CN2628802Y - Rigidity damping adjustable net pad back frame isolator - Google Patents
Rigidity damping adjustable net pad back frame isolator Download PDFInfo
- Publication number
- CN2628802Y CN2628802Y CN 03221151 CN03221151U CN2628802Y CN 2628802 Y CN2628802 Y CN 2628802Y CN 03221151 CN03221151 CN 03221151 CN 03221151 U CN03221151 U CN 03221151U CN 2628802 Y CN2628802 Y CN 2628802Y
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- Prior art keywords
- vibration isolator
- base
- locking screw
- screw
- connecting rod
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- Expired - Lifetime
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- 238000013016 damping Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000002955 isolation Methods 0.000 claims abstract description 15
- 239000004677 Nylon Substances 0.000 claims abstract description 14
- 229920001778 nylon Polymers 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims description 19
- 239000013013 elastic material Substances 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 2
- 238000011068 loading method Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
A rigidity damping adjustable network pad back-frame vibration isolator is a vibration isolator used in the vibration isolation system. The vibration isolator takes a locking screw rod B1 as the center; The locking screw rod is positioned on the axle wire of a base 1; a ball-socket hinge style joint lever 5 is provided on the middle of the locking screw rod; both sides of the ball-socket hinge style joint lever are arranged with a nylon protective covering 4 separately; a taper spring 3 is positioned at the outside of the nylon protective covering; a baffle ring 6 is positioned at the other end of the taper spring; an adjusting threaded sleeve is arranged at the both ends of the base, the space between the adjusting threaded sleeve and the baffle ring is arranged with a steel gauze pad 2, a butterfly-shaped spring B2 is positioned separately at both sides of the adjusting threaded sleeve and at one side of the baffle ring close to the steel gauze pad; a gleitbretter 8 is positioned at the outside of the adjusting threaded sleeve; a self-locking nut B3 connects with the locking screw rod by the helix way, and locks above all parts on the base. This vibration isolator adjusts the rigidity through the change of the filling quantity of the elastic material and the adjustment of the volume density (Rho) of the filling network pad, and adjusts the damping through the change of the positive pressure of the friction disks.
Description
One, technical field
The utility model is the back of the body frame vibration isolator that uses in a kind of vibrating isolation system, belongs to the technical field of electronic equipment vibration isolation buffering device.
Two, background technique
Theory of vibration isolation shows, in order to suppress to carry on the back harmful coupling connection vibration of frame vibrating isolation system, to improve the stability and the vibration isolating effect of vibrating isolation system; Rigidity, the damping characteristic of back of the body frame vibration isolator must can regulate.Along with the quickening of electronic equipment chassis standardization, structural module and generalization process, the electronic equipment of different purposes (as land usefulness, empty usefulness, Hai Yong etc.) can be installed with a kind of case and cabinet.Own wt, the centroid position of these equipment are widely different, and launch vehicle also has than big-difference the harsh degree that it applies vibration, impact, this just requires to carry on the back, and the frame vibration isolator passes through to change (or adjusting) rigidity in the mechanical structured member of identical (or similar), damping characteristic is come and the bottom vibration isolator mates, and has the back-frame type vibrating isolation system of low coupling, high stable and low vibration transmissibility, low shock transmissibility with composition.Great majority back of the body frame vibration isolator does not all possess this characteristic at present.
Three, summary of the invention
1, technical problem
The object of the present invention is to provide a kind of by changing the elastic material loadings and regulating the bulk density ρ that loads gauze pad and realize the rigidity can regulate; Realize the Adjustable Type Net Pad Back Frame Vibration Isolator Of The Rigidity Damping of Adjustable Damping joint by the positive pressure that changes friction plate.
2, technological scheme
Adjustable Type Net Pad Back Frame Vibration Isolator Of The Rigidity Damping of the present invention, by base, the vibration damping part, the connecting rod part is formed, this vibration isolator is the center with the locking screw, locking screw is positioned on the medial axis of base, in the centre of locking screw the ball pivot connecting rod is arranged, be respectively equipped with a nylon sheath wire on the both sides of ball pivot connecting rod, the outside at nylon sheath wire is provided with taper spring, the other end of taper spring is provided with baffle ring, Adjusting bolt Adjusting screw is arranged on the two ends of base, be provided with steel net pad in the space between Adjusting bolt Adjusting screw and the baffle ring, butterfly spring lay respectively at the both sides of Adjusting bolt Adjusting screw and baffle ring by steel net pad one side, slide plate is positioned at the outside of Adjusting bolt Adjusting screw, self-locking nut is connected with the locking screw spiral, and above all parts are locked in the base.The steel wire diameter of steel net pad is 0.02～0.5mm.The corner displacement of ball pivot connecting rod is greater than the required angular displacement of vibrating isolation system, and corner displacement is greater than 10 degree, and the rod end connecting thread of its ball pivot connecting rod is external threaded formula or internal thread screw-hole type.
According to the anti-vibration and shock design theory, electronic equipment back of the body frame vibrating isolation system mainly is made up of four bottom vibration isolators and two back of the body frame vibration isolators and electronic equipment.By the vibrating isolation system decoupling, suppress resonance and antivibration, shock resistance require to set out, to back of the body frame vibration isolator require as follows:
The Vertical direction rigidity of back of the body frame vibration isolator should be very little, is preferably zero, to realize the catenary motion decoupling zero.The substantially horizontal rigidity of back of the body frame vibration isolator should have the rigidity of change, become damping characteristic, and has the decoupling zero characteristic.As in Y-axis when the Y vibration displacement is arranged, vibrating isolation system should satisfy following equation:
In the formula,
F
By-back of the body frame vibration isolation horizontal reacting force (N)
F
Dy-bottom vibration isolator horizontal force (N)
M-equipment quality
I
x-equipment is around x axle rotary inertia
h
1-equipment barycenter is to bottom vibration isolator distance
h
2-equipment barycenter is to back of the body frame vibration isolator distance
K
By-back of the body frame vibration isolator horizontal rigidity
K
Dy-bottom vibration isolator horizontal rigidity
When electronic equipment quality m, bottom vibration isolator stiffness K
DyAfter determining, height of center of mass h
1Variation must need to carry on the back frame vibration isolator horizontal rigidity K
ByAlong with variation, and satisfy the following formula condition
Just can make system decoupling.
Characteristics of the present invention are:
(1) make gauze pad loadings and equipment quality m suitable, promptly m is big, and loadings is many.
(2) make the bulk density ρ and the height of center of mass h of gauze pad
1Suitable, i.e. height of center of mass h
1Height, the bulk density ρ that screws Adjusting bolt Adjusting screw increase gauze pad can increase stiffness K
BYOtherwise, unscrew Adjusting bolt Adjusting screw.Above data all can be determined by test in advance.
(3) positive pressure between friction plate and the Adjusting bolt Adjusting screw, frictional force can realize by screwing or unscrew self-locking nut.The size of frictional force has been determined the size of the damping force of back of the body frame vibration isolator.And these can be very freely by regulating the continuous variation that positive pressure reaches damping force.By theoretical calculation and verification experimental verification, can obtain needed optimization damping force.
(4) back of the body frame vibration isolator vertical stiffness is made up of two very little circular cone or cylindrical springs of vertical stiffness.
Working procedure
(1) electronic equipment is when launch vehicle (vehicle, ships, aircraft) is gone up work, the vertical vibration of launch vehicle, mainly by four according to the equipment barycenter at the bottom surface projection position and adaptive bottom vibration isolator is born, the vertical stiffness of back of the body frame vibration isolator should go to zero.On launch vehicle, when the installation wall occurred level vibration of back of the body frame vibration isolator, impact or centrifugal acceleration, back of the body frame vibration isolator is brought into play anti-vibration and shock, is removed coupling connection vibration stabilization electronic equipment.
(2) when vibration, impact or centrifugal acceleration are applied to back of the body frame vibration isolator base; its active force deforms gauze pad; slide plate is subjected to displacement; thereby the vibration that dissipated, impact energy; reduced to pass to the ball pivot connecting rod, be transferred to the vibration or the impact acceleration value of electronic equipment then, electronic equipment has been carried out effective protection by screw rod.
(3) when launch vehicle rotates angular displacement,, make the equipment enclosure frame not be subjected to the torsional moment effect because ball pivot can be considered star coupling.Improved the stress of Equipment cabinets and chassis greatly.
(4) when big, can adopt A type, Type B extension bar, C type transition seat to be connected, thereby reduce the kind of carrying on the back the frame vibration isolator, with the electronic equipment spacing when wall is installed so that organize production with equipment.
3, beneficial effect
1. what of the Stainless Steel Wire gauze pad initial loading amount of filling out are the volumetric spaces formed of the inner chamber of base end, baffle ring, Adjusting bolt Adjusting screw and butterfly spring determined.Change Adjusting bolt Adjusting screw inner chamber degree of depth A and length B, can change the initial loadings of gauze pad.Screw or unscrew Adjusting bolt Adjusting screw, can change the bulk density ρ of gauze pad, thereby realized horizontal rigidity can regulate function.
2. change the Stainless Steel Wire diameter, weave order number (mesh density degree), Steel Wire Heat Treatment hardness with holes and the tightness that gives pressure, can obtain different initial level rigidity under identical initial loadings condition.
3. unscrew or screw self-locking nut, reducing (or increase) butterfly spring, thereby realized the continuous adjustable characteristic of dry-friction damping power the positive pressure between slide plate and Adjusting bolt Adjusting screw C surface.
4. outside thread connecting rod or internal thread connecting rod adopt the spherical hinge type joint bearing, produce three coordinate axis to rotational displacement φ in the electronic equipment motion
1The time, the free angular displacement φ of joint shaft bearing
2All the time greater than φ
1, make product of the present invention not bear torsional moment.
5. adopt circular cone (or cylinder) the helical spring supporting nylon sheath wire and the ball pivot connecting rod of two free heights isometric (or not isometric), its bearing position should make the moving displacement of ball pivot connecting rod and the vertical deviation of bottom vibration isolator be complementary.
When the back side of electronic equipment and assembly wall interplanar distance when surpassing back of the body frame vibration isolator using scope, can adopt connecting rod or connecting base to be lengthened to Len req.
Four, description of drawings
Fig. 1 is the utility model general structure schematic representation; Wherein have: base 1, steel net pad 2, taper spring 3, nylon sheath wire 4, ball pivot connecting rod 5, baffle ring 6, Adjusting bolt Adjusting screw 7, slide plate 8, locking screw B1, butterfly spring B2, self-locking nut B3.
Fig. 2 is the bottom view of the utility model Fig. 1.
Fig. 3 is the right elevation of the utility model Fig. 1.
Fig. 4 is the left view of the utility model Fig. 1.
Five, embodiment
Adjustable Type Net Pad Back Frame Vibration Isolator Of The Rigidity Damping of the present invention (hereinafter to be referred as back of the body frame vibration isolator) by: base 1, steel net pad 2, taper spring 3, nylon sheath wire 4, ball pivot connecting rod 5, baffle ring 6, Adjusting bolt Adjusting screw 7, slide plate 8, locking screw B1, butterfly spring B2, self-locking nut B3 form.This vibration isolator is the center with the locking screw, locking screw is positioned on the medial axis of base, in the centre of locking screw the ball pivot connecting rod is arranged, be respectively equipped with a nylon sheath wire on the both sides of ball pivot connecting rod, the outside at nylon sheath wire is provided with taper spring, the other end of taper spring is provided with baffle ring, Adjusting bolt Adjusting screw is arranged on the two ends of base, be provided with steel net pad in the space between Adjusting bolt Adjusting screw and the baffle ring, butterfly spring lay respectively at the both sides of Adjusting bolt Adjusting screw and baffle ring by steel net pad one side, slide plate is positioned at the outside of Adjusting bolt Adjusting screw, and self-locking nut is connected with the locking screw spiral, and above all parts are locked in the base.The steel wire diameter of steel net pad is 0.02～0.5mm.Hardness should be HRC40～46 behind the Q-tempering, all must not fracture when giving pressure, fine setting and work.
The corner displacement of ball pivot connecting rod is greater than the required angular displacement of vibrating isolation system, and corner displacement is greater than 10 degree, and the rod end connecting thread of its ball pivot connecting rod is external threaded formula or internal thread screw-hole type.
Manufacturing step:
(1) with outside thread or internal thread ball pivot connecting rod 5 and nylon sheath wire 4, each 2 its inner chamber of packing into from seat 1 two ends respectively of taper spring.
(2) with 2 baffle rings 6,2 Stainless Steel Wire gauze pads that give first compression moulding, 2 Adjusting bolt Adjusting screws 7 and 4 butterfly spring B
2Its inner chamber of packing into from base 1 two ends in order.
(3) with butterfly spring B
2, slide plate 8 is inserted in locking screw B in order
1, the other end at base 1 is inserted in slide plate 8 and butterfly spring B equally
2, and use self-locking nut B
3Locking.Promptly constitute whole of the present invention.
Ball pivot connecting rod 5 its rod end screw thread M that are connected with electronic equipment cabinet (case) can adopt outside thread or female thread structure.
With the base that wall is connected is installed on four mounting holes can make the screw mounting type, can earlier base be linked to each other with transition plate during installation, and then transition plate is installed to wall; Also four mounting holes on the base can be made through hole, directly base is screwed on the wall from the front.The F that makes a concerted effort that taper spring, the horizontal rigidity of its horizontal rigidity and gauze pad are formed
BShould be able to make locking screw B
1Return near the initial position.Its vertical stiffness should be 0.05～0.10 times of bottom vibration isolator vertical stiffness, and vertical extreme displacement should be greater than the vertical extreme displacement of bottom vibration isolator.
Butterfly reed B
2, locking screw B
1, self-locking nut B
3Parts, the frictional force F of its adjusting are regulated in the damping of forming
μShould satisfy F
B＞F
μCondition, thus locking screw is resetted.
The ball pivot connecting rod, its corner displacement φ
2Should be greater than the required angular displacement φ of vibrating isolation system
1, generally should satisfy φ
2〉=10 °.Its rod end connecting thread can be external threaded formula or internal thread screw-hole type.
Locking screw B1, its diameter should adapt with ball pivot connecting rod 5 diameter of bores, general optional same diameter value.
Its profile of base can be selected rectangle or semicircle for use; Its mounting type can be selected passing hole type front mounting type or screw-hole type back mounting type for use.The opening groove width of base should be less than ball pivot excircle dimension D, to guarantee locking screw B
1After fractureing, the ball pivot connecting rod still in bearing, prevents that its upper side is in the infinite place state; Its flute length and internal diameter size must guarantee ball strand formula connecting screw rod unrestricted motion within it and rigid collision not take place.
Adjusting bolt Adjusting screw 7, its end face have two apertures that are used to regulate.The size of its surface and 8 frictional force of slide plate has been determined the size of system damping power.
Claims (3)
1, a kind of Adjustable Type Net Pad Back Frame Vibration Isolator Of The Rigidity Damping, by base, the vibration damping part, the connecting rod part is formed, it is characterized in that this vibration isolator is the center with locking screw (B1), locking screw (B1) is positioned on the medial axis of base (1), in the centre of locking screw (B1) ball pivot connecting rod (5) is arranged, be respectively equipped with a nylon sheath wire (4) on the both sides of ball pivot connecting rod (5), be provided with taper spring (3) in the outside of nylon sheath wire (4), the other end of taper spring (3) is provided with baffle ring (6), Adjusting bolt Adjusting screw (7) is arranged on the two ends of base (1), be provided with steel net pad (2) in the space between Adjusting bolt Adjusting screw (7) and the baffle ring (6), butterfly spring (B2) lay respectively at the both sides of Adjusting bolt Adjusting screw (7) and baffle ring (6) by steel net pad (2) one sides, slide plate (8) is positioned at the outside of Adjusting bolt Adjusting screw (7), self-locking nut (B3) is connected with locking screw (B1) spiral, and above all parts are locked in the base (1).
2, Adjustable Type Net Pad Back Frame Vibration Isolator Of The Rigidity Damping according to claim 1, the steel wire diameter that it is characterized in that steel net pad (2) is 0.02～0.5mm.
3, Adjustable Type Net Pad Back Frame Vibration Isolator Of The Rigidity Damping according to claim 1, the corner displacement that it is characterized in that ball pivot connecting rod (5) is greater than the required angular displacement of vibrating isolation system, corner displacement is greater than 10 degree, and the rod end connecting thread of its ball pivot connecting rod (5) is external threaded formula or internal thread screw-hole type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03221151 CN2628802Y (en) | 2003-04-15 | 2003-04-15 | Rigidity damping adjustable net pad back frame isolator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03221151 CN2628802Y (en) | 2003-04-15 | 2003-04-15 | Rigidity damping adjustable net pad back frame isolator |
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| CN2628802Y true CN2628802Y (en) | 2004-07-28 |
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|---|---|---|---|
| CN 03221151 Expired - Lifetime CN2628802Y (en) | 2003-04-15 | 2003-04-15 | Rigidity damping adjustable net pad back frame isolator |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469757B (en) * | 2007-12-25 | 2010-10-06 | 比亚迪股份有限公司 | Buffers |
| CN102003485A (en) * | 2010-12-13 | 2011-04-06 | 南京航空航天大学 | Combination type vibration connecting rod of steel wire net pad |
| CN103807342A (en) * | 2014-02-25 | 2014-05-21 | 南京捷诺环境技术有限公司 | Spherical hinge type back frame vibration isolator with adjustable damping |
| CN104712696A (en) * | 2015-03-31 | 2015-06-17 | 江苏欣捷诺环境工程技术有限公司 | Coulomb damper |
| CN104728324A (en) * | 2015-04-13 | 2015-06-24 | 张云鹏 | Variable damping back vibration isolator with adjustable rigidity |
| CN104989762A (en) * | 2015-07-24 | 2015-10-21 | 苏州市海神达机械科技有限公司 | Damping buffer device |
| CN105805213A (en) * | 2016-05-13 | 2016-07-27 | 武汉中电华瑞科技发展有限公司 | Anti-vibration impact-resistant rear part vibration isolator |
| CN108999907A (en) * | 2018-08-07 | 2018-12-14 | 广东邦达实业有限公司 | A kind of damper |
| CN110357258A (en) * | 2019-08-30 | 2019-10-22 | 邓韶光 | A kind of sewage treatment filler and its mounting device |
| CN111412238A (en) * | 2020-04-26 | 2020-07-14 | 北京强度环境研究所 | Back plate type metal shock absorber |
| CN112855833A (en) * | 2021-01-29 | 2021-05-28 | 无锡市江大隔振器有限公司 | Strong impact resistant back shock absorber |
-
2003
- 2003-04-15 CN CN 03221151 patent/CN2628802Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469757B (en) * | 2007-12-25 | 2010-10-06 | 比亚迪股份有限公司 | Buffers |
| CN102003485A (en) * | 2010-12-13 | 2011-04-06 | 南京航空航天大学 | Combination type vibration connecting rod of steel wire net pad |
| CN103807342A (en) * | 2014-02-25 | 2014-05-21 | 南京捷诺环境技术有限公司 | Spherical hinge type back frame vibration isolator with adjustable damping |
| CN103807342B (en) * | 2014-02-25 | 2015-08-26 | 南京捷诺环境技术有限公司 | A kind of damping adjustable spherical hinge formula backrest vibration isolator |
| CN104712696A (en) * | 2015-03-31 | 2015-06-17 | 江苏欣捷诺环境工程技术有限公司 | Coulomb damper |
| CN104728324B (en) * | 2015-04-13 | 2016-08-17 | 南京捷诺环境技术有限公司 | A kind of stiffness-adjustable mutative damp back vibration isolator |
| CN104728324A (en) * | 2015-04-13 | 2015-06-24 | 张云鹏 | Variable damping back vibration isolator with adjustable rigidity |
| CN104989762A (en) * | 2015-07-24 | 2015-10-21 | 苏州市海神达机械科技有限公司 | Damping buffer device |
| CN105805213A (en) * | 2016-05-13 | 2016-07-27 | 武汉中电华瑞科技发展有限公司 | Anti-vibration impact-resistant rear part vibration isolator |
| CN105805213B (en) * | 2016-05-13 | 2018-11-09 | 武汉中电华瑞科技发展有限公司 | A kind of anti-vibration shock resistance type back vibration isolator |
| CN108999907A (en) * | 2018-08-07 | 2018-12-14 | 广东邦达实业有限公司 | A kind of damper |
| CN110357258A (en) * | 2019-08-30 | 2019-10-22 | 邓韶光 | A kind of sewage treatment filler and its mounting device |
| CN111412238A (en) * | 2020-04-26 | 2020-07-14 | 北京强度环境研究所 | Back plate type metal shock absorber |
| CN112855833A (en) * | 2021-01-29 | 2021-05-28 | 无锡市江大隔振器有限公司 | Strong impact resistant back shock absorber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Jienuo Environment Technology Co., Ltd. Assignor: Ji Xin Contract fulfillment period: 2007.1.5 to 2014.7.28 Contract record no.: 2008320000368 Denomination of utility model: Rigidity damping adjustable net pad back frame isolator Granted publication date: 20040728 License type: Exclusive license Record date: 20080925 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.1.5 TO 2014.7.28 Name of requester: NANJING JIENUO ENVIRONMENT TECHNOLOGY CO., LTD. Effective date: 20080925 |
|
| ASS | Succession or assignment of patent right |
Owner name: NANJING JIENUO ENVIRONMENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JI XIN Effective date: 20100727 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 210007 C011, NO.1, GUANGHUA ROAD, NANJING CITY, JIANGSU PROVINCE TO: 210049BUILDING C, BAIXIA NEW+HIGH INDUSTRIAL PARK, NO.1, GUANGHUA ROAD, BAIXIA DISTRICT, NANJING CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100727 Address after: Guanghua Road, Baixia District Nanjing city Jiangsu province 210049 No. 1 Baixia High-tech Industrial Park building C Patentee after: Nanjing Jienuo Environment Technology Co., Ltd. Address before: 210007 C011, Guanghua Road, Nanjing, Jiangsu 1, China Patentee before: Ji Xin |
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| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130415 Granted publication date: 20040728 |