EP3211719A1 - Clamping wire structure of terminal block - Google Patents
Clamping wire structure of terminal block Download PDFInfo
- Publication number
- EP3211719A1 EP3211719A1 EP16157745.7A EP16157745A EP3211719A1 EP 3211719 A1 EP3211719 A1 EP 3211719A1 EP 16157745 A EP16157745 A EP 16157745A EP 3211719 A1 EP3211719 A1 EP 3211719A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- terminal block
- wire structure
- clamping wire
- spring
- insertion slot
- 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.)
- Withdrawn
Links
- 238000003780 insertion Methods 0.000 claims abstract description 69
- 230000037431 insertion Effects 0.000 claims abstract description 69
- 239000004020 conductor Substances 0.000 claims description 24
- 238000009413 insulation Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
- H01R4/48275—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end with an opening in the housing for insertion of a release tool
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
Definitions
- the present invention relates to a terminal structure and, in particular, to a clamping wire structure of a terminal block.
- a wiring terminal serves as a connection structure between two elements.
- the conventional wiring terminal includes an insertion base and a spring.
- the insertion base and the spring are fixed by riveting or other fastening methods. Wires can be inserted into the wiring terminal and be clamped between the spring and the insertion base by means of a resilient force of the spring.
- the body of a wiring terminal is an open-type terminal block.
- the terminal block deforms under a resilient force of the spring, thus compromising the structural strength and stability of a connected terminal.
- there are more residues and waste generated during the production process which is a problem that causes an increase in the production cost and should be resolved.
- the present invention provides a clamping wire structure of a terminal block, comprising an insertion base and a spring.
- the insertion base includes a first conductor.
- the first conductor includes an insertion slot, a contact section disposed at one side of the insertion slot, a linking piece and a first connection portion disposed at the other side of the insertion slot, an extension element, and a conductive pin.
- the extension element includes a connection slot.
- the first conductor bends to position the insertion slot correspondingly above the extension element, and the linking piece is inserted in the connection slot, so that the insertion slot and the extension element surroundingly form an insertion space.
- the spring includes a second conductor.
- the second conductor is bent into a V-shaped spring.
- the second conductor has an adjustment portion and a second connection portion. The spring is inserted in the insertion space.
- the second connection portion is fixed on the first connection portion, and the adjustment portion is in resilient contact with the contact section by a resilient restoring force of the spring
- the clamping wire structure of the terminal block includes the insertion base and the spring.
- the insertion base and the spring are respectively directly formed by the first conductor and the second conductor, thus saving a material.
- two ends of the first conductor are connected to surroundingly form a close-type frame, thus facilitating assembling the spring and enhancing the structural strength of the insertion base. Accordingly, when the cable is inserted in the insertion base and pressed by the spring, the close-type insertion base can bear a greater resilient force without deformation, thereby improving the practical use.
- Fig. 1 is a perspective assembled view
- Figs 2 and 3 are two perspective exploded views viewed laterally from different directions.
- the clamping wire structure 1 of a terminal block comprises an insertion base 10 and a spring 20.
- One end of the spring 20 is connected to one side of the insertion base 10, and the other end is in resilient contact with the insertion base 10.
- the structures of the insertion base 10 and the spring 20 are detailed hereinafter.
- the insertion base 10 includes a first conductor 11.
- the first conductor 11 includes an insertion slot 12, a contact section 13 disposed at one side of the insertion slot 12, a linking piece 14 and a first connection portion 15 disposed at the other side of the insertion slot 12, an extension element 16 connected to one side of the contact section 13, and a conductive pin 17.
- the extension element 16 has a connection slot 161.
- the first conductor 11 bends to position the insertion slot 12 correspondingly above the extension element 16.
- the linking piece 14 is inserted in the connection slot 161, so that the insertion slot 12 and the extension element 16 surroundingly form an insertion space 100. Accordingly, two ends of the first conductor 11 are connected to form a frame, thereby facilitating assembling the spring 20 and enhancing the structural strength of the insertion base 10.
- the spring 20 includes a second conductor 21.
- the second conductor 21 is bent into a V-shaped spring.
- the second conductor 21 has an adjustment portion 22 and a second connection portion 23.
- the spring 20 is inserted in the insertion space 100 of the insertion base 10.
- the second connection portion 23 is fixed on the first connection portion 15.
- the adjustment portion 22 is in resilient contact with the contact section 13 by a resilient restoring force of the spring 20.
- the insertion base 10 and the spring 20 of the present invention are respectively directly formed and constituted by the first conductor 11 and the second conductor 21, thus effecting a considerable saving in material.
- the insertion slot 12 is rectangular shaped. Furthermore, the contact section 13 includes a plurality of friction ribs 131. The adjustment portion 22 is in contact against one of the friction ribs 131. It should be noted that, when an outside cable is inserted into the insertion slot 12, it contacts one side of the contact section 13 and touches the friction ribs 131. The friction ribs 131 serve to provide friction, thus preventing the outside cable from moving out of the insertion slot 12.
- first connection portion 15 is a bump
- second connection portion 23 is an opening
- the bump is positioned in the opening. Furthermore, the bump and the opening can be welded together to enhance the combination effect therebetween.
- the conductive pin 17 extends in a direction perpendicular to the extension element 16 and is disposed at one side of the contact section 13.
- the position and the extending direction of the conductive pin 17 can vary according to conditions; the present invention is not limited in this regard.
- FIG. 4 is a schematic view of the present invention, illustrating an application of the clamping wire structure of the terminal block in use.
- the clamping wire structure 1 of the terminal block further includes an insulation base 30.
- the insulation base 30 includes an insertion opening 31 and a pin container 32.
- the insertion base 10 and the spring 20 are disposed in the insulation base 30.
- the insertion slot 12 is disposed corresponding to the insertion opening 31.
- the conductive pin 17 penetrates out of the pin container 32 to be electrically connected to a circuit board (not illustrated).
- FIGs. 5 to 7 illustrating the clamping wire structure of the terminal block according to other embodiments. These embodiments are similar to the foregoing embodiment with the difference being the configuration of the conductive pin 17.
- the insertion base 10 similarly has the insertion slot 12, the contact section 13, and the linking piece 14, the first connection portion 15, the extension element 16, the connection slot 161, and the conductive pin 17.
- the conductive pin 17 extends in a direction perpendicular to the extension element 16 and is disposed at one side of the insertion slot 12.
- the conductive pin 17 extends in a direction parallel to the extension element 16 and away from the insertion slot 12, and is disposed at one side of the contact section.
- the conductive pin 17 is disposed at one side of the contact section 13 and extends in an oblique direction away from the insertion slot 12.
- the linking piece 14 is a dovetail part
- the connection slot 161 is a dovetail groove, thereby enhancing the combination effect between the linking piece 14 and the connection slot 161.
Landscapes
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
A clamping wire structure of a terminal block includes an insertion base (10) and a spring (20). The insertion base (10) includes an insertion slot (12), a contact section (13), a linking piece (14), a first connection portion (15), an extension element (16), a connection slot (161), and a conductive pin (17). The insertion base (10) bends, so that the insertion slot (12) is positioned correspondingly above the extension element (16), and the linking piece (14) is inserted in the connection slot (161) to allow the insertion slot (12) and the extension element (16) to surroundingly form an insertion space (100). The spring (20) is bent into a V-shaped spring. The spring (20) is inserted in the insertion space (100).
Description
- The present invention relates to a terminal structure and, in particular, to a clamping wire structure of a terminal block.
- Normally, electronic components of electrical devices are electrically connected by connecting transmission lines so as to transmit data.
- In order to achieve electrical connection or connection for data transmission, a wiring terminal serves as a connection structure between two elements. The conventional wiring terminal includes an insertion base and a spring. The insertion base and the spring are fixed by riveting or other fastening methods. Wires can be inserted into the wiring terminal and be clamped between the spring and the insertion base by means of a resilient force of the spring.
- However, in the
ROC patent no. I487208 - Accordingly, the inventor made various studies to solve the above-mentioned problems, on the basis of which the present invention is accomplished.
- It is an object of the present invention to provide a clamping wire structure of a terminal block, wherein an insertion base of the clamping wire structure is a close-type frame to increase the structural stability of a connected terminal and facilitate easy assembly.
- It is another object of the present invention to provide a clamping wire structure of a terminal block, which effects a considerable saving in material and reduces a production cost.
- Accordingly, the present invention provides a clamping wire structure of a terminal block, comprising an insertion base and a spring. The insertion base includes a first conductor. The first conductor includes an insertion slot, a contact section disposed at one side of the insertion slot, a linking piece and a first connection portion disposed at the other side of the insertion slot, an extension element, and a conductive pin. The extension element includes a connection slot. The first conductor bends to position the insertion slot correspondingly above the extension element, and the linking piece is inserted in the connection slot, so that the insertion slot and the extension element surroundingly form an insertion space. The spring includes a second conductor. The second conductor is bent into a V-shaped spring. The second conductor has an adjustment portion and a second connection portion. The spring is inserted in the insertion space. The second connection portion is fixed on the first connection portion, and the adjustment portion is in resilient contact with the contact section by a resilient restoring force of the spring.
- Compared to the conventional techniques, the clamping wire structure of the terminal block includes the insertion base and the spring. The insertion base and the spring are respectively directly formed by the first conductor and the second conductor, thus saving a material. Furthermore, two ends of the first conductor are connected to surroundingly form a close-type frame, thus facilitating assembling the spring and enhancing the structural strength of the insertion base. Accordingly, when the cable is inserted in the insertion base and pressed by the spring, the close-type insertion base can bear a greater resilient force without deformation, thereby improving the practical use.
- The disclosure will become more fully understood from the detailed description and the drawings given herein below are for illustration only, and thus does not limit the disclosure, wherein:
-
FIG. 1 is a perspective assembled view of the present invention, illustrating a clamping wire structure of a terminal block; -
FIG. 2 is a perspective exploded view of the present invention, viewed laterally from one direction, illustrating the clamping wire structure of the terminal block; -
FIG. 3 is a perspective exploded view of the present invention, viewed laterally from another direction, illustrating the clamping wire structure of the terminal block; -
FIG. 4 is a schematic view of the present invention, illustrating an application of the clamping wire structure of the terminal block; -
FIG. 5 is a schematic view illustrating the clamping wire structure of the terminal block according to another embodiment of the present invention; -
FIG. 6 is a schematic view illustrating the clamping wire structure of the terminal block according to still another embodiment of the present invention; and -
FIG. 7 is a schematic view illustrating the clamping wire structure of the terminal block according to yet another embodiment of the present invention. - Detailed descriptions and technical contents of the present invention are illustrated below in conjunction with the accompany drawings. However, it is to be understood that the descriptions and the accompany drawings disclosed herein are merely illustrative and exemplary and not intended to limit the scope of the present invention.
- Please refer to
Figs. 1 to 3 , whereinFig. 1 is a perspective assembled view, andFigs 2 and3 are two perspective exploded views viewed laterally from different directions. Theclamping wire structure 1 of a terminal block comprises aninsertion base 10 and aspring 20. One end of thespring 20 is connected to one side of theinsertion base 10, and the other end is in resilient contact with theinsertion base 10. The structures of theinsertion base 10 and thespring 20 are detailed hereinafter. - The
insertion base 10 includes afirst conductor 11. Thefirst conductor 11 includes aninsertion slot 12, acontact section 13 disposed at one side of theinsertion slot 12, a linkingpiece 14 and afirst connection portion 15 disposed at the other side of theinsertion slot 12, anextension element 16 connected to one side of thecontact section 13, and aconductive pin 17. - The
extension element 16 has aconnection slot 161. Thefirst conductor 11 bends to position theinsertion slot 12 correspondingly above theextension element 16. The linkingpiece 14 is inserted in theconnection slot 161, so that theinsertion slot 12 and theextension element 16 surroundingly form aninsertion space 100. Accordingly, two ends of thefirst conductor 11 are connected to form a frame, thereby facilitating assembling thespring 20 and enhancing the structural strength of theinsertion base 10. - The
spring 20 includes asecond conductor 21. Thesecond conductor 21 is bent into a V-shaped spring. Thesecond conductor 21 has anadjustment portion 22 and asecond connection portion 23. Thespring 20 is inserted in theinsertion space 100 of theinsertion base 10. Thesecond connection portion 23 is fixed on thefirst connection portion 15. Theadjustment portion 22 is in resilient contact with thecontact section 13 by a resilient restoring force of thespring 20. - It should be noted that, the
insertion base 10 and thespring 20 of the present invention are respectively directly formed and constituted by thefirst conductor 11 and thesecond conductor 21, thus effecting a considerable saving in material. - According to one embodiment of the present invention, the
insertion slot 12 is rectangular shaped. Furthermore, thecontact section 13 includes a plurality offriction ribs 131. Theadjustment portion 22 is in contact against one of thefriction ribs 131. It should be noted that, when an outside cable is inserted into theinsertion slot 12, it contacts one side of thecontact section 13 and touches thefriction ribs 131. Thefriction ribs 131 serve to provide friction, thus preventing the outside cable from moving out of theinsertion slot 12. - Furthermore, the
first connection portion 15 is a bump, thesecond connection portion 23 is an opening, and the bump is positioned in the opening. Furthermore, the bump and the opening can be welded together to enhance the combination effect therebetween. - Moreover, the
conductive pin 17 extends in a direction perpendicular to theextension element 16 and is disposed at one side of thecontact section 13. However, in practice, the position and the extending direction of theconductive pin 17 can vary according to conditions; the present invention is not limited in this regard. - Please refer to
Fig. 4 which is a schematic view of the present invention, illustrating an application of the clamping wire structure of the terminal block in use. Theclamping wire structure 1 of the terminal block further includes aninsulation base 30. Theinsulation base 30 includes aninsertion opening 31 and apin container 32. Theinsertion base 10 and thespring 20 are disposed in theinsulation base 30. Theinsertion slot 12 is disposed corresponding to theinsertion opening 31. Theconductive pin 17 penetrates out of thepin container 32 to be electrically connected to a circuit board (not illustrated). - Please refer to
Figs. 5 to 7 illustrating the clamping wire structure of the terminal block according to other embodiments. These embodiments are similar to the foregoing embodiment with the difference being the configuration of theconductive pin 17. - As shown in
Fig. 5 , theinsertion base 10 similarly has theinsertion slot 12, thecontact section 13, and the linkingpiece 14, thefirst connection portion 15, theextension element 16, theconnection slot 161, and theconductive pin 17. In the present embodiment, theconductive pin 17 extends in a direction perpendicular to theextension element 16 and is disposed at one side of theinsertion slot 12. Please refer toFig. 6 . In the embodiment shown inFig. 6 , theconductive pin 17 extends in a direction parallel to theextension element 16 and away from theinsertion slot 12, and is disposed at one side of the contact section. - Furthermore, in
Fig. 7 , theconductive pin 17 is disposed at one side of thecontact section 13 and extends in an oblique direction away from theinsertion slot 12. The linkingpiece 14 is a dovetail part, and theconnection slot 161 is a dovetail groove, thereby enhancing the combination effect between the linkingpiece 14 and theconnection slot 161. - It is to be understood that the above descriptions are merely the preferable embodiments of the present invention and are not intended to limit the scope of the present invention. Equivalent changes and modifications made in the spirit of the present invention are regarded as falling within the scope of the present invention.
Claims (9)
- A clamping wire structure of a terminal block, comprising:an insertion base (10) including a first conductor (11), the first conductor (11) including an insertion slot (12), a contact section (13) disposed at one side of the insertion slot (12), a linking piece (14) and a first connection portion (15) disposed at the other side of the insertion slot (12), an extension element (16), and a conductive pin (17), the extension element (16) including a connection slot (161), the first conductor (11) bending to position the insertion slot (12) correspondingly above the extension element (16), the linking piece (14) being inserted in the connection slot (161) to make the insertion slot (12) and the extension element (16) surroundingly form an insertion space (100); anda spring (20) including a second conductor (21), the second conductor (21) being bent into a V-shaped spring, the second conductor (21) having an adjustment portion (22) and a second connection portion (23), the spring (20) being inserted in the insertion space (100), the second connection portion (23) being fixed on the first connection portion (15), the adjustment portion (22) being in resilient contact with the contact section (13) by a resilient restoring force of the spring (20).
- The clamping wire structure of the terminal block of claim 1, wherein the insertion slot (12) is of rectangular shape.
- The clamping wire structure of the terminal block of claim 1, wherein the contact section (13) includes a plurality of friction ribs (131), the adjustment portion (22) is in contact against one of the friction ribs (131).
- The clamping wire structure of the terminal block of claim 1, wherein the first connection portion (15) is a bump, and the second connection portion (23) is an opening.
- The clamping wire structure of the terminal block of claim 1, wherein the conductive pin (17) extends in a direction perpendicular to the extension element (16) and is disposed at one side of the contact section (13).
- The clamping wire structure of the terminal block of claim 1, wherein the conductive pin (17) extends in a direction perpendicular to the extension element (16) and is disposed at one side of the insertion slot (12).
- The clamping wire structure of the terminal block of claim 1, wherein the conductive pin (17) extends in a direction parallel to the extension element (16) and away from the insertion slot (12), and is disposed at one side of the contact section (13).
- The clamping wire structure of the terminal block of claim 1, wherein the conductive pin (17) is disposed at one side of the contact section (13) and extends in an oblique direction away from the insertion slot (12).
- The clamping wire structure of the terminal block of claim 1, further comprising an insulation base (30), the insulation base (30) including an insertion opening (31) and a pin container (32), the insertion base (10) and the spring (20) being disposed in the insulation base (30), the insertion slot (12) being disposed corresponding to the insertion opening (31), the conductive pin (17) penetrating out of the pin container (32).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16157745.7A EP3211719A1 (en) | 2016-02-26 | 2016-02-26 | Clamping wire structure of terminal block |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16157745.7A EP3211719A1 (en) | 2016-02-26 | 2016-02-26 | Clamping wire structure of terminal block |
Publications (1)
Publication Number | Publication Date |
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EP3211719A1 true EP3211719A1 (en) | 2017-08-30 |
Family
ID=55443170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16157745.7A Withdrawn EP3211719A1 (en) | 2016-02-26 | 2016-02-26 | Clamping wire structure of terminal block |
Country Status (1)
Country | Link |
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EP (1) | EP3211719A1 (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10227235A1 (en) * | 2002-06-19 | 2004-01-29 | Wieland Electric Gmbh | Screwless conductor lead terminal has contact carrier and cooperating contact spring fitting through contact carrier for clamping inserted conductor lead |
US20080085639A1 (en) * | 2006-10-06 | 2008-04-10 | Abb Patent Gmbh | Clamping connection, connecting terminal arrangement and installation switching device |
DE102008047526A1 (en) * | 2008-09-16 | 2010-04-15 | Wago Verwaltungsgesellschaft Mbh | Contact insert for e.g. switching terminal, of automation system, has electrically conductive surface sections arranged adjacent to each other with planes such that lead-through openings are aligned with each other and form slot |
DE202013105944U1 (en) * | 2013-12-26 | 2014-01-22 | Wago Verwaltungsgesellschaft Mbh | Spring-loaded terminal connection and connectors hereby |
CN104143712A (en) * | 2013-05-10 | 2014-11-12 | 町洋机电(中国)有限公司 | Spring type saving type electric connector |
TWI487208B (en) | 2012-08-14 | 2015-06-01 | Dinkle Entpr Co Ltd | Terminals improved structure |
DE202015003298U1 (en) * | 2015-05-05 | 2015-06-03 | Dinkle Enterprise Co., Ltd. | Terminal structure |
-
2016
- 2016-02-26 EP EP16157745.7A patent/EP3211719A1/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10227235A1 (en) * | 2002-06-19 | 2004-01-29 | Wieland Electric Gmbh | Screwless conductor lead terminal has contact carrier and cooperating contact spring fitting through contact carrier for clamping inserted conductor lead |
US20080085639A1 (en) * | 2006-10-06 | 2008-04-10 | Abb Patent Gmbh | Clamping connection, connecting terminal arrangement and installation switching device |
DE102008047526A1 (en) * | 2008-09-16 | 2010-04-15 | Wago Verwaltungsgesellschaft Mbh | Contact insert for e.g. switching terminal, of automation system, has electrically conductive surface sections arranged adjacent to each other with planes such that lead-through openings are aligned with each other and form slot |
TWI487208B (en) | 2012-08-14 | 2015-06-01 | Dinkle Entpr Co Ltd | Terminals improved structure |
CN104143712A (en) * | 2013-05-10 | 2014-11-12 | 町洋机电(中国)有限公司 | Spring type saving type electric connector |
DE202013105944U1 (en) * | 2013-12-26 | 2014-01-22 | Wago Verwaltungsgesellschaft Mbh | Spring-loaded terminal connection and connectors hereby |
DE202015003298U1 (en) * | 2015-05-05 | 2015-06-03 | Dinkle Enterprise Co., Ltd. | Terminal structure |
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