CN109578925B - Pneumatic lifting internal rotation type stage lamp - Google Patents
Pneumatic lifting internal rotation type stage lamp Download PDFInfo
- Publication number
- CN109578925B CN109578925B CN201811296984.7A CN201811296984A CN109578925B CN 109578925 B CN109578925 B CN 109578925B CN 201811296984 A CN201811296984 A CN 201811296984A CN 109578925 B CN109578925 B CN 109578925B
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- China
- Prior art keywords
- lamp
- light source
- rotating cover
- rotating
- connecting seat
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S10/00—Lighting devices or systems producing a varying lighting effect
- F21S10/06—Lighting devices or systems producing a varying lighting effect flashing, e.g. with rotating reflector or light source
- F21S10/063—Lighting devices or systems producing a varying lighting effect flashing, e.g. with rotating reflector or light source for providing a rotating light effect
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/36—Hoisting or lowering devices, e.g. for maintenance
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/105—Outdoor lighting of arenas or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The invention relates to a pneumatic lifting internal rotation type stage lamp which comprises a mounting seat, a lifting rod, a lamp and an elastic connecting piece, wherein the lamp is connected to the mounting seat, the elastic connecting piece comprises a rotating cover, a connecting seat, a plurality of LED lamp beads connected to the rotating cover and a lamp shell connected to the connecting seat, the connecting seat and the lamp shell enclose a light source mounting cavity, the rotating cover is rotatably connected to the connecting seat, an air chamber is formed between the connecting seat and the rotating cover, the lifting rod is provided with an air inlet channel communicated with the air chamber, the rotating cover is provided with an intermediate air passage, the opening direction line of a port of the intermediate air passage, which is positioned at one end of the light source mounting cavity, is crossed with the radial direction of the rotating cover, the light source mounting cavity is provided with an air outlet channel, and the included. The invention provides the lifting rotary type stage lamp capable of being driven to lift, which does not need a motor to drive, and only a light source positioned in the lamp rotates, so that the motor-free driving of the stage lamp is realized.
Description
Technical Field
The invention relates to a lamp, in particular to a pneumatic lifting internal rotation type stage lamp.
Background
In the stage performance process, in order to improve the stage effect, stage lamps (one or more types of light emitted by the same stage lamp) are designed to make the brightness and the illumination color of the same area of the stage different. The traditional stage lamp achieves the effect that the lamp is driven by a motor to integrally swing or rotate to complete the lighting effect, and the lamp cannot rotate in the middle without the motor.
Disclosure of Invention
The invention provides a liftable pneumatic lifting inner rotary stage lamp which does not need to be driven by a motor and only rotates a light source positioned in the lamp, so that the motor-free driving of the stage lamp is realized.
The technical problem is solved by the following technical scheme: a pneumatic lifting inner rotating stage lamp comprises a mounting seat, a lifting rod penetrating through the mounting seat, a lamp connected to one end of the lifting rod and an elastic connecting piece which connects the lamp to the mounting seat and can be elastically extended, wherein the lamp comprises a rotating cover, a connecting seat, a plurality of LED lamp beads connected to the rotating cover and a lamp housing connected to the connecting seat, the connecting seat and the lamp housing enclose a light source mounting cavity, the rotating cover is positioned in the light source mounting cavity and is rotatably connected to the connecting seat, an air chamber is formed between the connecting seat and the rotating cover, the lifting rod is connected with the connecting seat and is provided with an air inlet channel communicated with the air chamber, a plurality of middle air passages communicated with the air chamber and the light source mounting cavity are arranged on the rotating cover, the opening direction line of a port at one end of the light source mounting cavity is crossed with the radial direction of the rotating, the light source installation cavity is equipped with the gas outgoing's of light source installation intracavity outlet channel, the contained angle between the axis of the opening direction line of outlet channel's export and lifter is less than 90, the opening direction of outlet channel's export is towards the mount pad, be equipped with a plurality of light-emitting holes on the lamp body, sealing connection has the light-passing board on the light-emitting hole. When in use, the power supply is LED in through the power line to the LED lamp bead. When the LED lamp is used, the LED lamp is installed through the installation seat, the lamp is connected to the installation seat through the elastic connecting piece, compressed air is input into the lamp through the air inlet channel and then flows out of the air outlet channel, and airflow generated when the compressed air flows to the light source installation cavity from the middle channel drives the rotating cover to rotate, so that the rotation of the LED lamp beads is realized, and the light effect emitted from the light outlet hole is changed. Thereby the air current drive lamp that produces when compressed air flows out in from air outlet channel removes towards the direction of keeping away from the installation thereby realize the lift of lamp and change illumination effect in order to change the stage light efficiency. The lifting rod plays a guiding role. When the lamp is far away from the mounting seat, the gas supply is stopped after the lamp is far away from the mounting seat and reaches a set distance, the lamp is reset under the action of the elastic connecting piece, then the gas is filled, and the lifting and the rotation of the lamp are repeatedly carried out. The gas supply for the rotating cover and the rotation of the rotating cover are driven in the technical scheme, so that the gas path between the rotating cover and the origin is in rotating connection through the connecting seat, and the problem that the gas pipe is wound in the rotating process of the rotating cover is effectively and skillfully solved.
Preferably, the opening direction line of the outlet of the air outlet channel is parallel to the axis of the lifting rod. The driving effect of the air flow driving lamp when the air flow driving lamp is far away from the mounting seat can be improved.
Preferably, the opening direction line of the port of the intermediate air duct at one end of the light source installation cavity is perpendicular to the radial direction of the rotating cover. The driving effect of the air flow driving the rotating cover to rotate can be improved.
Preferably, the opening direction of the port of the intermediate air channel at one end of the light source mounting cavity faces to a direction far away from the mounting seat. The LED lamp can enable the airflow entering the light source installation cavity to flow out after reaching the LED, so that the LED can be cooled when the airflow flows. If the opening direction of the port of the middle air passage at one end of the light source installation cavity faces the installation seat, a negative pressure area can be generated around the LED due to the influence of the jet flow effect, and the formation of the negative pressure area is not beneficial to the heat dissipation of the LED.
Preferably, the rotating cover is rotatably connected to the connecting seat through a plane bearing, and the rotating cover is hermetically connected with the connecting seat through a sealing ring. The air leakage can be prevented, and the effect of the air flow driving the rotary cover to rotate is reduced.
Preferably, the elastic connecting piece is a tension spring.
As another preference, the elastic connecting member is an elastic band.
Preferably, the connecting seat is provided with a fixed conducting ring, the rotating cover is provided with a movable conducting ring which is in rotating butt joint with the fixed conducting ring, the LED is electrically connected with the movable conducting ring, and the fixed conducting ring is connected with a power line. The introduction of external power to the LED is achieved.
Preferably, the power cord is inserted into the air intake passage. The layout is convenient.
Preferably, a battery for supplying power to the LED is further provided on the rotating cover.
Preferably, the light emitted by the LED is encapsulated in at least two colors. The stage effect can be improved.
The invention has the following advantages: the lamp is lifted and rotated without a motor; the rotation is generated inside the lamp, so that the safety is good; the air supply to the rotating cover drives the rotating cover to rotate, so that the air path between the rotating cover and the origin is in rotating connection through the connecting seat, and the problem that the air pipe is wound in the rotating process of the rotating cover is effectively and skillfully solved.
Drawings
Fig. 1 is a schematic diagram of a first embodiment.
FIG. 2 is a schematic illustration of a cross-section of the rotating mask of FIG. 1.
In the figure: the LED lamp comprises a mounting base 1, a lifting rod 2, an elastic connecting piece 3, a rotating cover 4, a connecting base 5, an LED lamp bead 6, a lamp housing 7, a lamp post 8, a light source mounting cavity 9, a plane bearing 10, a sealing ring 11, an air chamber 12, an air inlet channel 13, an intermediate air channel 14, an opening 15 of a port of the intermediate air channel at one end of the light source mounting cavity, an air outlet channel 16, an outlet 17 of the air outlet channel, a light outlet hole 18, a light-transmitting plate 19, a fixed conducting ring 20, a power line 21 and a movable conducting ring 22.
Detailed Description
The invention is further described with reference to the following figures and examples.
In a first embodiment, referring to fig. 1 and 2, a pneumatic lifting internal rotation type stage lamp comprises a mounting base 1, a lifting rod 2 penetrating through the mounting base, a lamp connected to one end of the lifting rod, and an elastic connecting piece 3 which connects the lamp to the mounting base and can be elastically extended. The elastic connecting piece is a tension spring, and an elastic band can be used. The lamp comprises a rotating cover 4, a connecting seat 5, a plurality of LED lamp beads 6 connected to the rotating cover and a lamp shell 7 connected to the connecting seat. LED lamp pearl 6 specifically is for connecting on the global of the lamp pole 8 that sets up on the outer terminal surface of rotating cover. The LED lamp beads are distributed on the lamp post along the circumferential direction of the rotary cover. There are 4 LED lamp pearls, and each LED sends the light of a colour. The connecting base and the lamp shell enclose a light source mounting cavity 9. The rotating cover is positioned in the light source mounting cavity and is rotatably connected to the connecting seat through a plane bearing 10. The rotating cover is connected with the connecting seat in a sealing way through a sealing ring 11. An air chamber 12 is formed between the connecting socket and the rotating cap. The plane bearing is located in the air chamber. The lifting rod is connected with the connecting seat. The lifting rod is provided with an air inlet channel 13 communicated with the air chamber. The rotary cover is provided with a plurality of middle air passages 14 which are communicated with the air chamber and the light source installation cavity. The direction line of the opening 15 of the port of the middle air passage at one end of the light source installation cavity is intersected with the radial direction of the rotating cover and is vertical in the embodiment. The light source installation cavity is provided with a plurality of air outlet channels 16 for exhausting air in the light source installation cavity. The included angle between the opening direction line of the outlet 17 of the air outlet channel and the axis of the lifting rod is less than 90 degrees, and the included angle is 0 degree in the embodiment, that is, the opening direction line of the outlet of the air outlet channel is parallel to the axis of the lifting rod. The opening direction of the outlet of the air outlet channel faces the mounting seat. The lamp housing is provided with a plurality of light-emitting holes 18. The light outlet is hermetically connected with a light transmitting plate 19. The opening direction of the port of the intermediate air duct at one end of the light source mounting cavity faces away from the mounting seat, namely, the opening direction is inclined upwards when viewed in fig. 1. The connecting base is provided with a fixed conductive ring 20. The fixed conductive ring is connected with a power line 21. The power cord is arranged in the air inlet channel in a penetrating mode. The inner peripheral surface of the rotating cover is provided with a movable conductive ring 22 which is connected with the fixed conductive ring in a rotating and abutting mode. The LED lamp beads are electrically connected with the movable conducting ring. When in use, the power supply is LED in through the power line to the LED lamp bead. When the LED lamp is used, the LED lamp is installed through the installation seat, the lamp is connected to the installation seat through the elastic connecting piece, compressed air is input into the lamp through the air inlet channel and then flows out of the air outlet channel, and airflow generated when the compressed air flows to the light source installation cavity from the middle channel drives the rotating cover to rotate, so that the rotation of the LED lamp beads is realized, and the light effect emitted from the light outlet hole is changed. Thereby the air current drive lamp that produces when compressed air flows out in from air outlet channel removes towards the direction of keeping away from the installation thereby realize the lift of lamp and change illumination effect in order to change the stage light efficiency. The lifting rod plays a guiding role. When the lamp is far away from the mounting seat, the gas supply is stopped after the lamp is far away from the mounting seat and reaches a set distance, the lamp is reset under the action of the elastic connecting piece, then the gas is filled, and the lifting and the rotation of the lamp are repeatedly carried out.
The second embodiment is different from the first embodiment in that: and a battery for supplying power to the LED is also arranged on the rotating cover. That is, the LED lamp beads are powered by the battery, but not by different power lines, the movable conducting ring and the fixed conducting ring, so that the power lines, the movable conducting ring and the fixed conducting ring are not arranged.
Claims (9)
1. A pneumatic lifting inner rotating stage lamp is characterized by comprising a mounting seat, a lifting rod penetrating through the mounting seat, a lamp connected to one end of the lifting rod and an elastic connecting piece which connects the lamp to the mounting seat and can be elastically extended, wherein the lamp comprises a rotating cover, a connecting seat, a plurality of LED lamp beads connected to the rotating cover and a lamp shell connected to the connecting seat, the connecting seat and the lamp shell enclose a light source mounting cavity, the rotating cover is positioned in the light source mounting cavity and is rotatably connected to the connecting seat, an air chamber is formed between the connecting seat and the rotating cover, the lifting rod is connected with the connecting seat and is provided with an air inlet channel communicated with the air chamber, a plurality of middle air passages communicated with the air chamber and the light source mounting cavity are arranged on the rotating cover, the opening direction line of the port at one end of the light source mounting cavity is crossed with the radial direction of the rotating cover, the light source installation cavity is equipped with the gas outgoing's of light source installation intracavity air outlet channel, the contained angle between the axis of the opening direction line of air outlet channel's export and lifter is less than 90, the opening direction of air outlet channel's export is towards the mount pad, be equipped with a plurality of light-emitting holes on the lamp body, sealing connection has the light-passing board on the light-emitting hole, and elastic connecting piece is the extension spring.
2. The pneumatically lifting and rotating stage lamp of claim 1, wherein the outlet of the air outlet channel is open at a direction parallel to the axis of the lifting rod.
3. The pneumatically lifting and rotating stage lamp of claim 1, wherein the opening direction of the port of the intermediate air duct at the end of the light source installation cavity is perpendicular to the radial direction of the rotating cover.
4. The pneumatically powered lift and rotate stage lamp of claim 1, wherein the opening of the port of the intermediate air duct at the end of the light source mounting chamber is directed away from the mounting base.
5. The pneumatically powered lift inner rotating stage lamp of claim 1, wherein said rotating cap is rotatably connected to said connecting base by a flat bearing, said rotating cap being sealingly connected to said connecting base by a seal ring.
6. The pneumatic lifting inner-rotating stage lamp according to claim 1, wherein the connecting seat is provided with a fixed conductive ring, the rotating cover is provided with a movable conductive ring which is in rotating butt joint with the fixed conductive ring, the LED lamp beads are electrically connected with the movable conductive ring, and the fixed conductive ring is connected with a power line.
7. The pneumatic lifting inner rotating stage lamp of claim 6, wherein the power cord is threaded into the air intake channel.
8. The pneumatic lifting inner-rotating stage lamp according to claim 1, wherein a battery for supplying power to the LED lamp beads is further arranged on the rotating cover.
9. The stage lamp of claim 1, wherein there are at least two LED light beads, and the colors of the lights emitted from the two LED light beads are different.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010057205.9A CN111189028B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
| CN201811296984.7A CN109578925B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
| CN202010011198.9A CN111120959B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296984.7A CN109578925B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010057205.9A Division CN111189028B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
| CN202010011198.9A Division CN111120959B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109578925A CN109578925A (en) | 2019-04-05 |
| CN109578925B true CN109578925B (en) | 2020-03-24 |
Family
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811296984.7A Active CN109578925B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
| CN202010057205.9A Expired - Fee Related CN111189028B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
| CN202010011198.9A Active CN111120959B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010057205.9A Expired - Fee Related CN111189028B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
| CN202010011198.9A Active CN111120959B (en) | 2018-11-01 | 2018-11-01 | Pneumatic lifting internal rotation type stage lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN109578925B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578925B (en) * | 2018-11-01 | 2020-03-24 | 浙江高创盟知识产权咨询有限公司 | Pneumatic lifting internal rotation type stage lamp |
| CN112952484B (en) * | 2021-01-28 | 2024-02-23 | 中南林业科技大学 | Control method of multifunctional socket |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201203052Y (en) * | 2008-05-14 | 2009-03-04 | 张亚波 | Novel stage light structure |
| US9165756B2 (en) * | 2011-06-08 | 2015-10-20 | Xenex Disinfection Services, Llc | Ultraviolet discharge lamp apparatuses with one or more reflectors |
| CN104214655A (en) * | 2014-09-29 | 2014-12-17 | 陈友红 | LED (Light-Emitting Diode) stage lamp |
| CN104819412A (en) * | 2015-04-25 | 2015-08-05 | 杜志刚 | Multipurpose LED stage lamp |
| CN106678726A (en) * | 2016-12-29 | 2017-05-17 | 安徽科发信息科技有限公司 | Lamp achieving three-dimensional lighting effect |
| CN107355727A (en) * | 2017-08-04 | 2017-11-17 | 安徽宽居电器有限公司 | A kind of LED street lamp of convenient maintenance |
| CN109578925B (en) * | 2018-11-01 | 2020-03-24 | 浙江高创盟知识产权咨询有限公司 | Pneumatic lifting internal rotation type stage lamp |
-
2018
- 2018-11-01 CN CN201811296984.7A patent/CN109578925B/en active Active
- 2018-11-01 CN CN202010057205.9A patent/CN111189028B/en not_active Expired - Fee Related
- 2018-11-01 CN CN202010011198.9A patent/CN111120959B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111189028B (en) | 2020-11-27 |
| CN111189028A (en) | 2020-05-22 |
| CN111120959B (en) | 2020-12-11 |
| CN109578925A (en) | 2019-04-05 |
| CN111120959A (en) | 2020-05-08 |
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Effective date of registration: 20200303 Address after: 325000 Room 501, urban and rural distribution center, Yunzhou street, Ruian City, Wenzhou City, Zhejiang Province Applicant after: Zhejiang gaochuangmeng Intellectual Property Consulting Co., Ltd Address before: 324100 Sandaowan 38, Qinghu Town, Jiangshan City, Quzhou City, Zhejiang Province Applicant before: Jiangshan Hezheng Technology Co., Ltd. |
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Effective date of registration: 20220328 Address after: Room 1801, building 1, Wangxin Shuangcheng building, 1785 Jianghan Road, Binjiang District, Hangzhou, Zhejiang 310000 Patentee after: Hangzhou yidashi Technology Development Co.,Ltd. Address before: 325000 Room 501, urban and rural distribution center, Yunzhou street, Ruian City, Wenzhou City, Zhejiang Province Patentee before: Zhejiang gaochuangmeng Intellectual Property Consulting Co.,Ltd. |
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