CN102269171A - Tower fan air duct rotating mechanism - Google Patents

Tower fan air duct rotating mechanism Download PDF

Info

Publication number
CN102269171A
CN102269171A CN2011101847261A CN201110184726A CN102269171A CN 102269171 A CN102269171 A CN 102269171A CN 2011101847261 A CN2011101847261 A CN 2011101847261A CN 201110184726 A CN201110184726 A CN 201110184726A CN 102269171 A CN102269171 A CN 102269171A
Authority
CN
China
Prior art keywords
wind wheel
air channel
casing
bearing
air duct
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.)
Granted
Application number
CN2011101847261A
Other languages
Chinese (zh)
Other versions
CN102269171B (en
Inventor
王俊杰
黄敏荣
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.)
Midea Group
Original Assignee
Midea Group
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 Midea Group filed Critical Midea Group
Priority to CN 201110184726 priority Critical patent/CN102269171B/en
Publication of CN102269171A publication Critical patent/CN102269171A/en
Application granted granted Critical
Publication of CN102269171B publication Critical patent/CN102269171B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Wind Motors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention relates to a tower fan air duct rotating mechanism which comprises a shell, a control panel arranged at the upper end of the shell, a wind wheel bearing assembly, a wind wheel, an air duct, a driving motor and a base, wherein the wind wheel bearing assembly is arranged on the wind wheel; the casing comprises a front casing and a rear casing which are matched with each other, and an air outlet grid is arranged on the front casing; the upper end of the wind wheel is provided with an upper shaft, the lower end of the wind wheel is provided with a lower shaft, and the wind wheel is positioned in the air duct; is characterized by also comprising a swing mechanism arranged above the shell, wherein the swing mechanism drives the air duct to rotate; the air duct is provided with an air inlet and an air outlet, the inner side of the upper end of the air duct is provided with a front shaft hole, and the outer side of the lower end of the air duct is provided with a rear shaft hole; the wind wheel bearing assembly is arranged above the inner part of the shell and positioned between the air duct and the wind wheel, the upper end of the wind wheel bearing assembly is matched with the front shaft hole, the upper shaft of the wind wheel is positioned in the wind wheel bearing assembly and can rotate, and the lower shaft of the wind wheel penetrates through the rear shaft hole and can rotate and is connected with the rotating shaft of the driving motor; the casing is fixed on the base. The invention greatly reduces the connection distance between the swing mechanism and the air duct, improves the reliability, shortens the connection length between the swing mechanism and the control panel, optimizes the air duct and the wind wheel bearing assembly and reduces the cost.

Description

Tower pectinid road rotating machinery
Technical field
The present invention relates to a kind of tower pectinid road rotating machinery, particularly a kind of air channel rotating machinery that is used for tubular tower fan.
Background technique
The existing tower fan wind pushing mechanism of shaking the head has three kinds on the market: a kind of is that fuselage is shaken the head relative to base and rotated, the existing products in markets overwhelming majority is this type of traditional mechanism, the whole fuselage weight because the need of this mechanism's tower fan swinging mechaism are loaded, the long-term reliable rows of using is poor, and whole fuselage rotates and runs into extraneous resistance interference effect safety easily, and power line reverses wearing and tearing for a long time and also has potential safety hazard.Two kinds is the mechanism that tower is fanned the Spin Control air-supply of inner air channel, but existing in the market this series products is fixed on swinging mechaism the wind wheel lower end and is positioned at the motor rear, swinging mechaism and air channel to be connected span length long, intensity is low, poor reliability, and because the arm of force is long, structural strength is poor, and can only be designed to ducting assembly; Also since control panel at the fuselage top, and synchronous machine is at underbelly, connects so will there be longer connecting line to run through fuselage, unreasonable structure, line length cost height.Three kinds is that existing tower pectinid road is the assembly of air channel main body and air channel axle on the market, the air channel front end is fixed by air channel axle and rotor shaft bearing assembly, wind wheel also needs to use separately a rotor shaft bearing assembly, and air channel and wind wheel can not shared bearing uniies, and cost is higher.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and the rotation of a kind of air channel is provided, casing is motionless, reduce the load of swinging mechaism, the power line of avoiding whole fuselage swinging mechaism to cause reverses wearing and tearing hidden danger and unstability for a long time, shortened the distance of control panel, a kind of tower pectinid road rotating machinery of air channel and the shared rotor shaft bearing assembly of wind wheel energy to swinging mechaism.
In order to achieve the above object, the present invention is achieved in that it is a kind of tower pectinid road rotating machinery, comprises casing, is located at control panel, rotor shaft bearing assembly, wind wheel, air channel, drive motor and the base of casing upper end; Described casing comprises the fore shell and the back cover of working in coordination, and is provided with air outlet grate on fore shell; Be provided with axle in the upper end of described wind wheel, be provided with lower shaft in its lower end, wind wheel is positioned at the air channel; It is characterized in that also comprising swinging mechaism, described swinging mechaism is installed in the top in the casing, and swinging mechaism drives the air channel and rotates; On described air channel, be provided with intake grill and exhaust outlet, be provided with front-axle hole, be provided with the back axis hole in its outside, lower end in the inboard, upper end in air channel; Described rotor shaft bearing assembly be installed in the casing the top and between air channel and wind wheel, the upper end of rotor shaft bearing assembly cooperates with described front-axle hole, the axle of going up of wind wheel is arranged in rotor shaft bearing assembly and rotatable, and the lower shaft of wind wheel passes back axis hole and rotatable and be connected with the rotating shaft of described drive motor; Described casing is fixed on the base.
Described swinging mechaism comprises synchronous machine, crank, connecting rod and fixed plate, described fixed plate is fixed on the top in the described casing, described synchronous machine is installed on the fixed plate, described crank one end is connected with the rotating shaft of synchronous machine, the other end is connected with an end of described connecting rod, and the other end of connecting rod is connected with the upper end in described air channel.
The outside, upper end in described air channel is provided with the connecting rod screw post, and the other end of described connecting rod is connected with the connecting rod screw post.
Described rotor shaft bearing assembly comprises bearing, bearing housing, bearing support and bearing cap, described bearing support is installed in the top in the described casing, described bearing is located in the bearing housing, and described bearing housing is installed on the bearing support and by bearing cap to be fixed, and is provided with protruding axle on described bearing cap; The axle of going up of described wind wheel is located in the bearing, and the protruding axle sleeve of the front-axle hole in described air channel and bearing cap switches through movingly.
The axis hole overcoat is provided with positioning ring in described back, back axis hole relative positioning ring is rotatable, be provided with preceding U type structure with bayonet below in described fore shell, be provided with back with bayonet U type structure below in described back cover, the bayonet socket and the location of U type structure and back U type structure before described positioning ring is arranged in.
Bottom at described casing is provided with dunnage, and described drive motor is installed on the dunnage.
The present invention's advantage compared with prior art is: the air channel rotation, casing is motionless, can reduce the load of swinging mechaism, the power line of avoiding whole fuselage swinging mechaism to cause reverses wearing and tearing hidden danger for a long time, has shortened the distance of control panel to swinging mechaism, strengthened the intensity in air channel, improved air channel rotation reliability, reduced the cost of connecting line, air channel and wind wheel can shared rotor shaft bearing assemblies, reduce cost, simplified technology.
Description of drawings
Fig. 1 is a plan view of the present invention;
Fig. 2 is a side view of the present invention;
The stereogram of Fig. 3 swinging mechaism;
Fig. 4 is the stereogram of rotor shaft bearing assembly;
Fig. 5 is the explosive view of rotor shaft bearing assembly;
The erection drawing of Fig. 6 air channel, wind wheel, swinging mechaism and rotor shaft bearing assembly;
Fig. 7 is the stereogram after Fig. 6 assembles;
Fig. 8 is the stereogram that fore shell of the present invention separates with back cover;
Fig. 9 is an explosive view of the present invention.
Embodiment
Be further described the present invention is novel below in conjunction with drawings and Examples.
Shown in Fig. 1 to 9, it is a kind of tower pectinid road rotating machinery, comprises casing 2, is located at control panel 1, rotor shaft bearing assembly 4, wind wheel 5, air channel 6, drive motor 8 and the base 10 of casing 2 upper ends; Described casing 2 comprises the fore shell 22 and the back cover 21 of working in coordination, and is provided with air outlet grate on fore shell 22; Be provided with axle 51 in the upper end of described wind wheel 5, be provided with lower shaft 52 in its lower end, wind wheel 5 is positioned at air channel 6; Characteristics of the present invention are also to comprise swinging mechaism 3, described swinging mechaism 3 is installed in the top in the casing 2, near control panel 1, shortened the distance of control panel like this to swinging mechaism, swinging mechaism 3 drives air channel 6 and rotates, air channel 6 can axially rotate like this, and distinguished and admirable sense of rotation has been controlled when rotated in air channel 6; Be provided with intake grill 61 and exhaust outlet 63 on described air channel 6,6 inboard, upper end is provided with front-axle hole 65 in the air channel, is provided with back axis hole 62 in its outside, lower end; Described rotor shaft bearing assembly 4 be installed in the casing 2 the top and between air channel 6 and wind wheel 5, the upper end of rotor shaft bearing assembly 4 cooperates with described front-axle hole 65, the axle 51 of going up of wind wheel 5 is arranged in rotor shaft bearing assembly 4 and rotatable, the lower shaft 52 of wind wheel 5 passes afterwards, and axis hole 62 also turns and is connected with the rotating shaft of described drive motor 8, drive motor 8 drives wind wheel 5 and rotates, air channel 6 and wind wheel 5 shared rotor shaft bearing assemblies, wind wheel 56 can rotate relative to the air channel; Described casing 2 is fixed on the base 10.During work, wind wheel 5 is the 6 inward turnings angry stream of changing the line of production in the air channel, and air channel 6 rotates under the control of swinging mechaism 3, changes air supply direction.Traditional air channel is fixing and casing rotates, and the present invention is the air channel rotation, and fuselage is motionless, has reduced the load of swinging mechaism, and the power line of avoiding whole fuselage to wave causing reverses wearing and tearing hidden danger and unstability for a long time.
In the present embodiment, described swinging mechaism 3 comprises synchronous machine 31, crank 34, connecting rod 33 and fixed plate 32, described fixed plate 32 is fixed on the top in the described casing 2, described synchronous machine 31 is installed on the fixed plate 32, described crank 34 1 ends are connected with the rotating shaft of synchronous machine 32, the other end is connected with an end of described connecting rod 33, and the other end of connecting rod 33 is connected with the upper end in described air channel 6, and swinging mechaism 3 can drive air channel 6 rotations like this.
The outside, upper end in described air channel 6 is provided with connecting rod screw post 64, and the other end of described connecting rod 33 is connected with connecting rod screw post 64.
Described rotor shaft bearing assembly 4 comprises bearing 44, bearing housing 43, bearing support 42 and bearing cap 41, described bearing support 42 is installed in the top in the described casing 2, described bearing 44 is located in the bearing housing 43, described bearing housing 43 is installed on the bearing support 42 and by bearing cap 41 and fixes, on described bearing cap 41, be provided with protruding axle 411, bearing cap 41 is lubriation material manufacturings, or scribbles oiling agent on its surface; The axle 51 of going up of described wind wheel 5 is located in the bearing 44, and the front-axle hole 65 in described air channel 6 is rotatably assorted with protruding axle 411 sockets of bearing cap 41.
Outside the axis hole 62 of described back, be arranged with positioning ring 7, back axis hole 62 can relatively rotate with positioning ring 7, be provided with preceding U type structure 24 with bayonet below in described fore shell 22, be provided with back with bayonet U type structure 23 below in described back cover 21, U type structure 24 was also located with the bayonet socket of back U type structure 23 before described positioning ring 7 was arranged in, positioning ring 7 usefulness lubriation materials are made, or scribble oiling agent on its surface.
Be provided with dunnage 9 in the bottom of described casing 2, described drive motor 8 is installed on the dunnage 9.

Claims (6)

1. tower pectinid road rotating machinery comprises casing (2), is located at control panel (1), rotor shaft bearing assembly (4), wind wheel (5), air channel (6), drive motor (8) and the base (10) of casing (2) upper end; Described casing (2) comprises the fore shell (22) and the back cover (21) of working in coordination, and is provided with air outlet grate on fore shell (22); Be provided with axle (51) in the upper end of described wind wheel (5), be provided with lower shaft (52) in its lower end, wind wheel (5) is positioned at air channel (6); It is characterized in that also comprising swinging mechaism (3), described swinging mechaism (3) is installed in the top in the casing (2), and swinging mechaism (3) drives air channel (6) and rotates; Be provided with intake grill (61) and exhaust outlet (63) on described air channel (6), the inboard, upper end of (6) is provided with front-axle hole (65) in the air channel, is provided with back axis hole (62) in its outside, lower end; Described rotor shaft bearing assembly (4) be installed in the top in the casing (2) and be positioned at air channel (6) and wind wheel (5) between, the upper end of rotor shaft bearing assembly (4) cooperates with described front-axle hole (65), the axle (51) of going up of wind wheel (5) is arranged in rotor shaft bearing assembly (4) and rotatable, and the lower shaft (52) of wind wheel (5) passes back axis hole (62) and rotatable and be connected with the rotating shaft of described drive motor (8); Described casing (2) is fixed on the base (10).
2. a kind of tower pectinid according to claim 1 road rotating machinery, it is characterized in that described swinging mechaism (3) comprises synchronous machine (31), crank (34), connecting rod (33) and fixed plate (32), described fixed plate (32) is fixed on the top in the described casing (2), described synchronous machine (31) is installed on the fixed plate (32), described crank (34) one ends are connected with the rotating shaft of synchronous machine (32), the other end is connected with an end of described connecting rod (33), and the other end of connecting rod (33) is connected with the upper end of described air channel (6).
3. a kind of tower pectinid according to claim 1 and 2 road rotating machinery is characterized in that being provided with connecting rod screw post (64) in the outside, upper end of described air channel (6), and the other end of described connecting rod (33) is connected with connecting rod screw post (64).
4. a kind of tower pectinid according to claim 1 road rotating machinery, it is characterized in that described rotor shaft bearing assembly (4) comprises bearing (44), bearing housing (43), bearing support (42) and bearing cap (41), described bearing support (42) is installed in the top in the described casing (2), described bearing (44) is located in the bearing housing (43), described bearing housing (43) is installed in bearing support (42) and goes up and fix by bearing cap (41), is provided with protruding axle (411) on described bearing cap (41); The axle (51) of going up of described wind wheel (5) is located in the bearing (44), and the front-axle hole (65) of described air channel (6) is rotatably assorted with protruding axle (411) socket of bearing cap (41).
5. a kind of tower pectinid according to claim 1 road rotating machinery, it is characterized in that outside described back axis hole (62), being arranged with positioning ring (7), back axis hole (62) relative positioning ring (7) is rotatable, below in described fore shell (22) is provided with preceding U type structure (24) with bayonet, below in described back cover (21) is provided with back with bayonet U type structure (23), and U type structure (24) also can be located with the bayonet socket of back U type structure (23) before described positioning ring (7) was arranged in.
6. a kind of tower pectinid according to claim 1 road rotating machinery is characterized in that being provided with dunnage (9) in the bottom of described casing (2), and described drive motor (8) is installed on the dunnage (9).
CN 201110184726 2011-07-04 2011-07-04 Tower fan air channel swing mechanism Expired - Fee Related CN102269171B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110184726 CN102269171B (en) 2011-07-04 2011-07-04 Tower fan air channel swing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201110184726 CN102269171B (en) 2011-07-04 2011-07-04 Tower fan air channel swing mechanism

Publications (2)

Publication Number Publication Date
CN102269171A true CN102269171A (en) 2011-12-07
CN102269171B CN102269171B (en) 2013-05-08

Family

ID=45051567

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201110184726 Expired - Fee Related CN102269171B (en) 2011-07-04 2011-07-04 Tower fan air channel swing mechanism

Country Status (1)

Country Link
CN (1) CN102269171B (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103883543A (en) * 2012-12-19 2014-06-25 黄进成 Tower fan structure
CN105952670A (en) * 2016-04-29 2016-09-21 广东美的环境电器制造有限公司 Tower fan
CN107191400A (en) * 2017-06-15 2017-09-22 珠海格力电器股份有限公司 Tower fan head shaking mechanism and tower fan
CN107514381A (en) * 2017-08-18 2017-12-26 珠海格力电器股份有限公司 Oscillating device and tower fan
CN107726499A (en) * 2017-10-27 2018-02-23 珠海格力电器股份有限公司 Tower fan
CN108716481A (en) * 2018-05-16 2018-10-30 广东美的环境电器制造有限公司 Air outlet grate mechanism and tower fan
CN108843601A (en) * 2018-07-20 2018-11-20 中山市山竹电器科技有限公司 A kind of Intelligent tower fan of Wind Volume
CN109162946A (en) * 2018-10-25 2019-01-08 珠海格力电器股份有限公司 Tower fan air duct assembly, tower fan and control method of tower fan
CN109268314A (en) * 2018-10-25 2019-01-25 珠海格力电器股份有限公司 Gas treatment equipment
CN109441862A (en) * 2018-12-26 2019-03-08 东莞市绿雅家用电器有限公司 A kind of both cooling and heating building fan
CN110513855A (en) * 2019-09-05 2019-11-29 合肥托卡拉图科技有限公司 A kind of flow-guiding type air-out component
CN111197583A (en) * 2018-11-19 2020-05-26 东富电器股份有限公司 Warm fan capable of adjusting wind direction

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050123391A1 (en) * 2003-12-03 2005-06-09 Lim Gary M. Tower fan assembly
CN2839663Y (en) * 2005-10-25 2006-11-22 福星家庭用品有限公司 Large building fan
CN2888137Y (en) * 2004-10-29 2007-04-11 拉斯科控股公司 Vertical tower fan
CN200955515Y (en) * 2006-01-25 2007-10-03 福星家庭用品有限公司 Column-type electric fan
US20090290973A1 (en) * 2008-05-26 2009-11-26 Chi-Hsiang Wang Tower fan
CN202117994U (en) * 2011-06-23 2012-01-18 美的集团有限公司 Internal rotation type tower fan air duct structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050123391A1 (en) * 2003-12-03 2005-06-09 Lim Gary M. Tower fan assembly
CN2888137Y (en) * 2004-10-29 2007-04-11 拉斯科控股公司 Vertical tower fan
CN2839663Y (en) * 2005-10-25 2006-11-22 福星家庭用品有限公司 Large building fan
CN200955515Y (en) * 2006-01-25 2007-10-03 福星家庭用品有限公司 Column-type electric fan
US20090290973A1 (en) * 2008-05-26 2009-11-26 Chi-Hsiang Wang Tower fan
CN202117994U (en) * 2011-06-23 2012-01-18 美的集团有限公司 Internal rotation type tower fan air duct structure

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103883543A (en) * 2012-12-19 2014-06-25 黄进成 Tower fan structure
CN105952670A (en) * 2016-04-29 2016-09-21 广东美的环境电器制造有限公司 Tower fan
CN107191400A (en) * 2017-06-15 2017-09-22 珠海格力电器股份有限公司 Tower fan head shaking mechanism and tower fan
CN107514381A (en) * 2017-08-18 2017-12-26 珠海格力电器股份有限公司 Oscillating device and tower fan
CN107726499A (en) * 2017-10-27 2018-02-23 珠海格力电器股份有限公司 Tower fan
CN108716481A (en) * 2018-05-16 2018-10-30 广东美的环境电器制造有限公司 Air outlet grate mechanism and tower fan
CN108843601A (en) * 2018-07-20 2018-11-20 中山市山竹电器科技有限公司 A kind of Intelligent tower fan of Wind Volume
CN108843601B (en) * 2018-07-20 2023-12-12 中山市山竹电器科技有限公司 Intelligent tower fan with large air quantity
CN109162946A (en) * 2018-10-25 2019-01-08 珠海格力电器股份有限公司 Tower fan air duct assembly, tower fan and control method of tower fan
CN109268314A (en) * 2018-10-25 2019-01-25 珠海格力电器股份有限公司 Gas treatment equipment
CN109268314B (en) * 2018-10-25 2024-04-09 珠海格力电器股份有限公司 Gas treatment apparatus
CN111197583A (en) * 2018-11-19 2020-05-26 东富电器股份有限公司 Warm fan capable of adjusting wind direction
CN109441862A (en) * 2018-12-26 2019-03-08 东莞市绿雅家用电器有限公司 A kind of both cooling and heating building fan
CN110513855A (en) * 2019-09-05 2019-11-29 合肥托卡拉图科技有限公司 A kind of flow-guiding type air-out component
CN110513855B (en) * 2019-09-05 2020-12-08 临沂文衡信息技术有限公司 Flow guide type air outlet assembly

Also Published As

Publication number Publication date
CN102269171B (en) 2013-05-08

Similar Documents

Publication Publication Date Title
CN102269171B (en) Tower fan air channel swing mechanism
CN104955725B (en) Include the ship of the rotation cylinder with the fin close to rotation cylinder arrangement
US20130146372A1 (en) Electric vehicle provided with a wind turbine and photovoltaic panels
CN204193456U (en) A kind of four-wheel electric slide plate
CN105804933B (en) A kind of double rotating vane upright shaft wind motors
CN101966870A (en) Steel wire hinged-type flapping-wing micro air vehicle (FMAV) driving mechanism
CN205895634U (en) Big impeller electric oven fan
CN205396548U (en) Suspension top
KR101218053B1 (en) a rotor for wind power generator
CN201825236U (en) Driving mechanism for steel-wire hinged minisize flapping-wing aircraft
CN206754876U (en) A kind of portable eye interviews illumination apparatus
CN203214363U (en) 360-degree rotation multi-head electric fan
CN202786846U (en) Sky wheel-type automatic rotating clothes hanger
CN202117994U (en) Internal rotation type tower fan air duct structure
CN204485554U (en) A kind of drum device and use the spray for dust suppression machine of this drum device
CN107339790A (en) The louver assembly and air conditioner of blinds drive device, air conditioner
CN208963313U (en) A kind of folding mixed layout unmanned plane
CN205837187U (en) A kind of synchronous axial system can intersect the variable pitch rotor group of rotor
CN205707351U (en) Minitype bionic flapping wing robot
CN208718965U (en) A kind of circulation fan
CN208784178U (en) A kind of mechanical fitting sale displaying device
CN212360022U (en) Circular quantity control type vertical axis wind energy generator with straight blades
CN204473260U (en) Product joint sealing steering hardware on a kind of Novel hydroelectric line
CN202946423U (en) Domestic centrifugal electric fan
CN205842978U (en) Wind assembly swept by a kind of air-conditioning

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C53 Correction of patent of invention or patent application
CB02 Change of applicant information

Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28

Applicant after: MIDEA GROUP Co.,Ltd.

Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6

Applicant before: Midea Group

COR Change of bibliographic data

Free format text: CORRECT: APPLICANT; FROM: MEIDI GROUP CO. LTD. TO: MIDEA GROUP CO., LTD.

C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130508

Termination date: 20200704