CN112972113A - Automatic luminous welding face guard with bluetooth communication and new line demonstration - Google Patents
Automatic luminous welding face guard with bluetooth communication and new line demonstration Download PDFInfo
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- CN112972113A CN112972113A CN201911289973.0A CN201911289973A CN112972113A CN 112972113 A CN112972113 A CN 112972113A CN 201911289973 A CN201911289973 A CN 201911289973A CN 112972113 A CN112972113 A CN 112972113A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
- A61F9/06—Masks, shields or hoods for welders
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Abstract
本发明提供一种带有蓝牙通讯和抬头显示的自动发光焊接面罩，包括面罩本体，所述面罩本体的前表面安装有显示屏，所述面罩本体的前表面开设有观察口，所述面罩本体的前表面依次喷涂有第一防辐射层、第一阻燃层、第二阻燃层、第一耐高温层、第二耐高温层和第二防辐射层。本发明提供的带有蓝牙通讯和抬头显示的自动发光焊接面罩，通过设置第一防辐射层为最外层，吸收电焊过程中产生的辐射，降低对使用者的危害，通过设置蓝牙信号匹配，实现了使用者在工作过程中可以及时接收到外界带有蓝牙功能设备的信息，与手机、焊机的信息进行通讯、控制，提高了焊接面罩的实用性，方便了使用者的使用。
The invention provides an automatic light-emitting welding mask with bluetooth communication and head-up display, comprising a mask body, a display screen is installed on the front surface of the mask body, an observation port is opened on the front surface of the mask body, and the mask body is Its front surface is sprayed with a first anti-radiation layer, a first flame retardant layer, a second flame retardant layer, a first high temperature resistant layer, a second high temperature resistant layer and a second anti radiation layer. The automatic light-emitting welding mask with bluetooth communication and head-up display provided by the present invention, by setting the first anti-radiation layer as the outermost layer, absorbs the radiation generated in the electric welding process and reduces the harm to the user, and by setting the bluetooth signal matching, It is realized that the user can receive the information of the external device with the bluetooth function in time in the working process, and communicate and control the information of the mobile phone and the welding machine, which improves the practicability of the welding mask and facilitates the use of the user.
Description
Technical Field
The invention relates to the field of welding masks, in particular to an automatic luminous welding mask with Bluetooth communication and head-up display.
Background
The welding mask is a high-tech product integrating the subjects of optics, electronics, anthropology, materials science and the like, adopts high-quality LCD and glass-plated combination as a shading lens, a light sensing system on the lens can instantly detect the generation and disappearance of arc light when electric welding is detected, and rapidly drives liquid crystal to shade and change color and the like so as to safely and effectively filter harmful light, thereby protecting eyes and faces of welders from being damaged by arc light radiation, the welding mask is composed of an observation window, a light filter, a protection plate, a mask and the like, and has four types of hand-held masks, head-band masks, safety helmet masks and front-hanging glasses masks of safety helmets.
In the electric welding process, in order to reduce the radiation influence that the staff received, the welding face guard need be used, and current welding face guard is when using, because radiation resistance can be relatively poor with protective properties, staff's security has been reduced, simultaneously because current welding face guard does not have bluetooth communication function and music instant music, lead to the staff very boring and dull and unable in time to receive external information in the course of the work, inconvenient user's use has reduced welding face guard's practicality.
Therefore, there is a need for an automatic light-emitting welding mask with bluetooth communication and head-up display to solve the above-mentioned problems.
Disclosure of Invention
The invention provides an automatic luminous welding mask with Bluetooth communication and head-up display, which solves the problems that the safety of workers is reduced due to poor radiation resistance and protection performance when the existing welding mask is used, and the workers are very boring and unable to receive external information in time during working due to the fact that the existing welding mask does not have the Bluetooth communication function and the music playing function.
In order to solve the technical problems, the automatic light-emitting welding mask with the Bluetooth communication and the head-up display comprises a mask body, wherein a display screen is mounted on the front surface of the mask body, an observation port is formed in the front surface of the mask body, a painting protective layer is sprayed on the front surface of the mask body and comprises a first radiation-proof layer, a first flame-retardant layer, a second flame-retardant layer, a first high-temperature-resistant layer, a second high-temperature-resistant layer and a second radiation-proof layer, a signal receiver and a music player are mounted on the rear surface of the mask body respectively, and the electrical output end of the signal receiver is electrically connected with the electrical input end of the music player.
Preferably, the surface of the mask body 1 is respectively provided with a communication button 7 and an adjusting knob 8, and the electrical output end of the communication button 7 is interactively connected with the electrical input end of the mobile phone.
Preferably, protection plate 9 has all been welded to the both sides of face guard body 1, the front surface of protection plate 9 rotates and is connected with band 10, ear muff 13 is installed in the outside of band 10, ear muff 13's inside is equipped with earphone 14, ear muff 13's the outside is equipped with microphone opening 15.
Preferably, the first radiation protection layer is located on the outer side of the first flame-retardant layer, the first flame-retardant layer is located on the outer side of the second flame-retardant layer, the second flame-retardant layer is located on the outer side of the first high-temperature-resistant layer, the first high-temperature-resistant layer is located on the outer side of the second high-temperature-resistant layer, and the second high-temperature-resistant layer is located on the outer side of the second radiation protection layer.
Preferably, the first radiation protection layer is a first polyethylene radiation protection layer, the second radiation protection layer is a second polyethylene radiation protection layer, the first flame-retardant layer is a novolac epoxy flame-retardant layer, the second flame-retardant layer is a high chlorinated polyethylene flame-retardant layer, the first high temperature resistant layer is a polyurethane high temperature resistant layer, and the second high temperature resistant layer is an acrylic acid high temperature resistant layer.
Preferably, the thicknesses of the first radiation protection layer and the second radiation protection layer are respectively set to be 30-50 μm, the thicknesses of the first flame-retardant layer and the second flame-retardant layer are respectively set to be 20-40 μm, and the thicknesses of the first high temperature resistant layer and the second high temperature resistant layer are respectively set to be 25-45 μm.
Preferably, the front surface of the mask body is provided with a temperature sensor, the electrical output end of the temperature sensor is electrically connected with the electrical input end of the display screen, the rear surface of the mask body is provided with a controller, and the electrical input end of the controller is respectively and interactively connected with the electrical input ends of the display screen, the signal receiver, the music player and the temperature sensor.
Preferably, the electrical output end of the signal receiver is interactively connected with the electrical input end of the mobile phone, and the display screen is set to display temperature, date and working time.
Compared with the related art, the automatic luminous welding mask with the Bluetooth communication function and the head-up display function has the following beneficial effects:
the invention provides an automatic luminous welding mask with Bluetooth communication and head-up display,
1. the first radiation-proof layer is arranged as the outermost layer, so that radiation generated in the electric welding process is absorbed, harm to a user is reduced, Bluetooth signal matching is arranged, the user can timely receive information of equipment with a Bluetooth function outside in the working process, the information is communicated and controlled with information of a mobile phone and a welding machine, the practicability of the welding mask is improved, the use of the user is facilitated, and the problems that when the existing welding mask is used, due to the fact that the radiation resistance performance and the protection performance are poor, the safety of workers is reduced, and meanwhile, due to the fact that the existing welding mask does not have the Bluetooth communication function and the music playing function, the workers are very boring in the working process and cannot timely receive outside information are solved;
2. the invention realizes the communication control with the mobile phone by arranging the communication button, realizes the control of welding flux parameters of the welding machine by arranging the adjusting knob, is convenient for a user to use, increases the protection area of the mask body by arranging the protection plate, improves the safety of the user, avoids the phenomenon that the user is splashed by sparks in the electric welding process due to the lack of the protection device, liberates the two hands of the user by arranging the band hoop, improves the working efficiency of the user, protects the ears of the user and can carry out voice communication by arranging the ear muffs, the earphones and the microphone openings;
3. the invention absorbs the radiation generated in the electric welding process by arranging the first anti-radiation layer as the outermost layer, reduces the harm to users, absorbs the heat generated in the electric welding process by arranging the first flame-retardant layer, the second flame-retardant layer, the first high-temperature-resistant layer and the second high-temperature-resistant layer, provides comfortable working environment for users, continuously plays the role of absorbing the radiation by the second anti-radiation layer when the first anti-radiation layer is damaged and loses the function by arranging the second anti-radiation layer as the innermost layer, thereby improving the safety of users, has good flexibility by arranging the polyurethane high-temperature-resistant layer, has strong adaptability to the expansion or cracking of a base layer, has high tensile strength, is green, environment-friendly, nontoxic and tasteless, good weather resistance, no flowing at high temperature, no cracking at low temperature and excellent ageing resistance, and by arranging the acrylic high-temperature-resistant layer, the coating has better weather resistance and gloss retention, better color retention, good high temperature resistance, corrosion resistance, chemical resistance, water resistance, alkali resistance, salt resistance and seawater resistance;
4. the welding mask comprises a welding machine, a temperature sensor, a controller, a display screen, a signal receiver, a music player and a temperature sensor, wherein the temperature sensor is arranged on the welding machine, the controller is arranged on the display screen, the signal receiver is arranged on the signal receiver, the music player is arranged on the temperature sensor, the controller is arranged on the music player, the display screen, the signal receiver, the music player and the temperature sensor are arranged on the controller, the temperature sensor is arranged on the controller, the controller is arranged on the display screen, the signal receiver is arranged on the signal receiver, the signal receiver is arranged on the music player, the controller is arranged.
Drawings
FIG. 1 is a schematic view of an automatic light-emitting welding helmet with Bluetooth communication and head-up display according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of the paint protective layer of the automatic light-emitting welding helmet shown in FIG. 1 with Bluetooth communication and a head-up display;
FIG. 3 is a rear elevational view of the configuration of the automatic light emitting welding helmet of FIG. 1 with Bluetooth communication and a heads-up display;
FIG. 4 is a schematic diagram of the band of the automatic light emitting welding helmet of FIG. 1 with Bluetooth communication and a head-up display;
fig. 5 is a system diagram of the automated light-emitting welding helmet of fig. 1 with bluetooth communication and a heads-up display.
Reference numbers in the figures: 1. the face guard body, 2, the display screen, 3, the viewing aperture, 4, the painting inoxidizing coating, 41, first radiation protection layer, 42, first fire-retardant layer, 43, the fire-retardant layer of second, 44, first high temperature resistant layer, 45, the resistant high temperature layer of second, 46, the layer is protected against radiation to the second, 5, signal receiver, 6, music player, 7, the handle, 8, antiskid cover, 9, the guard plate, 10, the bandage, 11, the temperature-sensing ware, 12, the controller.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic diagram illustrating a structure of a preferred embodiment of an automatic light-emitting welding helmet with bluetooth communication and a head-up display according to the present invention, fig. 2 is an enlarged schematic diagram illustrating a structure of a paint protection layer of the automatic light-emitting welding helmet with bluetooth communication and a head-up display shown in fig. 1, fig. 3 is a rear view illustrating a structure of the automatic light-emitting welding helmet with bluetooth communication and a head-up display shown in fig. 1, fig. 4 is a schematic diagram illustrating a band of the automatic light-emitting welding helmet with bluetooth communication and a head-up display shown in fig. 1, and fig. 5 is a schematic diagram illustrating a system of the automatic light-emitting welding helmet with bluetooth communication and a head-up display shown in fig.. The utility model provides an automatic luminous welding face guard with bluetooth communication and new line demonstration, includes face guard body 1, the front surface mounting of face guard body 1 has display screen 2, viewing aperture 3 has been seted up to the front surface of face guard body 1, the front surface spraying of face guard body 1 has japanning inoxidizing coating 4, japanning inoxidizing coating 4 includes first radiation protection layer 41, first fire-retardant layer 42, the fire-retardant layer 43 of second, first high temperature resistant layer 44, the resistant high temperature layer 45 of second and the second radiation protection layer 46, signal receiver 5 and music player 6 are installed respectively to the rear surface of face guard body 1, signal receiver 5's electrical output and music player 6's electrical input end electric connection.
Communication button 7 and adjust knob 8 are installed respectively to the surface of face guard body 1, the electric property input end interactive connection of 7 electric output ends of communication button and cell-phone, through setting up communication button 7, realized controlling with cell-phone communication, through setting up adjust knob 8, realized controlling butt welder flux parameter, made things convenient for user's use.
The first radiation protection layer 41 is located on the outer side of the first flame-retardant layer 42, the first flame-retardant layer 42 is located on the outer side of the second flame-retardant layer 43, the second flame-retardant layer 43 is located on the outer side of the first high-temperature-resistant layer 44, the first high-temperature-resistant layer 44 is located on the outer side of the second high-temperature-resistant layer 45, the second high-temperature-resistant layer 45 is located on the outer side of the second radiation protection layer 46, the first radiation protection layer 41 is arranged to be the outermost layer, radiation generated in the electric welding process is absorbed, harm to a user is reduced, heat generated in the electric welding process is absorbed through the first flame-retardant layer 42, the second flame-retardant layer 43, the first high-temperature-resistant layer 44 and the second high-temperature-resistant layer 45, a comfortable working environment is provided for the user, the second radiation protection layer 46 is arranged to be the innermost layer, when the first radiation protection layer 41 is prevented from being damaged and losing the effect of radiation absorption is continuously exerted through, thereby improving the safety of the user.
The first radiation protection layer 41 is a first polyethylene radiation protection layer, the second radiation protection layer 46 is a second polyethylene radiation protection layer, the first flame-retardant layer 42 is a novolac epoxy resin flame-retardant layer, the second flame-retardant layer 43 is a high chlorinated polyethylene flame-retardant layer, the first high temperature resistant layer 44 is a polyurethane high temperature resistant layer, the second high temperature resistant layer 45 is an acrylic acid high temperature resistant layer, the thickness of the first radiation protection layer 41 and the thickness of the second radiation protection layer 46 are both set to be 30 mu m-50 mu m, the thickness of the first flame-retardant layer 42 and the thickness of the second flame-retardant layer 43 are both set to be 20 mu m-40 mu m, the thickness of the first high temperature resistant layer 44 and the thickness of the second high temperature resistant layer 45 are both set to be 25 mu m-45 mu m, and by setting the polyurethane high temperature resistant layer, the high-flexibility, the high adaptability to the stretching or cracking of the base layer is achieved, the tensile strength is high, and the environment is protected, the acrylic acid high-temperature resistant coating is non-toxic and odorless, good in weather resistance, free of flowing at high temperature, free of cracking at low temperature and excellent in ageing resistance, and the acrylic acid high-temperature resistant layer is arranged, so that the coating is better in weather resistance and gloss retention and better in color retention, and has good high-temperature resistance, corrosion resistance, chemical resistance, water resistance, alkali resistance, salt resistance and seawater resistance.
The utility model discloses a welding face guard, including face guard body 1, front surface mounting has temperature-sensing ware 11, temperature-sensing ware 11's electrical output and display screen 2's electrical input end electric connection, face guard body 1's rear surface mounting has controller 12, controller 12's electrical input end respectively with display screen 2, signal receiver 5, music player 6 and temperature-sensing ware 11's electrical input end interactive connection, through setting up temperature-sensing ware 11, can let the user see the operating temperature of welding machine in real time, guarantee welded normal work, through setting up music player 6, provide recreational for user's boring work, through setting up controller 12, made things convenient for the user to display screen 2, signal receiver 5, music player 6 and temperature-sensing ware 11's control.
The electric output end of the signal receiver 5 is interactively connected with the electric input end of the mobile phone, the display screen 2 is set to display temperature, date and working time, and the user can timely receive external information in the working process by setting the signal receiver 5, so that the practicability of the welding mask is improved, and the use of the user is facilitated.
The working principle of the automatic luminous welding mask with the Bluetooth communication and the head-up display is as follows:
the invention absorbs radiation generated in the electric welding process by arranging the first radiation-proof layer 41 as the outermost layer, so as to reduce the harm to users, absorbs heat generated in the electric welding process by arranging the first flame-retardant layer 42, the second flame-retardant layer 43, the first high-temperature-resistant layer 44 and the second high-temperature-resistant layer 45, so as to provide comfortable working environment for users, continuously plays a role of absorbing radiation by the second radiation-proof layer 46 in order to prevent the first radiation-proof layer 41 from being damaged and losing the role by arranging the second radiation-proof layer 46 as the innermost layer, so as to improve the safety of users, has good flexibility by arranging the polyurethane high-temperature-resistant layer, has strong adaptability to the expansion or cracking of the base layer, has high tensile strength, is green and environment-friendly, is nontoxic and tasteless, has good weather resistance, does not flow at high temperature, does not crack at low temperature, has excellent ageing resistance, and is realized by arranging the acrylic high-temperature-resistant layer, the coating has better weather resistance, gloss retention and color retention, has good high temperature resistance, corrosion resistance, chemical resistance, water resistance, alkali resistance, salt resistance and seawater resistance, can ensure that a user can see the working temperature of a welding machine in real time by arranging the temperature sensor 11 to ensure the normal work of welding, provides entertainment for the boring work of the user by arranging the music player 6, facilitates the control of the user on the display screen 2, the signal receiver 5, the music player 6 and the temperature sensor 11 by arranging the controller 12, realizes that the user can timely receive external information in the working process by arranging the signal receiver 5, improves the practicability of the welding mask, facilitates the use of the user, and solves the problems that the existing welding mask has poor radiation resistance and protective performance when in use, the safety of staff has been reduced, simultaneously because current welding face guard does not have bluetooth communication function and music instant music, leads to the staff very boring and can't in time receive the problem of external information in the course of the work.
Compared with the related art, the automatic luminous welding mask with the Bluetooth communication function and the head-up display function has the following beneficial effects:
according to the invention, the first radiation-proof layer 41 is arranged as the outermost layer, so that radiation generated in the electric welding process is absorbed, the harm to a user is reduced, and the Bluetooth signal matching is arranged, so that the user can timely receive information of external equipment with a Bluetooth function in the working process, and can communicate and control the information of a mobile phone and a welding machine, the practicability of the welding mask is improved, the use of the user is facilitated, and the problems that the safety of workers is reduced due to poor radiation resistance and protection performance when the existing welding mask is used, and meanwhile, the workers are very boring and cannot timely receive external information due to the fact that the existing welding mask does not have the Bluetooth communication function and the music playing function in the working process are solved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides an automatic luminous welding face guard with bluetooth communication and new line demonstration, includes face guard body (1), its characterized in that, the front surface mounting of face guard body (1) has display screen (2), viewing aperture (3) have been seted up to the front surface of face guard body (1), the front surface spraying of face guard body (1) has japanning inoxidizing coating (4), japanning inoxidizing coating (4) include first radiation protection layer (41), first fire-retardant layer (42), the fire-retardant layer of second (43), first high temperature resistant layer (44), the resistant high temperature layer of second (45) and the resistant layer of second (46) of protecting against radiation, signal receiver (5) and music player (6) are installed respectively to the rear surface of face guard body (1), the electrical output of signal receiver (5) and the electrical input end electric connection of music player (6).
2. The automatic luminous welding mask with the Bluetooth communication function and the head-up display function as claimed in claim 1, wherein a communication button (7) and an adjusting knob (8) are respectively mounted on the surface of the mask body (1), and an electrical output end of the communication button (7) is interactively connected with an electrical input end of a mobile phone.
3. The automatic luminous welding mask with Bluetooth communication and head-up display functions as claimed in claim 1, wherein protection plates (9) are welded on two sides of the mask body (1), a band hoop (10) is rotatably connected to the front surface of each protection plate (9), an ear cup (13) is installed on the outer side of each band hoop (10), an earphone (14) is arranged inside each ear cup (13), and a microphone opening (15) is arranged on the outer side of each ear cup (13).
4. The automatic light-emitting welding mask with Bluetooth communication and head-up display according to claim 1, wherein the first radiation protection layer (41) is located on the outer side of a first flame retardant layer (42), the first flame retardant layer (42) is located on the outer side of a second flame retardant layer (43), the second flame retardant layer (43) is located on the outer side of a first high temperature resistant layer (44), the first high temperature resistant layer (44) is located on the outer side of a second high temperature resistant layer (45), and the second high temperature resistant layer (45) is located on the outer side of a second radiation protection layer (46).
5. The automatic light-emitting welding mask with Bluetooth communication and head-up display function according to claim 1, wherein the first radiation-proof layer (41) is a first polyethylene radiation-proof layer, the second radiation-proof layer (46) is a second polyethylene radiation-proof layer, the first flame-retardant layer (42) is a novolac epoxy flame-retardant layer, the second flame-retardant layer (43) is a high chlorinated polyethylene flame-retardant layer, the first high temperature-resistant layer (44) is a polyurethane high temperature-resistant layer, and the second high temperature-resistant layer (45) is an acrylic high temperature-resistant layer.
6. The automatic luminous welding mask with Bluetooth communication and head-up display as claimed in claim 1, wherein the thickness of the first radiation protection layer (41) and the second radiation protection layer (46) is set to 30 μm to 50 μm, the thickness of the first flame retardant layer (42) and the second flame retardant layer (43) is set to 20 μm to 40 μm, and the thickness of the first high temperature resistant layer (44) and the second high temperature resistant layer (45) is set to 25 μm to 45 μm.
7. The automatic light-emitting welding mask with the Bluetooth communication function and the head-up display function according to claim 2, wherein a temperature sensor (11) is mounted on the front surface of the mask body (1), an electrical output end of the temperature sensor (11) is electrically connected with an electrical input end of the display screen (2), a controller (12) is mounted on the rear surface of the mask body (1), and electrical input ends of the controller (12) are respectively and interactively connected with electrical input ends of the display screen (2), the signal receiver (5), the music player (6), the adjusting knob (8) and the temperature sensor (11).
8. The automatic light-emitting welding mask with Bluetooth communication and heads-up display as claimed in claim 1, wherein the electrical output of the signal receiver (5) is interactively connected with the electrical input of the mobile phone, and the display screen (2) is configured to display temperature, date and working hours.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911289973.0A CN112972113A (en) | 2019-12-16 | 2019-12-16 | Automatic luminous welding face guard with bluetooth communication and new line demonstration |
| PCT/CN2020/093087 WO2021120530A1 (en) | 2019-12-16 | 2020-05-29 | Automatic light-emitting welding mask with bluetooth communication and head-up display functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911289973.0A CN112972113A (en) | 2019-12-16 | 2019-12-16 | Automatic luminous welding face guard with bluetooth communication and new line demonstration |
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| Publication Number | Publication Date |
|---|---|
| CN112972113A true CN112972113A (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911289973.0A Pending CN112972113A (en) | 2019-12-16 | 2019-12-16 | Automatic luminous welding face guard with bluetooth communication and new line demonstration |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112972113A (en) |
| WO (1) | WO2021120530A1 (en) |
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| CN2098908U (en) * | 1991-08-08 | 1992-03-18 | 姚广忠 | Hand plastic shield for arc welding |
| US20100223706A1 (en) * | 2009-03-03 | 2010-09-09 | Illinois Tool Works Inc. | Welding helmet audio communication systems and methods with bone conduction transducers |
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| EP3326592A1 (en) * | 2016-11-23 | 2018-05-30 | optrel Holding AG | Protective cartridge |
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- 2019-12-16 CN CN201911289973.0A patent/CN112972113A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2098909U (en) * | 1991-08-08 | 1992-03-18 | 姚广忠 | Safety helmet type plastic arc welding guard with neck guard |
| CN201684069U (en) * | 2010-05-31 | 2010-12-29 | 李腾阳 | Head electric welding mask |
| CN105769437A (en) * | 2014-12-26 | 2016-07-20 | 泰克曼(南京)电子有限公司 | Head-up display welding mask provided with wireless modules |
| CN208085152U (en) * | 2018-03-19 | 2018-11-13 | 绍兴柯桥双典纺织有限公司 | A kind of textile fabric of radiation protection |
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| Publication number | Publication date |
|---|---|
| WO2021120530A1 (en) | 2021-06-24 |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |
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| RJ01 | Rejection of invention patent application after publication |