CN108954065A - A kind of LED lamp of maintenance easy to disassemble - Google Patents

A kind of LED lamp of maintenance easy to disassemble Download PDF

Info

Publication number
CN108954065A
CN108954065A CN201810650384.XA CN201810650384A CN108954065A CN 108954065 A CN108954065 A CN 108954065A CN 201810650384 A CN201810650384 A CN 201810650384A CN 108954065 A CN108954065 A CN 108954065A
Authority
CN
China
Prior art keywords
bar
telescopic rod
spring
fixedly connected
support frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810650384.XA
Other languages
Chinese (zh)
Inventor
李晓庆
何朝德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongling Shiji Chaoyang Digital Technology Co Ltd
Original Assignee
Tongling Shiji Chaoyang Digital Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tongling Shiji Chaoyang Digital Technology Co Ltd filed Critical Tongling Shiji Chaoyang Digital Technology Co Ltd
Priority to CN201810650384.XA priority Critical patent/CN108954065A/en
Publication of CN108954065A publication Critical patent/CN108954065A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00Lighting devices intended to be free-standing
    • F21S6/005Lighting devices intended to be free-standing with a lamp housing maintained at a distance from the floor or ground via a support, e.g. standing lamp for ambient lighting
    • F21S6/006Lighting devices intended to be free-standing with a lamp housing maintained at a distance from the floor or ground via a support, e.g. standing lamp for ambient lighting for direct lighting only, e.g. task lighting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/162Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to traction or compression, e.g. coil springs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

The invention discloses a kind of LED lamps of maintenance easy to disassemble, including bottom plate and position-limited rack, support frame is fixedly connected at the top of the bottom plate, fixed structure is provided in support frame, fixed structure includes arcuation bar, the bottom end of arcuation bar is provided with the first spring, one end of first spring is connect with arcuation bar, the other end is fixedly mounted on the inside of support frame, arcuation bar top is fixedly connected with cross bar, cylinder is fixedly attached on the outside of cross bar, the first telescopic rod and second spring are provided in cylinder, second spring housing is on the first telescopic rod, first telescopic rod top end is fixedly connected with retention bead;Position-limited rack both ends lateral surface is provided with limiting groove, limiting groove and retention bead corresponding matching, flexible mobile jib is fixedly mounted in position-limited rack top, and mobile jib bottom end flexible connection of stretching is stretched from bar, flexible mobile jib and the flexible adjusting folder that its length of adjusting is provided with from bar socket place.Structure of the invention design is reasonable, simple, practical, maintenance easy to disassemble.

Description

A kind of LED lamp of maintenance easy to disassemble
Technical field
The present invention relates to electrical lighting product technical field, the LED lamp of espespecially a kind of maintenance easy to disassemble.
Background technique
LED lamp, also known as LED lamp refer to energy light transmission, distribution and the utensil for changing LED light source light distribution, As the demand of energy-saving and emission-reduction is more more and more urgent, the continuous development of LED technology, light efficiency is continuously improved, and LED light is widely answered With,
Existing LED light surface structure be generally bolted to connection or bracket and lamp cap between be tightly connected, be not Detachable setting, route generally be arrangeds in bracket, however when LED lamp is damaged, it cannot facilitate to the progress of its route Maintenance, consequently, it is possible to directly losing, causes to waste, is unfavorable for user and repairs to it in the later period.
Summary of the invention
The shortcomings that the technical problem to be solved by the present invention is to overcome the prior arts provides a kind of LED of maintenance easy to disassemble Lamps and lanterns.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The present invention provides a kind of LED lamp of maintenance easy to disassemble, bottom plate and position-limited rack, is fixedly connected with support at the top of the bottom plate Frame, is provided with fixed structure in support frame, and fixed structure includes arcuation bar, and the bottom end of arcuation bar is provided with the first spring, and first One end of spring is connect with arcuation bar, and the other end is fixedly mounted on the inside of support frame, and arcuation bar top is fixedly connected with cross bar, cross bar Outside is fixedly attached cylinder, and the first telescopic rod and second spring are provided in cylinder, second spring housing on the first telescopic rod, First telescopic rod top end is fixedly connected with retention bead;Position-limited rack both ends lateral surface is provided with limiting groove, limiting groove With retention bead corresponding matching, flexible mobile jib is fixedly mounted in position-limited rack top, and mobile jib top of stretching, which is flexibly connected, stretches from bar, is stretched Contracting mobile jib and the flexible adjusting folder that its length of adjusting is provided with from bar socket place.
It is flexible to be fixedly connected with torque rotary shaft, torque rotary shaft top from bar top as a preferred technical solution of the present invention Portion is connected with support frame, and Cap casing seat is fixedly installed on support frame;The Cap casing seat includes Cap casing and lamp panel, and lamp panel is set It sets in Cap casing, lamp panel and Cap casing are detachably connected by gripping mechanism.
As a preferred technical solution of the present invention, Cap casing four sides inside is provided with gripping mechanism, gripping mechanism Including card column, the bottom end of card column is provided with extension sleeve, and extension sleeve is internally provided with the second telescopic rod and sliding slot, and second stretches Contracting bar extends to extension sleeve top and is fixedly connected through extension sleeve with card column, and the second telescopic rod is matched with sliding slot, the Two telescopic rod bottom ends are provided with third spring, and one end of third spring is fixedly connected with the second telescopic rod bottom end, the other end with stretch The inner lower edge of contracting sleeve connects.
As a preferred technical solution of the present invention, limited block is fixedly attached in the middle part of the second telescopic rod, second is flexible Bar bottom side is provided with adjusting rod, and adjusting rod extends on the outside of extension sleeve, and the extension sleeve bottom end is fixedly connected with mounting plate, Mounting plate two sides are provided with installation nut, and gripping mechanism is mounted on Cap casing by installing nut.
As a preferred technical solution of the present invention, the quadrangle of bottom base plate is fixedly installed with the anti-skidding of rubber material The bottom of block, non-slipping block is provided with anti-skid chequer.
The beneficial effects obtained by the present invention are as follows being: the present invention by card column, extension sleeve, the second telescopic rod, third spring, Sliding slot, adjusting rod, mounting plate, installs being used cooperatively between nut at limited block, solves existing lamps and lanterns lamp panel inconvenience disassembly Problem;By the cooperation between arcuation bar, cylinder and the first spring, telescopic rod is squeezed, position-limited rack both ends lateral surface is set Limiting groove and retention bead corresponding matching, reach bracket and the easy-to-dismount purpose of pedestal, facilitate line maintenance;By anti-skidding Anti-skidding effect is played in the setting of block, avoids the phenomenon that desk lamp slides when in use, and cooperation anti-skid chequer is further Increase antiskid effect.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is overall structure of the present invention;
Fig. 2 is partial structure diagram of the present invention;
Fig. 3 is gripping mechanism structural schematic diagram of the present invention.
Figure label: 1, bottom plate;2, support frame;3, non-slipping block;4, fixed structure;41, arcuation bar;42, cross bar;43, cylinder Body;44, the first spring;45, the first telescopic rod;46, retention bead;47, second spring;5, position-limited rack;51, second spring;6, Flexible mobile jib;7, folder is adjusted;8, it stretches from bar;9, torque rotary shaft;10, support frame;11, Cap casing seat;12, Cap casing;13, lamp Disk;14, gripping mechanism;141, card column;142, extension sleeve;143, the second telescopic rod;144, third spring;145, sliding slot; 146, limited block;147, adjusting rod;148, mounting plate;149, nut is installed.
Specific embodiment
In the description of the present invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore It is not considered as limiting the invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements.For the ordinary skill in the art, it can manage as the case may be Solve the concrete meaning of above-mentioned term in the present invention.
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in Figure 1-3, the present invention provides a kind of LED lamp of maintenance easy to disassemble, including bottom plate 1 and limit Position frame 5, is fixedly connected with support frame 2 at the top of the bottom plate 1, and fixed structure 4 is provided in support frame 2, and fixed structure 4 includes arcuation Bar 41, the bottom end of arcuation bar 41 are provided with the first spring 44, and one end of the first spring 44 is connect with arcuation bar 41, and the other end is fixed It is mounted on 2 inside of support frame, 41 top of arcuation bar is fixedly connected with cross bar 42, cylinder 43, cylinder 43 are fixedly attached on the outside of cross bar 42 It is inside provided with the first telescopic rod 45 and second spring 47,47 housing of second spring is on the first telescopic rod 45, the first telescopic rod 45 Top is fixedly connected with retention bead 46;The 5 both ends lateral surface of position-limited rack is provided with limiting groove 51, limiting groove 51 and limit Flexible mobile jib 6 is fixedly mounted in position 46 corresponding matchings of protrusion, 5 top of position-limited rack, and 6 top of mobile jib of stretching, which is flexibly connected, stretches from bar 8, Flexible mobile jib 6 and the flexible adjusting folder 7 that its length of adjusting is provided with from 8 socket place of bar.
It is flexible to be fixedly connected with torque rotary shaft 9 from 8 top of bar, support frame 10 is connected at the top of torque rotary shaft 9, on support frame 10 It is fixedly installed with Cap casing seat 11;The Cap casing seat 11 includes Cap casing 12 and lamp panel 13, and lamp panel 13 is arranged in Cap casing 12 Interior, lamp panel 13 is detachably connected with Cap casing 12 by gripping mechanism 14.
12 four sides inside of Cap casing is provided with gripping mechanism 14, and gripping mechanism 14 includes card column 141, the bottom of card column 141 End is provided with extension sleeve 142, and extension sleeve 142 is internally provided with the second telescopic rod 143 and sliding slot 145, the second telescopic rod 143 extend to 142 top of extension sleeve and are fixedly connected through extension sleeve 142 with card column 141, the second telescopic rod 143 and cunning Slot 145 matches, and 143 bottom end of the second telescopic rod is provided with third spring 144, one end of third spring 144 and the second telescopic rod 143 bottom ends are fixedly connected, and the other end is connect with the inner lower edge of extension sleeve 142.
Limited block 146 is fixedly attached in the middle part of second telescopic rod 143,143 bottom side of the second telescopic rod is provided with adjusting rod 147, adjusting rod 147 extends to 142 outside of extension sleeve, and 142 bottom end of extension sleeve is fixedly connected with mounting plate 148, installs 148 two sides of plate are provided with installation nut 149, and gripping mechanism 14 is mounted on Cap casing 12 by installing nut 149.
The quadrangle of 1 bottom of bottom plate is fixedly installed with the non-slipping block 3 of rubber material, and the bottom of non-slipping block 3 is provided with anti-skidding Line.
Working principle: in the use of the present invention, one hand of user holds arcuation bar 41, another hand inwardly squeezes cylinder 43, the limiting groove 51 that 5 both ends lateral surface of position-limited rack is arranged is separated with retention bead 46, reached bottom plate 1 and position-limited rack 5 it Between easy-to-dismount purpose make the second telescopic rod 143 along the chute 145 to moving down by adjusting rod 147 when dismantling lamp panel 13 It is dynamic, so that card column 141 is detached from lamp panel 13, achievees the purpose that portable to change lamp panel 13.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention Within the scope of.

Claims (5)

1. a kind of LED lamp of maintenance easy to disassemble, which is characterized in that including bottom plate (1) and position-limited rack (5), the bottom plate (1) Top is fixedly connected support frame (2), is provided with fixed structure (4) in support frame (2), and fixed structure (4) includes arcuation bar (41), The bottom end of arcuation bar (41) is provided with the first spring (44), and one end of the first spring (44) is connect with arcuation bar (41), the other end It is fixedly mounted on the inside of support frame (2), arcuation bar (41) top is fixedly connected cross bar (42), fixing sleeve connect cylinder on the outside of cross bar (42) Body (43), cylinder (43) is interior to be provided with the first telescopic rod (45) and second spring (47), and second spring (47) housing is stretched first On contracting bar (45), the first telescopic rod (45) top is fixedly connected with retention bead (46);Position-limited rack (5) both ends lateral surface is set It is equipped with limiting groove (51), limiting groove (51) and retention bead (46) corresponding matching, position-limited rack (5) top are fixedly mounted flexible Mobile jib (6), mobile jib (6) top of stretching, which is flexibly connected, stretches from bar (8), and flexible mobile jib (6) are arranged with flexible from bar (8) socket place There is the adjusting folder (7) for adjusting its length.
2. a kind of LED lamp of maintenance easy to disassemble according to claim 1, which is characterized in that described flexible from bar (8) Top is fixedly connected torque rotary shaft (9), is connected with support frame (10) at the top of torque rotary shaft (9), support frame is fixedly mounted on (10) There are Cap casing seat (11);The Cap casing seat (11) includes Cap casing (12) and lamp panel (13), and lamp panel (13) is arranged in Cap casing (12) in, lamp panel (13) is detachably connected with Cap casing (12) by gripping mechanism (14).
3. a kind of LED lamp of maintenance easy to disassemble according to claim 2, which is characterized in that the Cap casing (12) Four sides inside is provided with gripping mechanism (14), and gripping mechanism (14) includes card column (141), and the bottom end of card column (141) is provided with Extension sleeve (142), extension sleeve (142) are internally provided with the second telescopic rod (143) and sliding slot (145), the second telescopic rod (143) it extends to extension sleeve (142) top and is fixedly connected through extension sleeve (142) with card column (141), the second telescopic rod (143) it is matched with sliding slot (145), the second telescopic rod (143) bottom end is provided with third spring (144), third spring (144) One end is fixedly connected with the second telescopic rod (143) bottom end, and the other end is connect with the inner lower edge of extension sleeve (142).
4. a kind of LED lamp of maintenance easy to disassemble according to claim 3, which is characterized in that second telescopic rod (143) middle part has been fixedly attached limited block (146), and the second telescopic rod (143) bottom side is provided with adjusting rod (147), adjusting rod (147) it extends on the outside of extension sleeve (142), extension sleeve (142) bottom end is fixedly connected with mounting plate (148), mounting plate (148) two sides are provided with installation nut (149), and gripping mechanism (14) is mounted on Cap casing (12) by installing nut (149).
5. a kind of LED lamp of maintenance easy to disassemble according to claim 1, which is characterized in that bottom plate (1) bottom Quadrangle be fixedly installed with the non-slipping block (3) of rubber material, the bottom of non-slipping block (3) is provided with anti-skid chequer.
CN201810650384.XA 2018-06-22 2018-06-22 A kind of LED lamp of maintenance easy to disassemble Pending CN108954065A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810650384.XA CN108954065A (en) 2018-06-22 2018-06-22 A kind of LED lamp of maintenance easy to disassemble

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810650384.XA CN108954065A (en) 2018-06-22 2018-06-22 A kind of LED lamp of maintenance easy to disassemble

Publications (1)

Publication Number Publication Date
CN108954065A true CN108954065A (en) 2018-12-07

Family

ID=64491558

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810650384.XA Pending CN108954065A (en) 2018-06-22 2018-06-22 A kind of LED lamp of maintenance easy to disassemble

Country Status (1)

Country Link
CN (1) CN108954065A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110319387A (en) * 2019-07-15 2019-10-11 深圳市长疆电子商务有限公司 A kind of headlamp suitable for dresser
CN117167692A (en) * 2023-11-03 2023-12-05 上海安伯工业设备有限公司 Band-type brake type lamp panel bearing mechanism

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105351866A (en) * 2014-01-26 2016-02-24 苏州汇诚智造工业设计有限公司 Manufacturing method for LED sterilizing table lamp provided with flashlight
CN205278908U (en) * 2015-12-02 2016-06-01 冯雁宁 Light -emitting diode (LED) ceiling lamp
CN206001370U (en) * 2016-09-20 2017-03-08 李元博 A kind of Intelligent learning desk lamp
CN206603388U (en) * 2017-01-20 2017-11-03 芦钰婷 Multifunctional stationary case
CN206786425U (en) * 2017-05-03 2017-12-22 陈柄舟 A kind of easy-to-dismount intelligent lamp lampshade
CN206945147U (en) * 2017-04-27 2018-01-30 重庆市广图科技有限公司 A kind of battery powered wireless room temperature collector
CN207492937U (en) * 2017-04-11 2018-06-15 续力民 A kind of massage recovering device for leg
CN108180404A (en) * 2016-12-08 2018-06-19 天津卓酷科技有限公司 A kind of LED lamp detachably repaired

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105351866A (en) * 2014-01-26 2016-02-24 苏州汇诚智造工业设计有限公司 Manufacturing method for LED sterilizing table lamp provided with flashlight
CN205278908U (en) * 2015-12-02 2016-06-01 冯雁宁 Light -emitting diode (LED) ceiling lamp
CN206001370U (en) * 2016-09-20 2017-03-08 李元博 A kind of Intelligent learning desk lamp
CN108180404A (en) * 2016-12-08 2018-06-19 天津卓酷科技有限公司 A kind of LED lamp detachably repaired
CN206603388U (en) * 2017-01-20 2017-11-03 芦钰婷 Multifunctional stationary case
CN207492937U (en) * 2017-04-11 2018-06-15 续力民 A kind of massage recovering device for leg
CN206945147U (en) * 2017-04-27 2018-01-30 重庆市广图科技有限公司 A kind of battery powered wireless room temperature collector
CN206786425U (en) * 2017-05-03 2017-12-22 陈柄舟 A kind of easy-to-dismount intelligent lamp lampshade

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110319387A (en) * 2019-07-15 2019-10-11 深圳市长疆电子商务有限公司 A kind of headlamp suitable for dresser
CN117167692A (en) * 2023-11-03 2023-12-05 上海安伯工业设备有限公司 Band-type brake type lamp panel bearing mechanism
CN117167692B (en) * 2023-11-03 2024-01-09 海阳安伯工业设备有限公司 Band-type brake type lamp panel bearing mechanism

Similar Documents

Publication Publication Date Title
CN108954065A (en) A kind of LED lamp of maintenance easy to disassemble
CN203442731U (en) Integrated lamp tube installing buckle
CN110081356A (en) A kind of disconnectable LED Ceiling light of lamp bead
CN209012905U (en) A kind of LED lamp of wireless control
CN208058701U (en) A kind of solar street light being easily installed
CN107701995A (en) A kind of LED lamp with dismounting moving lifting function
CN208295571U (en) A kind of indoor LED lamp convenient for adjusting angle
CN105180007A (en) LED point light source structure with quickly-detached lampshade
CN110242885A (en) A kind of street lamp installation land used beacon light identification device
CN102980142A (en) Lamp outer shell and lamp using the same
CN101706041B (en) Mobile illuminating lamp for patrolling railway
CN209294925U (en) A kind of courtyard LED lamp that tool waterproofness is high
CN208336266U (en) A kind of paster type light emitting type
CN208951799U (en) A kind of domestic convenient detachable LED lamp
CN207635141U (en) A kind of Combined washing pinup
CN220791549U (en) LED fan lamp
CN205956957U (en) Multifunctional fluorescent lamp
CN106764768B (en) The rotatable street lamp of lamp cap
CN201137887Y (en) Fluorescent lamp support with switch
CN208416129U (en) A kind of garden handrail column
CN219014214U (en) Telescopic desk lamp
CN208794351U (en) A kind of lamps and lanterns switching device and lamps and lanterns
CN2811756Y (en) Integrated fluorescent lamp
CN213065666U (en) Angle-adjustable line lamp
CN213197262U (en) Positioning device for maintaining LED display screen

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20181207