CN105097350A - Automotive ignition switch structure - Google Patents
Automotive ignition switch structure Download PDFInfo
- Publication number
- CN105097350A CN105097350A CN201510419627.5A CN201510419627A CN105097350A CN 105097350 A CN105097350 A CN 105097350A CN 201510419627 A CN201510419627 A CN 201510419627A CN 105097350 A CN105097350 A CN 105097350A
- Authority
- CN
- China
- Prior art keywords
- driving
- gear
- rivet
- base
- ignition switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H27/00—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings
- H01H27/06—Key inserted and then turned to effect operation of the switch
- H01H27/063—Key inserted and then turned to effect operation of the switch wherein the switch cannot be moved to a third position, e.g. start position, unless the preceding movement was from a first position to a second position, e.g. ignition position
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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
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
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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
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
- H01H2009/048—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings using a sealing boot, e.g. the casing having separate elastic body surrounding the operating member and hermetically closing the opening for it
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses an automotive ignition switch structure, and aims at providing an ignition switch which is reasonable in structure and high in overall stability and can be used for stably and effectively achieving rotation, contact and conduction and by which contact stability of a contact position is achieved and different contact pieces are distributed in a layered and regional manner. The ignition switch comprises a base, a cover shell and a switch cavity, wherein a static rivet and a plurality of shift rivets are arranged on the base, outer ends of the static rivet and the shift rivets are connected to each shift circuit of the ignition switch via wires, a driving rotation body is arranged in the switch cavity, a rotation hole is arranged on the cover shell, the outer end of the driving rotation body extends into the rotation hole, a key jack and a transverse extension part are arranged on the driving rotation body, a stator positioning base and a rotor positioning base are arranged on the base, a movable contact piece is arranged between the rotor positioning base and the transverse extension part and comprises a movable ring seat and a bridge convex connect piece, a movable contact spring is arranged between the movable contact piece and the transverse extension part, a static contact piece and a static contact spring are arranged on the driving rotation body, and the static contact piece is in contact with the inner end of the static rivet.
Description
Technical field
The invention belongs to car electrics accessory technical field, particularly relate to a kind of automobile ignition switch structure.
Background technology
Automobile ignition switch, its Main Function is energising, is generally installed on the latch mechanism of car steering tube column, and be the main switch of unlatching or closing automobile ignition coil circuit, it is also applicable to other appliance circuit of automobile.Ignition switch whether can accurately, practical function reliably, i.e. startup/the closedown of car electrics power supply on/off, engine, direct affect vehicle whether can normally in On/Off and driving process fail safe automobile ignition switch because its installing space is less, stability requirement is higher, become crucial so contact accurately, reliably, Structural assignments is also the direction of emphasis strengthening in recent years, and ignition switch is key component on automobile, the situations such as ignition switch nonfunctional or contact instability, the fail safe of vehicle can be had influence on, also can directly cause vehicle not use.
Summary of the invention
The present invention is to overcome deficiency of the prior art, provide a kind of rational in infrastructure, arrangement science, stable effectively can realize rotation, contact, conducting, contact position touching is stable, different contact layering, subregion distribution, thoroughly can avoid constructive interference, the ignition switch structure that resistance to overturning is high.
To achieve these goals, the present invention is by the following technical solutions:
A kind of automobile ignition switch structure, comprise base, be located at the case on base, space between base and case forms switch cavity, described base is provided with determines rivet, some gear rivets, determine rivet, the inner of gear rivet is all in switch cavity, determine rivet, gear rivet outer end is connected in each gear circuit of ignition switch by wire, be provided with driving in described switch cavity to turn, described case is provided with rotation hole, described driving is turned and to be connected with base rotation, described driving outer end of turning is stretched in rotation hole, described driving is turned and is provided with key hole, described key hole is opened on driving and turns outer end, described driving is turned and is provided with lateral extensions, described base is provided with stator location base, moving plate location base, movable contact spring is provided with between described moving plate location base and lateral extensions, described movable contact spring comprises rotating seat, for contacting the convex contact of bridge of gear rivet the inner, dynamic tactile spring is provided with between described movable contact spring and lateral extensions, described driving is turned and is provided with fixed touching plate, surely spring is touched, it is inner that rivet is determined in fixed touching plate contact, fixed touching plate is in surely tactile spring and stator is located between base.
As preferably, be provided with turn trough in described case, described turn trough notch is communicated with switch cavity, and described driving the inner of turning to be stretched within turn trough and to be rotatably assorted with turn trough.
As preferably, described gear rivet the inner is stretched out outside the base of moving plate location, and outreach is 0.5 to 2mm, and described case outer surface is provided with lug plate, lug plate is riveted on case by gear rivet, described gear rivet, determines rivet outer end and is equipped with scolding tin covering part.
As preferably, described lateral extensions is provided with inner cylinder portion, and described inner cylinder portion and driving are formed between turning determines spring chamber, and the described spring that surely touches is in and determines in spring chamber.
As preferably, described lateral extensions comprises two pieces of transverse slats, be provided with two gears between two pieces of transverse slats and coordinate ball, described case is provided with some gear mating grooves to coordinating ball for spacing gear, two gears coordinate ball symmetrical mutually to drive centered by the pivot center of turning, described driving is turned and is provided with two driving stage clips, and two driving stage clips are pushed down two gears respectively and coordinated ball.
As preferably, described lateral extensions is provided with outer cylindrical portion, and described outer cylindrical portion and driving form torsion spring chamber between turning, and is provided with the reply torsion spring be positioned on case in described torsion spring chamber.
As preferably, described driving is turned and is provided with for pushing up the reset top board pushing back multiple torsion spring, and turn when being in " LOCK gear ", " ACC gear ", " ON gear " when driving, reset top board is separated with reply torsion spring; Turn when turning to " START gear " when driving, reply torsion spring pushed down by reset top board.
As preferably, described driving is turned between outer end outer wall and rotation hole inwall and is provided with sealing, and described sealing comprises the seal groove be located on rotation hole inwall, is provided with the gas-flow closure circle being adjacent to and driving outer end outer wall of turning in described seal groove.
As preferably, described gas-flow closure circle comprises sealing ring body, charging connector, transducer is provided with in described base, described transducer comprises cylinder block, be located at and push away gas piston in cylinder block, push away gas piston to be provided with outer end and to stretch out piston push rod outside cylinder block, the connection of piston push rod the inner pushes away gas piston, described driving is turned and is provided with the adjustment hole that be communicated with inner with key hole, described adjustment hole is provided with the pressure regulation bar for promoting piston push rod, described pressure regulation bar can slide in adjustment hole, pressure regulation bar outer end is connected with piston push rod outer end by cross bar, pushed away gas piston in described cylinder block and be separated into air cavity, accumulation of energy chamber, air cavity is communicated with charging connector by conduit, be provided with in accumulation of energy chamber withstand push away gas piston face push away air spring.
The invention has the beneficial effects as follows: rational in infrastructure, arrangement science, can stablize and effectively realize rotation, contact, conducting, contact position touching is stable, different contact layering, subregion distribution, and thoroughly can avoid constructive interference, resistance to overturning is high; Good airproof performance, switch internal not easily enter ash, make moist.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the structural representation of the embodiment of the present invention 2;
Fig. 3 resets the structural representation at top board place in the embodiment of the present invention 2;
Fig. 4 is the structural representation at transducer place in the embodiment of the present invention 2.
In figure: base 1, case 2, switch cavity 3, determine rivet 4, gear rivet 5, driving turns 6, rotation hole 7, key hole 8, lateral extensions 9, stator location base 10, moving plate location base 11, movable contact spring 12, the convex contact 13 of bridge, dynamic tactile spring 14, fixed touching plate 15, surely spring 16 is touched, turn trough 17, lug plate 18, scolding tin covering part 19, inner cylinder portion 20, gear coordinates ball 21, drive stage clip 22, outer cylindrical portion 23, reply torsion spring 24, reset top board 25, gas-flow closure circle 26, charging connector 27, transducer 28, cylinder block 29, push away gas piston 30, piston push rod 31, pressure regulation bar 32, air cavity 33, accumulation of energy chamber 34, conduit 35, push away air spring 36, cross bar 37.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment 1: in embodiment as shown in Figure 1, a kind of automobile ignition switch structure, comprise base 1, be located at the case 2 on base, space between base and case forms switch cavity 3, described base is provided with determines rivet 4, some gear rivets 5, determine rivet, the inner of gear rivet is all in switch cavity, determine rivet, gear rivet outer end is connected in each gear circuit of ignition switch by wire, be provided with driving in described switch cavity and turn 6, described case is provided with rotation hole 7, described driving is turned and to be connected with base rotation, described driving outer end of turning is stretched in rotation hole, described driving is turned and is provided with key hole 8, described key hole is opened on driving and turns outer end, described driving is turned and is provided with lateral extensions 9, described base is provided with stator location base 10, moving plate location base 11, movable contact spring 12 is provided with between described moving plate location base and lateral extensions, described movable contact spring comprises rotating seat, the convex contact 13 of bridge for contacting gear rivet the inner, dynamic tactile spring 14 is provided with between described movable contact spring and lateral extensions, described driving is turned and is provided with fixed touching plate 15, surely spring 16 is touched, it is inner that rivet is determined in fixed touching plate contact, fixed touching plate is in surely tactile spring and stator is located between base.
Ignition switch gear can be divided into " LOCK gear ", " ACC gear ", " ON gear ", " START gear ".Determine rivet, some gear rivet layer distributed, determine rivet for contacting fixed touching plate, gear rivet is for contacting movable contact spring, fixed touching plate is touched spring, stator location base effective location surely, Stability Analysis of Structures, and movable contact spring is driven to rotate by rotating seat, utilize the convex contact of bridge as contact conductive member, contact compresses effective, and can ensure that contact area is large, conductive effect is good.Wherein, surely touch spring, dynamic number springs of touching is not limited to one, can take the circumstances into consideration if desired to add.For inserting car key in key hole, turn car key can drive driving to turn rotation, thus realizes the switching between each gear.(such as: when the gear rivet that movable contact spring is connected on " ON gear " circuit is inner, " ON gear " circuit ON.)
Be provided with turn trough 17 in described case, described turn trough notch is communicated with switch cavity, and described driving the inner of turning to be stretched within turn trough and to be rotatably assorted with turn trough.Improve car key by being rotatably assorted and drive the stability of turning when rotating.
Described gear rivet the inner is stretched out outside the base of moving plate location, outreach is 0.5 to 2mm, described case outer surface is provided with lug plate 18, and lug plate is riveted on case by gear rivet, described gear rivet, determines rivet outer end and is equipped with scolding tin covering part 19., lug plate outer at wire is also provided with heat-shrinkable T bush outward.The part that gear rivet stretches out, the loss of wearing and tearing when can be used to offset in life test the arcing that produces and use, increases the service life.Gear rivet and lug plate, after riveting, having welded, are inserted in heat-shrink tube, and tightly be coated on wire and lug plate, hidden by flaw, outward appearance is smooth, good looking appearance.
Described lateral extensions is provided with inner cylinder portion 20, and described inner cylinder portion and driving are formed between turning determines spring chamber, and described surely tactile spring is in be determined in spring chamber.Inner cylinder portion can carry out protection and spacing to surely touching spring.
Described lateral extensions comprises two pieces of transverse slats, be provided with two gears between two pieces of transverse slats and coordinate ball 21, described case is provided with some gear mating grooves to coordinating ball for spacing gear, two gears coordinate ball symmetrical mutually to drive centered by the pivot center of turning, described driving is turned and is provided with two driving stage clips, 22, two driving stage clips and pushes down two gears respectively and coordinate balls.Utilize gear mating groove to coordinate the cooperation of ball with gear, can accurately realize driving the location of turning, the stability of maintenance work process.
Described lateral extensions is provided with outer cylindrical portion 23, and described outer cylindrical portion and driving form torsion spring chamber between turning, and is provided with the reply torsion spring 24 be positioned on case in described torsion spring chamber.Reply torsion spring and can provide restoring force for driving to turn, avoid driving to turn and be parked in " START gear ".
Embodiment 2: the basic structure of the present embodiment and execution mode are with embodiment 1, its difference is, as as shown in Fig. 2 to Fig. 4, described driving is turned and is provided with for pushing up the reset top board 25 pushing back multiple torsion spring, turn when being in " LOCK gear ", " ACC gear ", " ON gear " when driving, reset top board is separated with reply torsion spring; Turn when turning to " START gear " when driving, reply torsion spring pushed down by reset top board.Reset top board clearly can reply the working hour of torsion spring.When driving is turned and turned to " START gear " from " ON gear ", reset top board just starts to push down reply torsion spring, thus reduction torsion spring can provide restoring force, and when driver unclamps car key, driving can be turned and be pushed back " ON gear " by reduction torsion spring, reset top board.And when switching between other gear, reduction torsion spring does not need to be in operating state, avoid the meaningless work of reduction torsion spring, effectively extend useful life.
Described driving is turned between outer end outer wall and rotation hole inwall and is provided with sealing, and described sealing comprises the seal groove be located on rotation hole inwall, is provided with the gas-flow closure circle 26 being adjacent to and driving outer end outer wall of turning in described seal groove.For whole ignition switch, drive the gap of turning between outer end outer wall and rotation hole to be the main thoroughfare entered dust in switch cavity, enter moisture, sealing is set and can avoids into dust, enter moisture, protective efficient switch chamber internal structure.
Described gas-flow closure circle comprises sealing ring body, charging connector 27, transducer 28 is provided with in described base, described transducer comprises cylinder block 29, be located at and push away gas piston 30 in cylinder block, push away gas piston to be provided with outer end and to stretch out piston push rod 31 outside cylinder block, the connection of piston push rod the inner pushes away gas piston, described driving is turned and is provided with the adjustment hole that be communicated with inner with key hole, described adjustment hole is provided with the pressure regulation bar 32 for promoting piston push rod, described pressure regulation bar can slide in adjustment hole, pressure regulation bar outer end is connected with piston push rod outer end by cross bar 37, pushed away gas piston in described cylinder block and be separated into air cavity 33, accumulation of energy chamber 34, air cavity is communicated with charging connector by conduit 35, be provided with in accumulation of energy chamber withstand push away gas piston face push away air spring 36.When the inflation of gas-flow closure circle is not very sufficient, is conducive to driving the rotation of turning, but is unfavorable for high-performance sealed; When the inflation of gas-flow closure circle is very sufficient, sealing effectiveness is fabulous, but be now unfavorable for driving turn rotation (friction is large, rotate effort, and the very sufficient sealing ring of inflation easily because of drive turn and relatively rotating of adjustment hole and cause scraping damage, extrude impaired).And in actual use, seldom (accounting is extremely low), under the overwhelming majority time, car key is motionless to the rotation time of car key, or even is not inserted in key hole.Scheme in the present embodiment, gas-flow closure circle just can be allowed to inflate when car key does not need dynamic very sufficient, ensure long high leakproofness, and when car key rotates (when driving is turned and rotated), the suitable degree reducing inflation, reduce the rotation difficulty driving and rotate, reduce the impaired possibility of gas-flow closure circle simultaneously.Be described as follows: when after insertion car key, need to continue car key inwardly to promote, it is made to press pressure regulation bar, pressure regulation bar is towards adjustment hole movement outward, and drive piston push rod to move together by cross bar, piston push rod drive pushes away gas piston and moves, now air cavity volume increases (pushing away air spring to be compressed), because air cavity is communicated with charging connector with by conduit, so in gas-flow closure circle a part of gas flow to air cavity, gas-flow closure circle tensioning degree reduces, and is now beneficial to the rotation driving and turn; When not rotating, gas piston reset is pushed away under the effect pushing away air spring, when pushing away gas piston reset, the a bit of distance of the outside rollback of car key is driven by piston push rod, cross bar, pressure regulation bar, and a part of gas simultaneously in air cavity is also pressed towards gas-flow closure circle, gas-flow closure circle is fully heaved, tensioning, can maintain high leakproofness at ordinary times.
Claims (9)
1. an automobile ignition switch structure, comprise base, be located at the case on base, space between base and case forms switch cavity, it is characterized in that, described base is provided with determines rivet, some gear rivets, determine rivet, the inner of gear rivet is all in switch cavity, determine rivet, gear rivet outer end is connected in each gear circuit of ignition switch by wire, be provided with driving in described switch cavity to turn, described case is provided with rotation hole, described driving is turned and to be connected with base rotation, described driving outer end of turning is stretched in rotation hole, described driving is turned and is provided with key hole, described key hole is opened on driving and turns outer end, described driving is turned and is provided with lateral extensions, described base is provided with stator location base, moving plate location base, movable contact spring is provided with between described moving plate location base and lateral extensions, described movable contact spring comprises rotating seat, for contacting the convex contact of bridge of gear rivet the inner, dynamic tactile spring is provided with between described movable contact spring and lateral extensions, described driving is turned and is provided with fixed touching plate, surely spring is touched, it is inner that rivet is determined in fixed touching plate contact, fixed touching plate is in surely tactile spring and stator is located between base.
2. a kind of automobile ignition switch structure according to claim 1, is characterized in that, be provided with turn trough in described case, and described turn trough notch is communicated with switch cavity, and described driving the inner of turning to be stretched within turn trough and to be rotatably assorted with turn trough.
3. a kind of automobile ignition switch structure according to claim 1, it is characterized in that, described gear rivet the inner is stretched out outside the base of moving plate location, outreach is 0.5 to 2mm, described case outer surface is provided with lug plate, lug plate is riveted on case by gear rivet, described gear rivet, determines rivet outer end and is equipped with scolding tin covering part.
4. a kind of automobile ignition switch structure according to claim 1 or 2 or 3, it is characterized in that, described lateral extensions is provided with inner cylinder portion, and described inner cylinder portion and driving are formed between turning determines spring chamber, and described surely tactile spring is in be determined in spring chamber.
5. a kind of automobile ignition switch structure according to claim 1, it is characterized in that, described lateral extensions comprises two pieces of transverse slats, be provided with two gears between two pieces of transverse slats and coordinate ball, described case is provided with some gear mating grooves to coordinating ball for spacing gear, two gears coordinate ball symmetrical mutually to drive centered by the pivot center of turning, and described driving is turned and is provided with two driving stage clips, and two driving stage clips are pushed down two gears respectively and coordinated ball.
6. a kind of automobile ignition switch structure according to claim 1, it is characterized in that, described lateral extensions is provided with outer cylindrical portion, and described outer cylindrical portion and driving form torsion spring chamber between turning, and is provided with the reply torsion spring be positioned on case in described torsion spring chamber.
7. a kind of automobile ignition switch structure according to claim 6, it is characterized in that, described driving is turned and is provided with for pushing up the reset top board pushing back multiple torsion spring, turns when being in " LOCK gear ", " ACC gear ", " ON gear " when driving, and reset top board is separated with reply torsion spring; Turn when turning to " START gear " when driving, reply torsion spring pushed down by reset top board.
8. a kind of automobile ignition switch structure according to claim 1, it is characterized in that, described driving is turned between outer end outer wall and rotation hole inwall and is provided with sealing, described sealing comprises the seal groove be located on rotation hole inwall, is provided with the gas-flow closure circle being adjacent to and driving outer end outer wall of turning in described seal groove.
9. a kind of automobile ignition switch structure according to claim 8, it is characterized in that, described gas-flow closure circle comprises sealing ring body, charging connector, transducer is provided with in described base, described transducer comprises cylinder block, be located at and push away gas piston in cylinder block, push away gas piston to be provided with outer end and to stretch out piston push rod outside cylinder block, the connection of piston push rod the inner pushes away gas piston, described driving is turned and is provided with the adjustment hole that be communicated with inner with key hole, described adjustment hole is provided with the pressure regulation bar for promoting piston push rod, described pressure regulation bar can slide in adjustment hole, pressure regulation bar outer end is connected with piston push rod outer end by cross bar, pushed away gas piston in described cylinder block and be separated into air cavity, accumulation of energy chamber, air cavity is communicated with charging connector by conduit, be provided with in accumulation of energy chamber withstand push away gas piston face push away air spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510419627.5A CN105097350B (en) | 2015-07-16 | 2015-07-16 | Automotive ignition switch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510419627.5A CN105097350B (en) | 2015-07-16 | 2015-07-16 | Automotive ignition switch structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105097350A true CN105097350A (en) | 2015-11-25 |
| CN105097350B CN105097350B (en) | 2017-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510419627.5A Active CN105097350B (en) | 2015-07-16 | 2015-07-16 | Automotive ignition switch structure |
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| Country | Link |
|---|---|
| CN (1) | CN105097350B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1271800A (en) * | 1968-10-04 | 1972-04-26 | Lucas Industries Ltd | Ignition switches |
| EP0497661A1 (en) * | 1991-01-28 | 1992-08-05 | Valeo Electronique | Anti theft switch for motor vehicles |
| JP3561404B2 (en) * | 1998-02-24 | 2004-09-02 | 株式会社ホンダロック | Rotary switch device |
| CN102709097A (en) * | 2012-05-17 | 2012-10-03 | 黄山奥特斯电气有限公司 | Ignition switch |
| CN103208391A (en) * | 2013-03-18 | 2013-07-17 | 贵州贵航汽车零部件股份有限公司 | Ignition switch with car key pull-forgetting prevention function |
| CN204792585U (en) * | 2015-07-16 | 2015-11-18 | 浙江阳明汽车部件有限公司 | Automobile ignition switch |
-
2015
- 2015-07-16 CN CN201510419627.5A patent/CN105097350B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1271800A (en) * | 1968-10-04 | 1972-04-26 | Lucas Industries Ltd | Ignition switches |
| EP0497661A1 (en) * | 1991-01-28 | 1992-08-05 | Valeo Electronique | Anti theft switch for motor vehicles |
| JP3561404B2 (en) * | 1998-02-24 | 2004-09-02 | 株式会社ホンダロック | Rotary switch device |
| CN102709097A (en) * | 2012-05-17 | 2012-10-03 | 黄山奥特斯电气有限公司 | Ignition switch |
| CN103208391A (en) * | 2013-03-18 | 2013-07-17 | 贵州贵航汽车零部件股份有限公司 | Ignition switch with car key pull-forgetting prevention function |
| CN204792585U (en) * | 2015-07-16 | 2015-11-18 | 浙江阳明汽车部件有限公司 | Automobile ignition switch |
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| Publication number | Publication date |
|---|---|
| CN105097350B (en) | 2017-05-10 |
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