CN205717037U - A kind of shearing light type conversion driving means - Google Patents
A kind of shearing light type conversion driving means Download PDFInfo
- Publication number
- CN205717037U CN205717037U CN201620156743.2U CN201620156743U CN205717037U CN 205717037 U CN205717037 U CN 205717037U CN 201620156743 U CN201620156743 U CN 201620156743U CN 205717037 U CN205717037 U CN 205717037U
- Authority
- CN
- China
- Prior art keywords
- iron core
- light type
- driving means
- dynamic
- conversion driving
- 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.)
- Active
Links
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
A kind of shearing light type conversion driving means, it is installed on car light main body (speculum) front, for driving the movable light shield plate of car light type converting means to swing, it is characterized in that: described shearing light type conversion driving means includes stator department and is movably arranged in stator bore, drive the iron core portion of movable light shield plate action, described stator department is the hollow annular structure being wound with stator coil winding, described iron core portion includes shaft-like, axially inhale the dynamic iron core coordinating and static iron core with the concavo-convex conical surface, after light type conversion driving means energising, the dynamic iron core backward static iron core direction that is magnetized is inhaled dynamic, thus drive movable light shield plate, realize that light type converts.The utility model, by changing the forms of motion of light type conversion driving means, reduces electromagnetic actuation and the collision noise that can send when discharging；Avoid light shape to shake, improve the reliability of light type mapping device, meanwhile, eliminate the light type conversion issuable clamping stagnation of driving means and inefficacy, provide the user safer, comfortable driving environment.
Description
Technical field
The utility model relates to a kind of car light rotary electromagnetic executing agency, and specifically, the utility model relates to one
For shearing light type conversion driving means and the light type transform method thereof of car light type converting means, the conversion of described light type drives
Device and light type transform method thereof are used for driving the shadow shield of car light type converting means to swing, thus, it is achieved light type converts, fall
The collision noise that can send when low electromagnetic actuation and release, provides the user more comfortable driving environment.
Background technology
During driver drives vehicle, there will be the situation of meeting and climb and fall unavoidably.Particularly automobile is when night running, in opposite directions
And the reflection light on road surface can affect the vision of driver when the car bulb of row and climb and fall, if will result in too by force driver
Do not see road ahead, so needing driver to switch the distance-light of automobile in time, if switching is not in time, so that it may can cause
Traffic accident.Therefore, modern vehicle is widely used the light type conversion control that light type mapping device realizes automobile, electromagnetic actuator
(light type conversion driving means) is widely used in light type mapping device.Utilize the electromagnet absorption in electromagnetic actuator and return
The action of bullet can realize the switching of distance-light, and its action is more reliable.
Chinese utility model patent " a kind of far and near vehicle lamp switcher improvement " (utility model patent number:
ZL200720129230.3 Authorization Notice No.: CN201089421Y) disclose a kind of far and near vehicle lamp switcher improvement, wherein
Described fixing catch is located at the leading edge of reflector body, and described adjusting apparatus includes light type conversion driving means and active catch
Piece, described light type conversion driving means is provided with motion bar, uses and described active blade connects, described active blade
To be connected with described fixing catch with pin connected assembly, in order to by described pin connected assembly as the rotating shaft of active blade, institute
The active blade stated is the linking arm being extended with the described perpendicular shape of active blade body, uses and the conversion of described light type
The motion bar of driving means connects；By the light type of described adjusting apparatus conversion driving means is located at the side of reflector body
Limit, and by pin connected assembly as the rotating shaft of described active blade, make described light type conversion driving means capable of reducing power consumption
Amount, helps and is reducing the described produced heat energy of light type conversion driving means itself, and reduce the amplitude of temperature rise.
Chinese utility model patent " the far and near lamp switching device of car headlamp " (utility model patent number:
ZL200920073422.6 Authorization Notice No.: CN201462690U) disclose a kind of far and near lamp switching for car headlamp
Device, it is mainly by fixing shadow shield, movable light shield plate, rotating shaft, rotating shaft spacing shim, electromagnet and sleeve member group
Become.The far and near lamp handoff functionality assembly of this utility model have simple in construction, be readily produced assembling, switching be swift in response, shading
The good feature of effect, can switch automobile long-and-short distant light more efficient, safely, improve the security travelling.
But, in actual applications, can send relatively during due to the electromagnetic actuation in existing electromagnetic actuator and release
Big collision noise, thus attract the complaint of some users.Under the overall situation increasingly emphasizing user's comfort now,
Noise when reducing electromagnetic actuator work just seems and is extremely necessary.Additionally, electromagnet can produce when adhesive and release
Raw stronger vibrations, also easily cause light shape to shake, and this vibrations also can cause the faults such as connection loosens, and affect light type and become
The reliability of converting mechanism.
In addition, the execution unit that light type conversion driving means converts as light type, carry very important effect.Light type
Conversion driving means unfailing performance it is critical that, in distance-light handoff procedure, light type conversion driving means any
Clamping stagnation all can bring huge risk to traffic safety with losing efficacy.
Utility model content
For overcoming the problems referred to above, the purpose of this utility model is, provide a kind of shearing light type conversion driving means and
Its light type transform method, described shearing light type conversion driving means and light type transform method thereof are used for driving car light type to convert
The shadow shield of device swings, thus, it is achieved light type converts, and the utility model is by changing the sports of light type conversion driving means
Formula, the collision noise that can send when reducing electromagnetic actuation and release；Avoid light shape to shake, improve the reliable of light type mapping device
Property, meanwhile, eliminate the light type conversion issuable clamping stagnation of driving means and inefficacy, provide the user safer, comfortable driving
Sail environment.
For solving above-mentioned technical problem, the technical scheme of a kind of shearing light type of the present utility model conversion driving means is such as
Under:
A kind of shearing light type conversion driving means, before being installed on lamp reflector, is used for driving car light type conversion dress
The movable light shield plate put swings, it is characterised in that:
Described shearing light type conversion driving means includes stator department and is movably arranged in stator bore, drives movable screening
The iron core portion of tabula rasa action,
Described stator department is the hollow annular structure being wound with stator coil winding,
Described iron core portion includes dynamic iron core and static iron core, described iron core portion shaft-like, axially inhale cooperation with the concavo-convex conical surface
Dynamic iron core and the suction of static iron core move the place of cooperation and be formed as convex cone face, the static iron core in described iron core portion is dynamic with the suction of dynamic iron core to be coordinated
Place is formed as concave cone face, and dynamic iron core core has the hollow core that drive rod runs through static iron core movably, connects and drives movably
Shadow shield,
After light type conversion driving means energising, the dynamic iron core backward static iron core direction that is magnetized is inhaled dynamic, thus drives movable
Shadow shield, it is achieved light type converts.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that described iron core portion
Dynamic and static iron core is formed with plane position limiting structure axially inhaling the periphery joint after coordinating with the concavo-convex conical surface, meanwhile, described
The dynamic and static iron core in iron core portion is inhaled and is provided with gap between the dynamic concavo-convex conical surface coordinating.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that described iron core portion
The tapering of the concavo-convex conical surface of dynamic and static iron core is 10-50 ° of scope.
Preferably, the tapering of the concavo-convex conical surface of the dynamic and static iron core in described iron core portion is 25-35 ° of scope.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that described iron core portion
The cone angle tolerance of dynamic iron core takes tolerance, i.e. design load (+0.5 °/0 °), the cone angle tolerance of the static iron core in described iron core portion takes off
Tolerance design value is 30 ° (0 °/-0.5 °).
This is because, due to two conical surfaces between have gap to design, in order to avoid the locked situation of the conical surface completely, for two cones
The requirement of face angle is that the cone angle tolerance of static iron core takes off tolerance；The cone angle tolerance of dynamic iron core takes tolerance.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that be arranged at described iron
Gap between the concavo-convex conical surface of the dynamic and static iron core of core is 0.1-1mm.
Preferably, the gap between the concavo-convex conical surface of the dynamic and static iron core in described iron core portion is 0.1-0.5mm.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that described iron core portion
The drive rod of dynamic iron core core is tapered rod, and tapered rod is outside equipped with volute spring, and tapering is 1-5 °.
Preferably, the tapering of the volute spring arranging outside the tapered rod in described iron core portion and tapered rod is 1 °.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that described stator coil
Umber of turn: 800-2000, copper factor more than 95%, described stator coil winding wire diameter is at 0.14-0.35mm.
Preferably, the preferred number of turn of described stator coil is 1400 ± 50 circles, and coil windings line footpath is 0.18～0.3mm.
Convert driving means according to the shearing light type of one described in the utility model, it is characterised in that described iron core portion
Dynamic iron core core stroke is 3～9mm, and movable light shield plate hunting range is 25～75.
Preferably, the dynamic iron core core stroke in described iron core portion is 5-7mm, movable light shield plate hunting range is 55～
65゜。
According to the shearing light type of one described in the utility model convert driving means, its principle is as follows: when coil electricity with
After, a field circuit will be produced inside light type conversion driving means.After dynamic iron core magnetization, it will inhale with static iron core
Draw, produce electromagnetic force.After electromagnetic force overcomes the elastic force of spring, stainless steel push rod will stretch out and reach operating position.
After coil blackout, dynamic iron core returns to initial position under spring force.
Whole light type conversion driving means light type conversion process relates only to light type conversion driving means and shadow shield two
Parts, therefore be a primary transmission structure；
After light type conversion driving means energising, push rod stretches out, and drives shadow shield to rotate around the shaft, completes light type transformed
Journey；
In this light type mapped structure, being specifically designed lining, this parts can make the stainless steel top of light type conversion driving means
Bar can make light type conversion process smooth and easy, without clamping stagnation in light type conversion process.
The light type transform method of a kind of shearing light type of the present utility model conversion driving means is as follows:
Shearing light type conversion driving means includes stator department and is movably arranged in stator bore, drives movable light shield plate
The iron core portion of action,
Described stator department is the annular being wound with stator coil winding,
Described iron core portion includes dynamic iron core and static iron core shaft-like, axially inhale cooperation with the concavo-convex conical surface, when light type conversion
After driving means energising, the dynamic iron core backward static iron core direction that is magnetized is inhaled dynamic, thus drives movable light shield plate, it is achieved light type becomes
Change.
Convert driving means according to light type described in the utility model and light type transform method is used for driving car light type to become
The shadow shield of changing device swings, thus, it is achieved light type converts, the collision noise that can send when reducing electromagnetic actuation and release,
Provide the user more comfortable driving environment.
Brief description
Fig. 1 is the state signal using a kind of shearing light type of the present utility model conversion driving means to implement the first light type
Figure；
Fig. 2 is that the state using a kind of shearing light type of the present utility model conversion driving means to transform to the second light type is shown
It is intended to；
Fig. 3 A, CONTACT WITH FRICTION light type that may be present conversion driving means when B, C are to use iron core conical surface positioning respectively
Clamping stagnation schematic diagram；
Fig. 4 is the dynamic iron core schematic perspective view of a kind of shearing light type of the present utility model conversion driving means；
Fig. 5 is the static iron core schematic perspective view of a kind of shearing light type of the present utility model conversion driving means；
Fig. 6 is that one of the present utility model shearing light type conversion driving means uses the signal of sound iron core limit method
Figure；
Fig. 7 is one of the present utility model shearing light type conversion driving means principle schematic one；
Fig. 8 is one of the present utility model shearing light type conversion driving means principle schematic two；
Fig. 9 is the movable light shield plate schematic diagram one of a kind of shearing light type of the present utility model conversion driving means；
Figure 10 is the movable light shield plate schematic diagram two of a kind of shearing light type of the present utility model conversion driving means；
Figure 11 is the use view of a kind of shearing light type of the present utility model conversion driving means.
Figure 12 spring schematic diagram.
In figure: 1 is fixing shadow shield, and 2 is movable light shield plate, and 3 is rotary shaft, and 4 is rotating shaft spacing shim, and 5 is shearing
Light type converts driving means, and 5-1 is drive rod L-type structure, and 6 is lining, and 7 is drive rod, and 2-1 is the groove knot of movable light shield plate
Structure, 2-2 is the positioning hole on movable light shield plate 2, and 6-2 is the boss of lining, and 6-3 is the centre bore of lining boss 6-2.
8 is stator department, and 9 is iron core portion, 10,11 respectively shaft-like, axially inhale with the concavo-convex conical surface cooperation dynamic iron core and
Static iron core, 13 is spring.
Detailed description of the invention
For better understanding of technique scheme of the present utility model, carry out with embodiment below in conjunction with the accompanying drawings to this
Utility model describes in detail further.
Embodiment
A kind of shearing light type conversion driving means, is installed on car light main body (speculum) front, is used for driving car light type
The movable light shield plate of converting means swings, and shearing light type conversion driving means includes stator department and is movably arranged in stator core
Portion, the iron core portion driving movable light shield plate action, described stator department is the annular being wound with stator coil winding.Described iron core portion wraps
Include dynamic iron core and static iron core shaft-like, axially inhale cooperation with the concavo-convex conical surface, the dynamic iron core in described iron core portion and the company of static iron core
The place of connecing is formed as convex cone face, and core has drive rod to run through static iron core core movably, connects and drives movable light shield plate, described
The static iron core in iron core portion is formed as concave cone face with the junction of dynamic iron core.
After light type conversion driving means energising, the dynamic iron core backward static iron core direction that is magnetized is inhaled dynamic, thus drives movable
Shadow shield, it is achieved light type converts.
According to the present embodiment, periphery after axially inhaling cooperation with the concavo-convex conical surface for the dynamic and static iron core in described iron core portion connects
It is formed with plane position limiting structure at conjunction, meanwhile, between the concavo-convex conical surface of the dynamic and static iron core in described iron core portion, be provided with gap.
The dynamic core dimensions in described iron core portion is: external diameter 7.8-8mmmm, long 19-20mm, drive rod diameter 2mm, with quiet iron
Core joint length: 4-5mm, tapering: 30 °+0-0.5 °,
The static iron core in described iron core portion is a size of: external diameter 9mmmm, long 21.5mm, and dynamic iron core joint length: 4-5mm,
Tapering: 30 °-0-0.5 °, hollow core forms the staged core that aperture is respectively 4mm and 2mm.
According to the present embodiment, the tapering of the concavo-convex conical surface of the dynamic and static iron core in described iron core portion is 30-35 ° of scope.
It is partly a conical surface owing to sound iron core is harmonious, if so both limit method designs are unreasonable, such as depended on
Position the clamping stagnation sometimes resulting in light type conversion driving means by the conical surface, thus cause the inefficacy that whole light type converts.
In addition, dynamic and static core design become to be dependent on two conical surfaces carry out inhaling dynamic after positioning, then the uniformity of tapering,
The factors such as the roughness on conical surface surface, after all causing the mutual adhesive of sound iron core, it is impossible to smooth resilience, can protect under extreme case
Holding cannot return in attracted position.To this end, in view of the unreliability of conical surface positioning, the sound iron core designed by the utility model
Limit method makes to have left certain gap between two conical surfaces, and thus, can evade adhesive cannot the failure risk of resilience.
The cone angle tolerance of the dynamic iron core in described iron core portion takes tolerance, and the cone angle tolerance of the static iron core in described iron core portion takes off
Tolerance.Gap between the concavo-convex conical surface of the dynamic and static iron core in described iron core portion is 0.1-0.5mm.
In addition, the drive rod of the dynamic iron core core in described iron core portion is tapered rod, tapered rod is outside equipped with volute spring, its
Tapering be 1-2 ° of tapered section length be 4-7mm.
The preferred number of turn of described stator coil is 1400 ± 50 circles, and coil windings line footpath is 0.18～0.3mm.
The dynamic iron core core stroke in described iron core portion is 5-7mm, and movable light shield plate hunting range is 55～65.
In addition, in the present embodiment, described drive rod 5-1 is axially extended, and the one end that is connected with sleeve member (6) bends in L
It after shape, is inserted directly into the endoporus of sleeve member 6, be connected with movable light shield plate 2.
Described movable light shield plate 2 is provided with fixed installation hole, and rotary shaft 3 runs through described movable light shield plate 2 simultaneously and is provided with
Fixed installation hole and fixing shadow shield 1 on installing hole, two pieces of shadow shields are fixed at the two ends of rotary shaft 3 after riveted.
The outside of described sleeve member 6 has snap finger structure 6-1 of bending, and movable light shield plate 2 is provided with groove structure 2-
1, sleeve member 6 is direct to be obtained eye-splice mode by snap finger structure 6-1 and is fixed on movable light shield plate 2.
Described sleeve member 6 center also has a positioning boss 6-2, joins with the positioning hole 2-2 on movable light shield plate 2
Close, play the effect of positioning.
The center of described boss 6-2 separately has endoporus 6-3, drive rod L-type structure 5-1 be inserted directly therein complete with movably
The connection of shadow shield 2.
According to the present embodiment, this sleeve member can make light type conversion driving means stainless steel push rod can be transformed in light type
Cheng Zhong, can make light type conversion process smooth and easy, without clamping stagnation.
In addition, dynamic and static core design become to be dependent on two conical surfaces carry out inhaling dynamic after positioning, then the uniformity of tapering,
The factors such as the roughness on conical surface surface, after all causing the mutual adhesive of sound iron core, it is impossible to smooth resilience, can protect under extreme case
Holding cannot return in attracted position.To this end, in view of the unreliability of conical surface positioning, the sound iron core designed by the utility model
Limit method makes to have left certain gap between two conical surfaces, and thus, can evade adhesive cannot the failure risk of resilience.
Convert driving means according to light type described in the utility model and light type transform method is used for driving car light type to become
The shadow shield of changing device swings, thus, it is achieved light type converts, the collision noise that can send when reducing electromagnetic actuation and release,
Provide the user more comfortable driving environment.
Claims (9)
1. a shearing light type conversion driving means, before being installed on lamp reflector, is used for driving car light type converting means
Movable light shield plate swing, it is characterised in that:
Described shearing light type conversion driving means includes stator department and is movably arranged in stator bore, drives movable light shield plate
The iron core portion of action,
Described stator department is the hollow annular structure being wound with stator coil winding,
Described iron core portion includes dynamic iron core and static iron core shaft-like, axially inhale cooperation with the concavo-convex conical surface, and described iron core portion is moved
Iron core moves, with the suction of static iron core, the place of cooperation and is formed as convex cone face, and the static iron core in described iron core portion moves with the suction of dynamic iron core and coordinates place's shape
Become concave cone face, and dynamic iron core core has the hollow core that drive rod runs through static iron core movably, connects and drives movable light shield
Plate,
After light type conversion driving means energising, the dynamic iron core backward static iron core direction that is magnetized is inhaled dynamic, thus drives movable light shield
Plate, it is achieved light type converts.
2. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that described iron core portion dynamic and static
Periphery joint after axially inhaling cooperation with the concavo-convex conical surface for the iron core is formed with plane position limiting structure, meanwhile, at described iron core
The dynamic and static iron core in portion is inhaled and is provided with gap between the dynamic concavo-convex conical surface coordinating.
3. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that described iron core portion dynamic and static
The tapering of the concavo-convex conical surface of iron core is 10-50 ° of scope.
4. a kind of shearing light type conversion driving means as described in any one of claim 1-3, it is characterised in that described iron core portion
The cone angle tolerance of dynamic iron core take tolerance, i.e. design load (+0.5 °/0 °), the cone angle tolerance of the static iron core in described iron core portion takes
Lower tolerance design value is 30 ° (0 °/-0.5 °).
5. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that be arranged at described iron core portion
Gap between the concavo-convex conical surface of dynamic and static iron core is 0.1-1mm.
6. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that the dynamic iron core in described iron core portion
The drive rod of core is tapered rod, and tapered rod is outside equipped with volute spring, and tapering is 1-5 °.
7. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that described stator coil winding turns
Number: 800-2000, copper factor more than 95%, described stator coil winding wire diameter is at 0.14-0.35mm.
8. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that the dynamic iron core in described iron core portion
Core stroke is 3～9mm, and movable light shield plate hunting range is 25～75.
9. a kind of shearing light type as claimed in claim 1 conversion driving means, it is characterised in that the drive rod of dynamic iron core core
Shearing light type conversion driving means external part be connected with sleeve member, described sleeve member with by around rotary shaft 3 freely
The movable light shield plate (2) rotating its angle of change matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620156743.2U CN205717037U (en) | 2016-03-01 | 2016-03-01 | A kind of shearing light type conversion driving means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620156743.2U CN205717037U (en) | 2016-03-01 | 2016-03-01 | A kind of shearing light type conversion driving means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205717037U true CN205717037U (en) | 2016-11-23 |
Family
ID=57335137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620156743.2U Active CN205717037U (en) | 2016-03-01 | 2016-03-01 | A kind of shearing light type conversion driving means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205717037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841098A (en) * | 2016-03-01 | 2016-08-10 | 上海小糸车灯有限公司 | Shear type light pattern transformation driving device and light pattern transformation method thereof |
-
2016
- 2016-03-01 CN CN201620156743.2U patent/CN205717037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841098A (en) * | 2016-03-01 | 2016-08-10 | 上海小糸车灯有限公司 | Shear type light pattern transformation driving device and light pattern transformation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205737196U (en) | A kind of electric motor type light type conversion driving means housing | |
| EP2894064B1 (en) | Rotary electromagnetic actuator and car lamp low beam and high beam switching device | |
| CN205717037U (en) | A kind of shearing light type conversion driving means | |
| CN103363449B (en) | Projection light module with adjustable shadow shield | |
| CN205610374U (en) | It alternaties iron core component for drive arrangement to inhale movable fit formula light type | |
| US20190061605A1 (en) | Light-type conversion driving device for car lamp light-type conversion device and conversion method therefor | |
| CN105644421B (en) | Movable light shield trigger structure is used in a kind of change of car light type instead | |
| CN105762961A (en) | Attract and match type light-shape transformation drive device iron core member and application thereof | |
| CN105841098A (en) | Shear type light pattern transformation driving device and light pattern transformation method thereof | |
| CN205592826U (en) | Light type transform drive arrangement's smooth type transform stop gear | |
| TW201242814A (en) | High beam and low beam control device for car lamp | |
| JP2014189047A (en) | Power generation method and power generation and recognition device of bicycle using the same | |
| US10386034B2 (en) | Rotary electromagnetic actuator and car lamp low beam and high beam light switching device | |
| JP2014189047A5 (en) | ||
| CN106218493A (en) | A kind of electric motor type light type converting means | |
| CN202216148U (en) | Automobile xenon lamp | |
| CN202728068U (en) | Rotary-type electromagnetic execution mechanism and low-beam and high-beam switchover device for car lamp | |
| CN208797698U (en) | A kind of light type transformation driving device magnet steel shaft | |
| TWI572118B (en) | Rotary electromagnetic solenoid | |
| CN205583866U (en) | Light type transform drive arrangement stator winding | |
| CN216897119U (en) | Car light electro-magnet that refraction is more concentrated | |
| CN105720708A (en) | Stator windings of lighting pattern conversion driving apparatus, winding method and application method for stator windings | |
| CN105650569A (en) | Light pattern conversion limiting mechanism of light pattern conversion drive device and light pattern conversion noise reduction method of light pattern conversion drive device | |
| CN219139671U (en) | Improved structure of electromagnetic brake | |
| CN203005221U (en) | Dimmer mechanism for resilient sheet type ring-shaped car light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd. Address before: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai |