CN103573963A - Gear assembly and air conditioner with same - Google Patents
Gear assembly and air conditioner with same Download PDFInfo
- Publication number
- CN103573963A CN103573963A CN201210252444.5A CN201210252444A CN103573963A CN 103573963 A CN103573963 A CN 103573963A CN 201210252444 A CN201210252444 A CN 201210252444A CN 103573963 A CN103573963 A CN 103573963A
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- China
- Prior art keywords
- gear assembly
- trigger source
- gear
- air conditioner
- induction installation
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention is applicable to the technical field of household appliances and discloses a gear assembly and an air conditioner with the same. The gear assembly comprises at least one gear capable of rotating in the circumferential direction, a triggering source is fixedly arranged on the gear, and the gear assembly further comprises an induction device capable of perceiving speed and/or direction information of the triggering source, and the induction device and the triggering source are arranged at intervals oppositely. The air conditioner comprises the gear assembly. The gear assembly and the air conditioner utilize the triggering source and the induction device to perceive real-time speed information and direction information of the gear assembly, a driving motor can adjust control pulse according to the real-time direction and speed information of the gear assembly and fed back by the induction device, the gear assembly and a relevant rotating mechanism cannot lose control, an indoor unit of the air conditioner can run safely, product reliability is good, and users can use the air conditioner conveniently.
Description
Technical field
The invention belongs to an electro-technical field, relate in particular to a kind of gear assembly and there is the air conditioner of this gear assembly.
Background technique
At present, the gear assembly of air conditioner indoor machine is general to be adopted and has stepper motor that accurate step number controls or synchronous machine as the basic component that drive, wherein the feature of stepper motor is to rotate in strict accordance with the quantity of pulse signal, according to the rotation step number of prior setting, by main control chip, sends instruction generation control impuls and rotates.But when rotating mechanism is blocked in extraneous strength interference, also there is stall in stepper motor, and main control chip cannot judge whether rotating mechanism stall and running state occur, and the pulse signal of stepper motor is always at Driving Stepping Motor.
Because main control chip cannot be known the pivotal position that rotating mechanism is current, be easy to cause the position of gear assembly and rotating mechanism accurately to put in place, and then cause rotating mechanism out of control, badly influence user's use and the security of operation of air conditioner, poor reliability.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of gear assembly is provided and has there is the air conditioner of this gear assembly, it can avoid rotating mechanism out of control, can gear assembly and related rotation mechanism be driven accurately, be controlled, be convenient to user's use, and can avoid unexpected, and the safety of assurance equipment operation, reliability is high.
Technological scheme of the present invention is: a kind of gear assembly, comprise the gear that at least one can rotate in a circumferential direction, on described gear, be fixedly installed trigger source, described gear assembly also comprise can perception described in the speed of trigger source or/and the induction installation of azimuth information, spacing setting in opposite directions between described induction installation and described trigger source.
Preferably, described trigger source ringwise or equilateral polygon, coaxially arranges between described trigger source and described gear.
Particularly, on described gear, offer cavity, described trigger source is fixedly installed in described cavity.
Preferably, the cylindrical or equilateral polygon bodily form of described cavity.
Preferably, described trigger source is ring or the equilateral polygon bodily form, and its circular arc member by a plurality of sheets or sheet cuboid member form.
Preferably, described trigger source adopts magnetic material to make, described induction installation comprises the sense cell part can induction field changing, or, described trigger source employing luminescent material and not luminescent material are made, and described induction installation comprises that can respond to light intensity changes the sense cell part that maybe can receive and dispatch light signal; End face or the inner side surface spacing setting in opposite directions of described sense cell part and described trigger source.
Preferably, described trigger source comprises a plurality of N utmost point magnetic components and a plurality of S utmost point magnetic component, and described N utmost point magnetic component and S utmost point magnetic component are arranged alternately and are closed-loop path shape.
Further, between described trigger source and described gear, be fixedly installed magnetic conductive part.
Alternatively, described trigger source comprises a plurality of illuminated components and non-illuminated component, and described illuminated component and non-illuminated component are arranged alternately and are closed-loop path shape.
The present invention also provides a kind of air conditioner, and described air conditioner has above-mentioned gear assembly.
Gear assembly provided by the present invention and there is the air conditioner of this gear assembly, it is by the induction installation that is fixedly installed trigger source and is provided for perception trigger source state on gear, real-time speed information and azimuth information by above-mentioned trigger source and induction installation with perception gear assembly, the real-time orientation of the gear assembly that drive motor can feed back according to induction installation, velocity information is to adjust the control impuls of drive motor, gear assembly and related rotation mechanism can be not out of control, guarantee that air conditioner indoor machine can safe operation, product reliability is good, be convenient to user's use.
Accompanying drawing explanation
Fig. 1 is the perspective exploded view of the gear assembly that provides of the embodiment of the present invention;
Fig. 2 is the plan view of trigger source that the embodiment of the present invention the provides gear assembly while being ring;
Fig. 3 is the generalized section of A-A section in Fig. 2;
Fig. 4 is the plan view of the trigger source in Fig. 2;
Fig. 5 is the plan view of trigger source that the embodiment of the present invention the provides gear assembly while being equilateral polygon;
Fig. 6 is the plan view of the gear assembly that is provided with magnetic conductive part that provides of the embodiment of the present invention;
Fig. 7 is the generalized section of B-B section in Fig. 6;
Fig. 8 is trigger source in Fig. 6 and the plan view of magnetic conductive part;
Fig. 9 is the plan view of gear assembly when magnetic sheet is gapped in the trigger source that provides of the embodiment of the present invention;
Figure 10 is the generalized section of A-A section in Fig. 9;
Figure 11 is the plan view of the trigger source in Fig. 9;
Figure 12 is the plan view of the trigger source that provides of the embodiment of the present invention while adopting illuminated component and non-illuminated component;
Figure 13 is the plan view of the trigger source that provides of the embodiment of the present invention while adopting reflective member and non-reflective member;
Figure 14 is the schematic diagram of induction installation in the gear assembly that provides of the embodiment of the present invention;
Figure 15 is the schematic diagram of the induction installation of another structure in the gear assembly that provides of the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1 to 4, a kind of gear assembly that the embodiment of the present invention provides, comprise at least one gear that can rotate in a circumferential direction 1, on gear 1, be fixedly installed trigger source 2, said gear assembly also comprise can perception trigger source 2 speed or/and the induction installation 3 of azimuth information, induction installation 3 can be fixed on the correct position places such as support or pedestal, and gear 1 can rotate in a circumferential direction by relative induction device 3.Trigger source 2 can be fixed on gear 1, and it can trigger induction installation 3.When gear 1 motion, trigger source 2 is followed gear 1 and move together, and trigger source 2 and gear 1 can be always in relative static, therefore need only the state of monitoring trigger source 2, just can learn gear 1 and the state of the rotating mechanism that driven by gear assembly.
As shown in Figure 1 to 4, spacing setting in opposite directions between induction installation 3 and trigger source 2, induction installation 3 can be used as sensor, and it can respond to the motion state of trigger source 2, and trigger source 2 can make the speed of induction installation 3 perception trigger sources 2 or/and azimuth information.Like this, the information such as the rotational velocity of the gear 1 in gear assembly and the rotating mechanism being driven by gear assembly, pivotal position can be by induction installation 3 perception, the rotating mechanism that makes gear assembly and driven by gear assembly can accurately be driven by drive motor, and drive motor can be stepper motor or synchronous machine or actuating motor etc.Even if stall is occurred because accidental cause hinders for gear assembly or rotating mechanism, by above-mentioned trigger source 2 and induction installation 3, can know in time the required information such as angle, rotating speed, position, angular velocity of gear assembly and rotating mechanism.So that gear assembly and the rotating mechanism that driven by gear assembly are accurately controlled, avoid rotating mechanism out of control, can gear assembly and related rotation mechanism be driven accurately, be controlled, be convenient to user's use, and can avoid unexpected, and the safety of assurance equipment operation, reliability is high.
Understandably, gear assembly can comprise two or more gears 1, also can comprise a gear 1 and with the worm screw of this gear 1 engagement etc., gear assembly can be applicable to the fields such as household electric appliance, such as air conditioner indoor machine etc.In the present embodiment, by said gear component application in air conditioner indoor machine, to set forth beneficial effect of the present invention.
As shown in Figure 1 to 4, induction installation 3 can be in time by being fixed on trigger source 2 on gear 1, accurately, the relevant information such as pivotal position, rotational velocity of feedback gear 1 reliably, and then the azimuth information of the mechanism can perception being driven by gear assembly, the position of gear assembly and rotating mechanism etc. can accurately be located.In concrete application, induction installation 3 can be connected in main control chip, and main control chip can be controlled drive motor according to the feedback of induction installation 3, to avoid unexpected.Drive motor is control gear assembly and related rotation mechanism accurately, even if gear assembly or rotating mechanism are by stall, real-time speed information and azimuth information by above-mentioned trigger source 2 and induction installation 3 with perception gear assembly, the real-time orientation of the gear assembly that drive motor can feed back according to induction installation 3, velocity information are to adjust the control impuls of drive motor, gear assembly and related rotation mechanism can be not out of control, guarantee that air conditioner indoor machine can safe operation, product reliability is good, is convenient to user's use.
Particularly, as shown in Fig. 1～Fig. 5, the profile of trigger source 2 can be ringwise or other suitable shape such as equilateral polygon, between trigger source 2 and gear 1, can coaxially arrange, so that induction installation 3 can be monitored the information such as the speed, position of trigger source 2 reliably, and then can learn the information such as speed, position of gear 1.The profile of trigger source 2 is ring as shown in Figure 2; The profile of trigger source 2 is equilateral polygon as shown in Figure 5.
Particularly, as shown in Fig. 1～Fig. 5, offer cavity 11 on gear 1, trigger source 2 is fixedly installed in cavity 11, and like this, trigger source 2 can be embedded on gear 1, designs ingenious and compact structure.
Preferably, as shown in Figure 2 and Figure 5, cavity 11 can be cylindrical or the suitable shape such as the equilateral polygon bodily form.
Particularly, as shown in Fig. 1～Fig. 5, trigger source 2 is ring or the equilateral polygon bodily form, it can be comprised of the circular arc member of a plurality of sheets or the cuboid member of a plurality of sheets, the circular arc member of a plurality of sheets or the cuboid member of sheet successively end-to-end form closed-loop path shape, and closed-loop path can be ring or equilateral polygon etc.Certainly, trigger source 2 also can be comprised of along the circular arc member of the spaced sheet of closed-loop path direction or the cuboid member of sheet a plurality of.Between adjacent circular arc member or cuboid member, can there is certain gap, also can closely fit.
As shown in Fig. 1, Figure 14 and Figure 15, induction installation 3 comprises sense cell part 3a and signaling line 3b, and sense cell part 3a can maintain a certain distance with end face or the side of trigger source 2, and gear 1 can rotate swimmingly.
In concrete application, as shown in Figure 1 to 4, trigger source 2 can adopt magnetic material to make, induction installation 3 comprises the sense cell part 3a can induction field changing, the spacing setting in opposite directions of the end face of sense cell part 3a and trigger source 2 or inner side surface, gear 1 is in rotation process, and magnetic material can provide corresponding magnetic signal, so that information such as the speed of induction installation 3 monitoring gears 1 and positions.Induction installation 3 is energy sensor magnet change in polarity or flux change, also these variations can be converted into the components and parts of other types signal (electrical signal).
As a kind of embodiment, as shown in Figure 1 to 4, trigger source 2 can comprise a plurality of N utmost point magnetic component 2a and a plurality of S utmost point magnetic component 2b, N utmost point magnetic component 2a and S utmost point magnetic component 2b are arranged alternately and are closed-loop path shape, between the end face of described induction installation 3 and trigger source 2 or side, spatially maintain a certain distance, when gear 1 moves together with trigger source 2, described induction installation 3 and gear 1, between trigger source 2, produce relative movement, because induction installation 3 is in the magnetic field of trigger source 2, so changes of magnetic field that induction installation 3 brings in the time of sensing trigger source 2 motion, cause sense cell part 3a to produce corresponding signal, through signaling line, 3b is delivered to main control chip, in real time for main control chip provides angle, the signals such as speed.Through said process, described gear assembly often turns an angle, and just produces certain signal, realizes the feedback of gear 1 angle and speed.Certainly, understandably, also can adopt a plurality of N utmost point magnetic component 2a and/or a plurality of S utmost point magnetic component 2b along being circumferentially spaced setting, also can trigger by the variation in magnetic field induction installation 3.
Alternatively, as shown in Figure 2 and Figure 5, trigger source 2 can be ring or equilateral polygon.
Preferably, as shown in Figure 1 to 4, the cavity 11 of gear 1 can be cylindrical, and its radius is R, and cavity 11 bottoms are height H to the end face of gear 1, and in cavity 11, inlaying radius is the trigger source 2 of the ring of R, makes gear 1 and trigger source 2 form an integral body.In concrete application, a plurality of N, S utmost point magnetic component 2a, 2b can form a gapless integral body, so be to have formed the magnetic loop that the closed N utmost point, the S utmost point replace on R circumference at whole radius.Trigger source 2 is embedded on the cavity 11 of gear 1, and when gear 1 motion, trigger source 2 is followed gear 1 and moved together, trigger source 2 with gear 1 always in relative static.Trigger source 2 can be comprised of a plurality of circular arc magnetic components in the form of sheets, as shown in Fig. 9～Figure 11, whole trigger source 2 also can alternately be comprised of arc magnetic sheet 2c, the 2d of a plurality of N utmost points, S utmost point alternative arrangement, between adjacent arc magnetic sheet 2c, 2d, can have certain gap.
Or as shown in Figure 1 and Figure 5, the cavity 11 of gear 1 is equilateral polygon shape, correspondingly, the profile of trigger source 2 also can be equilateral polygon, to match with the shape of cavity 11.Trigger source 2 can be comprised of the magnetic component of a plurality of rectangular sheets, and whole trigger source 2 can alternately be comprised of the magnetic sheet of a plurality of N utmost points, S utmost point alternative arrangement, between adjacent arc magnetic sheet, can have certain gap, also can fit tightly.
Alternatively, as shown in Figure 6 to 8, between the trigger source 2 that gear 1 and employing magnetic material are made, can be fixedly installed magnetic conductive part 4, magnetic conductive part 4 can wait suitable shape in the form of a ring, to reduce the leakage field of trigger source 2.
Alternatively, as shown in Fig. 7～Figure 10, induction installation 3 can apart arrange with end face or the madial wall of trigger source 2.Sense cell part 3a in induction installation 3 can be set in parallel in the end of gear 1 and trigger source 2, also can be arranged in opposite directions the side-walls of trigger source 2 and parallel with the central shaft of trigger source 2.
Or, as shown in Figure 1 to 4, trigger source 2 also can adopt the illuminated component 5a that is arranged alternately and not illuminated component 5b make.Particularly, induction installation 3 comprises that can respond to light intensity changes the sense cell part 3a that maybe can receive and dispatch light signal; The spacing setting in opposite directions of the end face of sense cell part 3a and trigger source 2 or inner side surface.Gear 1 is in rotation process, and illuminated component 5a can provide corresponding optical signal, so that information such as the speed of induction installation 3 monitoring gears 1 and positions.The type of sense cell part 3a can be determined according to dissimilar trigger source 2.The material of gear 1 can be selected arbitrarily according to actual conditions.
Particularly, as shown in Fig. 1 and Figure 12, trigger source 2 can comprise a plurality of illuminated component 5a and non-illuminated component 5b, and illuminated component 5a and non-illuminated component 5b are arranged alternately and are closed-loop path shape.The device that induction installation 3 changes for responding to light source, it can be can perception light source to change or can transmitting illuminant and accept reflection source and change and this variation can be converted into the components and parts that other signal forms pass to main control chip, such as light sensor etc.
Alternatively, trigger source 2 can be ring or equilateral polygon.It can be comprised of illuminated component 5a and the non-illuminated component 5b of a plurality of arcs or rectangle sheet, between adjacent illuminated component 5a and non-illuminated component 5b, can have certain gap, also can fit tightly.
As shown in Fig. 1 and Figure 13, trigger source 2 can be the parts that comprise a plurality of reflective member 5c and non-reflective member 5d, and reflective member 5a and non-reflective member 5d are arranged alternately and are closed-loop path shape.The device that induction installation 3 changes for responding to light source, it can be can perception light source to change or can transmitting illuminant and accept reflection source and change and this variation can be converted into the components and parts that other signal forms pass to main control chip, such as light sensor etc.
Alternatively, induction installation 3 can apart arrange with end face or the madial wall of trigger source 2.As shown in Fig. 3 and Figure 14, the sense cell part 3a in induction installation 3 can be set in parallel in the end of gear 1 and trigger source 2, as shown in Fig. 7 and Figure 15, also can be arranged in opposite directions the side-walls of trigger source 2 and parallel with the central shaft of trigger source 2.
The embodiment of the present invention also provides a kind of air conditioner, and described air conditioner has above-mentioned gear assembly.By such design, the information such as pivotal position of the gear 1 in gear assembly and the rotating mechanism being driven by gear assembly can be by induction installation 3 perception, the rotating mechanism that makes gear assembly and driven by gear assembly can accurately be driven by stepper motor or synchronous machine or actuating motor etc., even if be there is stall because the reasons such as accident hinder in gear assembly or rotating mechanism, by above-mentioned trigger source 2 and induction installation 3, can know in time the required information such as angle, rotating speed, position, angular velocity of gear assembly and rotating mechanism.By the induction installation 3 of the inner installing speed of the gear 1 being connected with stepper motor or synchronous machine or angle, can by current detection position signal, speed or angle signal strictly according to the facts feed back to main control chip, main control chip and then can judge the operation conditions that obtains rotating mechanism, for the normal operation of rotating mechanism provides to detect, ensure, reliability is high.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace or improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a gear assembly, comprise the gear that at least one can rotate in a circumferential direction, it is characterized in that, on described gear, be fixedly installed trigger source, described gear assembly also comprise can perception described in the speed of trigger source or/and the induction installation of azimuth information, spacing setting in opposite directions between described induction installation and described trigger source.
2. gear assembly as claimed in claim 1, is characterized in that, described trigger source ringwise or equilateral polygon, coaxially arranges between described trigger source and described gear.
3. gear assembly as claimed in claim 1, is characterized in that, on described gear, offers cavity, and described trigger source is fixedly installed in described cavity.
4. gear assembly as claimed in claim 3, is characterized in that, the cylindrical or equilateral polygon bodily form of described cavity.
5. gear assembly as claimed in claim 1, is characterized in that, described trigger source is ring or the equilateral polygon bodily form, and its circular arc member by a plurality of sheets or sheet cuboid member form.
6. gear assembly as claimed in claim 5, it is characterized in that, described trigger source adopts magnetic material to make, described induction installation comprises the sense cell part can induction field changing, or, described trigger source employing luminescent material and not luminescent material are made, and described induction installation comprises that can respond to light intensity changes the sense cell part that maybe can receive and dispatch light signal; End face or the inner side surface spacing setting in opposite directions of described sense cell part and described trigger source.
7. the gear assembly as described in any one in claim 1 to 6, is characterized in that, described trigger source comprises a plurality of N utmost point magnetic components and a plurality of S utmost point magnetic component, and described N utmost point magnetic component and S utmost point magnetic component are arranged alternately and are closed-loop path shape.
8. gear assembly as claimed in claim 7, is characterized in that, between described trigger source and described gear, is fixedly installed magnetic conductive part.
9. the gear assembly as described in any one in claim 1 to 6, is characterized in that, described trigger source comprises a plurality of illuminated components and non-illuminated component, and described illuminated component and non-illuminated component are arranged alternately and are closed-loop path shape.
10. an air conditioner, is characterized in that, described air conditioner has gear assembly as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210252444.5A CN103573963A (en) | 2012-07-19 | 2012-07-19 | Gear assembly and air conditioner with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210252444.5A CN103573963A (en) | 2012-07-19 | 2012-07-19 | Gear assembly and air conditioner with same |
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| Publication Number | Publication Date |
|---|---|
| CN103573963A true CN103573963A (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210252444.5A Pending CN103573963A (en) | 2012-07-19 | 2012-07-19 | Gear assembly and air conditioner with same |
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Citations (8)
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| JPS6326534A (en) * | 1986-07-18 | 1988-02-04 | Honda Motor Co Ltd | Magnetic signal generating ring |
| US5900626A (en) * | 1996-04-30 | 1999-05-04 | Daewoo Electronics Co., Ltd. | Non-contact type mode sensing device for use in an electric appliance |
| WO2000040419A1 (en) * | 1999-01-07 | 2000-07-13 | Seiko Epson Corporation | Sensing mechanism, carriage monitor device, and printer comprising the same |
| JP2001004403A (en) * | 1999-06-18 | 2001-01-12 | Akebono Brake Ind Co Ltd | Rotation detecting sensor and electric brake using the sensor |
| CN1869596A (en) * | 2005-05-26 | 2006-11-29 | 株式会社电装 | Optical sensor |
| JP2006327254A (en) * | 2005-05-23 | 2006-12-07 | Tokyo Parts Ind Co Ltd | Position initialization method of electric actuator |
| CN101398290A (en) * | 2007-09-25 | 2009-04-01 | 杰克陈 | Angle measurement device |
| KR20120000751A (en) * | 2010-06-28 | 2012-01-04 | 현대자동차주식회사 | Steering torque and steering angle sensor |
-
2012
- 2012-07-19 CN CN201210252444.5A patent/CN103573963A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6326534A (en) * | 1986-07-18 | 1988-02-04 | Honda Motor Co Ltd | Magnetic signal generating ring |
| US5900626A (en) * | 1996-04-30 | 1999-05-04 | Daewoo Electronics Co., Ltd. | Non-contact type mode sensing device for use in an electric appliance |
| WO2000040419A1 (en) * | 1999-01-07 | 2000-07-13 | Seiko Epson Corporation | Sensing mechanism, carriage monitor device, and printer comprising the same |
| JP2001004403A (en) * | 1999-06-18 | 2001-01-12 | Akebono Brake Ind Co Ltd | Rotation detecting sensor and electric brake using the sensor |
| JP2006327254A (en) * | 2005-05-23 | 2006-12-07 | Tokyo Parts Ind Co Ltd | Position initialization method of electric actuator |
| CN1869596A (en) * | 2005-05-26 | 2006-11-29 | 株式会社电装 | Optical sensor |
| CN101398290A (en) * | 2007-09-25 | 2009-04-01 | 杰克陈 | Angle measurement device |
| KR20120000751A (en) * | 2010-06-28 | 2012-01-04 | 현대자동차주식회사 | Steering torque and steering angle sensor |
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Application publication date: 20140212 |
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