CN200959300Y - Wave-band switch - Google Patents
Wave-band switch Download PDFInfo
- Publication number
- CN200959300Y CN200959300Y CN 200620133485 CN200620133485U CN200959300Y CN 200959300 Y CN200959300 Y CN 200959300Y CN 200620133485 CN200620133485 CN 200620133485 CN 200620133485 U CN200620133485 U CN 200620133485U CN 200959300 Y CN200959300 Y CN 200959300Y
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- CN
- China
- Prior art keywords
- pedestal
- circuit board
- central shaft
- pad
- band switch
- 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.)
- Expired - Fee Related
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Abstract
The utility model is a wave band switch, including a first base, a second base, a central axis, a first circuit board and a second circuit board, the said first base is fixed with the second base diagonally, the central axis is disposed between the first base and the second base as an integral forming, the central axis protrudes out of the second base and is connected with an insulation part of the first circuit, the periphery of the insulation part is provided with a circuit part, rotating the first circuit along the central axis can make the circuit part conductive or insulated with the second circuit board; and then the utility model is disposed with the central axis with an integral forming, a firm diagonal fixation structure, the first circuit board with insulation part, a pushing and pulling component which is easy to assemble, a pushing and pulling component which can adjust the torsion, as well as a slot with a outward expanding inclined plane.
Description
Technical field
The relevant a kind of band switch of the utility model, be meant especially a kind of first circuit board that has integrated central shaft, firm diagonal fixed structure concurrently, has insulation division, be easy to assemble push away the element of pulling, can adjust the element of pulling that pushes away of torsion, and tool extends out the band switch of the kerve on inclined-plane.
Background technology
Consult Figure 12 and Figure 13, the known wavelength range switch comprises at least: central shaft 83 on one first pedestal 81, one second pedestal 82,, once central shaft 84, a first circuit board 85 and a second circuit board 86, wherein:
This first pedestal 81 has a central axis P, and is provided with:
Two first coaxial line locking parts 811, the vertical respectively two ends of being located at this first pedestal 81, and be positioned at simultaneously on this central axis P;
This second pedestal 82, it is provided with:
Two frameworks 821;
Two push away the element 822 of pulling, and are located at respectively on two frameworks 821;
Two elastic components 823 two push away the element 822 of pulling in order to push away to pull respectively;
Two second coaxial line locking parts 824, corresponding respectively two first coaxial line locking parts 811 are located on second pedestal 82;
Two retaining elements 825 pass two second coaxial line locking parts 824 and two first coaxial line locking parts 811 respectively, and first, second pedestal 81 and 82 is sealed;
Should go up central shaft 83, and be located between this first pedestal 81 and second pedestal 82, central shaft 83 is established a upper boom 831 and is stretched out this first pedestal 81 on this; Other establishes a drive end 832 and drives two pads;
This time central shaft 84 is located at below this second pedestal 82, and this time central shaft 84 is established an interlock end 841 and passed this second pedestal, 82 these drive end 832 of binding, and establishes a circuit board drive end 842 these first circuit boards 85 of driving;
This first circuit board 85 is located at this time central shaft 84 belows, and it is to being provided with circuit part 851 by second circuit board 86;
This second circuit board 86 is located at this first circuit board 85 belows, and 86 pairs of this second circuit boards should circuit part 851 be provided with a plurality of conducting portions 861.
Known structure produces following disappearance:
(1) central shaft of breakdown.Known central shaft is divided into central shaft and following central shaft, and except the structural strength of bearing torsion radially was relatively poor, because of part is many, assembling is inconvenience very, has increased the number of assembling steps of production line, improves production cost.
(2) unsteady coaxial inner conductor closing component structure.First, second pedestal of known structure is sealed with two retaining elements on the same central axis, but the area of first, second pedestal is big, and fitting area is little, and the sealed strength that two retaining elements are produced diminishes, more built on the sand.
(3) first circuit board of naked portion.The design of known first circuit board naked portion, so, its down central shaft be required to be plastic material, in order to avoid produce short circuit phenomenon with the circuit part of first circuit board, so, make down the structural strength variation of central shaft.
(4) be difficult to the element of pulling that pushes away assembled.The known element of pulling that pushes away is located on the very thin framework, very easily in assembling process, drops, so, assembling degree of difficulty height.
(5) can't adjust the element of pulling that pushes away of torsion.The known element of pulling that pushes away is pulled by the elastic component top of this shell fragment type, and it pushes away the torsion of pulling and can't adjust.
Therefore, be necessary to research and develop new structure to solve above-mentioned shortcoming.
Summary of the invention
The purpose of this utility model is to provide a kind of band switch, and it is provided with integrated central shaft.
Another purpose of the present utility model is to provide a kind of band switch, and it has firm diagonal fixed structure.
Another purpose of the present utility model is to provide a kind of band switch, and it has insulation division at first circuit board.
A purpose more of the present utility model is to provide a kind of band switch, and it is provided with the element of pulling that pushes away that is easy to assemble.
Other purpose of the present utility model is to provide a kind of band switch, and it is provided with can adjust pull element and tool of pushing away of torsion and extend out the kerve on inclined-plane.
The purpose of this utility model is to realize like this, a kind of band switch, it comprises one first pedestal, one second pedestal, one central shaft, one first circuit board and a second circuit board, this first pedestal is fixed in this second pedestal top, this central shaft is formed in one and makes, and this central shaft is located at first, between second pedestal, this central shaft upper end protrudes upward this first pedestal, its lower ends downward is stretched out this second pedestal, the lower end of central shaft is linked on the insulation division of this first circuit board, the periphery of described insulation division is provided with circuit part, this first circuit board is driven by central shaft and rotates, the circuit part of first circuit board and second circuit board conducting or the insulation of being located at its below.
Described first pedestal is provided with a horizontal center line axis; Vertical from top to bottom one first centre bore that is provided with horizontal center line axis; Two first diagonal locking parts are vertical at the two ends of this first pedestal respectively, and are separated in the both sides of this horizontal center line axis; Two adjust screw, the two ends of being located at this first pedestal respectively that level is relative; Be equiped with one all in regular turn in each adjustment screw and push away the element of pulling, an elastic component and a torsion adjustment part, this torsion adjustment part is screwed together in this adjustment screw;
Described second pedestal is provided with two second diagonal locking parts, is vertical at the two ends of this second pedestal respectively, and this two second diagonal locking part is separated in the both sides of this horizontal center line axis and corresponding with two first diagonal locking parts; The center of this second pedestal is run through and is provided with one second centre bore, and this second centre bore and described first centre bore are oppositely arranged; The bottom indent of this second pedestal is provided with a kerve;
Described band switch also be provided with one be connected with this central shaft upper end revolve seat; And be located between first pedestal and second pedestal and be sheathed on first pad of 1 on the central shaft and second pad; Described first pad has axis hole in one and around the curved tooth of this first pad periphery; Described second pad is established a central shaft hole and a catch;
Described central shaft has on the driving shaft, a couple axle and couple axle once from top to bottom at least; Described driving shaft runs through first centre bore of this first pedestal and links this and revolves seat; The described couple axle of going up passes the central shaft hole of second pad, the interior axis hole of first pad and second centre bore of this second pedestal in regular turn, and first pad and second pad drive rotation by the last couple axle of this central shaft; Described couple axle down is connected in the insulation division of first circuit board and drives this first circuit board and rotates;
Described first circuit board is located in this kerve, and this insulation division and this circuit part all are provided with in the face of this second circuit board;
This second circuit board, envelope is overlying on the kerve, and the corresponding described circuit part of this second circuit board is provided with a plurality of conducting portions.
Each pushes away the element of pulling and is all steel ball;
Each elastic component all be selected from compression spring, shell fragment one of them;
Each torsion adjustment part is all hexagon socket head cap screw;
This conducting portion is selected from fixedly wherein a kind of of snap the line, single-ended fixedly snap the line, both-end fixation spring tab of both-end.
This conducting portion is a fixedly snap the line of both-end, and the two ends of this conducting portion all are electrically connected at this second circuit board, and this conducting portion is the snap the line pattern.
This conducting portion is single-ended fixedly snap the line, and an end of conducting portion is by elastic reaction, and circuit part unsettled and this first circuit board keeps conducting or cut-out, and the other end then is electrically connected at this second circuit board, and this conducting portion is the snap the line pattern.
This conducting portion is the both-end fixation spring tab, and the two ends of conducting portion all are electrically connected at this second circuit board, and this conducting portion is the shell fragment pattern.
This band switch comprises again: two retaining elements, pass two second diagonal locking parts and two first diagonal locking parts respectively, at first, second pedestal of cornerwise fixed-site.
This revolves and adds a knob on the seat; This kerve has the inclined-plane of extending out.
The advantage that the utility model produced is as follows:
(1) integrated central shaft.Central shaft of the present utility model is formed in one (can be metal), can produce splendid radially torsion, up directly passes first pedestal, and toward next second pedestal that directly passes, assembling is very convenient, reduces the number of assembling steps and the part of production line, reduces production costs.
(2) firm diagonal fixed structure.On first, second pedestal of the present utility model, establishing two first diagonal locking parts and two second diagonal locking parts respectively, make first, second pedestal list can be firmly sealed with two retaining elements, also be to save number of assembling steps and part, also reduces cost.
(3) has the first circuit board of insulation division.Have insulation division in the middle of the first circuit board of the present utility model, the central shaft of metal material can be fixed on the insulation division by the complexed metal fixture, phenomenon can not be short-circuited with the circuit part on the first circuit board.
(4) be easy to the element of pulling that pushes away assembled.The element of pulling that pushes away of the present utility model is to be coated in the long adjustment screw, in assembling process, can not drop out easily, so, be easy to assembling.
(5) can adjust the element of pulling that pushes away of torsion.The element of pulling that pushes away of the present utility model is pulled by this elastic component top, and this elastic component is limited by this torsion adjustment part again, if, torsion (or elastic force) is lost in the long-time use of elastic component slightly, then can adjust this torsion adjustment part,, improve the torsion (or elastic force) of elastic component this elastic component pressurization.
(6) tool extends out the kerve on inclined-plane.Kerve of the present utility model has the design that extends out the inclined-plane, and the effect of other tool " proofread and correct guiding " is very easily packed in the circular kerve circular second circuit board into.
Description of drawings
Fig. 1: decomposing schematic representation of the present utility model.
Fig. 2: embodiment schematic diagram of the present utility model.
Fig. 3: generalized section of the present utility model.
Fig. 4: generalized section one before the part-structure action of the present utility model.
Fig. 5: part-structure action of the present utility model back generalized section one.
Fig. 6: generalized section two before the part-structure action of the present utility model.
Fig. 7: part-structure action of the present utility model back generalized section two.
Fig. 8: other embodiment generalized section of part-structure of the present utility model.
Fig. 9: the schematic diagram one of other embodiment of part-structure of the present utility model.
Figure 10: the schematic diagram two of other embodiment of part-structure of the present utility model.
Figure 11: the schematic diagram three of other embodiment of part-structure of the present utility model.
Figure 12: the decomposing schematic representation of known structure.
Figure 13: the embodiment schematic diagram of known structure.
Drawing reference numeral:
10,81 first pedestals, 101 first centre bores
Screw is adjusted in 11 first diagonal locking parts 12
121 push away element 122 elastic components of pulling
123 torsion adjustment parts 13 revolve seat
14 knobs, 20,82 second pedestals
Axis hole in 21 first pads 211
212 curved tooths, 22 second pads
221 central shaft holes, 222 catch
23 second diagonal locking parts, 231 retaining elements
24 second centre bores, 25 kerves
251 extend out inclined-plane 30 central shafts
Couple axle on 31 driving shafts 32
33 times couple axle 40,85 first circuit boards
41 insulation divisions, 42,851 circuit parts
50,86 second circuit boards, 51,861 conducting portions
511 first ends, 512 second ends
811 first coaxial line locking parts, 821 frameworks
822 push away element 823 elastic components of pulling
824 second coaxial line locking parts, 825 retaining elements
84 times central shafts of 832 drive end
841 interlock ends, 842 circuit board drive ends
The P central axis
Embodiment
See also Fig. 1, Fig. 2 and Fig. 3, the utility model is a kind of band switch, and it comprises one first pedestal 10, one second pedestal 20, a central shaft 30, a first circuit board 40 and a second circuit board 50, wherein:
This first pedestal 10 has one first centre bore 101 and a central axis P, and is provided with:
Two first diagonal locking parts 11 are vertical at the two ends of this first pedestal 10 respectively, and are separated in the both sides of this central axis P;
Two adjust screw 12, the two ends of being located at this first pedestal 10 respectively that level is relative; Each adjusts all installings in the screw 12:
One pushes away the element 121 of pulling, and is steel ball in preferred embodiment of the present utility model;
One elastic component 122 is to suppress this to push away the element 121 of pulling in this adjustment screw 12;
One torsion adjustment part 123 is screwed together in this adjustment screw 12, and in preferred embodiment of the present utility model, this torsion adjustment part 123 is a hexagon socket head cap screw;
One revolves seat 13, for rotating this central shaft 30;
This second pedestal 20, it is provided with:
One first pad 21 has the curved tooth 212 that axis hole 211 reaches around these first pad, 21 peripheries in;
One second pad 22 is established a central shaft hole 221 and a catch 222;
Two second diagonal locking parts 23 are vertical at the two ends of this second pedestal 20 respectively, and are separated in the both sides of this central axis P;
One second centre bore 24 runs through the center of this second pedestal 20;
One kerve 25, indent are in the bottom of this second pedestal 20, and this kerve 25 has one and extends out inclined-plane 251;
This central shaft 30 is located between this first pedestal 10 and this second pedestal 20, and this central shaft 30 has at least:
One driving shaft 31 links this and revolves seat 13 for this central shaft 30 runs through first centre bore 101 of this first pedestal 10;
Couple axle 32 on one, pass second centre bore 24 of this central shaft hole 221, this interior axis hole 211 and this second pedestal 20, drive this first pad 21 and this second pads 22 for this central shaft 30;
Once couple axle 33, drive this first circuit board 40 for this central shaft 30;
This first circuit board 40 is located in this kerve 25, and it is provided with an insulation division 41 to centre that should second circuit board 50 sides, and this time couple axle 33 passes this first circuit board 40 and is fixed in this insulation division 41; Be provided with circuit part 42 around this insulation division 41;
This second circuit board 50 is that envelope is overlying on the kerve 25, and 50 pairs of this second circuit boards should circuit part 42 be provided with a plurality of conducting portions 51.
Be band switch of the present utility model so.
Consult Fig. 3, Fig. 4 and Fig. 5, band switch of the present utility model can be applicable on the machining machine and tool at least, be to rotate this to revolve seat 13 in the enforcement, this revolves the driving shaft 31 that seat 13 drives this central shaft 30, these driving shaft 31 interlocks should be gone up couple axle 32, should go up couple axle 32 this time of interlock couple axles 33, and then produce following action simultaneously:
[1]. adjust different wave band angles.Should go up couple axle 32 this first pad 21 of interlock and this second pad 22 simultaneously, curved tooth 212 revolutions one tooth of this first pad 21 (can be adjusted different wave band angles, it is known technology, do not give unnecessary details for this reason), be ejection this push away these elastic components 122 of element 121 compression once (as Figure 6 and Figure 7) of pulling, be " stepping " and rotate; 22 on this second pad limits these central shaft 30 rotary angles with this catch 222, and (known technology is not given unnecessary details for this reason.)。
[2]. adjust the different circuit of conducting.This time couple axle 33 drives this first circuit board 40, and this first circuit board 40 rotates on this second circuit board 50, drives its circuit part 42 and different conducting portion 51 conductings.
Thus, utilize mechanical hardware and wiring board module, produce digital coding, to reduce the control number of contacts, reach the rotary code switch that reduces button and cost reduction, on the practice, but simple and easy mechanical framework is cut and located to fit angle, and utilization circuit board (for example first circuit board 40) line layout, in 360 ° of angles of cutting apart, circuit board line is encoded into digital code, each element circuit is cut off (as shown in Figure 4, this conducting portion 51 separates (i.e. insulation) with circuit part 42 on the first circuit board 40) or conducting (as shown in Figure 5, this conducting portion 51 contacts (being conducting) with circuit part 42 on the first circuit board 40), reach digital code (for example Digital Logic ary codes) and export.Reach stepping and adjust the main shaft of the machining machine and tool different distance (known technology is not given unnecessary details for this reason) of advancing.
Certainly, adjust this torsion adjustment part 123, this pushes away the torsion (or elastic force) of the element 121 of pulling can to adjust these elastic component 122 ejections, avoids elastic component 122 long-time uses to produce elastic fatigue.
Consult Fig. 1, on the practice, this revolves on the seat 13 can add a knob 14, and this revolves seat 13 in order to twisting.
Corresponding two second diagonal locking parts 23 are established two retaining elements 231 respectively, these two retaining elements 231 pass two second diagonal locking parts 23 and two first diagonal locking parts 11 respectively, with first pedestal 10 and second pedestal 20 with simple and firm sealed of the mode of " diagonal locking ".
Consult Fig. 7 and Fig. 8, this elastic component 122 on the implementation, be to be selected from wherein a kind of of compression spring, shell fragment, if select shell fragment for use, then rotate first pad 21, this pushes away the element 121 of pulling in curved tooth 212 and 122 moment springing of this elastic component of this first pad 21, can produce the extremely melodious clear and melodious sound (revolution one tooth ejects a sound), reaches the audio effect of rotating the number of teeth with sound prompting.
As Fig. 1, Fig. 9, Figure 10 and shown in Figure 11, on the practice, this conducting portion 51 is to be selected from both-end fixedly fixed wherein a kind of strengthened in snap the line, single-ended fixedly snap the line, both-end fixation spring tab, the welding of single-ended many places, no matter and select for use any pattern, this conducting portion 51 all to have one first end 511 and one second end 512.
If select fixedly snap the line pattern of both-end for use, then first end 511 of conducting portion 51 and second end 512 all are electrically connected at this second circuit board 50.
If select single-ended fixedly snap the line pattern for use, then first end 511 of conducting portion 51 is by elastic reaction, and circuit part 42 unsettled and this first circuit board 40 keeps conducting or cut-out, and second end 512 then is electrically connected at this second circuit board 50.
If select both-end fixation spring tab pattern for use, then first end 511 of conducting portion 51 and second end 512 all are electrically connected at this second circuit board 50, and just conducting portion 51 makes shell fragment into from snap the line.
If selecting the welding of single-ended many places for use strengthens fixed, then first end 511 of conducting portion 51 is by elastic reaction, circuit part 42 unsettled and this first circuit board 40 keeps conducting or cut-out, and the part of second end 512, then be electrically connected at this second circuit board 50 with at least one (preferred embodiment of the present utility model is two) weld, and the design of a plurality of welds then helps to strengthen the structural strength of conducting portion 51.
Though the utility model discloses with specific embodiment; but it is not in order to limit the utility model; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present utility model and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.
Claims (8)
1. band switch, it comprises one first pedestal, one second pedestal, one central shaft, one first circuit board and a second circuit board, it is characterized in that: this first pedestal is fixed in this second pedestal top, this central shaft is formed in one and makes, and this central shaft is located at first, between second pedestal, this central shaft upper end protrudes upward this first pedestal, its lower ends downward is stretched out this second pedestal, the lower end of central shaft is linked on the insulation division of this first circuit board, the periphery of described insulation division is provided with circuit part, this first circuit board is driven by central shaft and rotates, the circuit part of first circuit board and second circuit board conducting or the insulation of being located at its below.
2. band switch as claimed in claim 1 is characterized in that:
Described first pedestal is provided with a horizontal center line axis; Vertical from top to bottom one first centre bore that is provided with horizontal center line axis; Two first diagonal locking parts are vertical at the two ends of this first pedestal respectively, and are separated in the both sides of this horizontal center line axis; Two adjust screw, the two ends of being located at this first pedestal respectively that level is relative; Be equiped with one all in regular turn in each adjustment screw and push away the element of pulling, an elastic component and a torsion adjustment part, this torsion adjustment part is screwed together in this adjustment screw;
Described second pedestal is provided with two second diagonal locking parts, is vertical at the two ends of this second pedestal respectively, and this two second diagonal locking part is separated in the both sides of this horizontal center line axis and corresponding with two first diagonal locking parts; The center of this second pedestal is run through and is provided with one second centre bore, and this second centre bore and described first centre bore are oppositely arranged; The bottom indent of this second pedestal is provided with a kerve;
Described band switch also be provided with one be connected with this central shaft upper end revolve seat; And be located between first pedestal and second pedestal and be sheathed on first pad of 1 on the central shaft and second pad; Described first pad has axis hole in one and around the curved tooth of this first pad periphery; Described second pad is established a central shaft hole and a catch;
Described central shaft has on the driving shaft, a couple axle and couple axle once from top to bottom at least; Described driving shaft runs through first centre bore of this first pedestal and links this and revolves seat; The described couple axle of going up passes the central shaft hole of second pad, the interior axis hole of first pad and second centre bore of this second pedestal in regular turn, and first pad and second pad drive rotation by the last couple axle of this central shaft; Described couple axle down is connected in the insulation division of first circuit board and drives this first circuit board and rotates;
Described first circuit board is located in this kerve, and this insulation division and this circuit part all are provided with in the face of this second circuit board;
This second circuit board, envelope is overlying on the kerve, and the corresponding described circuit part of this second circuit board is provided with a plurality of conducting portions.
3. band switch as claimed in claim 2 is characterized in that:
Each pushes away the element of pulling and is all steel ball;
Each elastic component all be selected from compression spring, shell fragment one of them;
Each torsion adjustment part is all hexagon socket head cap screw;
This conducting portion is selected from fixedly wherein a kind of of snap the line, single-ended fixedly snap the line, both-end fixation spring tab of both-end.
4. band switch as claimed in claim 3 is characterized in that: this conducting portion is a fixedly snap the line of both-end, and the two ends of this conducting portion all are electrically connected at this second circuit board, and this conducting portion is the snap the line pattern.
5. band switch as claimed in claim 3, it is characterized in that: this conducting portion is single-ended fixedly snap the line, one end of conducting portion is by elastic reaction, circuit part unsettled and this first circuit board keeps conducting or cut-out, the other end then is electrically connected at this second circuit board, and this conducting portion is the snap the line pattern.
6. band switch as claimed in claim 3 is characterized in that: this conducting portion is the both-end fixation spring tab, and the two ends of conducting portion all are electrically connected at this second circuit board, and this conducting portion is the shell fragment pattern.
7. band switch as claimed in claim 2 is characterized in that: this band switch comprises again: two retaining elements, pass two second diagonal locking parts and two first diagonal locking parts respectively, at first, second pedestal of cornerwise fixed-site.
8. band switch as claimed in claim 2 is characterized in that: this revolves and adds a knob on the seat; This kerve has the inclined-plane of extending out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620133485 CN200959300Y (en) | 2006-10-20 | 2006-10-20 | Wave-band switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620133485 CN200959300Y (en) | 2006-10-20 | 2006-10-20 | Wave-band switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200959300Y true CN200959300Y (en) | 2007-10-10 |
Family
ID=38786180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620133485 Expired - Fee Related CN200959300Y (en) | 2006-10-20 | 2006-10-20 | Wave-band switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200959300Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102074402A (en) * | 2011-01-30 | 2011-05-25 | 中国北方车辆研究所 | Regulation and control device |
| CN103971972A (en) * | 2013-01-29 | 2014-08-06 | 东莞市川强电子科技有限公司 | Specific coding band switch |
| CN104579291A (en) * | 2015-01-07 | 2015-04-29 | 江苏华途数控科技有限公司 | Photoelectricity band switch |
-
2006
- 2006-10-20 CN CN 200620133485 patent/CN200959300Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102074402A (en) * | 2011-01-30 | 2011-05-25 | 中国北方车辆研究所 | Regulation and control device |
| CN102074402B (en) * | 2011-01-30 | 2013-08-21 | 中国北方车辆研究所 | Regulation and control device |
| CN103971972A (en) * | 2013-01-29 | 2014-08-06 | 东莞市川强电子科技有限公司 | Specific coding band switch |
| CN103971972B (en) * | 2013-01-29 | 2016-10-26 | 东莞市川强电子科技有限公司 | Specific coding, band switch |
| CN104579291A (en) * | 2015-01-07 | 2015-04-29 | 江苏华途数控科技有限公司 | Photoelectricity band switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20091120 |