CN104234608B - Upper open type roller shutter - Google Patents
Upper open type roller shutter Download PDFInfo
- Publication number
- CN104234608B CN104234608B CN201310342886.3A CN201310342886A CN104234608B CN 104234608 B CN104234608 B CN 104234608B CN 201310342886 A CN201310342886 A CN 201310342886A CN 104234608 B CN104234608 B CN 104234608B
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- Prior art keywords
- spool
- movable pulley
- cord
- gear
- rolling curtain
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Abstract
The invention discloses a kind of rolling curtain, cord including spool and on spool, it is characterized in that, spool both ends are provided with movable pulley, pull rope is around movable pulley connection drive mechanism, so as to realize that cord can be opened from top to bottom, size is opened in any regulation, and keeps cord lower end position stable.By the annexation of switching spool and movable pulley, it can also arbitrarily adjust cord and block in the position on window bottom, middle part or top.
Description
Technical field
The invention belongs to a kind of curtain, particularly belongs to a kind of rolling curtain.
Background technology
Rolling curtain is easy to use, elegant in appearance, the extensive use in life staying idle at home and office space.Existing roller shutter type
Curtain is generally that spool is fixedly mounted on into window upper end, rotating scroll, winding or release cord by the way of.It is this
Curtain starts to open at from window bottom first, makes the shading of window top, bottom daylighting, and window bottom, which can not block, during opening regards
Line, referred to as bottom-open type roller shutter.
In real life, the private space such as room, reception room, toilet, classroom and some office spaces are past
It is past to need window lower half to block sight, and utilize first half daylighting.This just needs a kind of upper open type rolling curtain.
Upper open type roller shutter needs to pay close attention to for many inventors.Chinese patent Authorization Notice No. CN258081Y is disclosed
A kind of rolling curtain that can adjust a variety of shielding modes.The patent is pre-adjusted cord by the lower curtain rolling shaft of a suspension
Release length, then by the good cord of the pull rope lift adjustment on upper curtain rolling shaft and lower curtain rolling shaft, so as to adjust cord
The position blocked, can arbitrarily it block in the top of window, bottom or whole.In said structure, change cord length and
Shading position needs to realize by two independent operations, and the release length and lifting cord for adjusting cord can not be entered simultaneously
OK, do not realize from top and be gradually opened the upper open type effect that cord blocks to window, and operating process is comparatively laborious.
The content of the invention
The invention provides a kind of rolling curtain, can not gradually be beaten from window top with solving existing rolling curtain
The problem of opening, while can also arbitrarily adjust cord and block in the top of window, bottom or whole.
The object of the present invention is achieved like this：
A kind of rolling curtain, including spool, cord and lifting control mechanism, described spool both ends are connected with movable pulley
Mechanism, the movable pulley mechanism include movable pulley and the pull rope coordinated with movable pulley, and described pull rope one end is fixed, another
Hold to connect the free end of drive mechanism.The pull rope drives movable pulley and the lifting of spool one, while drives the dynamic cunning
Take turns rotation.
Described rolling curtain, adjust the position of pull rope and movable pulley first when mounted, make to be connected to movable pulley
On spool when being located at peak cord be fully deployed, cord lower end is located at window lower edge, shelters from window completely；When needs are beaten
When opening cord, pull rope is unclamped by drive mechanism, the movable pulley and spool move down under gravity, while institute
Movable pulley rotation under pull rope driving is stated, drives spool to rotate, by cord on spool, so that the curtain type window
Curtain is opened to blocking from top for window.By designing radius or the bindiny mechanism of movable pulley and spool, make the speed of spool decline
Degree and similar rate of the cord on spool, so that it may so that roller shutter lower end is maintained at substantially motionless near window lower edge.
When closing curtain, drive mechanism is pulled back the pull rope, and the movable pulley drives spool under the driving of pull rope
Move up, while drive spool to rotate backward, discharge cord, daylighting part is reduced above spool, and the following cord of spool is protected
Sagging shading is held, realizes cord progressively closing off upward from below.The speed and cord risen due to spool is from spool
The similar rate of release, so roller shutter lower end is maintained at substantially motionless near window lower edge.
In order that the pull rope Impact direction for being located at the movable pulley mechanism at spool both ends is consistent, it is preferred that including fixed pulley,
The free end of the pull rope is connected around fixed pulley with bobbin winoler, and bobbin winoler drives its rotation by actuating unit.By spool two
The pull rope of end movable pulley mechanism connects same drive mechanism by fixed pulley, makes drive mechanism can be with Synchronization Control spool two
The movable pulley at end keeps cord winding smooth-going with identical speed rise and fall.The actuating unit that described driving bobbin winoler rotates,
It is manual runner, or motor.
Preferably, the drive mechanism is by the upper winding shaft being arranged on above spool and the actuating unit group for driving it to rotate
Into.The upper winding shaft is fixed on above window, and one end of the pull rope of spool both ends movable pulley mechanism is separately fixed on window
Square both sides, free end are connected to corresponding position on upper winding shaft, rotate upper winding shaft, the pull rope just correspondence on upper winding shaft
Position is furled or discharged.The actuating unit that described driving upper winding shaft rotates, is manual runner, or motor.
Preferably, described spool one end or both ends are fixedly and coaxially connected with movable pulley.This is the most basic knot of the present invention
Structure.Movable pulley and spool are fixedly and coaxially connected simple in construction, and the lifting and rotation of movable pulley all directly synchronously pass to spool, draw
Dynamic pull rope, it is possible to realize that cord is opened or progressively closing off upward from below to blocking for window from top.Spool
Connection with movable pulley can only have one end to be fixedly and coaxially connected, and the other end is coaxially flexibly connected, coaxially solid in vertical lifting
Surely the movable pulley driving spool rotation of one end is connected, and the other end only drives spool vertical lifting.
In order that cord, in opening and closing, the position of cord lower end keeps being basically unchanged, and remains the latter half of window
Block it is necessary to keep the lifting speed of spool consistent with the folding and unfolding speed of cord.Experiment proves, when the radius and spool of movable pulley
When radius is of substantially equal, the lifting speed of spool and the folding and unfolding speed of cord are also of substantially equal.Preferably, the half of the movable pulley
Footpath is 0.7-1.3 times of spool radius.
In order to improve the range of choice of the spool radius, it is preferred that the movable pulley is connected with spool by transmission mechanism
Connect.The rotating speed of movable pulley is delivered to by spool by transmission mechanism, for the spool radius of different needs, can be passed by adjusting
The folding and unfolding speed of dynamic lifting speed and cord than ensureing spool is essentially identical, ensures that the position of cord lower end is kept substantially not
Become.
In order to realize the controlled delivery of rotating speed between movable pulley and spool, it is preferred that set between the movable pulley and spool
There is clutch.Rotating speed transmission is connected and disconnected between clutch control movable pulley and spool, while dynamic disconnecting
When rotating speed transmits between pulley and spool, locking spool is due to rotation caused by cord gravity.When clutch connects, spool exists
Cord is wound while lifting, keeps the masking of cord the latter half；When clutch disconnects, spool rotation is locked, and will not be led
Cause cord release, the only lifting of follower pulley one.Arrangement above, the present invention is set not only to realize that open type is opened on cord, while
It can realize after cord part opening, move up and down cord using same drive mechanism, shelter from any part of window.
The transmission mechanism and the various structures of clutch being located between movable pulley and spool.
Preferably, the roller tube end is provided with the regulating tank for originating in axle center, extending along radial direction, the movable pulley
Rotating shaft is by regulating tank, and the part stretched into spool is provided with retaining part, and the roller tube end is provided with pin hole, the movable pulley
The upper position corresponding to pin hole on spool is provided with positioning hole, and the latch in pin hole can stretch into movable pulley through spool end face
On positioning hole.In order to keep the positioning hole that latch is stably inserted on movable pulley, it is provided between the bottom surface of pin hole and latch
Spring.When movable pulley rotating shaft is located at the initiating terminal of regulating tank, the latch inserts positioning hole, and rotating speed passes between movable pulley and spool
Pass it is connected, movable pulley drive spool rotate coaxially；When movable pulley rotating shaft is located at the elongated end of regulating tank, the latch exits fixed
Position hole, rotating speed transmission is disconnected between movable pulley and spool, simultaneously because the wheel shaft of movable pulley is in the eccentric position of spool,
Under Action of Gravity Field, spool is unable to rotation, cord will not be caused to discharge, the only lifting of follower pulley one.
Preferably, the transmission mechanism includes tooth rest and the gear train being erected in tooth rest, the gear train bag
Include the driving gear being fixedly and coaxially connected with movable pulley, the driven gear being fixedly and coaxially connected with spool and transmit driving gear
Idler gear of the kinetic energy to driven gear；The tooth rest is provided with the arc adjustment hole coordinated with the wheel shaft of idler gear, and
The first ratchet is fixed with the tooth rest, when the wheel shaft of idler gear is located at arc adjustment hole both ends, idler gear respectively with
Driving gear and the first ratchet engagement.When idler gear engages with driving gear, between movable pulley and spool rotating speed transmission connected
Connect, movable pulley is rotated by gear set drive spool, realizes that the upper open type of cord is opened or closed；Idler gear and the first spine
When tooth engages, rotating speed transmission is disconnected between movable pulley and spool, simultaneously because driven gear connection idler gear and the first spine
Tooth, spool are unable to rotation, cord will not be caused to discharge, the only lifting of follower pulley one.
Preferably, the transmission mechanism includes tooth rest and the gear train being erected in tooth rest, the gear train bag
Include the driving gear being fixedly and coaxially connected with movable pulley and the driven gear being connected with spool coaxially slide；In the tooth rest bottom
It is fixed with the second ratchet of locking driven gear.When driven gear is slided into the driving gear position of engagement, driving gear driving
Driven gear and spool rotate；When driven gear is slided into the second ratchet engagement position, driving gear departs from driven gear,
The rotation of second ratchet locking driven gear and spool simultaneously.
Beneficial effects of the present invention：
The upper open type roller shutter of the present invention, by spool both ends setting movable pulley mechanism, decline so as to realizing spool
Furl cord simultaneously, discharge cord while rising, solving existing rolling curtain can not be gradually opened from window top
The problem of cord.By the design to movable pulley and spool bindiny mechanism, same drive mechanism can also be utilized, any regulation
Cord blocks the position of window, easy to use.
Brief description of the drawings
Fig. 1 is the structural representation of spool one end in the present invention.
Fig. 2 blocks structural representation during window for cord in the present invention completely.
Fig. 3 is structural representation when cord is opened from top in the present invention.
Fig. 4 is the structural representation when cord of embodiment 3 is opened from top.
Fig. 5 is structural representation when rotating speed transmission is connected between movable pulley and spool in embodiment 4.
Fig. 6 is structural representation when rotating speed transmission is disconnected between movable pulley and spool in embodiment 4.
Fig. 7 is structural representation when rotating speed transmission is connected between movable pulley and spool in embodiment 5.
Fig. 8 is the structural representation that the middle gear of corresponding diagram 7 assembles conjunction.
Fig. 9 is structural representation when rotating speed transmission is disconnected between movable pulley and spool in embodiment 5.
Figure 10 is the structural representation that the middle gear of corresponding diagram 9 assembles conjunction.
Figure 11 is structural representation when rotating speed transmission is connected between movable pulley and spool in embodiment 6.
Figure 12 is structural representation when rotating speed transmission is disconnected between movable pulley and spool in embodiment 6.
Embodiment
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, the present embodiment includes cord 2 and spool 1, and cord 2 is connected on spool 1, spool 1
Both ends are connected with movable pulley mechanism, and the movable pulley mechanism includes movable pulley 3 and the pull rope 5 coordinated with movable pulley 3, pull rope
5 one end are fixed, and the other end is the free end being connected around fixed pulley 4 with drive mechanism.In the present embodiment, provided with window 9.
Wherein, drive mechanism by bobbin winoler 6 and drives its actuating unit rotated to form, and actuating unit includes and bobbin winoler
6 gears 8 being coaxially disposed and the pelletron 7 coordinated with gear 8, the free end connection bobbin winoler 6 of pull rope 5.When pulling pelletron
7, pull rope 5 just drives movable pulley 3 and the lifting of spool 1 one, while drives the rotation of movable pulley 3.
In the present embodiment, Fig. 1 show one end of spool 1, and movable pulley 3 is fixedly and coaxially connected with spool 1.Spool 1 it is another
One end, movable pulley are fixedly and coaxially connected with spool 1 or are coaxially flexibly connected.When the other end of spool 1 is coaxially lived with movable pulley
During dynamic connection, the movable pulley 3 that one end is fixedly and coaxially connected in vertical lifting drives the rotation of spool 1, and be coaxially flexibly connected
The other end only drives spool vertical lifting, and movable pulley and spool can be rotated freely.This arrangement avoid spool to occur
Distortion when both ends rotate inconsistent.
In order that the present embodiment position of the lower end of cord 2 in opening and closing keeps being basically unchanged, pull rope 5 is kept to put and receive
Movement velocity and cord volume 2 it is consistent with movement velocity is put.Therefore, the radius of the movable pulley 3 of setting is identical with the radius of spool 1,
The lifting speed of spool 1 is identical with the convoluting speed of spool 1, so as to realize cord 2 in winding and opening procedure, cord 2
The position of lower end keeps being basically unchanged.
As shown in Fig. 2 when spool 1 is located at peak, cord 2 is fully deployed, and blocks window 9 completely；Need to open curtain
During cloth 2, unclamp pull rope 5 by pulling pelletron 7 to drive bobbin winoler 6 to rotate, spool 1 and movable pulley 3 under gravity to
Lower movement, while moving down, pull rope 5 drives the rotation of movable pulley 3, and so as to drive spool 1 to rotate, cord 2 is wound
On spool 1, realize that cord 2 is opened from top to bottom.Due to cord 2, constant speed is wound onto spool 1 during decline
On, make the position of cord lower end keep being basically unchanged.
As shown in figure 3, reversely pulling pelletron 7 to drive bobbin winoler 6 to rotate backward, pull rope 5 of pulling back, movable pulley 3 is being drawn
Under the driving of rope 5, spool 1 is driven to move up, while movable pulley 3 drives spool 1 to rotate backward by reverse rotation, so as to release
Put cord 2, the top daylighting part of spool 1 is reduced, and spool cord below 1 keeps sagging shading, realize cord from below to
Top progressively closes off.Due to cord 2, constant speed discharges on spool 1 during rising, makes the position of cord lower end
Holding is basically unchanged.
Embodiment 2
The present embodiment compared with Example 1, in addition to pull rope 5 with the structure difference of movable pulley 3, remaining structure all with
Embodiment 1 is identical.
In the present embodiment, pull rope uses pelletron, and movable pulley uses the gear being meshed with pelletron, so as to avoid
Slip between pull rope and movable pulley, make the opening and closing of cord more accurate.
Embodiment 3
The present embodiment compared with Example 1, in addition to the structure difference of drive mechanism, remaining structure all with embodiment 1
It is identical.
As shown in figure 4,.In the present embodiment, drive mechanism by the upper winding shaft 10 that is arranged on above spool and drives its turn
Dynamic actuating unit composition.The upper winding shaft 10 is fixedly mounted on above window, the pull rope 5 of the both ends movable pulley mechanism of spool 1
Fixing end be respectively and fixedly installed to both sides above window, corresponding to the free end of pull rope 5 is connected on upper winding shaft 10
Position, upper winding shaft 10 is rotated, just the correspondence position on upper winding shaft is furled or discharged pull rope 5.Rolled up in described driving
The actuating unit that axle rotates, is manual runner, or motor.
Embodiment 4
Compared with Example 1, in addition to the connected mode difference of movable pulley 3 and spool 1, remaining structure is all for the present embodiment
It is same as Example 1.
As shown in Figure 5 and Figure 6, the end of spool 1 is provided with the regulating tank 11 for originating in axle center, extending along radial direction, moves and slides
The rotating shaft of wheel 3 passes through regulating tank 11, and the part stretched into spool 1 is provided with retaining part 12, and the end of spool 1 is provided with pin hole 14,
The position for corresponding to pin hole 14 on spool 1 on the movable pulley 3 is provided with positioning hole 13, and the latch 15 in pin hole can pass through
The positioning hole that the end face of spool 1 is stretched on movable pulley 3, spring 16 is provided between the bottom surface of pin hole 14 and latch 15.Fig. 5 shows dynamic
When pulley rotating shaft is located at the initiating terminal of regulating tank 11, latch 15 inserts positioning hole 13, the pushing tow latch 15 of spring 16, makes latch 15 steady
Lock determines movable pulley 3 and spool 1, between movable pulley 3 and spool 1 rotating speed transmission be connected, movable pulley 3 drive spool 1 coaxially turn
It is dynamic；Fig. 6 shows the rotating shaft of movable pulley 3 when be located at the elongated end of regulating tank 11, and the latch 15 exits positioning hole 13, movable pulley 3 and
Rotating speed transmission is disconnected between spool 1, simultaneously because the wheel shaft of movable pulley is in the eccentric position of spool, under gravity,
Spool 1 is unable to rotation, cord will not be caused to discharge, the only lifting of follower pulley one.So as to realize after cord part opening, profit
Cord is moved up and down with same drive mechanism, shelters from any part of window.
Embodiment 5
Compared with Example 1, in addition to the connected mode difference of movable pulley 3 and spool 1, remaining structure is all for the present embodiment
It is same as Example 1.
As shown in Fig. 7, Fig. 8, Fig. 9 and Figure 10, transmission mechanism is provided between movable pulley 3 and spool 1, the transmission mechanism includes
Tooth rest 21 and the gear train being erected in tooth rest 21, the gear train include the active being fixedly and coaxially connected with movable pulley 3
Gear 22, the driven gear 23 being fixedly and coaxially connected with spool 1 and the transmission kinetic energy of driving gear 22 are into driven gear 23
Between gear 24；Tooth rest 21 is provided with the arc adjustment hole 26 coordinated with the wheel shaft of idler gear 24, the wheel shaft of idler gear 24
One end is provided with adjusting knob 27, and the first ratchet 25 being engaged with driven gear 23 is fixed with tooth rest.
Fig. 7 and Fig. 8 shows that idler gear 24 connects driving gear 22 and driven gear 23, turns between movable pulley 3 and spool 1
Speed, which is transmitted, to be connected, and movable pulley 3 drives spool 1 to rotate vertical lifting simultaneously, and open type is opened or closed on cord.
Fig. 9 and Figure 10 show that idler gear 24 connects driven gear 23, while are engaged with the first ratchet 25, movable pulley 3 with
Rotating speed transmission is disconnected between spool 1, and movable pulley 3 can not drive spool 1 to rotate, but can drive the vertical lifting of spool 1.By
The ratchet 25 of idler gear 24 and first is connected in driven gear 23, spool 1 is locked out rotation, will not cause cord because of gravity
Release, the only lifting of follower pulley 3 one.So as to move up and down cord, any part of window is sheltered from.
Embodiment 6
Compared with Example 1, in addition to the connected mode difference of movable pulley 3 and spool 1, remaining structure is all for the present embodiment
It is same as Example 1.
As is illustrated by figs. 11 and 12, transmission mechanism is provided between movable pulley 3 and spool 1, the transmission mechanism includes tooth rest
21 and the gear train that is erected in tooth rest 21, the gear train include the driving gear 22 being fixedly and coaxially connected with movable pulley 3,
The driven gear 23 being connected with the coaxially slide of spool 1, the second spine being engaged with driven gear 23 being fixed on tooth rest 21
Tooth 28.As shown in figure 11, driven gear 23 slides into the position engaged with driving gear 22, rotating speed between movable pulley 3 and spool 1
Transmit and be connected, movable pulley 3 drives spool 1 to lift rotation simultaneously, and open type is opened or closed on cord.As shown in figure 12, from
Moving gear 23 slides into the position engaged with the second ratchet 28, departs from driving gear 22, and rotating speed passes between movable pulley 3 and spool 1
Pass and be disconnected, spool 1 is locked out rotation, will not cause cord because gravity discharges, the only lifting of follower pulley 3 one.So as to
Cord can be moved up and down, shelters from any part of window.
Claims (10)
1. a kind of rolling curtain, including spool, cord and lifting control mechanism, it is characterized in that, the connection of described spool both ends
There is movable pulley mechanism, the movable pulley mechanism includes movable pulley and the pull rope coordinated with movable pulley, described pull rope one end
Fixed, to connect the free end of drive mechanism, the pull rope drives movable pulley and the lifting of spool one, driven simultaneously the other end
The movable pulley rotation, the spool are located at the top of cord, and in winding or opening, the position of lower end is kept substantially not cord
Become.
2. rolling curtain as claimed in claim 1, it is characterised in that including fixed pulley, the free end of the pull rope bypasses
Fixed pulley is connected with bobbin winoler, and the bobbin winoler drives its rotation by actuating unit.
3. rolling curtain as claimed in claim 1, it is characterised in that the drive mechanism is by the upper volume that is arranged on above spool
Axle and the actuating unit composition for driving it to rotate.
4. rolling curtain as claimed in claim 1, it is characterised in that described spool one end or both ends are coaxially solid with movable pulley
Fixed connection.
5. rolling curtain as claimed in claim 4, it is characterised in that the radius of the movable pulley is the 0.7- of spool radius
1.3 again.
6. rolling curtain as claimed in claim 1, it is characterised in that described spool one end or both ends pass through biography with movable pulley
Motivation structure is connected.
7. rolling curtain as claimed in claim 6, it is characterised in that clutch is provided between the movable pulley and spool.
8. rolling curtain as claimed in claim 7, it is characterised in that the roller tube end, which is provided with, originates in axle center, along radius
The regulating tank of direction extension, the rotating shaft of the movable pulley is by regulating tank, and the part stretched into spool is provided with retaining part, described
Roller tube end is provided with pin hole, and the position that pin hole on spool is corresponded on the movable pulley is provided with positioning hole, in pin hole
Latch can pass through the positioning hole that spool end face is stretched on movable pulley, and spring is provided between the bottom surface of pin hole and latch.
9. rolling curtain as claimed in claim 7, it is characterised in that the transmission mechanism includes tooth rest and is erected at tooth
Gear train in wheel carrier, the gear train include the driving gear being fixedly and coaxially connected with movable pulley and spool coaxially fixed company
Idler gear of the driven gear and transmission driving gear kinetic energy connect to driven gear；The tooth rest is provided with and center tooth
The arc adjustment hole that the wheel shaft of wheel coordinates, and the first ratchet is fixed with the tooth rest, the wheel shaft of idler gear is located at arc
During adjustment hole both ends, idler gear respectively with driving gear and the first ratchet engagement.
10. rolling curtain as claimed in claim 7, it is characterised in that the transmission mechanism includes tooth rest and is erected at
Gear train in tooth rest, the gear train include the driving gear that is fixedly and coaxially connected with movable pulley and with spool coaxially slide
The driven gear of connection；The second ratchet of locking driven gear is fixed with the tooth rest bottom.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310342886.3A CN104234608B (en) | 2013-06-13 | 2013-08-08 | Upper open type roller shutter |
| PCT/CN2014/080036 WO2015018234A1 (en) | 2013-08-08 | 2014-06-17 | Top-open roller blind |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310232076 | 2013-06-13 | ||
| CN2013102320762 | 2013-06-13 | ||
| CN201310232076.2 | 2013-06-13 | ||
| CN201310342886.3A CN104234608B (en) | 2013-06-13 | 2013-08-08 | Upper open type roller shutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104234608A CN104234608A (en) | 2014-12-24 |
| CN104234608B true CN104234608B (en) | 2018-01-16 |
Family
ID=52223417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310342886.3A Active CN104234608B (en) | 2013-06-13 | 2013-08-08 | Upper open type roller shutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104234608B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790861B (en) * | 2015-04-23 | 2016-06-08 | 李七妹 | A kind of curtain |
| CN106193975B (en) * | 2015-05-10 | 2019-04-30 | 张集文 | A kind of roller shutter |
| CN108248356A (en) * | 2017-12-29 | 2018-07-06 | 於林峰 | A kind of automobile tire radical occlusion device |
| CN108533162B (en) * | 2018-05-24 | 2020-02-21 | 张集文 | Up-down freely opening and closing roller shutter |
| CN109629966A (en) * | 2019-03-04 | 2019-04-16 | 李玉金 | A kind of interior integrated window of promotion inward opening |
| CN114150798A (en) * | 2021-12-16 | 2022-03-08 | 陈琦 | Assembled curtain wall board |
-
2013
- 2013-08-08 CN CN201310342886.3A patent/CN104234608B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104234608A (en) | 2014-12-24 |
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Effective date of registration: 20220310 Address after: 473499 50m east of the intersection of Xingtang Street Industrial Road and tangfei Road, Tanghe County, Nanyang City, Henan Province Patentee after: Nanyang Kunyuan Intelligent Technology Co.,Ltd. Address before: 430064 grain production Institute of Hubei Academy of Agricultural Sciences, Shizishan street, Hongshan District, Wuhan City, Hubei Province Patentee before: Zhang Jiwen |
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