WO2013054558A1 - 接触子およびこれを用いたプローブ - Google Patents
接触子およびこれを用いたプローブ Download PDFInfo
- Publication number
- WO2013054558A1 WO2013054558A1 PCT/JP2012/056658 JP2012056658W WO2013054558A1 WO 2013054558 A1 WO2013054558 A1 WO 2013054558A1 JP 2012056658 W JP2012056658 W JP 2012056658W WO 2013054558 A1 WO2013054558 A1 WO 2013054558A1
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- WIPO (PCT)
- Prior art keywords
- bellows body
- contact
- bellows
- view
- contactor
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06716—Elastic
- G01R1/06722—Spring-loaded
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2407—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means
- H01R13/2428—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means using meander springs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
Definitions
- the present invention relates to a contact, for example, a contact used for an integrated circuit inspection probe.
- the contactor used for an integrated circuit inspection probe by pressing an electronic component against a socket body, the contact between the electrode terminal of the electronic component and the electrode portion of the socket body is maintained,
- the electrode portion of the socket body is formed by punching an elastic plate material of a predetermined thickness at both ends of the electronic component.
- a pair of contacts that respectively contact the electrode terminal and the electrode terminal of the connected electronic component; and a meandering portion that is arranged in parallel and that is interposed between the pair of contacts and connects the pair of contacts.
- the above-described contact of the socket for electronic terminals is formed by stamping by pressing. For this reason, when the contactor is thin and has a long shape, there is a problem that processing strain increases, twisting tends to occur as a whole, the life is short, and the mold manufacturing cost is high.
- the contact according to the present invention provides a contact that does not cause machining distortion, has a long life, and is low in manufacturing cost, and a probe using the contact, even if the contact is elongated. There is to do.
- the contact according to the present invention includes an electric bellows body, a fixed portion connected to one end portion of the bellows body, and a movable portion connected to the other end portion of the bellows body.
- the contact resistance can be reduced by causing the adjacent arc portions of the bellows body to contact each other and short-circuiting. A small contactor is obtained. Furthermore, an expensive die for press working is not necessary, and the manufacturing cost can be reduced.
- the aspect ratio in the cross section of the bellows body may be 1.5 or more.
- the aspect ratio is preferably 2 to 4.
- the bellows body may have a shape including a straight intermediate portion and an arc portion connecting the adjacent intermediate portions. According to this embodiment, a contactor that is easy to design can be obtained.
- the bellows body may have a curved intermediate portion and a circular arc portion connecting the adjacent intermediate portions. According to this embodiment, there exists an advantage that the freedom degree of design becomes wide.
- two bellows bodies may be arranged in parallel. According to this embodiment, the spring force is doubled, and a contact having a large contact pressure is obtained.
- the bellows body may be provided with a sliding projection on the top of the arc portion. According to the present embodiment, since the sliding projection can reduce the frictional resistance, the assembling work becomes easier when inserted into the housing or the like, and the operation feeling is improved.
- connection position between the bellows body and the fixing portion may be disposed on the axis of the fixing portion, and the connection position between the bellows body and the fixing portion may be You may arrange
- the connection position of the bellows body and the fixed part when the connection position of the bellows body and the fixed part is disposed on the axis of the fixed part, it can be operated with a small operating force, and a contactor with a long life can be obtained.
- connection position of the bellows body and the fixing portion is arranged at a position deviated from the axis of the fixing portion, the bellows body is likely to buckle, and a contactor with high contact pressure is obtained.
- connection position between the bellows body and the movable part may be arranged on the axis of the movable part, and the connection position between the bellows body and the movable part is set as the movable part. You may arrange
- connection position of the bellows body and the movable portion is arranged at a position deviated from the axis of the movable portion, the bellows body is likely to buckle, and a contactor with high contact pressure is obtained.
- a locking claw portion may be provided on at least one side surface of the fixing portion. According to this embodiment, when the contact is assembled to the housing, the locking claw portion can be locked in the housing and prevented from coming off.
- the probe according to the present invention has a configuration in which at least one of the above-described contacts is housed in a housing in order to solve the above-described problem.
- the contact is integrally formed by electroforming, even if the contact is thin and has a long shape, a working strain does not occur and a contact with a long life is obtained.
- a probe having even if the bellows body is elongated in order to secure a desired amount of displacement, the contact resistance can be reduced by causing the adjacent arc portions of the bellows body to contact each other and short-circuiting. There is an effect that a probe having a small contact can be obtained.
- FIG. 1A is a perspective view showing a first embodiment of a contact according to the present invention
- FIGS. 1B and 1C are front sectional views showing before and after operation
- 2A and 2B are a front view and a right side view of the contact shown in FIG. 3A, 3B, and 3C are a perspective view, a perspective sectional view, and a front sectional view of the housing shown in FIG. 4A and 4B are a perspective view and a cross-sectional view showing the assembly process of the contact shown in FIG. 1, and FIGS. 4C and 4D are a perspective view and a cross-sectional view after the assembly is completed.
- FIG. 5A and 5B are a perspective view of a contact according to the second embodiment, an exploded perspective view of a housing, and FIG. 5C is an exploded perspective view for explaining an assembling method.
- 6A is a perspective view showing the contact shown in FIG. 5 after assembly
- FIGS. 6B and 6C are a sectional view and an exploded sectional view, respectively.
- 7A, 7B, and 7C are a front view of a contact showing a third embodiment according to the present invention, and a front sectional view showing before and after operation.
- 8A, 8B, 8C are a front view of a contact showing a fourth embodiment according to the present invention, a front sectional view before and after operation
- FIG. 8D is a partially enlarged view of FIG. 8A.
- 9A, 9B, and 9C are a front view of a contact showing a fifth embodiment according to the present invention and a front sectional view showing before and after operation.
- 10A and 10B are perspective views of the sixth embodiment according to the present invention before and after operation.
- 11A, 11B, and 11C are a plan view, a left side view, and a right side view showing the sixth embodiment shown in FIG. 12A and FIGS. 12B and 12C are a front view showing the sixth embodiment shown in FIG. 10 and a front sectional view showing before and after the operation.
- 13A and 13B are a perspective view and a right side view showing a seventh embodiment according to the present invention.
- 14A, 14B, 14C, and 14D are a front view, a front sectional view, a plan view, and a bottom view of the seventh embodiment shown in FIG.
- FIGS. 1 to 4 An embodiment of a contact according to the present invention will be described with reference to the accompanying drawings of FIGS.
- the first embodiment is connected to the bellows body 20, the fixed portion 30 connected to one end portion 21 of the bellows body 20, and the other end portion 22 of the bellows body 20.
- the contact 10 formed with the movable part 40 is accommodated in a housing 50.
- the bellows body 20 is formed by a linear intermediate portion 23 and an arc portion 24 connecting the adjacent intermediate portions 23, 23.
- the bellows body 20 is manufactured by electrocasting, and the cross-sectional aspect ratio is 1.5 or more, preferably 2 to 4. This is because if the aspect ratio is less than 1.5, twisting is likely to occur, and if the aspect ratio exceeds 4, it is difficult to reduce the thickness.
- the aspect ratio refers to the ratio of the thickness dimension to the height dimension in the cross section of the bellows body 20.
- the fixed portion 30 has one end portion 21 of the bellows body 20 connected to the axial center of the upper end thereof, and a terminal portion 31 extending on the axial center to the lower end thereof. Further, the fixing portion 30 has locking claw portions 32 protruding from both side surfaces thereof.
- the movable portion 40 has a substantially T-shape in front, and the other end portion 22 of the bellows body 20 is connected to the axial center of the lower end of the wide portion 41.
- the housing 50 has a rectangular parallelepiped shape having a slit 51 in which the contact 10 can be accommodated, and has an operation hole 52 at its upper end and a press-fit hole 53 at its lower end. Yes.
- the movable part 40 of the contactor 10 is inserted from the press-fitting hole 53 of the housing 50, and the locking claw of the fixed part 30 is inserted.
- the portion 32 is locked to the inner surface of the press-fitting hole 53 to prevent it from coming off.
- the second embodiment is the same as the first embodiment described above, and is different in that the housing 50 can be divided into two pieces 54 and 55.
- the split pieces 54 and 55 are provided with recesses 51 a and 51 a that become the slits 51 on the joint surfaces thereof, while the notches 52 a and 52 a that become the operation holes 52 and the notches that become the press-fit holes 53. 53a and 53a are provided.
- Others are the same as those in the first embodiment described above, and thus the same parts are denoted by the same reference numerals and description thereof is omitted. According to this embodiment, since the contactor 10 should just be clamped with the division
- the bellows body 20 As shown in FIG. 7, the bellows body 20, a fixed portion 30 connected to one end portion 21 of the bellows body 20, and a movable portion 40 connected to the other end portion 22 of the bellows body 20.
- the contactor 10 formed by the above is housed in a housing 50.
- the bellows body 20 is formed by a linear intermediate portion 23 and an arc portion 24 connecting the adjacent intermediate portions 23, 23.
- the fixing portion 30 has one end 21 of the bellows body 20 connected to a position eccentric from the axis of the upper end, and a terminal portion 31 extending on the axis at the lower end. Further, the fixing portion 30 has locking claw portions 32 protruding from both side surfaces thereof.
- the movable portion 40 has a substantially T-shape in front, and the other end portion 22 of the bellows body 20 is connected to a position eccentric from the axial center in the lower end of the wide portion 41.
- the housing 50 has a rectangular parallelepiped shape having a slit 51 in which the contact 10 can be accommodated, and has an operation hole 52 at its upper end and a press-fitting hole 53 at its lower end.
- the fourth embodiment is substantially the same as the first embodiment described above.
- the fourth embodiment is different from the first embodiment in that a sliding projection 27 protrudes from the top of the arc portion 24 of the bellows body 20. It is the point that was set.
- Others are the same as those in the first embodiment described above, and thus the same parts are denoted by the same reference numerals and description thereof is omitted.
- the frictional resistance generated when the sliding projection 27 slides on the inner surface of the housing 50 is reduced, so that the assembling work is facilitated and a smooth operation feeling can be obtained. .
- the fifth embodiment is substantially the same as the first embodiment described above, and is different in that the bellows bodies 20 are arranged in a double manner. Others are the same as those in the first embodiment described above, and thus the same parts are denoted by the same reference numerals and description thereof is omitted. According to this embodiment, the spring force by the bellows body 20 is doubled, and there is an advantage that a contact having a large contact pressure can be obtained.
- the sixth embodiment is applied to a battery connector as shown in FIGS. That is, a plurality of contacts 10 formed by the bellows body 20, the fixed portion 30 connected to the one end portion 21 of the bellows body 20, and the movable portion 40 connected to the other end portion 22 of the bellows body 20. Is housed in the housing 56.
- the bellows body 20 is formed of a linear intermediate portion 23 and an arc portion 24 connecting the adjacent intermediate portions 23 and 23 as shown in FIG.
- the fixing portion 30 has one end portion 21 of the bellows body 20 connected to the axial center of the right end thereof, and a terminal portion 31 protruding from the left end corner. Further, the fixing portion 30 has locking claw portions 32 projecting from upper and lower end surfaces thereof.
- the movable portion 40 has a substantially T-shape in front, and the other end portion 22 of the bellows body 20 is connected on the left end axis.
- the housing 50 has a rectangular parallelepiped shape having a slit 51 in which the contact 10 can be accommodated.
- the housing 50 has an operation hole 52 on the right end surface and a press-fitting hole 53 on the left end surface. Yes.
- the seventh embodiment is a case where the present invention is applied to a semiconductor circuit inspection probe as shown in FIGS. That is, the contact 10 formed by the bellows body 20, the fixed portion 30 connected to the one end portion 21 of the bellows body 20, and the movable portion 40 connected to the other end portion 22 of the bellows body 20 is accommodated in the housing. 57.
- the bellows body 20 is the same as that of the first embodiment described above, and is formed by a linear intermediate portion 23 and an arc portion 24 connecting the adjacent intermediate portions 23, 23. ing.
- the fixed portion 30 has an upper end connected to one end portion 21 of the bellows body 20 on its axis and a terminal portion 31 extending to the lower end portion thereof.
- the fixing portion 30 has locking claw portions 32 projecting from both side surfaces thereof.
- the movable portion 40 has a substantially T-shape on the front side, and the other end portion 22 of the bellows body 20 is connected to the lower end axis.
- the housing 57 has a rectangular parallelepiped shape in which a large number of three rows of slits 51 that can accommodate a plurality of the contacts 10 are arranged in parallel.
- a press-fitting hole 53 is provided on the end face.
- the contact 10 can be formed thin, a large number of contacts 10 can be integrated, and a small semiconductor circuit inspection probe can be obtained. Moreover, since the elongate bellows body 20 is provided, there is an advantage that a semiconductor circuit inspection probe having a desired displacement amount can be obtained.
- the contact according to the present invention can be used not only as an integrated circuit inspection probe but also as a battery connection terminal and switch.
- the contact when used as an integrated circuit inspection probe, the contact can be formed thin, so that a large number of contacts can be arranged at a narrow pitch.
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- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
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Abstract
Description
本発明に係る接触子は、前述の問題点に鑑み、細長い接触子であっても、加工歪が発生せず、寿命が長いとともに、製造コストの安価な接触子およびこれを用いたプローブを提供することにある。
また、所望の変位量を確保すべく、蛇腹体を長尺にしても、蛇腹体の隣り合う円弧部が相互に接触して短絡することにより、接触抵抗を低下させることができるので、接触抵抗の小さい接触子が得られる。
さらに、プレス加工のための高価な金型が不要となり、製造コストを低減できる。
本実施形態によれば、設計しやすい接触子が得られる。
本実施形態によれば、設計の自由度が広くなるという利点がある。
本実施形態によれば、バネ力が2倍となり、接点圧の大きい接触子が得られる。
本実施形態によれば、摺動用突起が摩擦抵抗を低減できるので、ハウジング等に挿入する際に組み付け作業が容易になるとともに、操作感触が良くなる。
本実施形態によれば、蛇腹体と固定部との接続位置を、固定部の軸心上に配置した場合には、小さな操作力で操作でき、寿命の長い接触子が得られる。
一方、蛇腹体と固定部との接続位置を、固定部の軸心から偏心した位置に配置した場合には、蛇腹体が座屈しやすくなり、接点圧の高い接触子が得られる。
本実施形態によれば、蛇腹体と可動部との接続位置を、可動部の軸心上に配置した場合には、小さな操作力で操作でき、寿命の長い接触子が得られる。
一方、蛇腹体と可動部との接続位置を、可動部の軸心から偏心した位置に配置した場合には、蛇腹体が座屈しやすくなり、接点圧の高い接触子が得られる。
本実施形態によれば、ハウジングに接触子を組み付けた場合に、前記係止用爪部がハウジング内に係止して抜け止めできる。
また、所望の変位量を確保すべく、蛇腹体を長尺にしても、蛇腹体の隣り合う円弧部が相互に接触して短絡することにより、接触抵抗を低下させることができるので、接触抵抗の小さい接触子を有するプローブが得られるという効果がある。
第1実施形態は、図1ないし図4に示すように、蛇腹体20と、蛇腹体20の一端部21に接続された固定部30と、前記蛇腹体20の他端部22に接続された可動部40とで形成された接触子10を、ハウジング50内に収納したものである。
本実施形態によれば、接触子10を分割片54,55で挟持すればよいので、組み立て作業が容易になるという利点がある。
本実施形態によれば、前記摺動用突起27がハウジング50の内側面を摺動する際に生じる摩擦抵抗が小さくなり、組み付け作業が容易になるとともに、円滑な操作感触が得られるという利点がある。
本実施形態によれば、蛇腹体20によるバネ力が2倍になり、接点圧の大きい接触子が得られるという利点がある。
すなわち、蛇腹体20と、蛇腹体20の一端部21に接続された固定部30と、前記蛇腹体20の他端部22に接続された可動部40とで形成された複数本の接触子10を、ハウジング56内に収納してある。
すなわち、蛇腹体20と、蛇腹体20の一端部21に接続された固定部30と、前記蛇腹体20の他端部22に接続された可動部40とで形成された接触子10を、ハウジング57内に収納してある。
また、長尺な蛇腹体20を有しているので、所望の変位量を有する半導体回路検査用プローブが得られるという利点がある。
20:蛇腹体
21:一端部
22:他端部
23:中間部
24:円弧部
27:摺動用突起
30:固定部
31:端子部
32:係止用爪部
40:可動部
41:巾広部
50:ハウジング
51:スリット
52:操作孔
53:圧入孔
56:ハウジング
57:ハウジング
Claims (12)
- 蛇腹体と、前記蛇腹体の一端部に接続された固定部と、前記蛇腹体の他端部に接続された可動部とを電気鋳造法で一体成形し、
前記可動部を押圧して前記蛇腹体を圧縮することにより、前記蛇腹体の隣り合う円弧部を相互に接触させて短絡することを特徴とする接触子。 - 蛇腹体の断面におけるアスペクト比が、1.5以上であることを特徴とする請求項1に記載の接触子。
- 前記蛇腹体が、直線形状の中間部と、隣り合う前記中間部を接続する円弧部とからなることを特徴とする請求項1または2に記載の接触子。
- 前記蛇腹体が、曲線形状の中間部と、隣り合う前記中間部を接続する円弧部とからなることを特徴とする請求項1または2に記載の接触子。
- 2本の蛇腹体を平行に並設したことを特徴とする請求項1ないし4のいずれか1項に記載の接触子。
- 前記蛇腹体が、円弧部の頂部に摺動用突起を設けたことを特徴とする請求項1ないし5のいずれか1項に記載の接触子
- 蛇腹体と固定部との接続位置を、前記固定部の軸心上に配置したことを特徴とする請求項1ないし6のいずれか1項に記載の接触子。
- 蛇腹体と固定部との接続位置を、前記固定部の軸心から偏心した位置に配置したことを特徴とする請求項1ないし6のいずれか1項に記載の接触子。
- 蛇腹体と可動部との接続位置を、前記可動部の軸心上に配置したことを特徴とする請求項1ないし8のいずれか1項に記載の接触子。
- 蛇腹体と可動部との接続位置を、前記可動部の軸心から偏心した位置に配置したことを特徴とする請求項1ないし8のいずれか1項に記載の接触子。
- 固定部の少なくとも片側側面に係止用爪部を設けたことを特徴とする請求項1ないし10のいずれか1項に記載の接触子。
- 請求項1ないし11のいずれか1項に記載の接触子を少なくとも1本、ハウジング内に収納したことを特徴とするプローブ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12840524.8A EP2747211B1 (en) | 2011-10-14 | 2012-03-15 | Contactor and probe using the same |
KR1020147004581A KR101574448B1 (ko) | 2011-10-14 | 2012-03-15 | 접촉자 및 이것을 이용한 프로브 |
US14/342,534 US9726692B2 (en) | 2011-10-14 | 2012-03-15 | Contactor and probe using same |
CN201280041014.7A CN103782453B (zh) | 2011-10-14 | 2012-03-15 | 触头及使用其的探测器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011227271A JP5879906B2 (ja) | 2011-10-14 | 2011-10-14 | 接触子およびこれを用いたプローブ |
JP2011-227271 | 2011-10-14 |
Publications (1)
Publication Number | Publication Date |
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WO2013054558A1 true WO2013054558A1 (ja) | 2013-04-18 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2012/056658 WO2013054558A1 (ja) | 2011-10-14 | 2012-03-15 | 接触子およびこれを用いたプローブ |
Country Status (6)
Country | Link |
---|---|
US (1) | US9726692B2 (ja) |
EP (1) | EP2747211B1 (ja) |
JP (1) | JP5879906B2 (ja) |
KR (1) | KR101574448B1 (ja) |
CN (1) | CN103782453B (ja) |
WO (1) | WO2013054558A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP5708430B2 (ja) * | 2011-10-14 | 2015-04-30 | オムロン株式会社 | 接触子 |
JP5842528B2 (ja) * | 2011-10-14 | 2016-01-13 | オムロン株式会社 | 接触子 |
TWI555987B (zh) | 2014-01-28 | 2016-11-01 | Spring sleeve type probe and its manufacturing method | |
CN104319508A (zh) * | 2014-08-29 | 2015-01-28 | 中航光电科技股份有限公司 | “8”字型弹性接触件及使用该接触件的电连接器 |
CN109073679B (zh) * | 2016-04-15 | 2021-10-22 | 欧姆龙株式会社 | 探针以及利用该探针的电子设备 |
JP6515877B2 (ja) * | 2016-06-17 | 2019-05-22 | オムロン株式会社 | プローブピン |
GB201615140D0 (en) * | 2016-09-06 | 2016-10-19 | Quanta Dialysis Tech Ltd | Liquid conductivity measurement pin |
JP2020502513A (ja) * | 2016-12-16 | 2020-01-23 | エクセラ コーポレイション | 折り畳み部分を有するばね式プローブと、プローブアセンブリ |
JP6583582B2 (ja) * | 2019-04-16 | 2019-10-02 | オムロン株式会社 | プローブピン |
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Also Published As
Publication number | Publication date |
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CN103782453B (zh) | 2017-03-01 |
EP2747211A1 (en) | 2014-06-25 |
JP2013089381A (ja) | 2013-05-13 |
EP2747211A4 (en) | 2015-04-29 |
CN103782453A (zh) | 2014-05-07 |
US9726692B2 (en) | 2017-08-08 |
KR101574448B1 (ko) | 2015-12-03 |
EP2747211B1 (en) | 2016-10-05 |
KR20140043820A (ko) | 2014-04-10 |
US20140225638A1 (en) | 2014-08-14 |
JP5879906B2 (ja) | 2016-03-08 |
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