CN1637983A - Thin sheet with movable contact and button switch utilizing the same sheet - Google Patents
Thin sheet with movable contact and button switch utilizing the same sheet Download PDFInfo
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- CN1637983A CN1637983A CNA2004100817324A CN200410081732A CN1637983A CN 1637983 A CN1637983 A CN 1637983A CN A2004100817324 A CNA2004100817324 A CN A2004100817324A CN 200410081732 A CN200410081732 A CN 200410081732A CN 1637983 A CN1637983 A CN 1637983A
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- mentioned
- moving contact
- thin slice
- contact
- fixed contact
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/704—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by the layers, e.g. by their material or structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/48—Snap-action arrangements depending upon deformation of elastic members using buckling of disc springs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2203/00—Form of contacts
- H01H2203/036—Form of contacts to solve particular problems
- H01H2203/038—Form of contacts to solve particular problems to be bridged by a dome shaped contact
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
- H01H2219/014—LED
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/002—Casings sealed
- H01H2223/003—Membrane embracing all keys
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Push-Button Switches (AREA)
- Manufacture Of Switches (AREA)
Abstract
The present invention provides a sheet with movable contacts comprises: a first movable contact 3; a second movable contact 4 having a greater stroke from the reversal of an inner surface of a swollen part by pressing to its making contact with a central fixed contact than the first movable contact 3; a first sheet 1 having accommodating holes 1a, 1b capable of accommodating the first and second movable contacts 3, 4; and a second sheet 5 holding the first and second movable contacts 3, 4 at the back surface thereof with an adhesive portion 5a and closing the top of the accommodating holes 1a, 1b of the first sheet 1. One of the first and second sheets 1, 5 is used as a common sheet to be equipped with the first and second movable contacts 3, 4 together. The first sheet 1 is designed to have a uniform thickness according to the difference between strokes of the first movable contact 3 and the second movable contact 4, so that the height at which the first and second movable contacts 3, 4 are held by the second sheet 5 is adjusted.
Description
Technical field
The present invention relates to the structure of the push-button switch that uses with switch as the operation of various electronic equipments, relate in particular to by pushing the bellying that makes arch and oppositely carry out the thin slice of band moving contact of contact clutch and the structure of push-button switch.
Background technology
As the thin slice of in the past band moving contact and the structure of push-button switch, known have a plurality of moving contacts with arch to stick on the adhesive sheet, and will be configured in the structure of the sheet type push-button switch on the substrate with the thin slice of moving contact.(for example, with reference to patent documentation 1).
The thin slice of this band moving contact in the past and the structure of push-button switch are shown in Figure 10,11.Figure 10 is the exploded perspective view of the thin slice of band moving contact in the past, and Figure 11 is the major part cutaway view of push-button switch that adopts the thin slice of band moving contact in the past.
In the drawings, a plurality of moving contacts 51,, arch thin-sheet metal resilient by stainless steel material or phosphor bronze etc. constitutes, can be with respect to from the pressing force at top and carry out displacement.In addition, moving contact 51 does not have through hole in arch, and portion has the 51a of contact portion that gives prominence to and form in arch in the central.
By binding agent 54 being screen-printed to the following air flue 55 that forms of slice part 53, its at least one end is connected with the hole 52a of adhesive sheet 52 or the gas port 56 that is positioned at the neighboring 52b of adhesive sheet 52.In addition, be attached to above the moving contact 51 on the bonding agent 54 of adhesive sheet 52, at least a portion of the end 51b of the top and moving contact 51 of moving contact 51 attaches with the state that is placed in the air flue portion 55.
The hole 52a of adhesive sheet 52 is the holes that are used to expose no illustrated light-emitting diode light-emitting components such as (LED), can be come the operating body (not having diagram) to pressing operation moving contact 51 to illuminate by the efficient reflection of 53 pairs of light of slice part.
Figure 11 represents push-button switch, insulated substrate 59 is made of flexible base, boards such as polyimide films, on its surface, form the first fixed contact 59a of the circle of forming by Copper Foil by etch process, and surround this first fixed contact 59a, roughly be the second fixed contact 59b of C font.
Then, peel off by the spacer 57 that will below the adhesive sheet 52 of the thin slice 58 of being with moving contact, paste, the bonding agent 54 that exposes adhesive sheet 52 makes the end 51b and the second fixed contact 59b subtend of moving contact 51, and make adhesive sheet 52 be attached to insulated substrate 59 above.At this moment, moving contact 51, the state so that the periphery and the second fixed contact 59b of end 51b is permanently connected to is in the state that is placed in insulated substrate 59 surfaces.
[patent documentation 1] spy opens the 2001-160334 communique
In the various electronic equipments that thin slice and push-button switch with above-mentioned band moving contact in the past use with switch as operation, requirement loads in mixture various moving contacts on a plate sheet, its various moving contacts, the contact portion that is projected into (inner face of bellying) in the arch of the moving contact of laying on second fixed contact is because of pushing oppositely, to having nothing in common with each other with stroke till first fixed contact contacts.Yet, when because of pushing oppositely, to when moving contact that stroke till fixed contact contacts has nothing in common with each other loads in mixture on a plate sheet, the periphery that just has the little moving contact lower end of stroke floats below thin slice, with the problem of unstable that contacts of the fixed contact of insulated substrate.
Summary of the invention
The objective of the invention is to: address the above problem, provide a kind of and can load in mixture its contact portion oppositely, to the thin slice of the band moving contact of the multiple moving contact that has nothing in common with each other with stroke till fixed contact contacts and adopt the push-button switch of this thin slice by pushing.
In order to solve above-mentioned problem, in the present invention, as first solution, it is a kind of thin slice with moving contact, it is employed switch parts in a kind of push-button switch, this push-button switch, on the peripheral fixed contact that is arranged on the insulated substrate, lay moving contact with arch bellying, make the bellying of above-mentioned moving contact reverse by pressing operation, and mobile prescribed stroke connects with the central fixed contact that is arranged on the insulated substrate up to the contact portion that makes its inner face, by this moving contact, conducting of central fixed contact and peripheral fixed contact switched, the thin slice of above-mentioned band moving contact remains on a plurality of moving contacts also can be stacked on above-mentioned insulated substrate on the shared thin slice, wherein, above-mentioned moving contact has: second moving contact that this first moving contact of first moving contact and above-mentioned stroke ratio is big; Above-mentioned thin slice possesses: have first thin slice of the accepting hole that can accommodate above-mentioned first and second moving contact and have binding part overleaf and utilize this adhesive portion to keep a part and second thin slice to stopping up above the accepting hole of above-mentioned first thin slice of above-mentioned first and second moving contact; By progressive error according to above-mentioned first moving contact and above-mentioned second moving contact, be certain thickness with the thickness setting of above-mentioned first thin slice, adjust the height and position that above-mentioned first and second moving contact is kept with respect to above-mentioned second thin slice.
And, as second solution, above-mentioned first thin slice, its thickness is formed than the low thickness of height outside the bellying of above-mentioned first moving contact, so that above-mentioned first moving contact does not float from the lower end of above-mentioned accepting hole, and, with in the contacted thickness range of the outer peripheral portion of above-mentioned second moving contact do not form at the binding part of above-mentioned second thin slice, not hinder the counteragent of above-mentioned second moving contact.
And as the 3rd solution, above-mentioned first moving contact is formed by dome-shaped sheet spring that can be reverse, above-mentioned second moving contact, and a side's of the subtend of the lower end periphery of dome-shaped sheet spring that can be reverse both sides are facial cut and form strip.
And, as the 4th solution, make the profile difference of above-mentioned first moving contact and above-mentioned second moving contact, and form above-mentioned second thin slice with the thin slice color that can discern the shape of the moving contact of packing into from the second thin slice outside.
And, as the 5th solution, form above-mentioned second thin slice by 1 plate sheet of the accepting hole that covers above-mentioned first thin slice from the top, and with above-mentioned second thin slice as shared thin slice, and load in mixture above-mentioned first and second moving contact.
And, as the 6th solution, form above-mentioned second thin slice by a plurality of thin slices of the accepting hole that covers above-mentioned first thin slice from the top independently, and with above-mentioned first thin slice as shared thin slice, and load in mixture above-mentioned first and second moving contact.
And, as the 7th solution,, and the profile of above-mentioned second thin slice or color are had nothing in common with each other according to the difference of the stroke of moving contact independently.
And, as the 8th solution, have: the thin slice of each described band moving contact in first～the 7th solution; Lay the first peripheral fixed contact of the lower end periphery of above-mentioned first moving contact in the thin slice that is housed in this band moving contact; With this first peripheral fixed contact in abutting connection with configuration, but and with the first central fixed contact of the top underside contact separation ground subtend configuration of the bellying of the arch of above-mentioned first moving contact; Lay the second peripheral fixed contact of the lower end periphery of above-mentioned second moving contact; With this second peripheral fixed contact in abutting connection with configuration, but and with the second central fixed contact of the top underside contact separation ground subtend configuration of the bellying of the arch of above-mentioned second moving contact; Dispose the insulated substrate of above-mentioned first and second peripheral fixed contact and above-mentioned first and second central fixed contact.
As mentioned above, the thin slice of band moving contact of the present invention possesses: have the bellying of arch and be placed on the peripheral fixed contact, by pressing operation the bellying inner face oppositely contact with central fixed contact, carry out first moving contact of contact switching; Have the bellying of arch equally, and be placed on the peripheral fixed contact, by pressing operation make the bellying inner face oppositely, to the second also big moving contact of stroke ratio first moving contact till central fixed contact contacts; First thin slice with the accepting hole that can accommodate first and second moving contact; Binding part is arranged overleaf, and keep the part of first and second moving contact by this binding part, and second thin slice that stops up above the accepting hole to first thin slice.In first or second thin slice any loaded in mixture first and second moving contact as shared thin slice, and when being placed in first moving contact and second moving contact on the peripheral fixed contact, according to the bellying inner face oppositely by pushing, to with progressive error till central fixed contact contacts, with the thickness setting of above-mentioned first thin slice is certain thickness, thereby adjust the height and position that first and second moving contact is kept second thin slice, so by utilizing the thickness of first thin slice, the bellying inner face of adjusting the moving contact of laying on the peripheral fixed contact is reverse by pushing, to with progressive error till central fixed contact contacts, the multiple moving contact of various different strokes can be loaded in mixture on shared thin slice, the insulated substrate of can packing into integratedly, so can improve operating efficiency, and can reduce cost.
In addition, above-mentioned first thin slice, its thickness is formed than the low thickness of height outside the bellying of first moving contact, so that first moving contact does not float from the lower end of above-mentioned accepting hole, and, binding part at second thin slice with in the contacted thickness range of the outer peripheral portion of second moving contact does not form, not hinder the counteragent of second moving contact, even so resembling printed base plate etc., do not have between each other the contact in the switch substrate of flat condition of difference of height, the also conducting really of all moving contacts that load in mixture and fixed contact, simultaneously, can obtain good counteragent.
In addition, first moving contact, form by dome-shaped sheet spring that can be reverse, second moving contact, one side's of the subtend of the lower end periphery of dome-shaped sheet spring that can be reverse both sides are facial cut and form strip, therefore even compare having loaded in mixture with first moving contact, the bellying inner face because of push oppositely, up to also big second moving contact of stroke till central fixed contact contacts the time, also can be by making narrow width part subtend arrangement mutually each other, and make key spacing narrow, so can make the thin slice integral miniaturization.
In addition, in the profile difference that makes first moving contact and second moving contact, and form the solution of second thin slice with the thin slice color that can discern the shape of the moving contact of packing into from the second thin slice outside, even after will packing into the thin slice of moving contact, also can prevent assembly defect from the outside with the visual stroke difference of discerning moving contact at an easy rate.
In addition, by from above cover the accepting hole of first thin slice 1 plate sheet form second thin slice, and with second thin slice as shared thin slice, and load in mixture in the solution of first and second moving contact, can in advance first thin slice and second thin slice be sticked together as incorporate semi-finished product, can first and second moving contact be sticked on from the below of accepting hole on the binding material of second thin slice and assemble, thereby can carry out assembling operation expeditiously.
In addition, by from above cover the accepting hole of first thin slice independently a plurality of thin slices form second thin slice, and with first thin slice as shared thin slice, and load in mixture in the solution of first and second moving contact, second thin slice that keeps moving contact only gets final product for the area that comprises to the stickup amount of first thin slice 1, so can form small pieces, can reduce employed sheeting.
In addition, according to the difference of the stroke of moving contact independently, and make in the profile of second thin slice or the solution that color has nothing in common with each other,, can prevent to miss and pack into the visual stroke difference that just can easily discern the moving contact of packing into.
In addition, owing to have: the thin slice of each described band moving contact in first～the 7th solution; Lay the first peripheral fixed contact of the lower end periphery of first moving contact in the thin slice that is housed in the band moving contact; With the first peripheral fixed contact in abutting connection with configuration, but and with the first central fixed contact of the top underside contact separation ground subtend configuration of the bellying of the arch of first moving contact; Lay the second peripheral fixed contact of the lower end periphery of second moving contact; With the second peripheral fixed contact in abutting connection with configuration, but and with the second central fixed contact of the top underside contact separation ground subtend configuration of the bellying of the arch of second moving contact; Insulated substrate with first and second peripheral fixed contact of configuration and first and second central fixed contact, so a kind of following push-button switch can be provided, its can assemble simply have the bellying inner face because of push oppositely, up to the switch of the multiple moving contact that has nothing in common with each other with stroke till central fixed contact contacts, can improve assembling operation efficient, guarantee desirable stroke simultaneously and can realize miniaturization.
Description of drawings
Fig. 1 is the plane graph of the thin slice of expression band moving contact of the present invention.
Fig. 2 is the major part key diagram of accepting hole part of second moving contact of the thin slice of expression band moving contact of the present invention.
Fig. 3 is the plane graph of expression second moving contact of the present invention.
Fig. 4 is the major part cutaway view of the thin slice of expression band moving contact of the present invention.
Fig. 5 is the major part cutaway view of the 5-5 line of Fig. 4 of the present invention.
Fig. 6 is the major part cutaway view of other embodiment of the thin slice of expression band moving contact of the present invention.
Fig. 7 is the major part cutaway view of the push-button switch of the expression thin slice that uses band moving contact of the present invention.
Fig. 8 is the major part cutaway view of the 8-8 line of Fig. 7 of the present invention.
Fig. 9 is the major part cutaway view of other embodiment of the push-button switch of the expression thin slice that uses band moving contact of the present invention.
Figure 10 is an exploded perspective view of representing the thin slice of band moving contact in the past.
Figure 11 is the major part cutaway view of the push-button switch of the expression thin slice that uses band moving contact in the past.
Among the figure: 1-first thin slice, 1a-first resettlement section, 1b-second resettlement section, 1c-link slot, the 1d-link slot, 2-binding part, 3-first moving contact, 3a-lower end periphery, 3b-outer skirt, 3c-bellying, 3d-contact portion, 4-second moving contact, 4a-lower end periphery, the 4b-outer skirt, 4c-bellying, 4d-peristome, the 4e-abutting part, 4f-contact portion, 5-second thin slice, the 5a-binding part, 5A-individual sheets, 5B-individual sheets, the 6-peeling sheet, 6a-hole, 7-insulated substrate, 8-first fixed contact, the 8a-first central fixed contact, the 8b-first peripheral fixed contact, 9-second fixed contact, the 9a-second central fixed contact, the 9b-second peripheral fixed contact.
Embodiment
Below, represent the thin slice of band moving contact of the present invention and the execution mode of push-button switch by Fig. 1 to Fig. 9.Fig. 1 is the plane graph of the thin slice of band moving contact of the present invention, Fig. 2 is the major part key diagram of accepting hole part of second moving contact of the thin slice of band moving contact, Fig. 3 is the plane graph of second moving contact, Fig. 4 is the major part cutaway view of the thin slice of band moving contact, Fig. 5 is the major part cutaway view of the 5-5 line of Fig. 4, Fig. 6 is the major part cutaway view of other embodiment of the thin slice of expression band moving contact, Fig. 7 is to use the major part cutaway view of the push-button switch of the thin slice of being with moving contact, Fig. 8 is the major part cutaway view of the 8-8 line of Fig. 7, and Fig. 9 is the major part cutaway view of other embodiment of the push-button switch of the expression thin slice that used the band moving contact.
In Fig. 1 to Fig. 5, first thin slice 1 with thin-film materials such as mylar formation oblong-shaped substantially, reaches in a lateral direction at its longitudinal direction, disposes first and second accepting hole 1a, the 1b of a plurality of up/down perforations in length and breadth.In addition, the above-mentioned first accepting hole 1a is set to circle, and the above-mentioned second accepting hole 1b forms the ellipse of the strip that is formed by wide width part (representing with L1 at Fig. 2) and narrow width part (representing with L2 at Fig. 2).And, the second accepting hole 1b along longitudinal direction and therewith between the wide width part and narrow width part of the direction adjacency of quadrature, arrange a plurality of in length and breadth with the state of mutual subtend.
In addition, on above-mentioned first thin slice 1, between above-mentioned first and second accepting hole 1a, the 1b of adjacency, be formed for link slot 1c, the 1d of ventilating air.This link slot 1c, 1d with above-mentioned first and second accepting hole 1a, the same up/down perforation of 1b, form in the interval of first and second accepting hole 1a of adjacency along the longitudinal direction, the mutual subtend of 1b.In addition, when second moving contact 4 described later is housed in the above-mentioned second accepting hole 1b, along the longitudinal direction setting of this second moving contact 4.In addition, at the back side of above-mentioned first thin slice 1, the binding part 2 that scribbles bonding agent is set.
In the above-mentioned first accepting hole 1a, contain first moving contact 3.This first moving contact 3 is made up of the metal sheet of conductivity, form central authorities have can be reverse bellying overlook rounded arch.That is, first moving contact 3 has: the lower end periphery 3a that lays on the first peripheral fixed contact 8b of first fixed contact 8 described later; From this lower end periphery 3a with the high outer skirt 3b of fixed angle; With this outer skirt 3b in succession can be reverse arch bellying 3c.In addition, be formed with the 3d of contact portion that covers by silver-plated at the inner face of bellying 3c, the 3d of this contact portion can with scope that insulated substrate described later central authorities fixed contact contacts in, overshooting shape ground, compartment of terrain are formed a plurality of.Moreover, if the 3d of contact portion can contact with central fixed contact, then not necessarily to be provided with a plurality of, but in order to improve the contact reliability that is directed to the foreign matters such as chip that sandwich insulated substrate, avoid easily concentrating the central portion of dust, it is preferred can forming that a plurality of contact points ground is provided with.For this reason, also can not to make its inner face outstanding, and make edge part form the concavity that can contact with central fixed contact from bellying.In this case, the edge part of concavity just becomes contact portion.
In the above-mentioned second accepting hole 1b, accommodating second moving contact 4.This second moving contact 4 is made up of the metal sheet with conductivity equally, is formed on the arch that central authorities have bellying that can be reverse.That is, second moving contact 4 has: the lower end periphery 4a that lays on the second peripheral fixed contact 9b of second fixed contact 9 described later; From this lower end periphery 4a with the outer skirt 4b that erects of fixed angle; With this outer skirt 4b in succession can be reverse arch bellying 4c.In addition, on the inner face of bellying 4c, be formed with the 4f of contact portion that covers by silver-plated, the 4f of this contact portion can with scope that the central fixed contact of insulated substrate described later contacts in, overshooting shape ground, compartment of terrain are formed a plurality of.In addition, if the 4f of contact portion can contact with central fixed contact, then not necessarily to be provided with a plurality of, but in order to improve the contact reliability that is directed to the foreign matters such as chip that sandwich insulated substrate, avoid easily concentrating the central portion of dust, it is preferred can forming that a plurality of contact points ground is provided with.For this reason, also can not to make its inner face outstanding, and make edge part form the concavity that can contact with central fixed contact from bellying.In this case, the edge part of concavity just becomes contact portion.
In addition, above-mentioned outer skirt 4b, by the facial parallel excision in both sides, form on two sides by strip, and form a pair of on the position of above-mentioned lower end periphery 4a subtend respectively clipping above-mentioned bellying 4c with peristome 4d with a side of the subtend of second moving contact 4.In addition, constitute above-mentioned lower end periphery 4a periphery the center of circle and form differently mutually with the top of the bellying 4c of above-mentioned outer skirt 4b arch in succession, the size of the periphery circle of lower end periphery 4a, with by with outer skirt 4b in succession arch bellying 4c center and the size of the periphery that forms circle is compared, form big circular arc.
In addition, the circular arc both ends of the lower end periphery 4a of above-mentioned outer skirt 4b, because outer skirt 4b is the arc track at center for the top with the bellying 4c of arch, form big circular arc, therefore, these both ends will form to foreign side with heaving, and these both ends become, and the second peripheral fixed contact 9b that is placed in second fixed contact 9 described later goes up and the abutting part 4e of connection.
Second moving contact 4 of above-mentioned formation, in the time of on being placed in second fixed contact 9, the above-mentioned abutting part 4e and the second peripheral fixed contact 9b butt dispose with state subtend at interval with the bellying 4c of outer skirt 4b arch in succession and the second central fixed contact 9a.At this moment, the both sides face of the outer skirt 4b of second moving contact 4 is formed strip by parallel excision, but outer skirt 4b and therewith in succession the bellying 4c of arch be the size that benchmark forms the periphery circle with length longitudinally.In addition, on the circular arc both ends of the lower end of above-mentioned outer skirt 4b periphery 4a, form the abutting part 4e that heaves to foreign side.
Like this, because can be with second moving contact 4, form the strip that on the face of both sides, is provided with peristome 4d, and owing to the bellying 4c of the arch of outer skirt 4b and connection can be formed major diameter, can realize miniaturization again so can either guarantee desirable stroke S2 (reverse by pushing the bellying 4c inner face that makes second moving contact 4) to 4f of contact portion and stroke till the second central fixed contact 9a contacts.In addition, owing to can coincide with the profile of second moving contact 4, the second resettlement section 1b of above-mentioned first thin slice 1 of second moving contact 4 will be accommodated, form the strip ellipse, therefore can form the aligned gaps of arranging the second resettlement section 1b along the narrow width part direction very little, and realize the miniaturization of the thin slice of band moving contact.
Moreover peristome 4d is not must be parallel excision, can excise to arcuation yet and form strip.
In addition, different in order to make stroke, also the overall dimension of second moving contact 4 can be defined as than first moving contact 3 big, overlook rounded arcuation.In addition, also can stretch out foot laterally from the neighboring of circular arch, it is different by this foot stroke to be produced.
Second thin slice 5 is formed and the identical substantially oblong-shaped of above-mentioned first thin slice 1 by thin-film materials such as mylar equally.On this second thin slice 5, form the binding part 5a that the back side scribbles bonding agent, this binding part 5a, in on bellying 3c, the 4c of the arch that keeps above-mentioned first and second moving contact 3,4, with first and second accepting hole 1a that stops up above-mentioned first thin slice 1, the state above the 1b, stick on the upper face side of above-mentioned first thin slice 1.
In addition, on the binding part that scribbles bonding agent 2 sides of above-mentioned first thin slice 1 (below side), pasting the peeling sheet 6 that forms by thin-film materials such as mylar equally.This peeling sheet 6 is transporting and assembly process till on first and second fixed contact 8,9 that above-mentioned first and second moving contact 3,4 is placed to insulated substrate 7 described later, protects the thin slice of above-mentioned first and second moving contact 3,4.
In addition, in the above-described configuration, (3d of contact portion, the 4f of bellying 3c, 4c inner face by pushing oppositely by stroke S1, S2 corresponding to first moving contact 3 and second moving contact 4, up to stroke till first and second central fixed contact 8a, 9a contact) poor, the thickness setting that will be formed with above-mentioned first thin slice 1 of first and second accepting hole 1a, the 1b that accommodate above-mentioned first and second moving contact 3,4 is certain thickness, adjusts the height and position that above-mentioned first and second moving contact 3,4 is kept with respect to above-mentioned second thin slice 5.
Promptly, above-mentioned first thin slice 1, its thickness is formed the low thickness of height than the bellying 3c of above-mentioned first moving contact 3, so that above-mentioned first moving contact 3 does not float from the lower end of the above-mentioned first accepting hole 1a, and, with in the contacted thickness range of outer skirt 4b as the outer peripheral portion of above-mentioned second moving contact 4 do not form at the binding part 5a of above-mentioned second thin slice 5, not hinder the counteragent of above-mentioned second moving contact 4.
Moreover, usually, when forming the moving contact thin slice when only using a kind of a plurality of above-mentioned first moving contact 3, with the thickness of above-mentioned first thin slice 1, formation is about 50 μ m, but in the formation of the embodiment of the present application, owing to use above-mentioned first moving contact 3 and above-mentioned second moving contact 4 bigger to form a slice moving contact thin slice than this trip, so the thickness of above-mentioned first thin slice 1 for example, forms about 75 μ m.
In this case, when the thickness with first thin slice 1 is defined as 100 μ m, the lower end periphery 3a of first moving contact 3 will float below first thin slice 1, be installed on the insulated substrate and when forming push-button switch, will produce the problem of unstable that contacts with first fixed contact 8 described later, in addition, when the thickness with first thin slice 1 is defined as 50 μ m, the outer skirt 4b of above-mentioned second moving contact 4 is covered by the binding part 5a of second thin slice 5, thus the counteragent when hindering pressing operation and produce the bad problem of action.
Therefore, in the present embodiment, be decided to be about 75 μ m by thickness with above-mentioned first thin slice 1, on above-mentioned first and second thin slice 1,5, above-mentioned first and second moving contact 3,4 that each stroke S1, S2 (inner face of bellying 3c, 4c is because of pushing oppositely, up to the 3d of contact portion, 4f and stroke till first and second central fixed contact 8a, 9a contact) can be had nothing in common with each other loads in mixture.
In addition, in the present embodiment, can in advance first thin slice 1 and second thin slice 5 be sticked together as semi-finished product, from the below of accepting hole 1a, 1b the adhesives 5a that first and second moving contact 3,4 sticks on second thin slice 5 be gone up and assembles, thereby can carry out operation expeditiously.And, form on the reeded mould by in advance first and second moving contact 3,4 being arranged in predetermined arrangement, a plurality of first and second moving contacts 3,4 side below first thin slice 1 once can also be packed into.
And, in the present embodiment, also can form second thin slice 5, by the visual difference that just can discern the outer shape of the moving contact of packing into from the upper face side of thin slice by transparent sheet or the shallow thin slice of background color.In this case, with the visual stroke difference that just can easily discern, check the moving contact of packing into, thereby can prevent loading error.
As mentioned above, constitute the thin slice of the band moving contact of present embodiment.
In addition, in this case, with above-mentioned second moving contact 4, with the peristome 4d subtend of adjacency be made as lalongate, and with in its a plurality of second accepting hole 1b that accommodate above-mentioned first thin slice 1, thereby can make the spacing stricturization of the thin slice of band moving contact.In addition, the following side of first thin slice 1 is coated with the peeling sheet 6 of above-mentioned protection usefulness, so can transport simply, prepare and assemble, improves operating efficiency.
In the present embodiment, above-mentioned peeling sheet 6 is used as the transporting of thin slice of band moving contact, carrier belt when assembling, in the both sides of the subtend longitudinally of peeling sheet 6, is formed with the hole 6a that the directing pin of automation is used.
Fig. 6 represents other embodiment of the thin slice of band moving contact of the present invention, in the above-described embodiments, identically with above-mentioned first thin slice 1 form above-mentioned second thin slice 5 with rectangular 1 plate sheet substantially, and with second thin slice 5 as shared thin slice, but as shown in Figure 6, in the present embodiment, the substitute is first thin slice 1 as shared thin slice, and the individual sheets 5A that utilization is made up of a plurality of small pieces, 5B forms second thin slice 5 respectively, by this individual sheets 5A, 5B, keep being housed in first and second resettlement section 1a of above-mentioned first thin slice 1 respectively, first and second moving contact 3 among the 1b, above 4, and to stop up above-mentioned first and second accepting hole 1a, the top state of 1b sticks on the upper face side of above-mentioned first thin slice 1 respectively.
In addition, in the above-described embodiments, accepting hole 1a, the 1b of first thin slice 1 are communicated with and up/down perforation forms link slot 1c, the 1d that circulation of air is used, but present embodiment replaces, between first and second accepting hole 1a, the 1b of the binding part 2 that is adjacent to the back side that is coated in first thin slice 1, form the transportable non-binding part of air, thereby form link slot 1c, 1d that circulation of air is used.
In addition, other formation is identical with the formation of the foregoing description.
The thin slice of the band moving contact of the invention described above, at above-mentioned first and second thin slice 1,5 (5A, loaded in mixture above-mentioned first and second moving contact 3 5B), 4, and by stroke S1 corresponding to first moving contact 3 and second moving contact 4, S2 (bellying 3c, the 4c inner face is because of pushing oppositely, up to the 3d of contact portion, 4f and first and second central fixed contact 8a, stroke till the 9a contact) difference and be certain thickness with the thickness setting of first thin slice 1, adjust first and second moving contact 3,4 height and positions that kept with respect to second thin slice 5, poor by adjusting the trip by the thickness of first thin slice 1, thereby can be with first and second moving contact 3 of each different strokes, 4 load in mixture on shared thin slice, thereby can one carry out realizing the reduction of cost to the packing into and improve operation of insulated substrate 7 described later.
In addition, keep second thin slice 5 of first and second moving contact 3,4, can form the small pieces that only comprise to the area of the stickup amount of first thin slice 1, so can reduce employed sheeting.
Moreover, in the push-button switch of having arranged a plurality of switch portion, when if the different switch portion of stroke is minority, also can only be formed on second thin slice 5 at this position with the individual sheets of small pieces, and the individual sheets that other switch portion is widely formed with connecting a slice second thin slice 5 forms.
And, can also make second thin slice of the different switch portion of stroke, variant on color or profile with other second thin slice of switch portion, at this moment, just can easily discern, check the difference of the stroke of the moving contact of packing into, prevent that mistake from packing into.
Fig. 7 and Fig. 8 have represented to use the formation of the push-button switch of the thin slice of being with moving contact, insulated substrate 7 as pedestal, form by laminated plates such as phenolic resins, above the insulated substrate 7, form first and second fixed contact 8,9 by the printing of conductive materials such as carbon or silver foil at this.This first and second fixed contact 8,9 by first and second central fixed contact 8a, 9a of being arranged on central authorities, constitutes with the central fixed contact 8a of clamping this first and second, 9a and at first and second peripheral fixed contact 8b, 9b of the configuration of both sides subtend.
Moreover, a pair of first and second peripheral fixed contact 8b, the configuration of 9b subtend also can and can be disposed with broach shape or ring-type connection.In addition, first and second peripheral fixed contact 8b, 9b also can not be a pair of of subtend and only be configured in a place.
On above-mentioned insulated substrate 7, when laying the thin slice of above-mentioned band moving contact, above-mentioned peeling sheet 6 to be peeled off from binding part 2 sides of above-mentioned first thin slice 1 (below side), the binding part 2 by first thin slice 1 sticks on first thin slice 1 on the insulated substrate 7.At this moment, the lower end periphery 3a of above-mentioned first moving contact 3 with the above-mentioned first peripheral fixed contact 8b butt, and is connected the 3d of contact portion of the bellying 3c of the arch on the outer skirt 3b, with above-mentioned first central fixed contact 8a state subtend configuration at interval.In addition, the abutting part 4e of above-mentioned second moving contact 4 with the above-mentioned second peripheral fixed contact 9b butt, and is connected the 4f of contact portion of the arch bellying 4c of outer skirt 4b, with above-mentioned second central fixed contact 9a state subtend configuration at interval.
The following describes the action of the push-button switch of above-mentioned formation, in Fig. 7 and A-stage shown in Figure 8,8a, 8b and 9a, 9b are non-conduction between first and second two fixed contacts, and switch is an off-state.Here, operating portion at no illustrated electronic equipment etc., as push the upper face side of second thin slice 5, then at first, when push first moving contact 3 above the time, the bellying 3c of the arch of moving contact 3 is pressed downward and oppositely, reverse by this, the 3d of contact portion of the inner face side of bellying 3c contacts with the first central fixed contact 8a of subtend configuration, and the first central fixed contact 8a and the first peripheral fixed contact 8b conduct by moving contact 3 and become on-state, thereby signal is exported.
At this moment, be trapped in the air in the first accepting hole 1a, along with moving contact 3 oppositely, by above-mentioned link slot 1c, flow out to other first accepting holes 1a of the adjacency that links to each other.Therefore, needn't worry that the action when moving contact 3 oppositely can be hindered, can access good counteragent.In addition and since accepting hole 1a, 1b and link slot 1c by second thin slice 5 and insulated substrate 7 from sealing up and down, above-mentioned air not with external communications, so can prevent that dust from invading in the contact from the outside.
Then, remove pushing of above-mentioned second thin slice 5 from above-mentioned state, then moving contact 3 just relies on self elastic force direction is reverse upward, reverse by this, the 3d of contact portion of bellying 3c inner face side will separate from the first central fixed contact 8a, thereby the first central fixed contact 8a is become off-state with the first peripheral fixed contact 8b electricity partition.
On the other hand, when push second moving contact 4 above the time, the arch bellying 4c of same second moving contact 4 is pressed downward and oppositely, reverse by this, the 4f of contact portion of the inner face side of bellying 4c will contact with the second central fixed contact 9a of subtend configuration, by second moving contact 4, the second central fixed contact 9a and the second peripheral fixed contact 9b are conducted and become on-state, thereby signal is exported.
At this moment, be trapped in the air in the second accepting hole 1b, along with second moving contact 4 oppositely, by above-mentioned link slot 1d, flow out to other second accepting holes 1b of the adjacency that links to each other.Therefore, needn't worry that the action when second moving contact 4 oppositely can be hindered, and can access good counteragent.
Then, remove pushing of above-mentioned second thin slice 5 from above-mentioned state, then second moving contact 4 just relies on self elastic force direction is reverse upward, reverse by this, the 4f of contact portion of bellying 4c inner face side will separate from the second central fixed contact 9a, thereby the second central fixed contact 9a is become off-state with the second peripheral fixed contact 9b electricity partition.
Fig. 9 represents to use the formation of other embodiment of push-button switch of the thin slice of band moving contact, in the above-described embodiments, above-mentioned second thin slice 5, similarly form with above-mentioned first thin slice 1 by 1 rectangular thin slice of cardinal principle, and with second thin slice 5 as shared thin slice, but as shown in Figure 9, in the formation of present embodiment, replace, be as shared thin slice with first thin slice 1, and utilize the individual sheets 5A that forms by a plurality of small pieces respectively, 5B forms second thin slice 5, and by this individual sheets 5A, 5B, keep being housed in first and second resettlement section 1a of above-mentioned first thin slice 1 respectively, first and second moving contact 3 of 1b, above 4, and with above-mentioned first and second accepting hole 1a, the state that stops up above of 1b sticks on the upper face side of above-mentioned first thin slice 1 respectively.
In addition, in the above-described embodiments, with accepting hole 1a, the 1b connection of first thin slice 1 and link slot 1c, the 1d that its up/down perforation ground formation circulation of air is used, but present embodiment replaces, in abutting connection with between first and second accepting hole 1a, the 1b of binding part 2 at the back side that is coated in first thin slice 1, form the movably non-binding part of air, form link slot 1c, 1d that circulation of air is used thus.
In addition, other formation is identical with the formation of the foregoing description.
According to the abovementioned embodiments of the present invention, above-mentioned first thin slice 1, its thickness is formed the low thickness of height than the bellying 3c of above-mentioned first moving contact 3, so that above-mentioned first moving contact 3 does not float from the lower end of the above-mentioned first accepting hole 1a, and, with in the contacted thickness range of outer skirt 4b as the outer peripheral portion of above-mentioned second moving contact 4 do not form at the binding part 5a of above-mentioned second thin slice 5, not hinder the counteragent of above-mentioned second moving contact 4, even so resembling above-mentioned printed base plate etc., do not have between each other the contact in the insulated substrate 7 of flat condition of difference of height, also can make first and second moving contact 3 that loads in mixture, 4 with first and second fixed contact 8,9 obtain certain conducting, and obtain good counteragent.
In addition, will contain the thin slice of the band moving contact of above-mentioned first and second moving contact 3,4, be placed on the insulated substrate 7, wherein insulated substrate 7 disposes: the first peripheral fixed contact 8b that contacts with the lower end periphery 3a of first moving contact 3; The first central fixed contact 8a with the 3d of the contact portion subtend of the bellying 3c of the arch of first moving contact 3; And the second peripheral fixed contact 9b that contacts with the abutting part 4e of the lower end periphery 4a of second moving contact 4; The second central fixed contact 9a with the 4f of the contact portion subtend of the bellying 4c of the arch of second moving contact 4, thereby can provide a kind of following push-button switch, it can be simply to possessing first and second moving contact 3,4 bellying 3c, the inner face of 4c is because of pushing oppositely, and up to the 3d of contact portion, 4f and first and second central fixed contact 8a, the switch of multiple first and second moving contact that the stroke till the 9a contact has nothing in common with each other is assembled, can improve assembling operation efficient, and not only can guarantee desirable stroke but also can provide to realize miniaturization.
Claims (8)
1. thin slice with moving contact, be employed switch parts in a kind of push-button switch, this push-button switch, on the peripheral fixed contact that is arranged on the insulated substrate, lay moving contact with arch bellying, make the bellying of above-mentioned moving contact reverse by pressing operation, and mobile prescribed stroke connects with the central fixed contact that is arranged on the insulated substrate up to the contact portion that makes its inner face, by this moving contact, conducting of central fixed contact and peripheral fixed contact switched, the thin slice of above-mentioned band moving contact remains on a plurality of moving contacts also can be stacked on above-mentioned insulated substrate on the shared thin slice, it is characterized in that
Above-mentioned moving contact has: second moving contact that this first moving contact of first moving contact and above-mentioned stroke ratio is big;
Above-mentioned thin slice possesses: have first thin slice of the accepting hole that can accommodate above-mentioned first and second moving contact and have binding part overleaf and utilize this adhesive portion to keep a part and second thin slice to stopping up above the accepting hole of above-mentioned first thin slice of above-mentioned first and second moving contact;
By progressive error according to above-mentioned first moving contact and above-mentioned second moving contact, be certain thickness with the thickness setting of above-mentioned first thin slice, adjust the height and position that above-mentioned first and second moving contact is kept with respect to above-mentioned second thin slice.
2. the thin slice of band moving contact as claimed in claim 1 is characterized in that,
Above-mentioned first thin slice, its thickness is formed than the low thickness of height outside the bellying of above-mentioned first moving contact, so that above-mentioned first moving contact does not float from the lower end of above-mentioned accepting hole, and, binding part at above-mentioned second thin slice with in the contacted thickness range of the outer peripheral portion of above-mentioned second moving contact does not form, not hinder the counteragent of above-mentioned second moving contact.
3. the thin slice of band moving contact as claimed in claim 1 or 2 is characterized in that,
Above-mentioned first moving contact is formed by dome-shaped sheet spring that can be reverse, above-mentioned second moving contact, and a side's of the subtend of the lower end periphery of dome-shaped sheet spring that can be reverse both sides are facial cut and form strip.
4. as the thin slice of each described band moving contact in the claim 1 to 3, it is characterized in that,
Make the profile difference of above-mentioned first moving contact and above-mentioned second moving contact, and form above-mentioned second thin slice with the thin slice color that can discern the shape of the moving contact of packing into from the second thin slice outside.
5. as the thin slice of each described band moving contact in the claim 1 to 4, it is characterized in that,
1 plate sheet by the accepting hole that covers above-mentioned first thin slice from the top forms above-mentioned second thin slice, and with above-mentioned second thin slice as shared thin slice, and load in mixture above-mentioned first and second moving contact.
6. as the thin slice of each described band moving contact in the claim 1 to 4, it is characterized in that,
A plurality of thin slices by the accepting hole that covers above-mentioned first thin slice from the top independently form above-mentioned second thin slice, and with above-mentioned first thin slice as shared thin slice, and load in mixture above-mentioned first and second moving contact.
7. the thin slice of band moving contact as claimed in claim 6 is characterized in that,
According to the difference of the stroke of moving contact independently, and the profile of above-mentioned second thin slice or color are had nothing in common with each other.
8. push-button switch is characterized in that having:
The thin slice of each described band moving contact in the claim 1～7;
Lay the first peripheral fixed contact of the lower end periphery of above-mentioned first moving contact in the thin slice that is housed in this band moving contact;
With this first peripheral fixed contact in abutting connection with configuration, but and with the first central fixed contact of the top underside contact separation ground subtend configuration of the bellying of the arch of above-mentioned first moving contact;
Lay the second peripheral fixed contact of the lower end periphery of above-mentioned second moving contact;
With this second peripheral fixed contact in abutting connection with configuration, but and with the second central fixed contact of the top underside contact separation ground subtend configuration of the bellying of the arch of above-mentioned second moving contact;
Dispose the insulated substrate of above-mentioned first and second peripheral fixed contact and above-mentioned first and second central fixed contact.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003430150 | 2003-12-25 | ||
| JP2003430150 | 2003-12-25 | ||
| JP2004319917 | 2004-11-02 | ||
| JP2004319917A JP2005209616A (en) | 2003-12-25 | 2004-11-02 | Sheet with movable contact and push button switch using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1637983A true CN1637983A (en) | 2005-07-13 |
| CN1324622C CN1324622C (en) | 2007-07-04 |
Family
ID=34863411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100817324A Expired - Fee Related CN1324622C (en) | 2003-12-25 | 2004-12-24 | Thin sheet with movable contact and button switch utilizing the same sheet |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2005209616A (en) |
| KR (1) | KR100713599B1 (en) |
| CN (1) | CN1324622C (en) |
| TW (1) | TWI251247B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101064223B (en) * | 2006-04-28 | 2010-12-08 | 阿尔卑斯电气株式会社 | Button switch and contact-point sping leaf |
| CN101178983B (en) * | 2006-11-09 | 2011-06-22 | 松下电器产业株式会社 | Movable contact, thin plate with the movable contact and switching device employing the same |
| CN102664115A (en) * | 2012-05-03 | 2012-09-12 | 江苏下一代广电网物联网研究中心有限公司 | Positioning device of metal dome |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0559723U (en) * | 1992-01-20 | 1993-08-06 | シャープ株式会社 | Key input device |
| JP3470022B2 (en) * | 1997-09-30 | 2003-11-25 | ホシデン株式会社 | Multi-contact input device |
| JP2001160334A (en) * | 1999-09-22 | 2001-06-12 | Alps Electric Co Ltd | Seat with movable point of contact and switching apparatus that uses the seat |
| TW503415B (en) * | 2000-03-16 | 2002-09-21 | Alps Electric Co Ltd | Sheet with plate springs and switch device using the same |
| JP4417588B2 (en) | 2001-06-07 | 2010-02-17 | 株式会社フジクラ | Metal dome sheet |
-
2004
- 2004-11-02 JP JP2004319917A patent/JP2005209616A/en not_active Withdrawn
- 2004-12-03 TW TW093137527A patent/TWI251247B/en not_active IP Right Cessation
- 2004-12-24 KR KR1020040112267A patent/KR100713599B1/en active IP Right Grant
- 2004-12-24 CN CNB2004100817324A patent/CN1324622C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101064223B (en) * | 2006-04-28 | 2010-12-08 | 阿尔卑斯电气株式会社 | Button switch and contact-point sping leaf |
| CN101178983B (en) * | 2006-11-09 | 2011-06-22 | 松下电器产业株式会社 | Movable contact, thin plate with the movable contact and switching device employing the same |
| CN102664115A (en) * | 2012-05-03 | 2012-09-12 | 江苏下一代广电网物联网研究中心有限公司 | Positioning device of metal dome |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200527463A (en) | 2005-08-16 |
| KR20050065433A (en) | 2005-06-29 |
| KR100713599B1 (en) | 2007-05-02 |
| CN1324622C (en) | 2007-07-04 |
| TWI251247B (en) | 2006-03-11 |
| JP2005209616A (en) | 2005-08-04 |
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| C06 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan, Japan Patentee after: Alpine Alpine Company Address before: Tokyo, Japan, Japan Patentee before: Alps Electric Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070704 Termination date: 20201224 |