WO2025143291A1 - 화재 방지용 매트 - Google Patents
화재 방지용 매트 Download PDFInfo
- Publication number
- WO2025143291A1 WO2025143291A1 PCT/KR2023/021680 KR2023021680W WO2025143291A1 WO 2025143291 A1 WO2025143291 A1 WO 2025143291A1 KR 2023021680 W KR2023021680 W KR 2023021680W WO 2025143291 A1 WO2025143291 A1 WO 2025143291A1
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- WO
- WIPO (PCT)
- Prior art keywords
- conductive lines
- electrode
- conductive
- heating
- line
- 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
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater flexible, e.g. heating nets or webs
- H05B3/342—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles
- H05B3/347—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles woven fabrics
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/145—Carbon only, e.g. carbon black, graphite
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/014—Heaters using resistive wires or cables not provided for in H05B3/54
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/016—Heaters using particular connecting means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/029—Heaters specially adapted for seat warmers
Definitions
- the present invention has been devised by the background art described above, and is composed of a plurality of conductive lines, and the conductive line strands located at the upper and lower ends are split to form branched conductive lines in which the plurality of conductive line strands branch from each other, and the branched conductive lines formed at opposite positions among the branched conductive lines are connected to each other so that all of the plurality of conductive lines conduct electricity, thereby maximizing the contact area between the plurality of conductive lines and the heating line, thereby preventing poor contact with the heating line, and preventing a fire from occurring due to poor contact with the heating line even if some of the conductive line strands are damaged or broken.
- the purpose of the present invention is to provide a fire prevention mat.
- the present invention provides a fire prevention mat in which a plurality of conductive lines are configured such that they are all energized by branch conductive lines, so that even if only one of the branch conductive lines maintains contact with the heating line, stable and continuous power supply is possible, thereby preventing overheating from occurring due to concentration of resistance on the side of the conductive line where poor contact has occurred, and thereby preventing the occurrence of a fire.
- the present invention aims to provide a fire prevention mat capable of preventing oxidation of a conductive wire that supplies power to a heating wire by coating the surface of copper having a thin diameter with tin.
- the present invention provides a fire prevention mat which comprises a plurality of conductive wires coated with tin, which are connected to each other by branch conductive wires, and thus constitutes a single integrated conductive wire, thereby providing sufficient resistance to stress due to repeated use, and which improves the weaving properties with the base fabric of the mat, thereby minimizing the rate of product defects, and which minimizes damage or breakage of the conductive wires even when washed using general washing methods such as hand washing or water washing.
- the electrode part (202) is characterized by including a first electrode part (210) composed of the plurality of conductive lines (250) and the plurality of branch conductive lines (260), configured in the central portion of the base fabric (110) and configured to be in contact with the central portion of the heating line (120), a second electrode part (220) configured on one side or both sides of the base fabric (110), or configured on the peripheral surface, configured to be in contact with both ends of the heating line (120), and a plurality of first insulating cover parts (230) configured in the first electrode part (210) and configured at a position where the heating line (120) and the plurality of conductive lines (250) come into contact to fix the first electrode part (210) to the base fabric (110).
- a first electrode part (210) composed of the plurality of conductive lines (250) and the plurality of branch conductive lines (260), configured in the central portion of the base fabric (110) and configured to be in contact with the central portion of the heating line (120)
- a second electrode part (220) configured on one side or
- the plurality of conductive lines (250) are characterized by being composed of a plurality of tin-coated copper lines.
- the first insulating cover part (230) comprises: an electrode contact part (310) that enables electrical contact between the heating line (120) and the plurality of conductive lines (250) while being perpendicular to each other; a first electrode covering part (320) that is respectively formed on the upper and lower portions of the electrode contact part (310) and covers the heating line (120) and the plurality of conductive lines (250) so as to surround them; a branch conductive line connecting part (330) that is respectively formed on the upper and lower portions of the first electrode covering part (320) and connects the plurality of branch conductive lines (260) formed on the plurality of conductive lines (250); and a second electrode that is respectively formed on the upper and lower portions of the branch conductive line connecting part (330) and covers the plurality of conductive lines (250) extending from the ends of the plurality of branch conductive lines (260) so as to surround them. It is characterized by further including a covering portion (340).
- a plurality of conductive lines are configured to be all electrically conductive by branch conductive lines, the contact area between a plurality of conductive lines and the heating line is maximized, thereby preventing poor contact with the heating line.
- the contact area between a plurality of conductive lines and the heating line is maximized, thereby preventing poor contact with the heating line.
- the conductive line strands are damaged or broken, there is an effect of preventing a fire from occurring due to poor contact with the heating line.
- a plurality of conductive lines coated with tin are configured to be connected to each other by branch conductive lines and configured to form a single integrated conductive line, sufficient resistance to stress due to repeated use can be provided, and the resilience with the base fabric of the mat can be improved to minimize the defect rate of the product, and even when washing is performed using general washing methods such as hand washing or water washing, there is an effect of minimizing damage or breakage of the conductive lines.
- Figure 1 is a drawing schematically showing a fire prevention mat according to one embodiment of the present invention
- Figure 2 is a fire prevention mat according to one embodiment of the present invention.
- FIG. 3 is a drawing showing an enlarged view of part “A” according to one embodiment of the present invention.
- the fire prevention mat of the present invention comprises a conventional sleeping mat, an electric heating mat laminated on a bed mattress to provide heat, or a heating (or heating) sheet built into a car seat, and is configured to include a mat portion (100) and a heating sheet portion (200).
- the mat portion (100) is composed of a base fabric (110) in which conventional fibers are woven so that they are perpendicular to each other, a heating sheet portion (200) is combined, a plurality of heating lines (120) that are woven together with the base fabric (110) so that electrical connection is made with the heating sheet portion (200), and which generate heat when power is applied, and a control device (140) that controls whether power is supplied to the heating lines (120).
- the base fabric (110) is configured with a second electrode part (220) formed along the circumference of the heating sheet part (200), and a finishing part (112) is formed to support the second electrode part (220) and the heating line (120) so that they can be electrically connected to each other.
- the closing part (112) may be composed of the same material as the base fabric (110), and may be configured so that the end of the second electrode part (220) and the heating wire (120) can be electrically connected to the inner surface thereof, so that the end of the second electrode part (220) and the heating wire (120) is not exposed to the outside, but is not limited thereto.
- the second electrode part (220) is configured to be joined by weaving to the upper surface of the closing part (112), and when the second electrode part (220) is joined, the heating wire (120) may also be configured to be joined by weaving.
- an electrode finishing part (130) is formed on the base fabric (110) at a finishing part (112), preferably formed at a part where the first and second electrode parts (210, 220) forming the heating sheet part (200) are grounded (or in contact) with each other, thereby connecting the first and second electrode parts (210, 220) to the base fabric (110).
- the electrode finishing part (130) may correspond to a part where the first and second electrode parts (210, 220) are joined by weaving on the finishing part (112).
- the heating wire (120) is configured to be a plurality of wires spaced apart at a predetermined interval on the upper surface of the base fabric (110), arranged in parallel at a predetermined interval on the base fabric (110), and configured so that both ends thereof are electrically connected to the first and second electrode parts (210, 220) configured in the heating sheet part (200), and configured so that heating is generated by power applied to the first and second electrode parts (210, 220).
- double covering means that a silver-coated yarn is wound clockwise around the outer surface of the heating wire (120), and another silver-coated yarn is wound counterclockwise so as to intersect with each other and wrap around the outer surface of the heating wire (120).
- the first electrode part (210) is woven and joined to the base fabric (110), formed in the central portion of the base fabric (110), and configured to make contact with the central side of the heating wire (120), so that heating of the heating wire (120) is achieved by current applied from the control device (140).
- the first electrode part (210) is described as being formed in the central part of the base fabric (110), but is not limited thereto, and may be formed on one side of the base fabric (110) depending on the size of the base fabric (110), that is, the size or area of the fire prevention mat.
- the second electrode part (220) may be configured at a position facing the first electrode part (210) so that both ends of the heating wire (120) are in contact with each other.
- This first electrode part (210) is composed of a copper wire (or copper thread) coated with tin on the surface, and is composed of a plurality of conductive lines (250) configured to be spaced apart at a fine interval, and a plurality of branched conductive lines (260) that split the plurality of conductive lines (250) into a certain number of strands to branch them, and connect the branched plurality of conductive lines (250) to each other.
- the conductive wire (250) may be formed of a plurality of copper wires coated with tin, and since the conductive wire (250) is formed of a plurality of copper wires, the contact area with the heating wire (120) can be improved, thereby preventing poor contact with the heating wire (120).
- one of the plurality of conductive lines (250) of the present invention may be formed of 32 tin-coated copper wires. However, this is not limited thereto, and the number of copper wires forming one conductive line (250) may be applied differently depending on the size and size of the fire prevention mat.
- the branched conductive line (260) is formed on each of the plurality of conductive lines (250) and is formed at a position spaced apart by a predetermined distance from the portion in contact with the heating line (120).
- the branched conductive line (260) divides the copper wires forming the plurality of conductive lines (250) into a predetermined number of strands to branch them and connects the branched copper wires to each other so that all of the conductive lines (250) can be maintained in a state where they are all electrically conductive, thereby maximizing the contact area between the plurality of conductive lines (250) and the heating line (120) and preventing poor contact with the heating line (120), and even if some or most of the copper wires forming the plurality of conductive lines (250) are damaged or broken, it serves to prevent a fire from occurring due to poor contact with the heating line (120).
- branch challenge lines (260) are configured so that when connecting a plurality of challenge lines (250), the branch challenge lines (260) formed at opposing positions are connected to each other.
- the branch conductive line (260) branches off from the conductive line (250) into a first branch conductive line (260a) and a second branch conductive line (260b), and when connecting the first conductive line (250a) and the second conductive line (250b) among the plurality of conductive lines (250) branched off into the first and second branch conductive lines (260a, 260b), the second branch conductive line (260b) formed in the first conductive line (250a) is connected to the first branch conductive line (260a) formed in the second conductive line (250b).
- one branch conductive line (260) of the present invention is made of 32 tin-coated copper wires as in the example described above
- the first and second branch conductive lines (260a, 260b) can be formed of 16 copper wires each, but are not limited thereto.
- the present invention configured in this manner can maintain a state in which a plurality of conductive lines (250) are connected to each other by branch conductive lines (260), and since the plurality of conductive lines (250) connected by the branch conductive lines (260) are configured to be integrated with each other, even if a short circuit occurs in a plurality of copper lines among the copper lines forming the conductive lines (250) and poor contact with the heating line (120) occurs, the flow of current applied by other copper lines that are stably maintaining contact with the heating line (120) can be maintained.
- the second electrode part (220) of the present invention is formed on the finishing part (112) of the base fabric (110) and is configured so that the end of the heating wire (120) can be in contact with it, and is configured to have the same shape as the first electrode part (210) described above.
- the second electrode part (220) is also composed of a copper wire (or copper thread) with tin coated on the surface, and is composed of a plurality of conductive lines (250) configured to be spaced apart at a fine interval, and a plurality of branched conductive lines (260) that split the plurality of conductive lines (250) into a certain number of strands and connect the branched plurality of conductive lines (250) to each other.
- the first insulating cover part (230) is a component that is configured in the electrode part (202) including the first electrode part (210) or the first and second electrode parts (210, 220), supports electrical contact between the heating wire (120) and a plurality of conductive lines (250), and provides insulation to the electrode part (202) by covering the plurality of conductive lines (250) so as to surround them, and at the same time covers the connection portions of branch conductive lines (260) formed for each of the plurality of conductive lines (250) so as to surround them, thereby allowing bonding with the base fabric (110).
- the first insulating cover part (230) is configured to include an electrode contact part (310) in which a space is provided so that the heating line (120) is arranged orthogonally to a plurality of conductive lines (250), and electrical contact can be made between the heating line (120) and the plurality of conductive lines (250), a first electrode covering part (320) configured on the upper and lower portions of the electrode contact part (310) respectively, and which covers the plurality of conductive lines (250) that are in electrical contact with the heating line (120) and is fixed to the base fabric (110), and a branch conductive line connecting part (330) configured on the upper and lower portions of the first electrode covering part (320) respectively, and which connects a plurality of branch conductive lines (260) formed on the plurality of conductive lines (250) so that the plurality of conductive lines (250) can be integrated with each other.
- an electrode contact part (310) in which a space is provided so that the heating line (120) is arranged orthogonally to a plurality of conductive lines (250
- first insulating cover part (230) may further include a second electrode covering part (340) configured to cover a plurality of conductive lines (250) extending from the end of the branch conductive line (260) and configured to be formed on the upper and lower portions of the branch conductive line connection part (330), to wrap around the plurality of conductive lines (250), to secure the plurality of conductive lines (250) to the base fabric (110), and to provide insulation for current flowing through the plurality of conductive lines (250).
- a second electrode covering part (340) configured to cover a plurality of conductive lines (250) extending from the end of the branch conductive line (260) and configured to be formed on the upper and lower portions of the branch conductive line connection part (330), to wrap around the plurality of conductive lines (250), to secure the plurality of conductive lines (250) to the base fabric (110), and to provide insulation for current flowing through the plurality of conductive lines (250).
- the first insulating cover part (230) of the present invention may be formed of a mixed yarn in which elastic yarns such as carbon fiber yarn, spandex yarn, and high-elasticity urethane yarn are mixed, and is configured to wrap the electrode part (202), and both ends thereof are formed by weaving together into the base fabric (110).
- the first insulating cover part (230) of the present invention configured in this manner enables easier and better contact between the base fabric (110) and the heating wire (120), while maximizing electrode contact points with the electrode part (202) and stably maintaining an electrical connection state.
- the second insulating cover part (240) is configured between the first insulating cover parts (230) which are composed of a plurality of pieces, and covers the electrode part (202) including the first and second electrode parts (210, 220) which are composed of a plurality of conductive lines (250) and branch conductive lines (260) arranged between the first insulating cover parts (230), and serves to secure the electrode part (202) to the base fabric (110) and provide insulation for the current flowing through the electrode part (202).
- This second insulating cover part (240) may be composed of first and second electrode covering parts (320, 340) formed in the first insulating cover part (230).
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Surface Heating Bodies (AREA)
- Resistance Heating (AREA)
- Control Of Resistance Heating (AREA)
Abstract
Description
Claims (6)
- 직류 전원의 공급 여부를 제어하는 제어장치(140)가 구비된 베이스 원단(110);상기 베이스 원단(110)에 다수개로 결합되고, 전원 인가시 발열하는 발열선(120); 및상기 발열선(120)과 전기적 접촉이 이루어지도록 구성되는 다수개의 도전선(250)과, 상기 다수개의 도전선(250)에 형성되며, 상기 다수개의 도전선(250)에 구성되는 구리선을 일정 가닥별로 갈라치기 하여 분기시키고, 분기된 다수개의 도전선(250)들이 통전될 수 있도록 서로 연결시키는 다수개의 분기 도전선(260)을 포함하는 전극부(202);를 포함하는 것을 특징으로 하는 화재 방지용 매트.
- 제1항에 있어서,상기 전극부(202)는,상기 다수개의 도전선(250) 및 상기 다수개의 분기 도전선(260)으로 구성되며, 상기 베이스 원단(110)의 중앙부에 구성되고, 상기 발열선(120)의 중앙부와 접촉되게 구성되는 제1전극부(210)와,상기 베이스 원단(110)의 일측, 또는 양측부에 각각 구성되거나, 둘레면에 구성되며, 상기 발열선(120)의 양측 단부가 접촉되게 구성되는 제2전극부(220)와,상기 제1전극부(210)에 구성되되, 상기 발열선(120)과 상기 다수개의 도전선(250)들의 접촉이 이루어지는 위치에 구성되어 상기 제1전극부(210)를 상기 베이스 원단(110)에 고정시키는 다수개의 제1절연 커버부(230)와,상기 다수개의 제1절연 커버부(230) 사이에 구성되며, 제1전극부(210)를 통해 흐르는 전류에 대한 절연성을 제공하는 제2절연 커버부(240)를 포함하는 것을 특징으로 하는 화재 방지용 매트.
- 제2항에 있어서,상기 다수개의 도전선(250)은 주석이 코팅된 구리선이 다수개로 구성되는 것을 특징으로 하는 화재 방지용 매트.
- 제2항에 있어서,상기 분기 도전선(260)은 상기 다수개의 도전선(250)들 각각으로부터 분기되면서 제1분기 도전선(260a)과, 제2분기 도전선(260b)으로 분기되는 것을 특징으로 하는 화재 방지용 매트.
- 제2항에 있어서,상기 제1절연 커버부(230)는,상기 발열선(120)과 다수개의 도전선(250)들이 서로 직교를 이루면서 전기적 접촉이 이루어질 수 있도록 하는 전극 접촉부(310)와,상기 전극 접촉부(310)의 상부 및 하부에 각각 구성되며, 상기 발열선(120)과 상기 다수개의 도전선(250)들을 감싸도록 커버링하는 제1전극 커버링부(320)와,상기 제1전극 커버링부(320)의 상부 및 하부에 각각 구성되고, 상기 다수개의 도전선(250)들에 형성되는 상기 다수개의 분기 도전선(260)들을 연결하는 분기 도전선 연결부(330)와,상기 분기 도전선 연결부(330)의 상부 및 하부에 각각 구성되며, 상기 다수개의 분기 도전선(260)들의 끝단부로부터 연장되는 다수개의 도전선(250)들을 감싸도록 커버링하는 제2전극 커버링부(340)를 더 포함하는 것을 특징으로 하는 화재 방지용 매트.
- 제2항에 있어서,상기 제2절연 커버부(240)는,상기 발열선(120)과 상기 다수개의 도전선(250)들을 감싸도록 커버링하는 제1전극 커버링부(320)와,상기 제1전극 커버링부(320)의 하부에 구성되고, 상기 다수개의 분기 도전선(260)들의 끝단부로부터 연장되는 다수개의 도전선(250)들을 감싸도록 커버링하는 제2전극 커버링부(340)를 포함하는 것을 특징으로 하는 화재 방지용 매트.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202380028547.XA CN120642574A (zh) | 2023-12-27 | 2023-12-27 | 防火垫 |
| PCT/KR2023/021680 WO2025143291A1 (ko) | 2023-12-27 | 2023-12-27 | 화재 방지용 매트 |
| EP23926625.7A EP4601409A4 (en) | 2023-12-27 | 2023-12-27 | FIRE-RESISTANT MATS |
| JP2024555297A JP2026508030A (ja) | 2023-12-27 | 2023-12-27 | 防火マット |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2023/021680 WO2025143291A1 (ko) | 2023-12-27 | 2023-12-27 | 화재 방지용 매트 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2025143291A1 true WO2025143291A1 (ko) | 2025-07-03 |
Family
ID=96219202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2023/021680 Pending WO2025143291A1 (ko) | 2023-12-27 | 2023-12-27 | 화재 방지용 매트 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4601409A4 (ko) |
| JP (1) | JP2026508030A (ko) |
| CN (1) | CN120642574A (ko) |
| WO (1) | WO2025143291A1 (ko) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200246358Y1 (ko) * | 2001-06-01 | 2001-10-29 | 박정민 | 카본사를 이용한 발열체 |
| KR101658330B1 (ko) * | 2016-03-04 | 2016-09-20 | 이정화 | 전자파 억제용 온열매트 원단 |
| KR101983263B1 (ko) * | 2018-05-23 | 2019-05-29 | 주식회사 산돌바이오매트 | 발열매트 |
| US11284482B2 (en) * | 2018-09-06 | 2022-03-22 | The Boeing Company | High temperature smart susceptor heating blanket and method |
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| CA2707855A1 (en) * | 2007-12-10 | 2009-06-18 | Polartec Llc | System and method for providing an asymmetrically or symmetrically distributed multi/single zone woven heated fabric system having an integrated bus |
| JP3149883U (ja) * | 2009-02-05 | 2009-04-16 | 岡室 幸男 | 遠赤外線面状発熱体シート |
| KR101675321B1 (ko) * | 2016-03-23 | 2016-11-11 | (주)닥터서플라이 | 전기온열매트 및 이의 제조방법 |
| PL3794905T3 (pl) * | 2018-05-17 | 2023-09-11 | Jahn, Thorsten | Tekstylia grzewcze, sposób ich wytwarzania jak również ich zastosowanie |
| WO2022070481A1 (ja) * | 2020-09-30 | 2022-04-07 | リンテック株式会社 | 配線シート、及び配線シートの製造方法 |
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| KR101658330B1 (ko) * | 2016-03-04 | 2016-09-20 | 이정화 | 전자파 억제용 온열매트 원단 |
| KR101983263B1 (ko) * | 2018-05-23 | 2019-05-29 | 주식회사 산돌바이오매트 | 발열매트 |
| US11284482B2 (en) * | 2018-09-06 | 2022-03-22 | The Boeing Company | High temperature smart susceptor heating blanket and method |
| KR20220114382A (ko) * | 2021-02-08 | 2022-08-17 | (주)닥터서플라이 | 안전성이 향상된 전기온열매트 |
| KR20240023955A (ko) * | 2022-08-16 | 2024-02-23 | (주)닥터서플라이 | 화재 방지용 매트 |
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| JP2026508030A (ja) | 2026-03-10 |
| EP4601409A1 (en) | 2025-08-13 |
| CN120642574A (zh) | 2025-09-12 |
| EP4601409A4 (en) | 2026-01-14 |
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