EP3722657A1 - Lampe del portable - Google Patents

Lampe del portable Download PDF

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Publication number
EP3722657A1
EP3722657A1 EP19201818.2A EP19201818A EP3722657A1 EP 3722657 A1 EP3722657 A1 EP 3722657A1 EP 19201818 A EP19201818 A EP 19201818A EP 3722657 A1 EP3722657 A1 EP 3722657A1
Authority
EP
European Patent Office
Prior art keywords
handheld
lamp
led lamp
lamps
port
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.)
Granted
Application number
EP19201818.2A
Other languages
German (de)
English (en)
Other versions
EP3722657B1 (fr
Inventor
Haibo Yu
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.)
Ninghai Ruihai Electric Appliance Co Ltd
Original Assignee
Ninghai Ruihai Electric Appliance 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 Ninghai Ruihai Electric Appliance Co Ltd filed Critical Ninghai Ruihai Electric Appliance Co Ltd
Publication of EP3722657A1 publication Critical patent/EP3722657A1/fr
Application granted granted Critical
Publication of EP3722657B1 publication Critical patent/EP3722657B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • 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
    • 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
    • F21V21/002—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips making direct electrical contact, e.g. by piercing
    • 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
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0414—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
    • F21L4/022—Pocket lamps
    • F21L4/027—Pocket lamps the light sources being a LED
    • 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
    • F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • F21V21/096—Magnetic devices
    • F21V21/0965—Magnetic devices for portable lighting devices
    • 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
    • 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]

Definitions

  • the present invention relates to lighting equipments, more particularly, to a handheld LED lamp.
  • a handheld lighting tool is a lighting device, which converts the electric energy of battery into visible light, without being connected to a light source by wires. It can significantly improve the practical performance of lighting tools.
  • the Chinese patent publication CN108019638A discloses a single-light-source handheld LED lamp, which comprises a handheld body, a ring disposed at the end of the handheld body, and an illuminating device disposed at the front end of the handheld body; wherein a rechargeable power source, a control PCB (Printed Circuit Board) and a retractable charging plug are arranged in the handheld body; wherein the rechargeable power source is electrically connected to the retractable charging plug through a power cord, and the outer wall of the handheld body is provided with an indicator light for indicating the charging state, and the indicator light is electrically connected to the control PCB through the handheld body; the illuminating device comprises a light cover, LED lamp beads disposed in the light cover; a switch button outside the handheld body is coupled and connected to the control PCB; the handheld body is also provided with a USB interface which is electrically connected to the control PCB.
  • a rechargeable power source is electrically connected to the retractable charging plug through a power cord
  • the outer wall of the handheld body is
  • the Chinese patent publication CN108131578A discloses a handheld LED illumination lamp, comprising a lamp head and a lamp body, the lamp head is provided with LED lamp beads, the lamp body is provided with a battery, wherein the battery supplies electric power to the LED lamp beads; a flip panel is provided in the lamp head, and the flip panel is connected with a flipping device; the number of LED lamp beads is two, which are installed on the front side and the back side of the flip panel respectively.
  • the above-mentioned single-light-source handheld LED lamp and the above-mentioned handheld LED lamp can only be used in a handheld manner, which is not very convenient.
  • the direction of illumination is a single direction, and the illumination performance is weak. Thus, it needs to be improved.
  • an object of the present invention is to provide a handheld LED lamp which has the advantages of being convenient in use and having remarkable lighting performance.
  • the present invention provides a handheld lamp, preferably a handheld LED lamp as described in the claim 1 as well as its dependent claims.
  • a handheld lamp comprising an illuminant end and a handle end which are connected to each other.
  • the handle end is provided with a battery and a switch connected to the battery
  • the illuminant end is provided with a main body
  • a light source is mounted on the upper side of the main body; characterized in that a matching portion is provided in the lower part of the main body, wherein the matching portion is so structured that two matching portions of two handheld lamps can match with each other and can be assembled together.
  • an outside surface part may be provided at the main body and is connected to the matching portion; an inside surface part is provided at the handle end and is connected to the matching portion; and they are so structured that the inside surface part of one handheld lamp can be coupled with the outside surface part of another handheld lamp, when two handheld lamp are assembled together.
  • fixing members for fixing two handheld lamps together, for example the fixing members include a protrusion and a slot.
  • the handle end is used for holding the handheld LED lamp to facilitate the use of the handheld LED lamp; when the two handheld LED lamps are used in combination, the matching portions of the two handheld LED lamps match each other and fit together. Besides, the outside surface part of one handheld LED lamp and the inside surface part of the other handheld LED lamp match each other and fit together. Furthermore, the two handheld LED lamps are fixed together by the fixing members. After both of the two handheld LED lamps are turned on by switch(s) 4, the effect of omnidirectional illumination is achieved, which significantly improves the usability of the handheld LED lamp.
  • it is so configured that when two handheld lamps are assembled together, one switch is able to turn on or off two handheld lamps at the same time.
  • the outside surface part is provided with at least two inserting bolts which are respectively connected to the positive electrode and the negative electrode of the power module or of the light source; and the inside surface part is provided with at least two sockets, wherein a socket matches a inserting bolt and is connected to the positive or negative electrode of the power module or the light source.
  • the inserting bolt is inserted into a corresponding socket, so that when the switch on one of the handheld LED lamps is switched on, both two lamps are turned on.
  • the switch on each handheld LED lamp is able to turn on or off the two handheld lamps simultaneously.
  • one end of the inserting bolt is provided with a connecting conductor, the connecting conductor is sleeved with a spring, and a connecting terminal is fixedly arranged in the main body.
  • the difference between the length of the inserting bolt protruding out of the outside surface part and the depth of the socket is equal to or larger than the distance between the connecting conductor and the connecting terminal in an unconnected state.
  • a rotating body is rotatably connected to the handle end, wherein the rotating body is used for helping to fix the two connected handheld lamps on a base surface.
  • the rotating body may comprise a bottom plate, and a magnet is provided at the bottom of the bottom plate.
  • the rotating body can rotate relative to the handle end, so that the bottom plate(s) can be placed on a base surface in a stable way.
  • the convenience of use of the handheld LED lamp is remarkably improved.
  • the two combined handheld LED lamps illuminate both the upper side and the lower side, it has a very good lighting effect.
  • the magnet at the bottom plate can fix the handheld LED lamp(s) on the metal surface, thereby further improving the convenience of use of the handheld LED lamp(s).
  • the present invention has the following beneficial effects: by using two handheld LED lamps in combination, the purpose of significantly improving the lighting effect can be achieved.
  • the connection through the paired bolts and sockets only one of the switches can control both two handheld lamps simultaneously when the two handheld lamps are used in a combined state. It is convenient in use and the lighting effect is excellent.
  • a handheld LED lamp includes an illuminant end 1 and a handle end 2 which are connected to each other.
  • the handle end 2 is used for holding the handheld LED lamp by hand, which facilitates the use of the handheld LED lamp.
  • the handle end 2 is provided with a power module including a battery (or a battery pack), as well as a switch 4 connected to the power module for controlling the light source in the illuminant end 1 to be turned on or off.
  • the switch 4 can be conveniently controlled by a hand holding the handle end 2, and the function of turning on or off the light source is therefore fulfilled.
  • the light source is preferably an LED lamp panel 121.
  • the illuminant end 1 is provided with a main body 11, a light control portion 12 for mounting or fixing the LED lamp panel 121, and an outer cover 13 covering the LED lamp panel 121, sequentially from the bottom to the top.
  • the LED lamp panel 121 as a light source, it can save energy and protect environment. Because the LED lamp panel 121 is formed by integrating several electronic components, and the LED lamp panel 121 is wrapped and protected by the outer cover 13, the performance lifetime of the LED panel 121 can be longer.
  • a matching portion 113 In the lower part of the main body 11 there is a matching portion 113, wherein two matching portions 13 of two handheld LED lamps can match with each other and can be assembled together.
  • an outside surface part 112 is provided at the main body 11 and is connected to the matching portion 113.
  • An inside surface part 114 is provided at the handle end 2. The inside surface part 114 is also connected to the matching portion 113. The inside surface part 114 matches the outside surface part 112, so that the inside surface part 114 of one handheld LED lamp can be coupled with the outside surface part 112 of another handheld LED lamp, when two handheld LED lamp are assembled together.
  • fixing members for fixing two handheld LED lamps together.
  • the fixing members may be provided on the outside surface part 112 and/or the inside surface part 114 respectively.
  • the matching portions 113 of the two handheld LED lamps match each other and fit together.
  • the outside surface part 112 of one handheld LED lamp and the inside surface part 114 of the other handheld LED lamp match each other and fit together.
  • the two handheld LED lamps are fixed together by the fixing members.
  • the fixing members may include a protrusion 1121 disposed at the outside surface part 112, and a slot 1141 disposed at the inside surface part 114, wherein the protrusion 1121 and the slot 1141 match with each other. And when the protrusion 1121 is inserted into the slot 1141, the two handheld LED lamps are assembled (combined) together.
  • the structure is simple and it is easy to use, which significantly reduces the difficulty of combining two handheld LED lamps, and further improves the convenience of using the handheld LED lamps in combination.
  • magnet(s) for applying attractive force(s) may be provided on the protrusion 1121 and/or in the slot 1141, respectively, which can further improves the convenience of the use of the handheld LED lamps.
  • each switch 4 controls each handheld LED lamp separately, even when two handheld LED lamps are assembled together. That means, a user needs to switch on both two switches, in order to turn on both two lamps. That causes more or less inconvenience when the two lamps are used in combination.
  • the handheld lamp is so designed that one switch 4 can turn on or off two handheld lamps at the same time, when two handheld lamps are assembled together.
  • Figure 6 schematically shows a circuit structure of two handheld lamps according to our Embodiment 1.
  • the left side of Figure 6 shows a handheld lamp, comprising a power module, which can supply power to the lamp, a switch, which controls the circuit to be connected or disconnected, and a lamp, which converts electrical energy into light, thus forming a lighting circuit.
  • the circuit is provided with a port 1 which can connect the positive electrode of the power module or of the light resource (lamp) with an external circuit, as well as a port 2 which can connect the negative electrode of the power module or of the light resource (lamp) with an external circuit.
  • the right side of Figure 6 shows another handheld lamp which is identical to the handheld lamp of the left side but is placed in a symmetrical position.
  • the port 1 and/or the port 2 are preferably provided at the outside surface part 112 and/or inside surface part 114.
  • the outside surface part 112 is provided with at least two inserting bolts 1122.
  • the inserting bolts 1122 may have a shape of cylinder.
  • the first inserting bolt 1122 belongs to port 1 in Fig. 6 and is therefore connected to the positive electrode of the power module or of the light source (lamp); the second inserting bolt 1122 belongs to port 2 in Fig. 6 and is therefore connected to the negative electrode of the power module or of the light source (lamp).
  • the inside surface part 114 is provided with at least two sockets 1142.
  • the socket 1142 matches the inserting bolt 1122 and is therefore connected to the positive or negative electrode of the power module or of the light source.
  • the first socket 1142 belongs to port 1 in Fig. 6 and is therefore connected to the positive electrode of the power module or of the light source (lamp);
  • the second socket 1142 belongs to port 2 in Fig. 6 and is therefore connected to the negative electrode of the power module or of the light source (lamp).
  • each port may include an inserting bolt 1122 and a socket 1142 which are connected by a conducting wire.
  • three inserting bolts 1122 and three sockets 1142 are provided, wherein the third inserting bolt 1122 and the third socket 1142 are used for connecting the ground wire.
  • the inserting bolts 1122 are inserted into corresponding sockets 1142.
  • the power module connected to the switch 4 can supply electric energy to the light source of the other handheld LED lamp through the inserting bolts 1122 and the corresponding sockets1142.
  • the switch 4 on each handheld LED lamp is able to turn on or off the two handheld lamps simultaneously. Thereby, the convenience of the use of the handheld LED lamp is improved.
  • one end of the inserting bolt 1122 is provided with a connecting conductor 1123.
  • the connecting conductor 1123 is sleeved with a spring 6.
  • one end (side) of the spring 6 is connected to the inserting bolt 1122 and the other end (side) of the spring 6 is connected to the main body 11.
  • a connecting terminal 5 is fixedly arranged in the main body 11, and the connecting terminal 5 is connected to the internal circuit, for example, connected to the positive electrode or the negative electrode of the power module or of the light source or the ground.
  • the inserting bolt 1122 is inserted into the socket 1142, the spring 6 is compressed and the connecting conductor 1123 at the inserting bolt 1122 is in contact with the connecting terminal 5, thereby forming an effectively connected circuit loop.
  • the inserting bolt 1122 is not inserted into the socket 1142, the inserting bolt 1122 is in a state (a relaxed state) of being disconnected from the internal circuit.
  • the difference between the length of the inserting bolt 1122 protruding out of the outside surface part 112 and the depth of the socket 1142 may be equal to or larger than the distance between the connecting conductor 1123 and the connecting terminal 5 in an unconnected state.
  • the inserting bolt 1122 is pushed into the socket 1142, and the spring 6 is compressed, until one end of the inserting bolt 1122 comes into contact with the connecting terminal 5, thereby forming an effectively connected circuit loop.
  • the switch 4 is preferably disposed on the upper side of the handle end 2, so that it is more convenient to turn on or off the light source of the handheld LED lamp.
  • a rotating body 3 is rotatably connected to the handle end 2.
  • the rotating body 3 helps to fix the two connected handheld LED lamps on a base surface.
  • the base surface may be a bottom surface, a table surface or any surface on which an object can be placed.
  • the handle end 2 has two rotating side faces 21 on the left and right sides thereof.
  • the rotating body 3 comprises two rotating side panels 32, which are rotatably connected to the rotating side faces 21 of the handle end 2, for example by an axis pin.
  • the rotating body 3 further comprises a bottom plate 31.
  • the rotating body 3 can rotate relative to the handle end 2, so that the bottom plate(s) 31 can be placed on a base surface in a stable way. Thereby the convenience of use of the handheld LED lamp is remarkably improved.
  • the two combined handheld LED lamps illuminate both the upper side and the lower side, it has a very good lighting effect.
  • a magnet is further provided at the bottom of the bottom plate 31.
  • the magnet at the bottom plate 31 can fix the handheld LED lamp(s) on the metal surface, thereby further improving the convenience of use of the handheld LED lamp(s).
  • Embodiment 2 differs from Embodiment 1 only in its circuit structure.
  • Embodiment 2 provides another circuit structure which can also achieve the goal that one switch can turn on/off two lamps simultaneously.
  • Figure 7 schematically shows a circuit structure of two handheld lamps according to our Embodiment 2.
  • the left side of Figure 7 shows a handheld lamp, comprising a power module, a lamp, and a switch system.
  • the switch system comprises a mechanical switch, a CPU, and an electronic switch.
  • the power module can supply power (electrical energy) to the whole circuit.
  • the lamp can convert electrical energy into light, and play the role as a light resource.
  • the mechanical switch is able to be switched between two different states, such as the state of connecting and the state of floating, and the mechanical switch is connected to a CPU.
  • the CPU is configured to recognize the state of the mechanical switch and then transfer the different state of the mechanical switch into different output / instruction.
  • the electronic switch is controlled by the CPU and is configured to receive the output / instruction from the CPU and then to connect or disconnect the lighting circuit (the circuit with the light resource) according to the output / instruction from the CPU.
  • the CPU recognizes the switch state as 1, and then controls / instructs the electronic switch to connect the lighting circuit.
  • the lamp is therefore turned on.
  • the CPU recognizes the switch state as 0, and then controls / instructs the electronic switch to disconnect the lighting circuit. The lamp is therefore turned off.
  • the circuit is provided with a port 1 which can connect the positive electrode of the power module or of the light resource (lamp) with an external circuit, as well as a port 2 which can connect to the ground or can connect the negative electrode of the power module or of the light resource (lamp) with an external circuit.
  • the circuit in the Figure 7 is provided with a port 3 which can connect the switch system with an external circuit.
  • the port 3 is connected to the conducting wire between a mechanical switch and a CPU, and therefore is connected to the output of the mechanical switch and the input of the CPU.
  • FIG. 7 shows another handheld lamp which is identical to the handheld lamp of the left side but is placed in a symmetrical position.
  • the circuits in two handheld LED lamps are combined into a whole circuit.
  • the port 1 and/or the port 2 and/or the port 3 are preferably provided at the outside surface part 112 and/or inside surface part 114.
  • the outside surface part 112 is provided with at least three inserting bolts 1122.
  • the inserting bolts 1122 may have a shape of cylinder.
  • the first inserting bolt 1122 belongs to port 1 in Fig. 7 and is therefore connected to the positive electrode of the power module or of the light source (lamp);
  • the second inserting bolt 1122 belongs to port 2 in Fig. 7 and is therefore connected to connect to the ground or to the negative electrode of the power module or of the light source (lamp);
  • the third inserting bolt 1122 belongs to port 3 in Fig. 7 and is therefore connected to the switch system.
  • the inside surface part 114 is provided with at least three sockets 1142, which match with the inserting bolts 1122.
  • the first socket 1142 belongs to port 1 in Fig. 7 and is therefore connected to the positive electrode of the power module or of the light source (lamp);
  • the second socket 1142 belongs to port 2 in Fig. 7 and is therefore connected to the ground or to the negative electrode of the power module or of the light source (lamp);
  • the third socket 1142 belongs to port 3 in Fig. 7 and is therefore connected to the switch system.
  • each port may include an inserting bolt 1122 and a socket 1142 which are connected by a conducting wire.
  • the Embodiment 2 Compared with the Embodiment 1, the Embodiment 2 has following advantages.
  • Embodiment 1 when the two handheld lamps are used in combination and only one switch is switched on, the power module of one handheld lamp may need to supply power to two lamps. Thus, there may be a risk of insufficient power.
  • Embodiment 2 when the two handheld lamps are used in combination and only one switch is switched on, the power module of each handheld lamp supplies power to each lamp individually. Thus, it solves the problem of insufficient power, and guarantees the brightness of the illumination, and thus brings a better lighting performance.
  • a charging system like a USB charging system may be further added.
  • the USB charging system has a USB interface to be connected to external power, and it is used for charge the internal battery or battery pack in the power module of the handheld lamp.
  • the charging system such as the USB charging system is preferably added between the port 1 and the positive electrode of power module or of the light resource (lamp).
  • one end of the charging system is connected to the conducting wire between the port 1 and the positive electrode of power module or of the light resource (lamp); the other end of the charging system is connected to the ground or to the conducting wire between the port 2 and the negative electrode of power module or of the light resource (lamp).
  • one charging interface such as one USB interface.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
EP19201818.2A 2019-04-12 2019-10-08 Lampe del portable Active EP3722657B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910293587.2A CN109958898A (zh) 2019-04-12 2019-04-12 一种手持式led灯

Publications (2)

Publication Number Publication Date
EP3722657A1 true EP3722657A1 (fr) 2020-10-14
EP3722657B1 EP3722657B1 (fr) 2021-04-28

Family

ID=67026065

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19201818.2A Active EP3722657B1 (fr) 2019-04-12 2019-10-08 Lampe del portable

Country Status (2)

Country Link
EP (1) EP3722657B1 (fr)
CN (1) CN109958898A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113586972A (zh) * 2021-07-30 2021-11-02 河南派普建工集团有限公司 房建施工用照明装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004083715A1 (fr) * 2003-03-19 2004-09-30 Eveready Battery Company, Inc. Element de retenue de dispositif d'eclairage
US20050052874A1 (en) * 2003-09-10 2005-03-10 Lawrence Shuniak Multiple segmented illumination device
CN104266088A (zh) * 2014-08-25 2015-01-07 蔡岳 一种可拆卸多功能灯
DE202015003492U1 (de) * 2015-05-12 2016-08-15 Außenhandelsgesellschaft Wachsmuth & Krogmann m.b.H. Arbeitslampe
CN108019638A (zh) 2017-12-01 2018-05-11 宁波市金典照明电器有限公司 一种单光源手持式led灯
CN108131578A (zh) 2017-12-28 2018-06-08 东莞市联洲知识产权运营管理有限公司 一种手持式led照明灯
US20180202617A1 (en) * 2015-10-27 2018-07-19 Zhihui He Multifunctional working light

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209540581U (zh) * 2019-04-12 2019-10-25 宁海县瑞海电器有限公司 一种手持式led灯

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004083715A1 (fr) * 2003-03-19 2004-09-30 Eveready Battery Company, Inc. Element de retenue de dispositif d'eclairage
US20050052874A1 (en) * 2003-09-10 2005-03-10 Lawrence Shuniak Multiple segmented illumination device
CN104266088A (zh) * 2014-08-25 2015-01-07 蔡岳 一种可拆卸多功能灯
DE202015003492U1 (de) * 2015-05-12 2016-08-15 Außenhandelsgesellschaft Wachsmuth & Krogmann m.b.H. Arbeitslampe
US20180202617A1 (en) * 2015-10-27 2018-07-19 Zhihui He Multifunctional working light
CN108019638A (zh) 2017-12-01 2018-05-11 宁波市金典照明电器有限公司 一种单光源手持式led灯
CN108131578A (zh) 2017-12-28 2018-06-08 东莞市联洲知识产权运营管理有限公司 一种手持式led照明灯

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113586972A (zh) * 2021-07-30 2021-11-02 河南派普建工集团有限公司 房建施工用照明装置
CN113586972B (zh) * 2021-07-30 2023-02-28 河南派普建工集团有限公司 房建施工用照明装置

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Publication number Publication date
CN109958898A (zh) 2019-07-02
EP3722657B1 (fr) 2021-04-28

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