WO2017121265A1 - 一种360度无盲角位置检知磁传感器 - Google Patents
一种360度无盲角位置检知磁传感器 Download PDFInfo
- Publication number
- WO2017121265A1 WO2017121265A1 PCT/CN2017/070117 CN2017070117W WO2017121265A1 WO 2017121265 A1 WO2017121265 A1 WO 2017121265A1 CN 2017070117 W CN2017070117 W CN 2017070117W WO 2017121265 A1 WO2017121265 A1 WO 2017121265A1
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- WIPO (PCT)
- Prior art keywords
- conductive
- hollow
- plastic box
- disposed
- piece
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/0006—Permanent magnet actuating reed switches
- H01H36/0033—Mountings; Housings; Connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/0006—Permanent magnet actuating reed switches
- H01H36/0013—Permanent magnet actuating reed switches characterised by the co-operation between reed switch and permanent magnet; Magnetic circuits
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/0006—Permanent magnet actuating reed switches
- H01H36/0013—Permanent magnet actuating reed switches characterised by the co-operation between reed switch and permanent magnet; Magnetic circuits
- H01H36/002—Actuation by moving ferromagnetic material, switch and magnet being fixed
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/0006—Permanent magnet actuating reed switches
- H01H36/0013—Permanent magnet actuating reed switches characterised by the co-operation between reed switch and permanent magnet; Magnetic circuits
- H01H36/0026—Permanent magnet actuating reed switches characterised by the co-operation between reed switch and permanent magnet; Magnetic circuits comprising a biasing, helping or polarising magnet
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/94057—Rotary switches
- H03K2217/94068—Rotary switches with magnetic detection
Definitions
- the invention relates to the technical field of magnetic switches, in particular to a 360 degree blind spot position detecting magnetic sensor.
- the magnetic proximity switch is a kind of proximity switch, which can change the non-electricity or electromagnetic quantity into the required electrical signal by magnetically sensing the positional relationship change, thereby achieving the purpose of control or measurement.
- automatic navigation and positioning detection are the core technologies for intelligent control, and the position detection and execution control schemes provided by the proximity switches have advantages that other controllers do not have.
- the current magnetic proximity switches realize position sensing through magnetic field detection. Most of them are classified into Hall type, magnetic group type, reed switch type, etc., and their core magnetosensitive elements are mostly imported from abroad, with long production cycle and core technology. Subject to people, resulting in high costs.
- the object of the present invention is to provide a 360 degree blind spotless position detecting magnetic sensor which is compact in structure, flexible in configuration, and advantageous in compact layout in view of the defects and deficiencies of the prior art.
- a 360 degree blind spot position detecting magnetic sensor comprises a hollow plastic box, and a hollow spring piece is arranged laterally in the plastic box, and both ends of the hollow spring piece are provided with a damping spring, and two The outer end of the damping spring is fixedly connected with the inner walls of the two ends of the rubber box, the hollow spring piece is movably suspended in the inner cavity of the plastic box, and the magnetic spring ring is sleeved with a magnetically conductive ring;
- the plastic box is provided with a conductive column The inner end of the conductive column penetrates into the hollow reed and is disposed in cooperation therewith;
- the plastic box is provided with inlet and outlet leads respectively electrically connected to the conductive post and the hollow reed.
- the plastic box is provided with a suspension bracket, and the hollow spring piece is movably suspended in the suspension bracket, and the outer edge of the two ends of the hollow spring piece is provided with a locking piece matched with the magnetically conductive ring, and two damping
- the inner ends of the springs are respectively sleeved on the corresponding ends of the hollow springs to be electrically connected;
- the inner side walls of the two ends of the suspension brackets are provided with fixing bosses, and the outer ends of the two damping springs are respectively sleeved on the corresponding fixing bosses.
- the left side wall of the suspension bracket is provided with a fixing hole penetrating through the fixing boss;
- the end end is provided with a limiting ring, and the conductive column is disposed in the fixing hole to be coupled with the connecting hole, and the inner end of the conductive column is disposed in the hollow spring piece and arranged in cooperation with the same.
- a left conductive piece is disposed between the left side wall of the plastic box and the suspension bracket, and one end of the left conductive piece is provided with a riveting hole, and the outer end of the conductive column is electrically connected to the left conductive piece through the riveting hole;
- the other end of the conductive sheet is provided with a splint, and the corresponding lead on the plastic box penetrates into the splint and is welded on the left conductive sheet.
- a right conductive piece is disposed between the right side wall of the plastic box and the suspension bracket, and the inner end of the right conductive piece is electrically connected to the right end of the damping spring through the suspension bracket, and the outer end of the right conductive piece corresponds to the plastic box.
- the lead wire is electrically connected, and a limiting mechanism is arranged between the outer end of the right conductive piece and the plastic box.
- the limiting mechanism comprises a strip-shaped bump, wherein the strip-shaped bump is disposed on the bottom plate of the plastic box, and the outer end of the right conductive piece is provided with a limit folding page, and the lower end of the limiting folding is provided
- the positioning port is engaged with the positioning bar and has an interference fit with the strip-shaped protrusion.
- the lead wire on the right side wall of the plastic box is disposed between the two limit folds, and the lead wire is electrically connected to the right conductive sheet.
- the front side of the plastic box and the front side are provided with an opening, and the opening of the plastic box is provided with a sealant;
- the hanging bracket is a frame-shaped structure with an open front, and the opening between the opening of the hanging bracket and the sealant is insulated. Gasket.
- the insulating gasket is provided with a gusset plate at both ends, and the insulating gasket is disposed on the opening of the front surface of the suspension bracket, and the two gusset plates are respectively fastened to the two ends of the suspension bracket, wherein the buckle plate on the right end is provided There is a socket that mates with the right conductive piece.
- the magnetically permeable ring is a hard magnetic ring of the same magnetic pole on the outer circumference.
- the beneficial effect of the invention is that the outer circumference of the magnetically permeable ring of the invention has a single polarity, and the external magnetic matching with the same can realize the induction driving cooperation of the phase suction or the repulsive without the polarity selection, and the magnetic conductive ring and the hollow spring
- the sheet is suspended in the suspension bracket, and the two ends of the hollow reed provide a constant supporting force by the damping spring.
- the external magnetic pole can be triggered from any angle to trigger the action of the hollow reed to achieve the on-off connection with the conductive column; changing the existing magnetic pole of the sensor
- the limitations of the adaptation and detection directions improve the flexibility of the robot's motion perception and can effectively reduce the number of sensor configurations.
- Figure 1 is a schematic view of the exploded structure of the present invention
- Figure 2 is a schematic view of the internal assembly structure of the present invention.
- a 360 degree blind spot position detecting magnetic sensor comprises a hollow plastic box 1 in which a hollow spring 21 is disposed laterally, and a hollow reed is provided.
- the two ends of the two damping springs 22 are respectively provided with a damping spring 22, and the outer ends of the two damping springs 22 are respectively fixedly connected with the inner walls of the two ends of the plastic box 1, and the hollow spring piece 21 is movably suspended in the inner cavity of the plastic box 1 and the hollow spring piece 21 is provided with a magnetically permeable ring 2 having a single polarity on the outer circumference;
- the magnetically permeable ring 2 of the outer single magnetic pole can be combined with any polarity external magnetic or ferromagnetic body to attract or repel the action, and drive the hollow reed 21 realizes the on-off action to cause the sensor to output a control signal;
- the two damper springs 22 respectively support the hollow spring 21 and the magnetically permeable ring 2 from both ends to suspend in the inner
- the damping spring 22 When the external magnetic pole or the ferromagnetic body is away from the magnetic field, the damping spring 22 provides a restoring force to return the hollow spring 21 and the magnetically permeable ring 22 to the initial position;
- the conductive column 3, the inner end of the conductive column 3 penetrates into the hollow spring piece 21 and is disposed in cooperation with it, when guided
- the magnetic ring 22 repels or attracts the external magnetic or ferromagnetic body, displacement occurs, and the hollow reed 21 is driven to electrically communicate with the conductive post 3, and the sensor outputs an on/off control signal;
- the plastic case 1 is respectively provided with conductive
- the lead wire 3 and the hollow reed 21 are electrically connected to the inlet and outlet leads 19.
- the plastic case 1 is provided with a suspension bracket 11 , and the hollow spring piece 21 is movably suspended in the suspension bracket 11 .
- the outer edge of the two ends of the hollow spring piece 21 is provided with a locking piece 23 matched with the magnetically permeable ring 2 .
- the inner ends of the two damper springs 22 are respectively sleeved on the corresponding ends of the hollow springs 21 to be electrically connected; the inner side walls of the two ends of the suspension brackets 11 are provided with fixing bosses 12, and the outer ends of the two damper springs 22 are respectively sleeved.
- the suspension bracket 11 isolates the inner cavity of the plastic box 1 into three left, right and three independent receiving cavities, and the hollow reed 21 and the magnetically permeable ring 2 are suspended in the middle of the suspension bracket 11
- the damper spring 22 is sleeved on the fixing boss 12 and connected to the suspension bracket 11, and the damper spring 22 applies pressure to the hollow spring 21, so that the hollow spring 21 is in the initial state on the solid center of the suspension bracket 11.
- the distance between the outer edge of the magnetic flux ring 2 and the upper and lower front and rear inner walls of the suspension bracket 11 is the stroke limit of the magnetically permeable ring 2, so as to realize 360° blind spot detection and action output signals.
- a fixing hole 13 penetrating the fixing boss 12 is disposed on the side wall of the left end of the suspension bracket 11 , and the fixing hole 13 is a stepped hole having a small outer diameter; the outer end of the conductive post 3 is provided with a limiting ring 31 for conducting The post 3 is disposed in the fixing hole 13 and is coupled with the inner end of the conductive post 3 , and the inner end of the conductive post 3 is disposed in the hollow reed 21 .
- the conductive post 3 passes through the fixing hole 13 and the inner end thereof is in the hollow spring.
- the radial spring 21 is radially actuated so as to be in electrical communication with the contact.
- a left conductive piece 32 is disposed between the left side wall of the plastic case 1 and the suspension bracket 11 , and one end of the left conductive piece 32 is provided with a riveting hole 33 , and the outer end of the conductive post 3 is electrically connected to the left conductive piece 32 through the riveting hole 33 .
- the other end of the left conductive sheet 32 is provided There is a splint 34, the corresponding lead 19 of the plastic box 1 penetrates into the splint 34 and is welded on the left conductive sheet 32.
- the preferred suspension bracket 11 of the present invention and the left side wall of the plastic box 1 are independent spaces, and the conductive column 3 passes through.
- the hole 13 is fixed and has an interference fit therewith, so that the inner cavity of the plastic case 1 on the left side of the suspension bracket 11 can be filled with an insulating colloid to improve the electrical safety and insulation stability of the sensor.
- a right conductive piece 4 is disposed between the right side wall of the plastic case 1 and the suspension bracket 11.
- the inner end of the right conductive piece 4 is electrically connected to the right end of the damping spring 22 through the suspension bracket 11, and the outer end of the right conductive piece 4 is glued.
- the corresponding lead wires 19 of the box 1 are electrically connected, and a limiting mechanism is disposed between the outer end of the right conductive strip 4 and the plastic box 1; the right side wall of the hanging bracket 11 preferably has a mounting opening, and the right conductive strip 4 is disposed through
- the inner end of the right conductive piece 4 is provided with a contact piece 41 electrically connected to the damping spring 22; the inner cavity of the plastic case 1 on the right side of the preferred suspension bracket 11 of the present invention is a separate space, so that the insulating colloid can be filled to improve the sensor. Electrical safety and insulation stability.
- the limiting mechanism includes a strip-shaped bump 14 disposed on the bottom plate of the plastic case 1.
- the two ends of the outer end of the right conductive piece 4 are provided with a limit fold 42 and a lower end of the limit fold 42
- the positioning port 43 is provided, and the positioning port 43 is engaged with the strip-shaped bump 14 to have an interference fit with the strip-shaped bump 14;
- the top plate and the bottom plate of the preferred plastic box 1 of the present invention are respectively provided with height adjusting blocks, and the right conductive piece 4 is disposed on the upper and lower sides.
- the height adjustment block is connected with the height adjustment block, the right conductive piece 4 is disposed at the same height as the above-mentioned suspension bracket 11 assembly opening, and the lower height adjustment block is provided with the strip-shaped protrusion 14 and the positioning opening 43 to avoid The lateral displacement of the right conductive sheet 4 affects the electrical connection stability.
- the lead wires 19 on the right side wall of the plastic case 1 are disposed between the two limit folds 42 , and the lead wires 19 are electrically connected to the right conductive strip 4 , and the passage between the limit folds 42 can facilitate the lead wires 19 .
- the penetrating and welding are performed so that the right conductive sheet 4 and the lead 19 are welded and assembled to improve efficiency.
- the front side of the plastic box 1 and the front side of the plastic box 1 are provided with an opening, and the inner surface of the plastic box 1 on the opening of the plastic box 1 and the two sides of the hanging bracket 11 are filled with a sealant 15; the hanging bracket 11 is a frame shape with a front opening
- the structure, the opening of the suspension bracket 11 and the sealant 15 are provided with an insulating gasket 16 , and the opening on the front surface of the plastic box 1 is a mounting opening.
- the sealing glue 15 such as epoxy resin, silicone rubber or 702 rubber is used. seal.
- Each of the insulating spacers 16 is provided with a gusset plate 17 .
- the insulating shims 16 are disposed on the opening of the front surface of the suspension bracket 11 and the two gussets 17 are respectively fastened to the two ends of the suspension bracket 11 , wherein the right end of the gusset plate 17 is provided with a socket 18 for mating with the right conductive sheet 4.
- the insulating spacer 16 is a package cover plate for suspending the inner member of the bracket 11, and the insulating spacer 16 is matched with the inner wall of the inner side of the plastic case 1 to extend the longitudinal direction of the magnetic ring 2.
- the stroke limit is formed; the right side of the buckle plate 17 and the right conductive sheet 4 are engaged to form a sealing mouth on the suspension bracket 11 to facilitate the filling of the insulating colloid in the inner cavity of the right side of the plastic box 1.
- the magnetically permeable ring 2 is a hard magnetic ring of the same magnetic pole on the outer circumference.
- the external magnetic matching of the magnetically permeable ring 2 of the present invention can realize the inductive driving cooperation of attracting or repulsion without selecting polarity.
Abstract
Description
Claims (10)
- 一种360度无盲角位置检知磁传感器,包括中空的胶盒(1),其特征在于:所述胶盒(1)内横向设有空心簧片(21),空心簧片(21)两端均设有阻尼弹簧(22),且两个阻尼弹簧(22)外端与胶盒(1)两端内壁分别固定连接,空心簧片(21)可活动地悬空设置在胶盒(1)内腔中,且空心簧片(21)上套设有可导磁环(2);所述胶盒(1)内设有导电柱(3),导电柱(3)的里端穿入空心簧片(21)且与其配合设置;所述胶盒(1)上设有分别与导电柱(3)和空心簧片(21)电连接的进出引线(19)。
- 根据权利要求1所述的360度无盲角位置检知磁传感器,其特征在于:所述胶盒(1)内设有悬挂支架(11),空心簧片(21)可活动地悬空设置在悬挂支架(11)内,空心簧片(21)两端的外缘上设有与可导磁环(2)配合的锁片(23),两个阻尼弹簧(22)里端分别套设于空心簧片(21)的对应端上配合电连接;所述悬挂支架(11)两端的内侧壁上设有固定凸台(12),两个阻尼弹簧(22)的外端分别套设于对应的固定凸台(12)上。
- 根据权利要求2所述的360度无盲角位置检知磁传感器,其特征在于:所述悬挂支架(11)左端侧壁上设有贯穿固定凸台(12)的固设孔(13);所述导电柱(3)外端设有限位环(31),导电柱(3)穿设于固设孔(13)内与其配合连接,导电柱(3)里端穿设于空心簧片(21)内与其呈配合设置。
- 根据权利要求3所述的360度无盲角位置检知磁传感器,其特征在于:所述胶盒(1)左侧壁与悬挂支架(11)之间设有左导电片(32),左导电片(32)的一端设有铆接孔(33),导电柱(3)外端穿过铆接孔(33)与左导电片(32)电连接;所述左导电片(32)的另一端上设有夹板(34),胶盒(1)上对应的引线(19)穿入夹板(34)且焊接在左导电片(32)上。
- 根据权利要求2所述的360度无盲角位置检知磁传感器,其特征在于:所述胶盒(1)右侧壁和悬挂支架(11)之间设有右导电片(4),右导电片(4)里端穿过悬挂支架(11)与右端的阻尼弹簧(22)电连接,右导电片(4)的外端与胶盒(1)上对应的引线(19)电连接, 右导电片(4)的外端与胶盒(1)之间设有限位机构。
- 根据权利要求5所述的360度无盲角位置检知磁传感器,其特征在于:所述限位机构包括条状凸块(14),条状凸块(14)设于胶盒(1)的底板上,所述右导电片(4)外端的两侧设有限位折页(42),限位折页(42)的下端设有定位口(43),定位口(43)卡接在条状凸块(14)上与其呈过盈配合。
- 根据权利要求6所述的360度无盲角位置检知磁传感器,其特征在于:所述胶盒(1)右侧壁上的引线(19)穿设于两个限位折页(42)之间,且引线(19)与右导电片(4)电连接。
- 根据权利要求2所述的360度无盲角位置检知磁传感器,其特征在于:所述胶盒(1)和的正面为开口设置,且胶盒(1)的开口上设有密封胶(15);所述悬挂支架(11)为正面开口的框形结构,悬挂支架(11)的开口和密封胶(15)之间设有绝缘垫片(16)。
- 根据权利要求8所述的360度无盲角位置检知磁传感器,其特征在于:所述绝缘垫片(16)两端均设有扣板(17),绝缘垫片(16)设于悬挂支架(11)正面的开口上且两个扣板(17)分别扣接在悬挂支架(11)的两端,其中右端的扣板(17)上设有与右导电片(4)配合的插口(18)。
- 根据权利要求1或2所述的360度无盲角位置检知磁传感器,其特征在于:所述可导磁环(2)为外周同一磁极的硬磁环。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2018525658A JP2018534748A (ja) | 2016-01-12 | 2017-01-04 | 全方位位置検出磁気センサ |
US15/772,502 US20180350539A1 (en) | 2016-01-12 | 2017-01-04 | 360-degree blind-angle-free position detection magnetic sensor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201610018517.2 | 2016-01-12 | ||
CN201610018517.2A CN105470042B (zh) | 2016-01-12 | 2016-01-12 | 一种360度无盲角位置检知磁传感器 |
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WO2017121265A1 true WO2017121265A1 (zh) | 2017-07-20 |
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ID=55607638
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PCT/CN2017/070117 WO2017121265A1 (zh) | 2016-01-12 | 2017-01-04 | 一种360度无盲角位置检知磁传感器 |
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US (1) | US20180350539A1 (zh) |
JP (1) | JP2018534748A (zh) |
CN (1) | CN105470042B (zh) |
WO (1) | WO2017121265A1 (zh) |
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CN105470042B (zh) * | 2016-01-12 | 2017-10-03 | 佛山市溢釜科技有限公司 | 一种360度无盲角位置检知磁传感器 |
CN106990003B (zh) * | 2017-05-04 | 2023-09-26 | 普德光伏技术(苏州)有限公司 | 一种光伏电池片抗折耐久测试装置 |
CN108253528A (zh) * | 2018-01-12 | 2018-07-06 | 广东美的制冷设备有限公司 | 空调室内机 |
CN109659186A (zh) * | 2019-01-28 | 2019-04-19 | 中兴文物建筑装饰工程有限公司 | 一种双刀单掷电源开关 |
CN110658533B (zh) * | 2019-09-10 | 2023-07-14 | 金陵科技学院 | 一种基于北斗卫星的定位器安装盒 |
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JPH01241725A (ja) * | 1988-03-24 | 1989-09-26 | Toshiba Corp | スイッチ |
US6002091A (en) * | 1998-11-18 | 1999-12-14 | Breed Automotive Technology, Inc. | Bi-directional shock sensor employing reed switch |
CN103646821B (zh) * | 2013-12-04 | 2016-08-17 | 佛山市顺德区奇林电气有限公司 | 一种磁吸干簧管导电的风压开关 |
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2016
- 2016-01-12 CN CN201610018517.2A patent/CN105470042B/zh active Active
-
2017
- 2017-01-04 US US15/772,502 patent/US20180350539A1/en not_active Abandoned
- 2017-01-04 WO PCT/CN2017/070117 patent/WO2017121265A1/zh active Application Filing
- 2017-01-04 JP JP2018525658A patent/JP2018534748A/ja active Pending
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JP2001155601A (ja) * | 1999-11-29 | 2001-06-08 | Tokin Ceramics Corp | 傾斜角度検出センサ |
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CN102412093A (zh) * | 2011-12-29 | 2012-04-11 | 上海自动化仪表股份有限公司 | 单键控制多路的滑键磁簧开关 |
CN105470042A (zh) * | 2016-01-12 | 2016-04-06 | 佛山市溢釜科技有限公司 | 一种360度无盲角位置检知磁传感器 |
CN205376394U (zh) * | 2016-01-12 | 2016-07-06 | 佛山市溢釜科技有限公司 | 一种360度无盲角位置检知磁传感器 |
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JP2018534748A (ja) | 2018-11-22 |
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