CN200946377Y - Interlinking type step lifting platform - Google Patents
Interlinking type step lifting platform Download PDFInfo
- Publication number
- CN200946377Y CN200946377Y CN 200620139019 CN200620139019U CN200946377Y CN 200946377 Y CN200946377 Y CN 200946377Y CN 200620139019 CN200620139019 CN 200620139019 CN 200620139019 U CN200620139019 U CN 200620139019U CN 200946377 Y CN200946377 Y CN 200946377Y
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- lifting
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- fixed
- gear
- bracing frame
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Abstract
The utility model discloses a lifting platform, in particular to an interlinking type step lifting platform which comprises a lifting device, a supporting shelf and two or more lifting platforms and is characterized in that the supporting shelf comprises a first supporting frame and a second supporting frame, one of the lifting platforms is an active lifting platform, the other lifting platforms are passive lifting platforms, the a lifting device is arranged at the lower part of the active lifting platform on the first supporting frame, one end of a link lever of a slipway is in movable connection with the active lifting platform, the other end is in movable connection with the second supporting frame and the plumb of the passive lifting platform is arranged on the link lever of the slipway. The interlinking type step lifting platform of the utility model is simple in structure, stable in operation, wide in serviceable range, low in production cost and low in noise.
Description
Technical field
The utility model relates to a kind of elevating stage, particularly relates to a kind of Coordinated Ladder Lifting Platform.
Background technology
In theatrical stage equipment, frequent downstage end together can be for the ladder elevating stage of performance to being provided with between the auditorium, form the height vertical platform concordant together during use with the stage face, form the preceding expansion of stage, then can form multistage step when not using, be connected mutually with the auditorium, both sides,, seat also can be installed use as the auditorium as the usefulness of For Spectators.This species stage elevating stage is that stage is divided into some stage bodies at present, and each stage body below is provided with a cover power drive assembling, adopts many cover power-driven mechanisms to drive a plurality of stage body liftings like this, forms stage expansion table top or forms the staged step.Such staged elevating stage complex structure, the shoulder height difference is inhomogeneous and running noises is big in the lifting process, uses inconvenient, with high costs.Patent Office of the People's Republic of China (PRC) is called elevator stage and control system thereof in the name of disclosed CN1040327A on March 14 nineteen ninety, on the support below the disclosed technical scheme of this piece file is whole elevator stage a plurality of lifting gears are set, these lifting gears are controlled by microcomputer control system.Such elevating stage is to carry out lifting at whole stage table top, and owing to be provided with many cover lifting gears, cost is higher, noise is high, wayward.And Patent Office of the People's Republic of China (PRC) on August 30th, 2000 disclosed CN2393952Y name be called three-dimensional hydraulic rotating elevator stage, it discloses the woodwing that rotation and lifting is set in the middle of the wonderful stage.But because lifting and rotating mechanism more complicated that woodwing is provided with down, use is inconvenient, cost is high.
The utility model content
Technical problem to be solved in the utility model is to solve above-mentioned the deficiencies in the prior art, and a kind of simple in structure, noise is little, linkage good, cost is low Coordinated Ladder Lifting Platform is provided.
Coordinated Ladder Lifting Platform of the present utility model, comprise a lifting gear, bracing frame and at least two lifting stage bodies, it is characterized in that, support frame as described above has first bracing frame and second bracing frame, described lifting stage body is set to initiatively lifting stage body and at least one driven lifting stage body, the described active lifting stage body bottom that is positioned on described first bracing frame is provided with described lifting gear, one slideway connecting rod, one end and described active lifting stage body flexibly connect, the other end and described second bracing frame flexibly connect, and described driven lifting stage body vertical is placed on the described slideway connecting rod.
The utility model also has following additional technical characterictic:
Described driven lifting stage body below is provided with fixed bar and holds up vertical device, the described piston shoes of holding up the device that hangs down to comprise the guide rail that vertical is fixing and being socketed on the described guide rail and sliding along described guide rail, and described piston shoes and described fixed bar are fixed.
Described piston shoes comprise sliding sleeve and are fixed on the boots cover of described sliding sleeve outside that described boots cover is fixed with described fixed bar.
Described guide rail is fixed on the foundation pit side-wall or is fixed on the brace summer, and described brace summer is between described first bracing frame and second bracing frame.
Described fixed bar end is provided with roller, and described slideway connecting rod is provided with slideway, and described roller is positioned at described slideway.
One end of described slideway connecting rod and described active lifting stage body are hinged.
Further preferably scheme is, described slideway connecting rod and link position place, described second bracing frame upper end are provided with pulley, and described pulley is positioned at the chute that is arranged on described second support body.
Described drive unit is a gear rack actuating device, described rack-and-pinion device comprises reducing motor, gear and tooth bar, described gear is fixed on the described reducing motor turning cylinder, described gear and the engagement of described tooth bar, the fixed bar of described tooth bar and the setting of described active lifting stage body soffit is fixed.
Coordinated Ladder Lifting Platform of the present utility model has the following advantages with respect to prior art:
1. the lifting stage body is provided with lifting gear owing to have only initiatively, makes that the integral elevating platform is simple in structure, saves cost, reduces noise.
2. be placed on the described slideway connecting rod owing to driven lifting stage body vertical, and slideway connecting rod one end and initiatively lifting stage body flexible connection, so driving an end of slideway connecting rod when initiatively the lifting stage body rises or descends rises or descends, and then drive driven lifting stage body and rise or descend, make driven lifting stage body rise or descend operate steadily, the height even variation of lifting, linkage be good.
3. hold up vertical device because driven lifting stage body below is provided with, and hold up the device that hangs down to guarantee that driven lifting stage body keeps vertical lift, and then guarantee that the table top of driven lifting stage body can not lean forward or swing back.
Description of drawings
Fig. 1 the utility model Coordinated Ladder Lifting Platform forms expansion stage schematic diagram
Fig. 2 the utility model Coordinated Ladder Lifting Platform forms ladder lifting step schematic diagram
Another embodiment front view of Fig. 3 the utility model Coordinated Ladder Lifting Platform
Another embodiment vertical view of Fig. 4 the utility model Coordinated Ladder Lifting Platform
A portion partial enlarged drawing among Fig. 5 the utility model Fig. 4
The figure number explanation
11 ... first bracing frame 12 ... second bracing frame 21 ... active lifting stage body
22 ... driven lifting stage body 221 ... fixed bar 222 ... roller
31 ... sliding sleeve 32 ... guide rail 33 ... brace summer
34 ... piston shoes 341 ... boots cover 4 ... lifting gear
5 ... slideway connecting rod 6 ... foundation pit side-wall
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail:
Coordinated Ladder Lifting Platform of the present utility model, please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, comprise a lifting gear 4, bracing frame and at least two lifting stage bodies, bracing frame has first bracing frame 11 and second bracing frame 12, the lifting stage body is set to initiatively lifting stage body 21 and at least one driven lifting stage body 22, active lifting stage body 21 bottoms that are positioned on first bracing frame 11 are provided with lifting gear 4, described driven lifting stage body 22 verticals are placed on the described slideway connecting rod 5, slideway connecting rod 5 one ends and initiatively lifting stage body 21 flexible connections, the other end is movably connected on second bracing frame 12.Driven lifting stage body 22 is at least one, can be two, three, four or more, and the number of driven lifting stage body 22 depends on the area size of stage expansion table top.Initiatively lifting stage body 21 bottoms are provided with lifting gear 4, and lifting gear 4 is used for lifting or reduce initiatively lifting stage body 21.Driven lifting stage body 22 verticals are placed on the slideway connecting rod 5.The two ends of slideway connecting rod 5 are movably connected in respectively on the active lifting stage body 21 and second bracing frame 12, like this, lifting gear 4 operations are risen or decline active lifting stage body 21, initiatively 21 drives of lifting stage body are risen or are descended with slideway connecting rod 5 one ends of its flexible connection, and then the driven lifting stage body 22 that drive is connected with slideway connecting rod 5 rises or descends, because the other end of slideway connecting rod 5 is movably connected on second bracing frame 12, be slideway connecting rod 5 one end liftables, the other end can not move in vertical direction.The rising of each driven lifting stage body 22 or the height of decline are different, and adjustable height is evenly to successively decrease from active lifting stage body 21 to second bracing frames 12 directions, so just can finish stage table top that forms expansion and the conversion that forms the staged step.The height of first bracing frame 11 and second bracing frame 12 can be identical, also can be different.When first bracing frame 11 was highly identical with second bracing frame 12, initiatively lifting stage body 21 was positioned at first bracing frame, 11 body vertical centre positions, and slideway connecting rod 5 one ends are positioned on second bracing frame 12; Or initiatively lifting stage body 21 is positioned at first bracing frame, 11 upper ends, and the other end of slideway connecting rod 5 is positioned at second bracing frame, 12 vertical centre positions; It also can be the upper end that the active lifting stage body 21 and slideway connecting rod 5 other ends lay respectively at first bracing frame 11 and second bracing frame 12.So long as can make initiatively the lifting stage body 21 both can be parallel, also can form the stairstepping steps after the lifting and opposite transition can or take place get final product with driven lifting stage body 22 with driven lifting stage body 22.Promptly so long as before and after the lifting, a kind of state is initiatively lifting stage body 21 and driven lifting stage body 22 parallel formation stages expansion table tops, and another kind of state is that initiatively lifting stage body 21 gets final product with driven lifting stage body 22 formation stairstepping steps.During use, lifting gear 4 raises or reduces initiatively lifting stage body 21, drive slideway connecting rod 5 and an initiatively end that the is connected rising of lifting stage body 21, because the other end of slideway connecting rod 5 can only move in the horizontal direction, therefore drive not contour rising of each driven lifting stage body 22 or decline, finish by stage expansion table top to conversion of staged lifting step or opposite conversion.When presenting stage expansion table top, enlarge the area of stage, be fit to the needs of large evening party or singing party; When presenting the staged step, seat can be set, increase rush seat, or form spectators' passage of walking.Such interlinking lifting platform, simple in structure, cost is low, linkage good, applicability is strong, rise and fall relative altitude even variation, operate steadily, noise is low.
Coordinated Ladder Lifting Platform of the present utility model, please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, driven lifting stage body 22 belows are provided with fixed bar 221 and hold up vertical device, as shown in Figure 4 and Figure 5 to hold up the device that hangs down can be that vertical is fixed on the foundation pit side-wall 6, foundation ditch is exactly the tunnel that the interlinking lifting platform is placed in the stage below; With reference to figure 1 and Fig. 2, holding up vertical this also can be that vertical is fixed on the brace summer 33, and the two ends of brace summer 33 are separately fixed on first bracing frame 11 and second bracing frame 12.The effect of holding up the device that hangs down is to guarantee that driven lifting stage body 22 verticals are placed on the slideway connecting rod 5, limit driven lifting stage body 22 and can only do the vertical lifting, can not tilt, the table top that limits driven lifting stage body 22 can not turn forward in motion process or to layback, and then the situation of avoiding occurring expanding the stage injustice occurs.Holding up the structure of the device that hangs down, please refer to Fig. 3, Fig. 4 and Fig. 5, can be guide rail 32 and the piston shoes 34 that comprise that vertical is fixing.Guide rail 32 is fixed on foundation pit side-wall or the brace summer 33, and preferably guide rail 32 is fixed on the foundation pit side-wall, because fixing so relatively more firm.Piston shoes 34 are socketed on the guide rail 32 and can slide along guide rail 32.Piston shoes 34 are fixed together with the fixed bar 221 that is arranged on driven lifting stage body 22 belows simultaneously.Driving driven lifting stage body 22 when so initiatively lifting stage body 21 rises rises, fixed bar 221 is also along with rising, and then drive piston shoes 34 along guide rail 32 slips, because it is fixing that guide rail 32 is verticals, therefore, it also can only be to slide along vertical that piston shoes 34 slide on guide rail 32, and then can only can not leaned forward or swing back along the vertical lifting by the driven lifting stage body 22 of fixed bar 221 effects.And further preferred version is, as shown in Figure 5, piston shoes 34 wherein comprise sliding sleeve 31 and are fixed on the boots cover 341 of sliding sleeve 31 outsides, and sliding sleeve 31 is arranged on the outside of guide rail 32 and can moves along vertical along guide rail 32, and the boots cover 341 that is set in sliding sleeve 31 outsides is fixed together with fixed bar 221.In addition, so long as being fixed on the driven lifting stage body 22, piston shoes 34 get final product, not must be fixing with fixed bar 221, also can fix by devices such as other channel-section steels are set, so long as piston shoes 34 are fixed on the driven lifting stage body 22, make piston shoes 34 when guide rail 32 verticals move, proofread and correct driven lifting stage body 22 also the vertical lifting just can.
In addition, please refer to Fig. 1 and Fig. 2, the concrete structure of holding up the device that hangs down can also be to comprise guide rail 32 and the column sliding sleeve 31 that is fixed on the guide rail 32.Driven lifting stage body 22 soffits are provided with fixed bar 221, the number of fixed bar 221 can be one, also can be for a plurality of, be preferably two, because one might have driven lifting stage body 22 jiggly situations, the good stability of a plurality of driven lifting stage body 22 table tops is set, but cost can rise, take all factors into consideration, it is reasonable that two fixed bars 221 are set.Fixed bar 221 numbers of driven lifting stage body 22 soffit settings are corresponding with the number of slideway connecting rod 5, guarantee that table top operates steadily.Driven lifting stage body 22 belows to hold up the device that hangs down also be identical with fixed bar 221 numbers.Each fixed bar 221 below all is provided with roller 222, roller 222 can rotation below fixed bar 221, be that roller 222 is to flexibly connect below fixed bar 221, connected mode can be that fixed bar 221 is provided with axle, roller 222 is enclosed within axle and goes up rotation, can also be other movable connection methods, just can so long as roller 222 is rolled below fixed bar 221.Roller 222 can vertically roll along sliding sleeve 31 inwalls in sliding sleeve 31 inside.Have the hole with corresponding position, sliding sleeve 31 position on slideway connecting rod 5, the size in hole is greater than the size of sliding sleeve 31, makes that sliding sleeve 31 can pass slideway connecting rod 5 by the hole in slideway connecting rod 5 lifting process.Hold up the guide rail 32 of the device that hangs down to be fixed on the brace summer 33 that is provided with between two bracing frames, and then the whole device vertical that hangs down of holding up is fixed.During use, lifting gear 4 liftings are lifting stage body 21 initiatively, when driving rising of slideway connecting rod 5 one ends or decline, little displacement took place in horizontal direction when the driven lifting stage body 22 that flexibly connects with slideway connecting rod 5 rose or descends, yet the fixed bar 221 of driven lifting stage body 22 and roller 222 move up and down along sliding sleeve 31 inwalls, because sliding sleeve 31 is that indirect securement is on brace summer 33, and driven lifting stage body 22 flexibly connects with slideway connecting rod 5, at roller 222 when sliding sleeve 31 inwalls slide, because horizontal direction has the inhibition of sliding sleeve 31 in slideway connecting rod 5, assurance roller 222 horizontal directions are rolled, but not occurred level displacement, just slideway connecting rod 5 levels are moved, and the fixed bar 221 of driven lifting stage body 22 and roller 222 can only be along vertical oscilaltion translation not and in the horizontal direction and then make the phenomenon of elevating stage bench over or layback.Preferably the height of sliding sleeve 31 can guarantee like this that greater than the maximum adjustable height of driven lifting stage body 22 roller 222 rolls always in sliding sleeve 31.Slideway connecting rod 5 is provided with slideway, roller 222 is positioned at slideway, and can endwisely slip along slideway, so just slideway connecting rod 5 and driven lifting stage body 22 are flexibly connected, simultaneously, because roller 222 has sliding sleeve 31 to limit its along continuous straight runs and moves, so when slideway connecting rod 5 one ends rise or descend, drive driven lifting stage body 22 and rise or descend, roller 222 rolls along sliding sleeve 31 inwalls, on slideway connecting rod 5 horizontal directions displacement is arranged simultaneously, and driven lifting stage body 22 is just along the vertical lifting.
Radially an end is with initiatively lifting stage body 21 is hinged for Coordinated Ladder Lifting Platform of the present utility model, slideway connecting rod 5, and the other end is provided with pulley, is provided with chute on second bracing frame 12, and pulley can slide in chute.When being articulated in the slideway connecting rod 5 one end liftings of active lifting stage body 21, slideway connecting rod 5 not only has the displacement of vertical direction, also has the displacement of horizontal direction, and the pulley that the displacement of horizontal direction drives slideway connecting rod 5 ends slides at chute.When above-mentioned roller 222 moves at slideway connecting rod 5 occurred levels, effect bottom roller 222 level in slideway connecting rod 5 at sliding sleeve 31 is rolled in the opposite direction, the sliding friction that i.e. rolling friction of rolling in slideway connecting rod 5 with roller 222 replaces fixed bar 221 ends to slide in slideway connecting rod 5, more laborsaving.。
Coordinated Ladder Lifting Platform of the present utility model, above-mentioned drive unit is a gear rack actuating device, the rack-and-pinion device comprises reducing motor, gear and tooth bar, gear is to be fixed on the turning cylinder of reducing motor, wheel and rack is meshing with each other, and tooth bar is fixed together with the stationary links that active lifting stage body 21 stage body soffits stretch out.Reducing motor drives the turning cylinder rotation, turning cylinder drives socket gear rotation fixed thereon, and then the tooth bar of drive and gears engaged rises in vertical direction or descends, because initiatively the stationary links of lifting stage body 21 soffit settings is fixed, and then initiatively 21 risings of lifting stage body or decline of drive, drive driven lifting stage body 22 risings simultaneously or descend the conversion between realization formation expansion stage table top and the formation staged step.Drive unit also can be the worm and gear drive unit, the worm and gear drive unit comprises motor, shaft joint, reducer, worm screw, worm gear and lifting screw, motor is connected with worm screw with reducer by shaft joint, worm and wheel engagement, the ring gear engagement of lifting screw and worm gear.During use, motor passes through shaft joint, reducer and the rotation of worm screw drive turbine, and then drive is fixed on the initiatively lifting screw lifting of lifting stage body 21 belows, the conversion between realization formation expansion stage table top and the formation staged step.
Claims (10)
1. Coordinated Ladder Lifting Platform, comprise a lifting gear, bracing frame and at least two lifting stage bodies, it is characterized in that, support frame as described above has first bracing frame and second bracing frame, described lifting stage body is set to initiatively lifting stage body and at least one driven lifting stage body, the described active lifting stage body bottom that is positioned on described first bracing frame is provided with described lifting gear, one slideway connecting rod, one end and described active lifting stage body flexibly connect, the other end and described second bracing frame flexibly connect, and described driven lifting stage body vertical is placed on the described slideway connecting rod.
2. Coordinated Ladder Lifting Platform according to claim 1, it is characterized in that: described driven lifting stage body below is provided with fixed bar and holds up vertical device, the described piston shoes of holding up the device that hangs down to comprise the guide rail that vertical is fixing and being socketed on the described guide rail and sliding along described guide rail, described piston shoes and described fixed bar are fixed.
3. Coordinated Ladder Lifting Platform according to claim 2 is characterized in that: described piston shoes comprise sliding sleeve and are fixed on the boots cover of described sliding sleeve outside that described boots cover is fixed with described fixed bar.
4. Coordinated Ladder Lifting Platform according to claim 2 is characterized in that: described guide rail is fixed on the foundation pit side-wall or is fixed on the brace summer, and described brace summer is between described first bracing frame and second bracing frame.
5. according to the arbitrary described Coordinated Ladder Lifting Platform of claim 2 to 4, it is characterized in that: described fixed bar end is provided with roller, and described slideway connecting rod is provided with slideway, and described roller is positioned at described slideway.
6. according to the arbitrary described Coordinated Ladder Lifting Platform of claim 1 to 4, it is characterized in that: an end of described slideway connecting rod and described active lifting stage body are hinged.
7. according to the arbitrary described Coordinated Ladder Lifting Platform of claim 1 to 4, it is characterized in that: described slideway connecting rod and link position place, described second bracing frame upper end are provided with pulley, and described pulley is positioned at the chute that is arranged on described second support body.
8. Coordinated Ladder Lifting Platform according to claim 5 is characterized in that: link position place, described slideway connecting rod and described second bracing frame upper end is provided with pulley, and described pulley is arranged in the chute on described second support body.
9. according to the arbitrary described Coordinated Ladder Lifting Platform of claim 2 to 4, it is characterized in that: described drive unit is a gear rack actuating device, described rack-and-pinion device comprises reducing motor, gear and tooth bar, described gear is fixed on the turning cylinder of described reducing motor, described gear and the engagement of described tooth bar, the fixed bar of described tooth bar and the setting of described active lifting stage body soffit is fixed.
10. according to the arbitrary described Coordinated Ladder Lifting Platform of claim 2 to 4, it is characterized in that: described drive unit is the worm and gear drive unit, described worm and gear drive unit comprises motor, shaft joint, reducer, worm screw, worm gear and lifting screw, described motor is connected with worm screw with reducer by shaft joint, worm screw and the engagement of described worm gear, the ring gear engagement of described lifting screw and described worm gear, described lifting screw and described fixed bar are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620139019 CN200946377Y (en) | 2006-08-31 | 2006-08-31 | Interlinking type step lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620139019 CN200946377Y (en) | 2006-08-31 | 2006-08-31 | Interlinking type step lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200946377Y true CN200946377Y (en) | 2007-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620139019 Expired - Fee Related CN200946377Y (en) | 2006-08-31 | 2006-08-31 | Interlinking type step lifting platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200946377Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101428183B (en) * | 2008-12-04 | 2011-08-24 | 杭州佳合舞台设备有限公司 | Magic case for performance |
| CN102535895A (en) * | 2012-01-20 | 2012-07-04 | 万达商业规划研究院有限公司 | Composite lifting stage |
| CN103225428A (en) * | 2013-04-24 | 2013-07-31 | 浙江大丰实业有限公司 | Stage and stand related security surveillance system |
| CN103225429A (en) * | 2013-04-25 | 2013-07-31 | 浙江大丰实业有限公司 | Stage and stand related security surveillance system |
| CN103225430A (en) * | 2013-04-25 | 2013-07-31 | 浙江大丰实业有限公司 | Stage and stand related security surveillance system |
| CN107429518A (en) * | 2015-03-10 | 2017-12-01 | 瓦莱里奥·马里亚·费拉里 | Theater house |
| CN109335924A (en) * | 2018-11-06 | 2019-02-15 | 安阳工学院 | A kind of height-adjustable electric ladder and its control method |
| CN111185611A (en) * | 2020-01-13 | 2020-05-22 | 北京发那科机电有限公司 | Jack catch and chuck clamp |
-
2006
- 2006-08-31 CN CN 200620139019 patent/CN200946377Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101428183B (en) * | 2008-12-04 | 2011-08-24 | 杭州佳合舞台设备有限公司 | Magic case for performance |
| CN102535895A (en) * | 2012-01-20 | 2012-07-04 | 万达商业规划研究院有限公司 | Composite lifting stage |
| CN102535895B (en) * | 2012-01-20 | 2014-06-18 | 大连万达集团股份有限公司 | Composite lifting stage |
| CN103225428A (en) * | 2013-04-24 | 2013-07-31 | 浙江大丰实业有限公司 | Stage and stand related security surveillance system |
| CN103225429A (en) * | 2013-04-25 | 2013-07-31 | 浙江大丰实业有限公司 | Stage and stand related security surveillance system |
| CN103225430A (en) * | 2013-04-25 | 2013-07-31 | 浙江大丰实业有限公司 | Stage and stand related security surveillance system |
| CN103225429B (en) * | 2013-04-25 | 2015-10-28 | 浙江大丰实业股份有限公司 | Stage and grandstand association safety defense monitoring system |
| CN103225430B (en) * | 2013-04-25 | 2015-11-25 | 浙江大丰实业股份有限公司 | Stage and grandstand association safety defense monitoring system |
| CN107429518A (en) * | 2015-03-10 | 2017-12-01 | 瓦莱里奥·马里亚·费拉里 | Theater house |
| CN109335924A (en) * | 2018-11-06 | 2019-02-15 | 安阳工学院 | A kind of height-adjustable electric ladder and its control method |
| CN111185611A (en) * | 2020-01-13 | 2020-05-22 | 北京发那科机电有限公司 | Jack catch and chuck clamp |
| CN111185611B (en) * | 2020-01-13 | 2024-03-01 | 北京发那科机电有限公司 | Clamping jaw and chuck clamp |
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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: Zhejiang Dafeng Industrial Co., Ltd. Assignor: Feng Guoxun Contract fulfillment period: 2008.8.15 to 2013.8.14 Contract record no.: 2008330000215 Denomination of utility model: Interlinking type step lifting platform Granted publication date: 20070912 License type: Exclusive license Record date: 20080818 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.8.15 TO 2013.8.14 Name of requester: ZHEJIANG DAFENG INDUSTRY CO., LTD. Effective date: 20080818 |
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| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG DAFENG INDUSTRY CO., LTD. Free format text: FORMER OWNER: FENG GUOXUN Effective date: 20100812 |
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Free format text: CORRECT: ADDRESS; FROM: 315400 NO.737, XINJIAN NORTH ROAD, YUYAO CITY, ZHEJIANG PROVINCE TO: 315400NO.737, XINJIAN NORTH ROAD, YANGMING INDUSTRIAL PARK, YUYAO CITY, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20100812 Address after: 315400 No. 737, Xinjian North Road, Yangming Industrial Zone, Zhejiang, Yuyao Patentee after: Zhejiang Dafeng Industrial Co., Ltd. Address before: 315400 No. 737 Xinjian North Road, Zhejiang, Yuyao Patentee before: Feng Guoxun |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315400 No. 737, Xinjian North Road, Yangming Industrial Zone, Zhejiang, Yuyao Patentee after: ZHEJIANG DAFENG INDUSTRY COMPANY LTD. Address before: 315400 No. 737, Xinjian North Road, Yangming Industrial Zone, Zhejiang, Yuyao Patentee before: Zhejiang Dafeng Industrial Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070912 Termination date: 20140831 |
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| EXPY | Termination of patent right or utility model |