CN104756219B - Circuit-breaker and the assemble method of circuit-breaker - Google Patents
Circuit-breaker and the assemble method of circuit-breaker Download PDFInfo
- Publication number
- CN104756219B CN104756219B CN201380052125.2A CN201380052125A CN104756219B CN 104756219 B CN104756219 B CN 104756219B CN 201380052125 A CN201380052125 A CN 201380052125A CN 104756219 B CN104756219 B CN 104756219B
- Authority
- CN
- China
- Prior art keywords
- button
- trip
- close mechanism
- breaker
- circuit
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/04—Means for indicating condition of the switching device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
Abstract
The present invention provides the assemble method of a kind of circuit-breaker and circuit-breaker.Trip button (22) includes：Button portion (22b) in the setting of the top of button body (22a)；The holding section (22c) that can engage with tripping operation cross bar (21) in the setting of the bottom of button body；The position and button portion positioned at button body and holding section between and be arranged to axis with button portion press the upwardly extending axle portion in the orthogonal side in direction (wire rod (26a) of torsion spring (26)).And, be configured to by press the button portion and button body rotates around above-mentioned axle portion thus holding section to tripping operation cross bar apply thrust structure.And, open-close mechanism section (20) (side plate (23a)) has the dead eye (25) of the axle portion (26a) of supporting trip button.
Description
Technical field
The present invention relates to circuit-breaker with Inturruptor for sub-line, circuit-breaker etc. as object and circuit-breaker
Assemble method, is specifically related to the structure of the trip button of equipment in circuit-breaker.
Background technology
In circuit-breaker, there is the trip operation whether normal work in order to test chopper at any time, and be equipped with title
For the device of the button of the test of " trip button ", by from external hand push trip button, and make latching device
Release, makes main circuit contact disconnect.
Fig. 5 illustrates the inside of the circuit-breaker possessing trip button.
The symbol 1 of Fig. 5 is the handle of the ON/OFF operation that can carry out circuit-breaker manually, and symbol 2 is handle
Bar, symbol 3 is the latching device linking, participating in trip action with handlebar 2, and symbol 4 is by latching device 3 and toggle link machine
Structure 5 links, has the movable contact of moving contact 4A freely to rotate, and symbol 6 is to rotate around pin 6A, lead in overcurrent release
Cross trip(ping) bar 7 release with the fastening state of latching device 3, make elbow-bar mechanism 5 carry out the cross bar of tripping action, symbol 8 is opening and closing
Spring, symbol 9 be when overcurrent occurs by the electromagnetic attracting force producing in electromagnetic trip portion 10, make cross bar 6 to the direction of arrow
The armature rotating.Additionally, symbol 11 is the fixed contact with fixed contact 11A.
And, it is provided with trip button 13 in framework 12.Press this trip button 13 by resisting the elastic force of wind spring 14,
Thus release the fastening state of latching device 3 and trip(ping) bar 7, make movable contact 4 turn off action, actually without flow through excessively electric
Whether stream ground test trip action is normal.
Prior art literature
Patent documentation
Patent documentation 1：Japanese Patent Publication 3-20854 publication (Fig. 1)
Content of the invention
However, the circuit-breaker of above-mentioned patent documentation 1, from the inwall of framework 12 be protrudedly formed press trip by
The block (not shown) of the depressed position of trip button 13 is limited on the direction of button 13, and keeps the spring of the tubular of wind spring 14 to draw
Lead portion 15, need to consider these blocks (limiting section), the size of spring guide portion 15, the stroke of trip button 13, and by framework
12 internal volume is designed as larger, existing problems in terms of miniaturization.
Additionally, because the inwall in framework 12 arranges block and spring guide portion 15 etc., the shape of framework 12 becomes complicated,
Have problems in terms of manufacturing cost.
Additionally, framework 12 is by being formed with linking the multiple dividing body of screw link, but because link the fastening force of screw
Impact, there is framework 12 and deform, the deformation effect of this framework 12 to spring guide portion 15, the action damaging trip button 13 can
Probability by property.
Then, it is an object of the invention to provide the assemble method of a kind of circuit-breaker and circuit-breaker, even if tool
There is trip button and reduce it is also possible to realize manufacturing cost, realize miniaturization simultaneously.
Means for solving the problems
In order to reach above-mentioned purpose, the circuit-breaker of a mode of the present invention, it is equipped with the inside of framework：If
It is equipped with the fixed contact of fixed contact；It is provided with the movable contact of the moving contact contacting with above-mentioned fixed contact；Movable with this
The open-close mechanism section that contact connects；Above-mentioned open-close mechanism section is made to carry out the tripping operation horizontal stroke of trip operation with by depressed action
Bar, is arranged trip button in the outer surface of above-mentioned framework, by the action of pressing of this trip button, above-mentioned tripping operation cross bar is carried out
Push action, above-mentioned trip button includes：It is arranged on the button portion at the top of button body；It is arranged on the energy of above-mentioned button body
Enough holding sections engaging with above-mentioned tripping operation cross bar；And the above-mentioned button portion positioned at above-mentioned button body and above-mentioned holding section between
Position and be arranged to axis with above-mentioned button portion press the upwardly extending axle portion in the orthogonal side in direction, be configured to by pressing
Above-mentioned button portion makes above-mentioned button body rotate around above-mentioned axle portion and make above-mentioned holding section apply thrust to above-mentioned tripping operation cross bar
Structure, above-mentioned open-close mechanism section has the dead eye of the axle portion supporting above-mentioned trip button.
The circuit-breaker of a mode according to the present invention, is not to be formed to keep jumping as existing apparatus in framework
The part of lock button, and framework can be made to become simple structure, it is possible to realize manufacturing cost reducing.Additionally, with linking
The framework of the multiple dividing body of screw link, even if deform, the jump of the present invention because of the impact of the fastening force linking screw etc.
Lock button and framework do not link, and Reliability of Microprocessor also will not reduce.
Additionally, the circuit-breaker of the present invention mode, the axle portion of above-mentioned trip button is can freely to carry out bullet
Property deformation spring members, when by pressing above-mentioned button portion and making above-mentioned button body there occurs rotation, restitutive force plays
Make the effect of above-mentioned button body return-to-home position.
The circuit-breaker of a mode according to the present invention, the axle portion of above-mentioned trip button also functions to the work of back-moving spring
With it is possible to realize components number reducing.
Additionally, the circuit-breaker of the present invention mode, the axle portion of above-mentioned trip button is to bend to generally U-shaped shape
The torsion spring with a pair of wire rod being parallel to each other, the wire rod of a side of this torsion spring is locked in one of above-mentioned open-close mechanism section
Point, the wire rod of the opposing party is inserted in the above-mentioned dead eye of above-mentioned open-close mechanism section.
The circuit-breaker of a mode according to the present invention, torsion spring can support trip button, apply to restore bullet simultaneously
Power.
On the other hand, the assemble method of the chopper of a mode of the present invention, in foregoing circuit chopper, in framework
Inside be equipped with：It is provided with the fixed contact of fixed contact；Be provided with the moving contact contacting with above-mentioned fixed contact can
Moving contact；The open-close mechanism section being connected with this movable contact；Above-mentioned open-close mechanism section is made to be jumped with by depressed action
The tripping operation cross bar of lock action, arranges trip button in the outer surface of above-mentioned framework, presses action to upper by this trip button
State tripping operation cross bar and carry out push action, the assemble method of foregoing circuit chopper is used for for above-mentioned trip button being assembled into above-mentioned opening
Close mechanism part, above-mentioned trip button includes：It is arranged on the button portion at the top of button body；It is arranged on the energy of above-mentioned button body
Enough holding sections engaging with above-mentioned tripping operation cross bar；And the above-mentioned button portion positioned at above-mentioned button body and above-mentioned holding section between
Position and be arranged to axis with above-mentioned button portion press the upwardly extending shaft insertion hole in the orthogonal side in direction, above-mentioned opening/closing machine
Structure portion includes a pair of side plates and is located at the top board on the top of this pair of side plates, has in plate thickness direction insertion in the side plate of a side
Dead eye, above-mentioned trip button is configured with the corresponding mode of above-mentioned dead eye of above-mentioned side plate with above-mentioned shaft insertion hole, afterwards,
The torsion spring with a pair of wire rod being parallel to each other of generally U-shaped shape will be bent to, above-mentioned top board will be locked on the wire rod of a side
The wire rod of a part and the opposing party is inserted in the above-mentioned dead eye of above-mentioned side plate and the above-mentioned shaft insertion hole of above-mentioned trip button
Mode installed.
The assemble method of the circuit-breaker of a mode according to the present invention, the instruments such as screwdriver can not be used,
Trip button is simple assemblied into open-close mechanism section by the torsion spring using substantially U-shaped.
Invention effect
Circuit-breaker according to the present invention and the assemble method of chopper, are capable of manufacturing cost reduction, part
Number reduces, and realizes miniaturization simultaneously.
Brief description
Fig. 1 is the axonometric chart of the major part of the open-close mechanism section of the circuit-breaker representing the present invention.
Fig. 2 is the side view of the major part of the open-close mechanism section of the circuit-breaker representing the present invention.
Fig. 3 represents the assembling flow path that trip button is assembled into open-close mechanism section.
Fig. 4 is the structure representing trip button and the figure pressing action.
Fig. 5 is the sectional view representing the existing circuit-breaker possessing trip button.
Specific embodiment
Describe the mode (hereinafter referred to as embodiment) for implementing the present invention below with reference to accompanying drawing in detail.Wherein, for
With the structure identical structure division shown in Fig. 5, additional identical symbol simultaneously omits the description.
Fig. 1 is the axonometric chart of the major part of three pole distribution circuit-breakers representing the present invention, illustrates in framework
The 12 internal open-close mechanism sections 20 carrying, tripping operation cross bar 21 and trip button 22.Additionally, Fig. 2 is the master illustrating Fig. 1 from side
Want the figure of part, Fig. 3 illustrates trip button 22 to the assembling of open-close mechanism section 20, Fig. 4 is the structure representing trip button 22
With the figure pressing action.
As shown in figure 1, open-close mechanism section 20 includes the latching device (chain shot with the participation trip action of handlebar 2 link
Mechanism) 3 and elbow-bar mechanism 5 (with reference to Fig. 5), around this open-close mechanism section 20, it is configured with a pair configuring in parallel to each other
Side plate 23a, 23b, and the top board 24 with the top link of this pair of side plates 23a, 23b.
It is formed with peristome 24a in top board 24.This peristome 24a includes：The long opening extending to a pair of side plates 23a, 23b
Portion；And the short peristome continuously being extended in the way of forming L-shaped with the side plate 23a side of this long peristome.
And, the side plate 23a near the short peristome of the peristome 24a of top board 24, is formed through in a thickness direction
There is dead eye 25.
Tripping operation cross bar 21 is the part being formed with trip portion 21b at the 3 of the length direction of bar main body 21a, such as Fig. 1
Shown, axle portion by can around hole 23c freely rotatable in the way of be supported between a pair of side plates 23a, 23b.Additionally, in Fig. 2, symbol
21c represents the position of the axle portion of above-mentioned tripping operation cross bar 21.
Trip button 22 is as shown in figure 3, be to possess button body 22a, the button portion in the setting of the top of button body 22a
22b, the bottom of button body 22a setting engaging protuberances 22c and between button portion 22b and engaging protuberances 22c in thickness
The part of the shaft insertion hole 22d of insertion setting on degree direction.
And, trip button 22, as shown in figure 1, being configured in the lower surface side of top board 24, makes shaft insertion hole 22d and side
The dead eye 25 of plate 23a is corresponding, and torsion spring 26 is inserted this dead eye 25 and shaft insertion hole 22d.
Torsion spring 26 as shown in figure 3, be bent into substantially U-shaped possess a pair of wire rod 26a, 26b being parallel to each other
Elastomeric element.
The wire rod 26a of one side of this torsion spring 26 is the part inserted in dead eye 25 and shaft insertion hole 22d, the opposing party's
Wire rod 26b is as shown in figure 1, the opening edge portion along peristome 24a extends, and the upper surface of its end 26b1 and top board 24
Hook engages.
So, it is supported in the trip button 22 of open-close mechanism section 20 (side plate 23a and top board 24) by torsion spring 26, such as scheme
Shown in 4 (a), with button portion 22b from the button hole 12a arranging in framework 12 is protruding to the outside and engaging protuberances 22c and tripping operation
The state that trip portion 21b of cross bar 21 is relative configures in framework 12.
As shown in Fig. 4 (a), observe from side, engaging protuberances 22c are located at lower section, button portion with respect to shaft insertion hole 22d
22b is above with respect to shaft insertion hole 22d, and with respect to shaft insertion hole 22d left and right be configured with engaging protuberances 22c and by
The trip button 22 of button portion 22b, to button portion 22b apply downwards by exerting oneself when, in being transformed to shaft insertion hole 22d be
The rotation of button body 22a of the heart.
Then, as shown in Fig. 4 (b), when button portion 22b is applied by exerting oneself, in torsion spring 26, insert in dead eye 25 and axle
That the wire rod 26a of the side in patchhole 22d and the opening edge portion along peristome 24a extend, end 26b1 and top board 24
Upper surface hook engaging the opposing party wire rod 26b mutual interval by eight shape extension in the way of carry out torsional deflection.This
When, the downward side shifting of button body 22a is rotated centered on shaft insertion hole 22d simultaneously, and engaging protuberances 22c are to tripping operation cross bar 21
Trip portion 21b applies pushing force.Thus, tripping operation cross bar 21 is rotated to the direction of arrow centered on axle 21c, thus passing through opening/closing machine
The latching device 3 in structure portion 20 and elbow-bar mechanism 5 make movable contact 4 turn off action.
Herein, release button portion 22 by exerting oneself when, carry out the torsion spring 26 of torsional deflection and button body 22a applied
Make the restitutive force (recovery shown in the direction of arrow of symbol S of the original shape that a pair of wire rod 26a, 26b recovery is parallel to each other
Elastic force).It is applied with the mobile script position to Fig. 4 (a) of trip button 22 of the restitutive force S of this torsion spring 26.
Additionally, the holding section of the present invention corresponds to engaging protuberances 22c, the axle portion of the present invention corresponds to torsion spring 26 and wire rod
26a.
Then, for the side plate 23a in the circuit-breaker of present embodiment, configuring around open-close mechanism section 20 and
Top board 24 assembles the flow process of trip button 22, illustrates with reference to Fig. 3.
First, as shown in the arrow A of Fig. 3, so that trip button 22 is increased from the following side of side plate 24, make trip button 22
The mobile top until button body 22a is located at the peristome 24a of top board 24.
Then, make the dead eye 25 of the shaft insertion hole 22d and side plate 23a of trip button 22 corresponding.
Then, as shown in the arrow B of Fig. 3, so that torsion spring 26 is moved to the top of side plate 23a, so that the wire rod 26a of a side is inserted
In dead eye 25 and shaft insertion hole 22d, make the wire rod 26b of the opposing party along peristome 24a opening edge portion extend so as to
End 26b1 is engaged with the upper surface hook of top board 24.
Thus, being completed to side plate 23a and top board 24 by trip button 22.
Then, the action effect of the circuit-breaker of present embodiment is described.
In the circuit-breaker of present embodiment, supporting trip button 22 part be open-close mechanism section 20 side plate 23a,
23b and top board 24, are not to form, in framework 12, the part keeping trip button as existing apparatus, framework 12 can be made to become
For simple structure, it is possible to realize manufacturing cost reducing.
Even if additionally, multiple dividing body is by linking the framework 12 of screw link because of the fastening force of link screw etc.
Impact and deform, the trip button 22 of present embodiment and framework 12 do not link, but be opened and closed mechanism part 20 side plate 23a,
23b and top board 24 support, so Reliability of Microprocessor also will not reduce.
Additionally, trip button 22 is to be rotated centered on the shaft insertion hole 22d in the substantial middle setting of button body 22a
Mechanism, the operational stroke of trip button 22 is little, it is possible to realizing the miniaturization of circuit-breaker.
Additionally, trip button 22 is rotatably bearing in side plate 23a and the part of top board 24 is torsion spring 26, this torsion
Spring 26 applies to return the restitutive force S of script position it is achieved that supporting trip button 22 for the trip button 22 making to press
Function and the function as back-moving spring part, it is possible to suppression component number increase.
And then, in order to trip button 22 being assembled in side plate 23a and the top board 24 of open-close mechanism section 20, under top board 24
Face side configures trip button 22, then, makes the dead eye 25 of the shaft insertion hole 22d and side plate 23a of trip button 22 corresponding, connects
, so that the wire rod 26a of a side of the torsion spring 26 of substantially U-shaped is inserted in dead eye 25 and shaft insertion hole 22d, make torsion spring 26
The wire rod 26b of the opposing party extend the upper surface hook so as to end 26b1 and top board 24 along the opening edge portion of peristome 24a
Hang tag conjunction, by being completed of this trip button 22.In such manner, it is possible to use substantially U-shaped with not using the instruments such as screwdriver
Torsion spring 26 trip button 22 is simply assembled at side plate 23a and top board 24.
Utilization probability in industry
As described above, the assemble method of the circuit-breaker of the present invention and circuit-breaker, though for possess trip by
Button is also capable of manufacturing cost reduction and realizes miniaturization simultaneously is useful.
Symbol description
1 ... handle, 2 ... handlebars, 3 ... latching devices, 4 ... movable contacts, 5 ... elbow-bar mechanism,
12 ... frameworks, 12a ... button hole, 20 ... open-close mechanism sections, 21 ... tripping operation cross bars, 21a ... bar main body,
21b ... trip portion, 21c ... axle, 22 ... trip button, 22a ... button body, 22b ... button portion, 22c ...
Engaging protuberances, 22d ... shaft insertion hole, 23a, 23b ... side plate, 24 ... top boards, 24a ... peristome, 25 ... bearings
Hole, 26 ... torsion springs, 26a, 26b ... wire rod, the end of 26b1 ... wire rod.
Claims (4)
1. a kind of circuit-breaker, it is equipped with the inside of framework：It is provided with the fixed contact of fixed contact；It is provided with and institute
State the movable contact of the moving contact of fixed contact contact；The open-close mechanism section being connected with this movable contact；With by being pressed
Press the tripping operation cross bar making described open-close mechanism section carry out trip operation, arrange trip button in the outer surface of described framework,
Push action is carried out to described tripping operation cross bar by the action of pressing of this trip button, described circuit-breaker is characterised by：
Described trip button includes：It is arranged on the button portion at the top of button body；Be arranged on described button body can be with
The holding section of described tripping operation cross bar engaging；Position and the described button portion positioned at described button body and described holding section between
And be arranged to axis with described button portion press the upwardly extending axle portion in the orthogonal side in direction, be configured to described by pressing
Button portion makes described button body rotate around described axle portion and make described holding section apply the knot of thrust to described tripping operation cross bar
Structure,
Described open-close mechanism section has the dead eye of the axle portion supporting described trip button,
The axle portion of described trip button is can freely to carry out the spring members of elastic deformation, is made by pressing described button portion
When described button body there occurs rotation, restitutive force plays the effect making described button body return-to-home position.
2. circuit-breaker as claimed in claim 1 it is characterised in that：
The axle portion of described trip button is to bend to the torsion spring with a pair of wire rod being parallel to each other of generally U-shaped shape, this torsion spring
The wire rod of a side be locked in the part of described open-close mechanism section, the wire rod of the opposing party is inserted in described open-close mechanism section
In described dead eye.
3. a kind of circuit-breaker, it is equipped with the inside of framework：It is provided with the fixed contact of fixed contact；It is provided with and institute
State the movable contact of the moving contact of fixed contact contact；The open-close mechanism section being connected with this movable contact；With by being pressed
Press the tripping operation cross bar making described open-close mechanism section carry out trip operation, arrange trip button in the outer surface of described framework,
Push action is carried out to described tripping operation cross bar by the action of pressing of this trip button, described circuit-breaker is characterised by：
Described trip button includes：It is arranged on the button portion at the top of button body；Be arranged on described button body can be with
The holding section of described tripping operation cross bar engaging；Position and the described button portion positioned at described button body and described holding section between
And be arranged to axis with described button portion press the upwardly extending axle portion in the orthogonal side in direction, be configured to described by pressing
Button portion makes described button body rotate around described axle portion and make described holding section apply the knot of thrust to described tripping operation cross bar
Structure,
Described open-close mechanism section has the dead eye of the axle portion supporting described trip button,
The axle portion of described trip button is to bend to the torsion spring with a pair of wire rod being parallel to each other of generally U-shaped shape, this torsion spring
The wire rod of a side be locked in the part of described open-close mechanism section, the wire rod of the opposing party is inserted in described open-close mechanism section
In described dead eye.
4. a kind of assemble method of circuit-breaker, in described circuit-breaker, is equipped with the inside of framework：It is provided with solid
The fixed contact of fixed contact；It is provided with the movable contact of the moving contact contacting with described fixed contact；With this movable contact even
The open-close mechanism section connecing；Described open-close mechanism section is made to carry out the tripping operation cross bar of trip operation with by depressed action, in institute
The outer surface stating framework arranges trip button, carries out by pressing by the action of pressing of this trip button to described tripping operation cross bar
Make, the assemble method of described circuit-breaker is used for for described trip button being assembled into described open-close mechanism section, this assemble method
It is characterised by：
Described trip button includes：It is arranged on the button portion at the top of button body；Be arranged on described button body can be with
The holding section of described tripping operation cross bar engaging；Position and the described button portion positioned at described button body and described holding section between
And be arranged to axis with described button portion press the upwardly extending shaft insertion hole in the orthogonal side in direction,
Described open-close mechanism section includes a pair of side plates and is located at the top board on the top of this pair of side plates, has in the side plate of a side
The dead eye of plate thickness direction insertion,
Described trip button is configured with the corresponding mode of described dead eye of described side plate with described shaft insertion hole, afterwards,
The torsion spring with a pair of wire rod being parallel to each other of generally U-shaped shape will be bent to, described top will be locked on the wire rod of a side
The described axle of described dead eye and described trip button that the wire rod of a part for plate and the opposing party is inserted in described side plate is inserted
The mode entering hole is installed.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-026627 | 2013-02-14 | ||
| JP2013026627A JP6020236B2 (en) | 2013-02-14 | 2013-02-14 | Circuit breaker and circuit breaker assembly method |
| PCT/JP2013/007592 WO2014125549A1 (en) | 2013-02-14 | 2013-12-25 | Circuit breaker and method for assembling circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104756219A CN104756219A (en) | 2015-07-01 |
| CN104756219B true CN104756219B (en) | 2017-03-01 |
Family
ID=51353585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380052125.2A Active CN104756219B (en) | 2013-02-14 | 2013-12-25 | Circuit-breaker and the assemble method of circuit-breaker |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6020236B2 (en) |
| CN (1) | CN104756219B (en) |
| WO (1) | WO2014125549A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102275002B1 (en) * | 2019-11-12 | 2021-07-08 | 엘에스일렉트릭(주) | Trip Assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3096829U (en) * | 2002-04-01 | 2004-01-08 | エルジー産電株式会社 | Circuit breaker |
| CN1230855C (en) * | 2000-05-16 | 2005-12-07 | 河村电器产业株式会社 | Testing button for leakage breaker |
| CN201673872U (en) * | 2010-05-13 | 2010-12-15 | 上海华联低压电器有限公司 | Plastic casing type low voltage circuit breaker |
| CN102194619A (en) * | 2010-03-16 | 2011-09-21 | 施耐德电器工业公司 | Test device for circuit breaker and circuit breaker with test device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61153944U (en) * | 1985-03-18 | 1986-09-24 |
-
2013
- 2013-02-14 JP JP2013026627A patent/JP6020236B2/en active Active
- 2013-12-25 CN CN201380052125.2A patent/CN104756219B/en active Active
- 2013-12-25 WO PCT/JP2013/007592 patent/WO2014125549A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1230855C (en) * | 2000-05-16 | 2005-12-07 | 河村电器产业株式会社 | Testing button for leakage breaker |
| JP3096829U (en) * | 2002-04-01 | 2004-01-08 | エルジー産電株式会社 | Circuit breaker |
| CN102194619A (en) * | 2010-03-16 | 2011-09-21 | 施耐德电器工业公司 | Test device for circuit breaker and circuit breaker with test device |
| CN201673872U (en) * | 2010-05-13 | 2010-12-15 | 上海华联低压电器有限公司 | Plastic casing type low voltage circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6020236B2 (en) | 2016-11-02 |
| WO2014125549A1 (en) | 2014-08-21 |
| CN104756219A (en) | 2015-07-01 |
| JP2014157665A (en) | 2014-08-28 |
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