer 60 to carry out timing, in a time cycle, control circuit 60 control baffle plates 8 are opened, and a table tennis is fallen on the honeycomb screen 5, then baffle plate 8 are closed; In time cycle, control circuit air pump 1-4 of 60 controls and No. three air pump 3-4 open, and realize air feed, and then realize the floated confession ball of table tennis of one-period therewith; Then, carry out the table tennis suspension of next cycle at interval down at setting-up time.
The table tennis injecting type of the utility model supplies the ball principle: at first adopt 50 pairs of control circuits of timer 60 to carry out timing, in a time cycle, control circuit 60 control baffle plates 8 are opened, and a table tennis is fallen on the honeycomb screen 5, then baffle plate 8 are closed; In time cycle, control circuit 60 control high-pressure pump 4-4 open therewith, realize spraying, and then realize that the table tennis injecting type of one-period supplies ball; Then, carry out the table tennis injection of next cycle at interval down at setting-up time.
The speed of swing monitoring principle of the utility model: the utility model is when swinging the bat, and racket cuts the light beam more than two continuously, through the distance of calculating two optical beam generating devices and the time interval of cutting two light beams, thereby obtains instantaneous speed of swing.
The batter's box that this embodiment makes table tennis be suspended in the striker through gas communication realizes supplying ball, supplies ball regular high; And because table tennis is suspended in the air, supplying the ball initial velocity is zero, and the striker can have time enough to select striking point on the ball, and training effect is able to promote significantly.
This embodiment is installed in table tennis table 13 times according to the mode of Fig. 3 in use, and at the fixing net 12 that reclaims of the end of receiving of table tennis table 13, realizes the automatic recovery of table tennis.
In this embodiment, supply bulb road 3 to adopt scalable pipeline mode, realize regulating supplying the distance of ball mouth, and then realize close-table or far from the table batting training at table tennis table.
In this embodiment; The rotation of adopting the rotation of M root to realize supplying table tennis in the ball process with supply air line 2 with supply air line 2 corresponding part valve opening and closing, realizes motions such as table tennis as above revolves, underspin through the control rotation; The operation of real simulation table tennis more, training effect is better.
The difference of the specific embodiment two, this specific embodiment and the specific embodiment one described outer rotary confession ball of subordinate's ball formula table tennis and speed of swing monitoring device is; It also comprises base 11, universal joint 9, two-dimentional driving mechanism and support 10, and the movable end of said support 10 is fixed on spacing bottom with supply air line 1; The stiff end of support 10 is connected with base through universal joint 9, and the movable end that said two-dimentional driving mechanism is used for driving arm 10 produces two dimensional motion;
The control system also comprises two-dimentional drive circuit 9-2; The swing control signal output of control circuit 60 is connected with the control signal input of two-dimentional drive circuit 9-2, and the driving signal input that the driving signal output part of said two-dimentional drive circuit 9-2 connects two-dimentional driving mechanism connects.
This embodiment is used for the process that table tennis sprays, and in this embodiment, through universal joint adjustment direction, realizes that the table tennis of different angles sprays.
The difference of the specific embodiment three, the specific embodiment one or two described outer rotary confession balls of subordinate's ball formula table tennis and speed of swing monitoring device is; It also comprises two groups of carriages; Each carriage includes spring 14-1 and catch 14-2; The end of said spring 14-1 is fixed on the center of catch 14-2, and the other end of spring 14-1 is fixed on the spacing madial wall with supply air line 1 top; Said two groups of carriages are symmetrical set along spacing axis with supply air line 1.
Said every group of carriage all can be provided with certain angle of inclination, is used to hold and makes table tennis under any angle, be stabilized in carriage.
The difference of the specific embodiment four, the specific embodiment three described outer rotary confession balls of subordinate's ball formula table tennis and speed of swing monitoring device is M=12.
The difference of the specific embodiment five, the specific embodiment one, the two or four described outer rotary confession balls of subordinate's ball formula table tennis and speed of swing monitoring device is that control circuit 60 adopts chip microcontroller.
Claims (5)
1. outer rotary confession ball of subordinate's ball formula table tennis and speed of swing monitoring device is characterized in that: it comprise spacing with supply air line (1), an air pump (1-4), the rotation of M root with supply air line (2), a M magnetic valve (2-1), No. two air pumps (2-4), suspend and organize light beam R-T unit and control system with supply air line (4), high-pressure pump (4-4), honeycomb screen (5), confession bulb road (6), ball collection box (7), baffle plate (8), N with supply air line (3), No. three air pumps (3-4), injection;
Spacing with supply air line (1), suspending is nested together by the order of ecto-entad is coaxial successively with supply air line (4) with supply air line (3) and injection; Being positioned at spacing air intake with supply air line (1) bottom is communicated with the gas outlet of an air pump (1-4); Being positioned at the air intake that suspends with supply air line (3) bottom is communicated with the gas outlet of No. three air pumps (3-4); Being positioned at the air intake that sprays with supply air line (4) bottom is communicated with the gas outlet of high-pressure pump (4-4); Honeycomb screen (5) covers and is fixed on the madial wall that suspends with supply air line (3);
The rotation of M root is with supply air line (2), a M magnetic valve (2-1) and No. two air pumps (2-4); The rotation of said M root with supply air line (2) be uniformly set at spacing with supply air line (1) and suspension with in the annular space between the supply air line (3); Said M root rotation is parallel to each other with supply air line (2) and is parallel to spacing axis with supply air line (1); Every rotation is connected with the air inlet of a magnetic valve (2-1) respectively with the air inlet of supply air line (2) bottom, and the gas outlet of all magnetic valves (2-1) is communicated with the gas outlet of No. two air pumps (2-4) simultaneously;
Supply the goal mouth on bulb road (6) to be communicated with the bottom of ball collection box (7); Supply the ball mouth on bulb road (6) to be positioned at the top that suspends with supply air line (3); Supply bulb road (6) and spacing be acute angle with the angle between the extended line of supply air line (1); Baffle plate (8) is arranged in the mode that supplies bulb road (6), said baffle plate (8) to adopt unlatching down and is connected with the madial wall that supplies bulb road (6) through bearing;
Every group of light beam R-T unit includes an optical beam generating device (12-1) and a light beam receiving system (12-2), and said optical beam generating device (12-1) and light beam receiving system (12-2) are oppositely arranged; Said every group of light beam R-T unit is arranged on spacing side with supply air line (1), and the beam direction of light beam R-T unit outgoing is for straight up; Every group of light beam R-T unit outgoing beam all is positioned on the same horizontal plane with spacing axis with supply air line (1);
The control system comprises control circuit (60), timer (50), an air pump drive circuit (1-3), No. two air pump drive circuits (2-3), No. three air pump drive circuits (3-3), high-pressure pump drive circuit (4-3), barrier driving circuit (8-2) and a motor (8-1);
The time signal output of timer (50) is connected with the time signal input of control circuit (60); An air pump of control circuit (60) drives signal output part and is connected with the air pump driving signal input of an air pump drive circuit (1-3); The driving signal output part of an air pump drive circuit (1-3) is connected with the driving signal input of an air pump (1-4);
The control system also comprises No. two air pump drive circuits (2-3), and No. two air pumps of control circuit (60) drive signal output part and are connected with the air pump driving signal input of No. two air pump drive circuits (2-3); The driving signal output part of No. two air pump drive circuits (2-3) is connected with the driving signal input of No. two air pumps (2-4); The control signal input of M magnetic valve (2-1) is connected with M solenoid control signal output part of control circuit (60) respectively; M is the integer greater than 3;
No. three air pumps of control circuit (60) drive signal output part and are connected with the air pump driving signal input of No. three air pump drive circuits (3-3); The driving signal output part of No. three air pump drive circuits (3-3) is connected with the driving signal input of No. three air pumps (3-4);
The high-pressure pump of control circuit (60) drives signal output part and is connected with the air pump driving signal input of high-pressure pump drive circuit (4-3); The driving signal input of the driving signal output part high-pressure pump (4-4) of high-pressure pump drive circuit (4-3) connects;
The barrier driving signal output part of control circuit (60) is connected with the barrier driving signal input part of barrier driving circuit (8-2); The driving signal output part of barrier driving circuit (8-2) is connected with the driving signal input of a motor (8-1); A motor (8-1) is used to drive baffle plate (8) action;
The light beam generation control signal input of each optical beam generating device (12-1) all is connected with a light beam generation control signal output of control circuit (60); The light beam generation control signal output of each light beam receiving system (12-2) is connected with a light beam generation control signal input of control circuit (60);
N is the positive integer more than or equal to 2.
2. outer rotary confession ball of subordinate's ball formula table tennis according to claim 1 and speed of swing monitoring device; It is characterized in that it also comprises base (11), universal joint (9), two-dimentional driving mechanism and support (10), the movable end of said support (10) is fixed on spacing bottom with supply air line (1); The stiff end of support (10) is connected with base through universal joint (9), and the movable end that said two-dimentional driving mechanism is used for driving arm (10) produces two dimensional motion;
The control system also comprises two-dimentional drive circuit (9-2); The swing control signal output of control circuit (60) is connected with the control signal input of two-dimentional drive circuit (9-2), and the driving signal input that the driving signal output part of said two-dimentional drive circuit (9-2) connects two-dimentional driving mechanism connects.
3. outer rotary confession ball of subordinate's ball formula table tennis according to claim 1 and 2 and speed of swing monitoring device; It is characterized in that it also comprises two groups of carriages; Each carriage includes spring (14-1) and catch (14-2); One end of said spring (14-1) is fixed on the center of catch (14-2), and the other end of spring (14-1) is fixed on the spacing madial wall with supply air line (1) top; Said two groups of carriages are symmetrical set along spacing axis with supply air line (1).
4. outer rotary confession ball of subordinate's ball formula table tennis according to claim 3 and speed of swing monitoring device is characterized in that M=12.
5. according to claim 1,2 or 4 described outer rotary confession ball of subordinate's ball formula table tennis and speed of swing monitoring devices, it is characterized in that control circuit (60) adopts chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205636829U CN202387198U (en) | 2011-12-29 | 2011-12-29 | Rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205636829U CN202387198U (en) | 2011-12-29 | 2011-12-29 | Rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202387198U true CN202387198U (en) | 2012-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205636829U Expired - Fee Related CN202387198U (en) | 2011-12-29 | 2011-12-29 | Rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis |
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| Country | Link |
|---|---|
| CN (1) | CN202387198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430236A (en) * | 2011-12-28 | 2012-05-02 | 哈尔滨师范大学 | External goal table tennis ball feed and swing speed monitoring device |
-
2011
- 2011-12-29 CN CN2011205636829U patent/CN202387198U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430236A (en) * | 2011-12-28 | 2012-05-02 | 哈尔滨师范大学 | External goal table tennis ball feed and swing speed monitoring device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20121229 |