CN1129156C - Push switch - Google Patents

Push switch Download PDF

Info

Publication number
CN1129156C
CN1129156C CN00102815A CN00102815A CN1129156C CN 1129156 C CN1129156 C CN 1129156C CN 00102815 A CN00102815 A CN 00102815A CN 00102815 A CN00102815 A CN 00102815A CN 1129156 C CN1129156 C CN 1129156C
Authority
CN
China
Prior art keywords
place
axle sleeve
rubber spring
housing
sleeve bar
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 - Lifetime
Application number
CN00102815A
Other languages
Chinese (zh)
Other versions
CN1267070A (en
Inventor
早川和希
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13291627&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN1129156(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of CN1267070A publication Critical patent/CN1267070A/en
Application granted granted Critical
Publication of CN1129156C publication Critical patent/CN1129156C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02Details
    • H01H13/12Movable parts; Contacts mounted thereon
    • H01H13/14Operating parts, e.g. push-button
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00Connections
    • H01H2207/032Surface mounted component
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00Tactile feedback
    • H01H2215/004Collapsible dome or bubble
    • H01H2215/006Only mechanical function

Landscapes

  • Push-Button Switches (AREA)

Abstract

A structure of a stem in a push switch is provided which can ensure a sufficient engaging strength of hook portions of the stem even if the hook portions are not equal in wall thickness and which can reduce the size of the entire stem. The push switch comprises a box-shaped housing a, a pair of fixed terminals fixed within the housing 1, a stem 5 held slidably by inner side faces of the housing 1, a movable contact 3 disposed above the fixed terminals 2 so as to be operable in interlock with movement of the stem 5, and a rubber spring 4 which causes the movable contact 3 to move into contact with and away from the fixed terminals 2 and which causes the stem to return. The stem 5 is formed with hook portions having retaining portions respectively for engagement with retaining grooves formed in the inner side faces of the housing, the hook portions 5d being respectively formed with relief portions on sides thereof opposed to the rubber spring 4 to receive therein bent portions of the rubber spring.

Description

Push switch
Technical field
The present invention relates to can be used as the structure of the push switch that console switch uses in the various electronic equipments, particularly slidably remain on the structure of the axle sleeve bar at enclosure interior place.
Background technology
Structure such as the Figure 11 and shown in Figure 12 of axle sleeve bar in the existing push switch.Wherein Figure 11 is the vertical view of this axle sleeve bar of expression, the profile when Figure 12 cuts open for the line 12-12 of expression in Figure 11.
Axle sleeve bar 15 can be made by the moulding material such as synthetic resin etc., and rectangular substantially, facial thereon place be provided with can use for enforcement pressing operations such as fingers, be plane press section 15a.Side place below relative with this press section 15a also is formed with pushing that upper side with not shown rubber spring parts connects and uses jut 15b.In addition, relative a pair of side surface part place on described axle sleeve bar 15, be formed with a pair of hook portion 15d that has in conjunction with jut 15c, this is in conjunction with can combining with groove with the combination at the medial surface place that is arranged on not shown housing with jut 15c, thereby implement in the process of mobile and recovery at described axle sleeve bar 15, described axle sleeve bar 15 restrictions can be positioned at the inside of housing.At the central space portion of this hook portion 15d place, also dispose not shown, make described axle sleeve bar 15 restore the rubber spring parts of using to initial position.For this occasion, described hook portion 15d will highlight from described axle sleeve bar 15 in the position that can not produce collision with the outside of these rubber spring parts when rubber spring parts warpage is crooked.
Described hook portion 15d in order to ensure and not shown housing between bond strength, and make the wall thickness equalization of described whole hook portion 15d, and described axle sleeve bar 15 also need contrast described hook portion 15d in order to ensure this wall thickness, thereby determines the profile of described axle sleeve bar 15.
And the place, four bights on described axle sleeve bar 15, also be formed with the 15f of foot that can slide along the inside bottom surface place of not shown housing, and this 15f of foot and described hook portion 15d are all slidably, receive dress and are formed within the not shown housing.
When using described axle sleeve bar 15 in push switch, the open interior place of unshowned housing in the drawings, receive unshowned, known movable contact point portion and rubber spring parts in the load map, and described axle sleeve bar 15 is installed thereon, and then finish existing push switch.
Yet in the structure of the axle sleeve bar in aforesaid this existing push switch, hook portion 15d in order to ensure and housing between bond strength, and make the wall thickness equalization of whole hook portion 15d, and axle sleeve bar 15 also needs to be formed with the external shape that the thickness with hook portion 15d matches, therefore exist hook portion 15d thick more, the profile of axle sleeve bar 15 is big more, thereby the excessive problem of axle sleeve bar 15 is arranged.
Summary of the invention
The present invention is intended to address the above problem, even its purpose is to provide the thickness of the hook portion in a kind of axle sleeve bar not equate everywhere, also can guarantees the bond strength at hook portion place, and can make the axle sleeve bar structure of whole axle sleeve bar miniaturization.
As first solution that addresses the above problem usefulness, the invention provides a kind of push switch, it can have the housing that is box-shaped, be fixedly mounted on a pair of fixed terminal at this enclosure interior place, slidably remain on the axle sleeve bar at the medial surface place of described housing, for this axle sleeve stalk being can move freely or linking and be configured in movable contact point portion on the described fixed terminal, and be used to make this movable contact point portion to contact with described fixed terminal place, separate, and be used to make the rubber spring parts of described axle sleeve bar recovery, be formed with the hook portion that has in conjunction with jut at described axle sleeve bar place, this combination is used for combining with groove with the combination that is arranged on described housing medial surface place with jut, and, also be formed with the escape portion that the joggling part that supports described rubber spring parts is used at the face place relative with the described rubber spring parts of this hook portion.
Second solution as addressing the above problem usefulness the invention provides a kind of push switch, and it can also further make the escape portion that is formed on described hook portion place, forms circular-arc along the outside of described rubber spring parts.
As the 3rd solution that addresses the above problem usefulness, the present invention also provides a kind of push switch, it can also further make described hook portion extend the thickness that the central portion place on the direction is set along described hook portion, forms according to the mode than the facial thin thickness of locating in both sides.
As the 4th solution that addresses the above problem usefulness, the present invention also provides a kind of push switch, it can also further make the described movable contact point portion that is configured on the described fixed terminal, form by the rubber-like metallic plate, and be configured between described rubber spring parts and the described fixed terminal.
Description of drawings
Describe below with reference to the push switch of accompanying drawing the embodiment of the invention.
Fig. 1 is the vertical view of a kind of push switch of expression first embodiment of the invention.
Fig. 2 is the front view of a kind of push switch of expression first embodiment of the invention.
Profile when Fig. 3 cuts open for the line 3-3 of expression in Fig. 1.
Profile when Fig. 4 cuts open for the line 4-4 of expression in Fig. 1.
Key diagram when Fig. 5 makes the rubber spring parts be in the warpage state for expression by as shown in Figure 4 initial condition shifting axle loop bar.
The vertical view that Fig. 6 uses for the housing in the expression first embodiment of the invention.
The vertical view that Fig. 7 uses for the movable contact point portion of expression in the first embodiment of the invention.
The front view that Fig. 8 uses for the movable contact point portion of expression in the first embodiment of the invention.
The ground plan that Fig. 9 uses for the axle sleeve bar in the expression first embodiment of the invention.
Profile when Figure 10 cuts open for the line 10-10 of expression in Fig. 9.
The vertical view that Figure 11 uses as the axle sleeve bar in a kind of push switch of prior art for expression.
Profile when Figure 12 cuts open for the line 12-12 of expression in Figure 11.
Embodiment
Housing 1 can be made by the moulding material such as synthetic resin etc., and forms and have the box-shaped bottom, top place opening.Be provided with the fixed terminal of making by the metal material that has conductivity such as brass etc. 2 at the inside bottom place of this housing 1, and this fixed terminal 2 can be by forming as one such as embedding mode such as shaping and described housing 1.This fixed terminal 2 can embedded install the inside bottom place at described housing 1, and in being embedded into partly, this also is formed with the base portion 2b that constitutes by several joggling parts 2a, form as one with this base portion 2b, extend the portion of terminal 2c that is provided with towards the lateral direction of described housing 1, an and 2d of butt contact portion who exposes to the open air out by the inside bottom place of described housing 1, dispose according to mode with predetermined space.A described 2d of butt contact portion is configured in respectively on the line vertical with the configuration direction of described base portion 2b according to the mode of relative warpage.The described contact point 2d of portion forms than the littler mode of width dimensions on the direction vertical with the configuration direction of described base portion 2b according to the width dimensions that makes on the direction vertical with the configuration direction of described base portion 2b.And the described contact point 2d of portion is also on the line vertical with the centre line L on the configuration direction that is positioned at described base portion 2b, described centre line L and disposes relatively towards the mode that opposition side staggers each other with clamping.By according to the mode of this form of the composition, promptly can shorten the length of fixed terminal 2 on the configuration direction that is positioned at described housing 1 inner place to the described contact point 2d of portion enforcement configuration.
Lateral direction towards described housing 1 is extended the portion of terminal 2c that is provided with, by be provided with the mode of several joggling parts 2a at the inside bottom place that is positioned at described housing 1 at described base portion 2b place, and be formed on the face with the bottom surface of described housing 1, thereby the leading section that makes this portion of terminal 2c is upright and be J-shaped towards upside along the lateral surface of described housing 1.Form J-shaped by the leading section that makes this portion of terminal 2c, just can it be installed on the push switch loop substrate that is using described housing 1 according to the mounted on surface mode.For this occasion, a described 2d of butt contact portion can with the vertical line of the configuration direction of described base portion 2b on relative configuration, and this direction is in the direction that can not produce distortion man-hour that adds of described base portion 2b being implemented several joggling parts 2a, even so be provided with several joggling parts 2a in the inside of described housing 1, can not be subjected to this joggling part 2a is implemented the harmful effect that processing is produced yet, thereby can accurately the gap between contact point be set at minimum dimension, and then can also make described housing 1 further miniaturization.
The pair of inside face place that is oppositely arranged on described housing 1 also is provided with in conjunction with using groove 1a, this in conjunction with groove 1a be used for the axle sleeve stalk that is positioned at as described later on the combining of hook portion place in conjunction with jut.This by being provided with in conjunction with mode with groove 1a, can when the mobile and recovery of implementing as described later, this axle sleeve bar be led in housing 1 move, and can limit by enforcing location.At the place, four bights that is positioned at medial surface on the described housing 1, rectangular, also be provided with the facial 1b of the slip that is plane, by the place, four bights on the medial surface of described housing 1, according to can and as described later axle sleeve bar on the slip face between produce the mode of sliding, be provided with the mode of the facial 1b of described slip, even can also be for the occasion of the bight of described axle sleeve stalk being implemented extruding, also can make the axle sleeve bar produce stable slip, thereby can improve the handling property when operating.And the facial 1b of the slip that is arranged on described housing 1 place is not limited in this planar shaped, also can be the shape such as arc surface etc.
Movable contact point portion 3 can be by rubber-like, make such as the material of bronze sheet or corrosion resistant plate etc., and can make its outside rounded substantially, is formed with cradle portion 3a in the form of a ring in its outside.Be formed with the hole 3b that is circular-arc at the central portion place of this cradle portion 3a, be formed with also at the central portion place of this hole 3b that the one end is connected described cradle portion 3a place by connecting portion 3c and contact chip 3d that the other end is cut by integral body.This contact chip 3d to be can being provided with by the mode that described connecting portion 3c shakes at described cradle portion 3a place, and also implements warpage according to the angle that tilts towards upside substantially at its leading section.Described contact chip 3d can form ellipse, and makes this oval longitudinal direction, according to the configuration direction that is positioned at the described contact point 2d of portion on the described a pair of fixed terminal 2 be that the mode of the same line is implemented configuration.Because described contact chip 3d forms ellipse, so that the length of described connecting portion 3c (movable span) can form is long, thereby can increase the design freedom of the contact spring loading of described contact chip 3d, and can obtain stable the coughing up sense of rattling away.But also can make 3 miniaturizations of described whole movable contact point portion.
On described contact chip 3d, with as described later the relative face place of rubber spring parts, i.e. the upper side place that the inclination warpage owing to cut also is formed with and the connect jut 3e of usefulness of these rubber spring parts.This jut 3e can be set to one, also can be set to several, and their shape is not limited in a kind of form, such as can also form the projection that is different shape such as circular-arc or circular.By being provided with the mode of this jut 3e, can prevent as described later the rubber spring parts and described contact chip 3d between produce and connect airtight, thereby can prevent from operating process with them to produce when disconnected from each other the metal impact noise.And what implement extruding is the cardinal principle middle body of contact chip, so can realize stable contact.
Rubber spring parts 4 can be made by the material of elastomer with deflection or silicone rubber etc., its outside can be the shape of arching upward of lower aperture, and by moving as described later, produce the skirt full front of a Chinese gown portion 4a of warpage when restoring with elastic force, and the operating member 4b that is formed on the place, top of this skirt full front of a Chinese gown 4a of portion constitutes.The side place also is formed with action and uses jut 4c below this operating member 4b, and this action can connect with the jut 3e that is arranged on the contact chip 3d place in the described movable contact point portion 3 with the leading section of jut 4c.And in the present embodiment, movable contact point portion 3 is made of rubber-like metallic plate etc., and form according to the mode that is configured between described fixed terminal 2 and the rubber spring parts 4, so also can with known, by such as the contact point of carbon class made etc., be integrally formed in action on the described rubber spring parts 4 with the place, lower surface of jut 4c.In this case, need not to be provided with described movable contact point portion 3, so can reduce the number of parts.
Axle sleeve bar 5 can be made by the moulding material such as synthetic resin etc., and is rectangular substantially, facial thereon place be provided with can use for enforcement pressing operations such as fingers, be plane press section 5a.Side place below relative with this press section 5a, also be formed with towards following side-prominent pushing jut 5b, this push with jut 5b can be used for described rubber spring parts 4 on the upper side of operating member 4b connect, and make described rubber spring parts 4 towards described movable contact point portion 3 side warpages.And on described axle sleeve bar 5 relative a pair of side surface part place, be formed with a pair of hook portion 5d that has in conjunction with jut 5c, this is in conjunction with combining with groove 1a with the combination at the medial surface place that is arranged on described housing 1 with jut 5c, thereby implement in the process of mobile and recovery at described axle sleeve bar 5, described axle sleeve stalk 5 restrictions can be positioned at the interior location place of described housing 1.Place, inboard at this hook portion 5d, promptly with described rubber spring parts 4 on the relative face place of the skirt full front of a Chinese gown 4a of portion, also be formed with the 5e of escape portion, the 5e of this escape portion can implement the joggling part 4d that warpage to support when the described skirt full front of a Chinese gown 4a of portion is implemented extruding, and can form the circular arc that is invaginated type along the outside of the described skirt full front of a Chinese gown 4a of portion.By being provided with the mode of this escape 5e of portion, can make described axle sleeve bar 5 miniaturizations.
And by being provided with the mode of the 5e of this escape portion, the thickness at the central portion place on the direction can also be set in the extension that makes described hook portion 5d along described hook portion 5d, what promptly the thickness at described escape portion 5e place formed is thinner, when reducing the intensity of described hook portion 5d, make thicker that the thickness at the both sides place relative with the described escape 5e of portion forms.Because it is thicker that the thickness of these both sides forms, so even the thickness of the 5e of escape portion on the described hook portion 5d is thinner, also can make whole described hook portion 5d have needed warpage intensity, and because bigger (thicker) that no longer needs to make the size of described whole hook portion 5d to form, so can also make described axle sleeve bar 5 miniaturizations.And in the present embodiment, the described escape 5e of portion forms circular-arc along the outside that is positioned at the skirt full front of a Chinese gown portion 4a place on the described rubber spring parts 4, yet the described escape 5e of portion is not limited in this shape, the shape that can also be other, can implement support to the joggling part 4d on the described skirt full front of a Chinese gown 4a of portion is tetragonal recess such as can also form.
And four rectangular bights are located on described axle sleeve bar 5, also are formed with the 5f of foot that extends along the inside bottom surface of described housing 1.Be formed with at the place, bight that is positioned at the 5f of this foot outside and have the facial 5g of slip chamfering, that be planar shaped, and the facial 5g of the slip on the 5f of this foot is being provided with by sliding type on the facial 1b of the slip that is positioned at the medial surface place on the described housing 1.Be provided with the mode of the described 5f of foot by place, four bights rectangular on described axle sleeve bar 5, can between the lateral surface of the medial surface of described housing 1 and described axle sleeve bar 5, produce smooth sliding, thereby can implement the slip of axle sleeve bar 5 within housing 1 reliably.
And, be provided with the mode of the facial 5g of described slip by the place, bight, the outside of the 5f of foot on described axle sleeve bar 5, even for the occasion that the bight on the described axle sleeve bar 5 is produced extruding, also can by and be arranged on slip between the facial 1b of slip at medial surface place on the described housing 1, and make described axle sleeve bar 5 realize more stable slip, thereby can improve operator perception to described axle sleeve bar 5.And the facial 5g of slip that is arranged on described axle sleeve bar 5 places is not limited in this planar shaped, also can be the shape of arc surface etc.
As mentioned above, push switch constructed according to the invention hook portion is had be formed on axle sleeve bar place in conjunction with using jut, and at this hook portion face place relative with the rubber spring parts, also be formed with the escape portion that the joggling part on the support rubber spring members is used, so can make the thickness of this escape portion as much as possible little, make the thickness of whole hook portion smaller, therefore can make the housing miniaturization, and then can make whole push switch miniaturization.
And, can also make the escape portion that is formed on the hook portion place, outside along the rubber spring parts forms circular-arc, even so for the rubber spring parts because the extruding of axle sleeve bar and the occasion of warpage, also can make joggling part the rubber spring parts not produced bump, thereby can make the axle sleeve bar realize stable slip.
And, can also make hook portion extend the thickness that the central portion place on the direction is set along hook portion, form according to mode than the facial thin thickness of locating in both sides, so even the thickness at the central portion place of hook portion is thinner, also can provide sufficient intensity by both sides, therefore can be by simple shape, and guarantee the warpage intensity (bond strength) of whole hook portion.
And, can also make the movable contact point portion that is configured on the fixed terminal, form by the rubber-like metallic plate, and be configured between rubber spring parts and the fixed terminal, so can be reliably with a pair of fixed terminal on contact point portion between form and contact, thereby can improve the contact reliability of contact point portion.

Claims (2)

1. push switch, has the housing that is box-shaped, be fixedly mounted on a pair of fixed terminal at this enclosure interior place, slidably remain on the axle sleeve bar at the medial surface place of described housing, be configured in movable contact point portion on the described fixed terminal according to mobile phase linkage manner with this axle sleeve bar, and be used to make this movable contact point portion to contact with described fixed terminal place, the rubber spring parts that separate and be used to make described axle sleeve bar to restore, and be formed with the hook portion that has in conjunction with jut at described axle sleeve bar place, this combination is used for combining with groove with the combination that is arranged on described housing medial surface place with jut, it is characterized in that, the face place relative on this hook portion with described rubber spring parts, also be formed with the escape portion that the joggling part on the described rubber spring parts is used that supports, this escape portion forms circular-arc along the outside of described rubber spring parts, the thickness of the both sides face of described hook portion is thicker at the thickness that extension is provided with the central portion place on the direction than described hook portion.
2. push switch as claimed in claim 1, the described movable contact point portion that it is characterized in that being configured on the described fixed terminal is formed by the rubber-like metallic plate, and is configured between described rubber spring parts and the described fixed terminal.
CN00102815A 1999-03-11 2000-03-10 Push switch Expired - Lifetime CN1129156C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP065598/1999 1999-03-11
JP06559899A JP3762564B2 (en) 1999-03-11 1999-03-11 Push switch

Publications (2)

Publication Number Publication Date
CN1267070A CN1267070A (en) 2000-09-20
CN1129156C true CN1129156C (en) 2003-11-26

Family

ID=13291627

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00102815A Expired - Lifetime CN1129156C (en) 1999-03-11 2000-03-10 Push switch

Country Status (6)

Country Link
EP (1) EP1037224B1 (en)
JP (1) JP3762564B2 (en)
KR (1) KR100363468B1 (en)
CN (1) CN1129156C (en)
DE (1) DE60020284T2 (en)
TW (1) TW436831B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101415304B (en) * 2007-10-15 2012-07-04 鸿富锦精密工业(深圳)有限公司 Closedown structure
CN102142332A (en) * 2010-12-29 2011-08-03 东莞市凯华电子有限公司 Silent switch
KR101283625B1 (en) * 2012-03-26 2013-07-08 주식회사 대동 Switch knob for an automobile
JP2016134658A (en) * 2015-01-15 2016-07-25 パナソニックIpマネジメント株式会社 Push button switch device, electric wave transmitter and lighting control system
CN110690067B (en) * 2018-07-06 2023-08-01 阿尔派株式会社 Push switch device
JP7052619B2 (en) 2018-07-30 2022-04-12 豊田合成株式会社 Backdoor handle device and its manufacturing method
KR102634397B1 (en) * 2018-12-05 2024-02-06 현대자동차주식회사 Integrated type outside handle switch assembly for tail gate

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3794068B2 (en) * 1996-09-17 2006-07-05 松下電器産業株式会社 Push-on switch

Also Published As

Publication number Publication date
EP1037224A3 (en) 2001-08-29
JP3762564B2 (en) 2006-04-05
DE60020284D1 (en) 2005-06-30
TW436831B (en) 2001-05-28
KR20000062626A (en) 2000-10-25
KR100363468B1 (en) 2002-11-30
EP1037224A2 (en) 2000-09-20
JP2000260257A (en) 2000-09-22
EP1037224B1 (en) 2005-05-25
DE60020284T2 (en) 2005-11-24
CN1267070A (en) 2000-09-20

Similar Documents

Publication Publication Date Title
CN1217360C (en) Lever switch
CN111584276B (en) Key assembly and keyboard comprising same
CN1476126A (en) Electrical connector for flat conductor
CN101051572A (en) Push switch
CN1129156C (en) Push switch
CN1767108A (en) Push switch
US20050001822A1 (en) Resilient switch contact for a key switch device
CN1129157C (en) Push switch
US20030057081A1 (en) Contact block assembly and a method of assembling a contact block assembly
CN1135582C (en) Push switch
US8093976B2 (en) Vehicle switch
KR100348940B1 (en) Multi-directional switch having a plurality of manual switches
US5369238A (en) Spring-return switch
US11139127B2 (en) Switch device
CN110651346A (en) Switch with a switch body
US7538290B2 (en) Automotive push switch
CN1179385C (en) Press-button switch
CN200944621Y (en) Promotion-type SIM card holder
US9373466B2 (en) Switching device
CN114141564A (en) Push-button switch
US20190333718A1 (en) Push switch
CN100346434C (en) Button switch
CN1248262C (en) Turnover spring for button switch and button switch using the same
JP4295599B2 (en) Switch device
CN1229833C (en) Multigang switchgear

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: Tokyo, Japan

Patentee after: Alpine Alpine Company

Address before: Tokyo, Japan

Patentee before: Alps Electric Co., Ltd.

CP01 Change in the name or title of a patent holder
CX01 Expiry of patent term

Granted publication date: 20031126

CX01 Expiry of patent term