JPS5947850A - Device for acquiring information from rotating object and torque sensor - Google Patents
Device for acquiring information from rotating object and torque sensorInfo
- Publication number
- JPS5947850A JPS5947850A JP57158523A JP15852382A JPS5947850A JP S5947850 A JPS5947850 A JP S5947850A JP 57158523 A JP57158523 A JP 57158523A JP 15852382 A JP15852382 A JP 15852382A JP S5947850 A JPS5947850 A JP S5947850A
- Authority
- JP
- Japan
- Prior art keywords
- rotating object
- coil
- information
- electronic circuit
- coupled
- 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.)
- Pending
Links
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 102100033213 Teneurin-1 Human genes 0.000 claims 1
- 238000005452 bending Methods 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 230000005674 electromagnetic induction Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 108010063973 teneurin-1 Proteins 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/04—Arrangements for transmitting signals characterised by the use of a wireless electrical link using magnetically coupled devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
Description
【発明の詳細な説明】
不発明は回転物体内の回転中のトルク、ＥＥ力、温度等
の佇、報を非接触により必要に応じ連続的に取得できる
様に−「る−ｊｊＨにより、メーター等により表示する
小金可能とし、又この佇１幸１＜７もとに回転機器の自
動制御の制御タイミングの高確度化？計り、高効率化に
より機能の向上及び省エネ化ｔａする事７目的としたも
のである。[Detailed Description of the Invention] The present invention is to enable continuous acquisition of information on the appearance and information of rotating torque, EE force, temperature, etc. in a rotating object as needed without contact. It is possible to display small amounts of money by such methods, and the objective is to improve functionality and save energy by increasing the accuracy and efficiency of automatic control of rotating equipment. This is what I did.
こ１１寸での回転１幾器の動作状態の情報は、固定され
た部分から、＋４！得され、［「ｊ１転物体からの情報
取得はされておらず１（１転数、油圧全弁したトルク、
電圧、電流等により機器のすｈ報Ｙ ９４％るのが普通
であった。この為負荷が変動゛「る状態での使用例であ
る自動車での自動変速の変速タイミング、？Ｌ電動機の
変動負荷時の電力節減等では完壁とは言えず、省エイ・
面からも完全とは言えなかった。本発明の回転物体から
の情報数ｉ！Ｉ装置及びドルクセ／−リ−は、回転物体
（１）、に電磁波の発振か１ｊ打ｔｆ−！４：電ｒ回路
（２）、全積載し、これに温ｌ丸センーシー （４１，
１１カセ／・ザー（５）、特許請求の範囲、特許２記載
のトルクセンサすｆ３）、、等から得た、抵抗変化、コ
／ラー／リ 行；１：変化、コイルのインダクタンス変
化等による′Ｉ［シ気的１１″１報により、電磁波の周
波数変化、振巾変化等に変調し、これケ中生、・軸周囲
に設けた送信用アンテナ（６）、又は１．結合送ｆ、、
’ （ｔｉｌ＋コイル（Ｐ）、Ｃ結合送信側コンデンザ
−’ ”ｕ＜ （ｓ ）、秀（、誘導さ、これに対向す
る固定部（９）、に設りた受イハ用し・′ンテナ（１１
）、又は１．結合受信側コイル（１２）、Ｃ結合受信Ｉ
ＬＩＩＩコ／デンザー電極（１３）、等により結合し、
電磁波の伝達ケ行ない回転中の物体内の情報音非接触（
こより、連続的に取得できる様にしたもので、局にｌｌ
、＋ｆｉＮｌ請求の範囲、勃許２記載のトルクセンサー
（３）、との並用にＪ：り自動変速化された自動車の駆
動輪にかかるトルクｋ ｉｔ ｍ’ｌ ＊〜る」４によ
り可能な変速タイミングの適確化、電動機の断続的負荷
時の無角荷時の電力削減智には回転数情報と並用する事
にまり太＠な効果全発揮し、温度センサー（４）、との
組合せにより機器の安全性を高める事が可能で、圧力セ
ンサー（５）、との組合せでは自動車タイヤ等の空気圧
の監視全用能とし、デジタル表示等により運転者に表示
すると共（こ過少１１；１ｆに（ま音響等により瞥報を
発する１１も可能とｆｔ ’）、走行中のバンク（こよ
る危険に対−４−る安全性が確保できる。又各十ンザー
からの情報全電磁波の時分割化等（こより同ＩＩ斜こ変
調する一８Ｊ（もでき、回転物体からの多くの情報全同
時にｌＩる事も可能である。この様に回転物体内の情報
を連続的に得るｉにより機器の保安、自動化、安全性の
増大、省エネ化等に多大な効果ケ発揮するものである。The information on the operating status of the 1 rotation unit at this 11 inch is +4 from the fixed part! Information was not obtained from the j1 rolling object, and 1 (1 rotation, full hydraulic torque,
It was normal for the equipment to fail by 94% due to voltage, current, etc. For this reason, it cannot be said to be perfect in terms of automatic gear shifting timing in automobiles, which is an example of use when the load fluctuates, and power saving during fluctuating loads of L motors, and it is not possible to say that it is perfect for saving energy and saving energy.
I couldn't say it was perfect either. Number of information from the rotating object of the present invention i! The I device and Druxe/-Lee emit electromagnetic waves to the rotating object (1) or 1j hit tf-! 4: Electric r circuit (2), fully loaded, warm l round sense sea (41,
Resistance change obtained from the torque sensor f3) described in Patent 2, etc.; 1: Change, due to coil inductance change, etc. 'I [Shiki 11'' 1 report modulates the frequency change, amplitude change, etc. of the electromagnetic wave, and this is produced by the transmission antenna (6) installed around the axis, or 1. Combined transmission f, ,
' (til+coil (P), C-coupled transmitting side capacitor - 'u 11
), or 1. Coupled receiver coil (12), C-coupled receiver I
Combined by LIII co/denser electrode (13), etc.
Non-contact (non-contact) information sound inside rotating objects by transmitting electromagnetic waves
From this, it is possible to obtain it continuously, so that it can be obtained at the station.
,+fiNlClaims,In conjunction with the torque sensor (3) described in E.2 To ensure proper timing and reduce power consumption during intermittent loads on motors, the use of rotational speed information will bring out the full effect, and in combination with the temperature sensor (4), equipment In combination with the pressure sensor (5), it can be used to monitor the air pressure of automobile tires, etc., and display it to the driver on a digital display, etc. It is also possible to issue visual alerts by sound, etc. (ft'), ensuring safety against the dangers that may arise during driving.Also, time-sharing of all electromagnetic waves of information from each sensor, etc. It is also possible to obtain a lot of information from a rotating object all at the same time.In this way, by continuously obtaining information from a rotating object, equipment security can be improved. It has great effects on automation, increased safety, energy saving, etc.
第１図 回転物体からの情報取得装置
り結合による出力回路及びＬ結合による電源供給回路音
用いた場合の断面図。
第２図 回転物体からの情報取得装置。
Ｃ結合による出力回路及び固定さ力、た永久磁石、回転
物体に設けた発電コイルによる電源供給＋１１回路を用
いた場合の断面図。
第３図 ソレノイドコイルに出入りするダストコアーに
よるインダクタンス変化型の感知部金持″′）！・ルク
センサー。
Ａ、は正面図
Ｂ、は側面図
第４図 回転物体からの情報数イ（Ｉ装置の系統図。
Ｌ結合による出力回路及びＬ結合による電源供給１１す
路金持ち温度センサーケ用いて温度情報ｋ ＩＩＭり出
１−場合。
第５図 回転物体からの情報取得装置の系統図。
Ｃ結合による出力回路、及び固定された永久磁石、回転
物体に設けた発電コイルによる′電源供給回路全持ち、
圧力センサーにより圧力情報？取出す場合。
第６図 回転物体からの情報取得装置の系統図。
アンテナによる出力回路、ソレノイドコイルに出入り判
−るダストコアーによるインダクタンス変化型の感知ｔ
ｌｓｋ持つＩ・ルクセンサーによりトルク情報ｋｌ＆得
する場合。
第７図 回転物体からの情報取得装置の系統図。
Ｉ、結合による出力１１路及び特許請求の範囲、特許１
（３〕項記載の電源供給ｌａ路を用いバリアブルコンデ
ンザ−による容量変化型の感知部金持つトリクセンサー
によりトルク情報全取得する場合。
第８図 回転物体からの情報取得装置の系統図、。
バリアプルオームによる抵抗値変化型の感知部金持つｌ
・ルクセ／サーにより、トルク情報全取得する場合。
（出力、電源供給回路の記載は省略）
（１）は回転物体
（２）は電子回路
（３）はトルクセンサー
（４）は温度センサー
（５）は圧力センサー
（６）は送信用アンテナ
（７）はＬ結合送信側コイル
（８）はＣ結合送信側コンデンター電極（９）は固足部
（１０）は整流、安定化１「す路金持つ電（片部（１１
）は受１言アンテナ
（１２）はＬ結合受（ｇ側コイル
（１３）はＣ結合受信側コ／デンザ−電極（１４）は発
電コイル
（１５）は永久磁石
（１６）＋ま電源誘起コイル
（１７）は電源供給用コイル
（１８）は回転物体の入力側
（１９）は回転物体の出力側
（２０）はスプリング
（２１） （，１ルノイトコイル
（２２）ｆまダスＩ・コアー
（２：３１ｉ、ｔバリアプルコノテ／シ（２４） ｆ、
Ｉ−ノ・リアプルオーツ、（２５）は交流電源FIG. 1 is a cross-sectional view of an output circuit using an information acquisition device from a rotating object and a power supply circuit using L-coupling. Figure 2: Device for acquiring information from rotating objects. FIG. 3 is a cross-sectional view of a case in which a C-coupled output circuit, a fixed force, a permanent magnet, and a power supply +11 circuit using a power generation coil provided on a rotating object are used. Fig. 3: Inductance-variable sensing section by the dust core flowing in and out of the solenoid coil. Lux sensor. A is a front view, B is a side view. Figure. Output circuit by L-coupling and power supply by L-coupling. Temperature information K IIM output 1- using temperature sensor. Figure 5 System diagram of information acquisition device from rotating object. Output circuit by C-coupling. , and a complete power supply circuit using a fixed permanent magnet and a generating coil installed on a rotating object.
Pressure information from pressure sensor? When taking it out. Fig. 6 System diagram of a device for acquiring information from a rotating object. Output circuit by antenna, inductance change type sensing by dust core that goes in and out of solenoid coil
When obtaining torque information kl & by using an I-lux sensor with lsk. FIG. 7 System diagram of a device for acquiring information from a rotating object. I, 11 outputs by coupling and claims, Patent 1
A case where all torque information is acquired by a tricycle sensor having a capacitance change type sensing part using a variable condenser using the power supply path described in item (3). Fig. 8 Systematic diagram of a device for acquiring information from a rotating object. The sensing part has a variable resistance value using a barrier pull ohm.
- When acquiring all torque information using Luxe/Sar. (Description of output and power supply circuit is omitted) (1) is a rotating object (2) is an electronic circuit (3) is a torque sensor (4) is a temperature sensor (5) is a pressure sensor (6) is a transmitting antenna (7) ) is an L-coupled transmitting side coil (8) is a C-coupled transmitting side condenser electrode (9) is a fixed leg part (10) is a rectifier, and a stabilizing part (11
) is the receiver antenna (12) is the L-coupled receiver (the g-side coil (13) is the C-coupled receiver side/denser electrode (14) is the generator coil (15) is the permanent magnet (16) + power supply induction coil (17) is the power supply coil (18) is the input side of the rotating object (19) is the output side of the rotating object (20) is the spring (21) (, 1 Renoite coil (22) f Madas I core (2: 31i, tbariapulkonote/shi (24) f,
I-No Reapruoats, (25) is an AC power supply
Claims (1)
（１）に電磁波の発振が可能な電子回路（２）全積載し
、これにトルクセンサ−（３）、温度センサー（４）、
圧力センサー（５）、等から得た電気的情報音訓え、電
磁波の周波数変化、振ＩＪ変化等に変調し、これを中心
軸周囲；こ設けた、送信用アンテナ（６）、又はＬ結合
送信側コイル（７）、Ｃ結合送信側コンデンザー電極（
８）、等に導き、これに対向する固定部（９）に設けた
受信用アンテナ（１１）、又はＬ結合受信側コイル（１
２ｋＣ結合受信側コンデンザー電極（１３）、等により
結合し電磁波の伝達全行い、回転中の物体内の情報全非
接触により、連続的に取得できる様構成した回転物体か
らの情報取得装置。 ［２Ｊ回転物体（１）の周辺に発電コイル（１４）ｆｆ
ｉ設け、これに対向する固定部（９）、に永久磁石（１
５） 、’ｃおき、回転と共に発電コイル（１４）に誘
起する電力全回転物体（１）、に積載した電子回路（２
）、の電源と−４−る４）Ｋ構成した、特許請求の範囲
、特＃’ｒ１１１Ｊ項記載の１１中１シ、物体からの情
報取得装置。 〔３〕固定部（９）、に設けたＬ結合受信イ［１１コイ
ル（１２）、に回転物体（１）、から送信きれる周波数
とは異りｆこ周波数の高周波又は低周波を加え、これに
Ｌ結合によすＬ結合送信側コイル（７）、に誘起させ、
これに」：す得られる電力により回転物体（１）に積載
された電子回路（２１、の電源とする様構成した、特許
請求の範囲、特８ト［１〔１ｊ項記載の回転物体からの
情報取得装置°。 〔４〕回転物体（１）、にＩ−結合送イ６゛側コイル（
７）、とは別の例寺電源誘起コイル（１６Ｌ ケ中心す
ＱＩ＋周囲に設け、これに対向する固定部（９）、にも
同様な電諒供給用コイル（１７）、？１）り＆Ｊ、これ
に低周波、高周波等の交流電源（２５１ｋ加えるｑｌｉ
、 ｌこより、電磁誘導により電源誘起コイル（１６）
、に電力？誘起させ、これ金（ロ）転物体（１）、に積
載しｉ二電子回路（２）、の電源とする様構成した特許
請求の範囲、待Ｈ′Ｂ＋、１〕項記載の回転物体からの
情報取得装置。 （５〕回転物体全電動機の回転子とし、電子回路全積載
した場合、１−１１定子から発生する磁力線？、ＩＩ］
Ｊ転子に設けた発電コイル（こより拾い、誘起した電気
全電子回路の電源とする様構成した、特許請求の範囲特
許１〔１つ項記載の回転物体からの情報取得装置。 特ｔ′［２，ドルクセ／ザー ←１〕回転中の物体のトルク？連続的に計測する手金目
的としたもので、回転物体と入力ｇ（ｇ （１８１、と
出力１１Ｉｌｌ（１９）、に分割し、この間の回転力全
スブリ／グ（２０）、の伸縮、たわみ、がｉｉＪ能な状
態で結合し、これと並列に設りたソレノイ１ごコイル（
２１）、に出入り−「るダストコアー（２２）、バリア
ブルコ／テン−１カー（２：３）、・・す７゛ルオ−ｊ
、（２４）、等の感知部が）・ルク変ｆヒ番、−）心し
て人出ノ月１１１１間全結合するスプリングの伸糀１、
人−わみ、（、二より７１する角度差と共に作動し、イ
ンダクタンス変化、コ／ブン丈−容量変化、抵抗値変化
、等■電気的（ｉ’ｊ ”’：Ｉとして取り出す事によ
り、回転中の物体の１・Ａり全、−ＩＩ測できる様構成
したトルクセンサ 。 （，２，１入力端（１８）、と１１４力側（１９）、の
間葡スプリングのみの結合とはぜず、この間全月二電素
１′、ｈカ変化？抵抗変化、コンデンサー容量変化、吟
に変換する素子にＪ−り結合し、作動に要する運動：１
１．の減少て１，１す、入力端（１８）、から出力側（
１９）、（こ回転力て広原゛４−る間に便用されるスプ
リング（２０）、のだわみｉ、、： ｒす１１−４−る
タイムラグの減少全針る様構成しｆこ、！１、旨’Ｆ
ｉｔｌ’ｌ求の範囲、特許２〔１３項記載のトルクセン
サ−０ （３Ｊ入力端（１８）、と出カイ１ｉｌｌ （１９）、
とに分割−４−る事なく・この間ｋ）−シコンバーによ
る結合とし、この間のね１〕れにより人、出力側間に生
ずる角度差により特許請求の範囲、％ＦＦ２１．１〕項
記載のトルクセンサーと同様の動作全一「る様構成した
トルクセンサ−８[Claims] Special W111 Information acquisition device from a rotating object [1] The rotating object (1) is fully loaded with an electronic circuit (2) capable of oscillating electromagnetic waves, and is also equipped with a torque sensor (3) and a temperature sensor. (4),
The electrical information obtained from the pressure sensor (5), etc. is modulated into sound, electromagnetic wave frequency changes, vibration IJ changes, etc., and is transmitted around the central axis using a transmitting antenna (6) or L-coupled transmitter. side coil (7), C-coupled transmitting side capacitor electrode (
8), etc., and the receiving antenna (11) provided on the fixed part (9) facing this, or the L-coupled receiving side coil (1
A device for acquiring information from a rotating object configured to be able to continuously acquire information within the rotating object by connecting it with a 2kC coupled receiving side condenser electrode (13), etc., transmitting all electromagnetic waves, and completely non-contacting the information inside the rotating object. [2J Generating coil (14) ff around the rotating object (1)
A permanent magnet (1
5) At every 'c, electric power is induced in the generator coil (14) as it rotates.The electronic circuit (2) loaded on the fully rotating object (1)
1 out of 11, an apparatus for acquiring information from an object, configured with a power source of -4-4)K. [3] Add a high or low frequency wave to the fixed part (9), which is different from the frequency that can be transmitted from the rotating object (1), to the coil (12). is induced in the L-coupled transmitting coil (7),
"This": The electric power obtained from the rotating object described in Claim 8, Patent No. Information acquisition device °. [4] Rotating object (1), I-coupled feeder 6゛ side coil (
7), another power supply induction coil (16L) is installed around the center QI+, and the fixed part (9) facing it is also equipped with a similar power supply coil (17), ?1). , and AC power sources such as low frequency and high frequency (add 251k qli
, From this, the power supply induction coil (16) is generated by electromagnetic induction.
, power to? From the rotating object described in claim H'B+, 1], which is configured to be induced and loaded on the metal rolling object (1) and used as a power source for the i2 electronic circuit (2). information acquisition device. (5) When a rotating object is the rotor of a fully electric motor and all electronic circuits are loaded, what are the lines of magnetic force generated from the 1-11 constant?, II]
A device for acquiring information from a rotating object as described in claim 1 [1], which is configured to pick up electricity from a power generating coil (collected from the J trochanter) and use it as a power source for an induced electric and electronic circuit. 2, Dorkse/Ser←1] Torque of a rotating object?It is intended for continuous measurement, and is divided into the rotating object and input g (g (181, and output 11Ill (19), and during this period The rotational force of the total rotational force of the sublime/g (20) is combined in such a way that it can expand, contract, and deflect, and the solenoid 1 coil (
21), entering and exiting - Ru Dust Core (22), Variable Co/Ten-1 Car (2:3), ... Su7゛ Luo-j
, (24), etc., the spring extension 1 is fully connected between the 1111 and 1111 sensing parts of)
It operates with the angular difference between two and 71, changes in inductance, changes in capacitance, changes in resistance, etc. electrically (i'j '': by taking it out as I Torque sensor configured to be able to measure 1, A, -II of the object inside. , during this period, two electric elements 1', h change in resistance, change in capacitor capacity, J-coupling to the element that converts into gin, movement required for operation: 1
1. decreases by 1,1, from the input end (18) to the output end (
19) (The rotational force of the spring (20), which is conveniently used during Hirohara's rotation, is designed to reduce the time lag caused by ,!1, Um'F
Itl'l required range, patent 2 [torque sensor described in item 13-0 (3J input end (18), and output 1ill (19),
Divide into -4- Without k) - Connection by a Sicon bar, and due to the angular difference between the person and the output side due to the bending between this k) and the torque described in Claims, %FF21.1]. Torque sensor-8 configured to operate in the same way as the sensor
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57158523A JPS5947850A (en) | 1982-09-11 | 1982-09-11 | Device for acquiring information from rotating object and torque sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57158523A JPS5947850A (en) | 1982-09-11 | 1982-09-11 | Device for acquiring information from rotating object and torque sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5947850A true JPS5947850A (en) | 1984-03-17 |
Family
ID=15673594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57158523A Pending JPS5947850A (en) | 1982-09-11 | 1982-09-11 | Device for acquiring information from rotating object and torque sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5947850A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04106337U (en) * | 1991-02-22 | 1992-09-14 | 高砂工業株式会社 | Sagger pot for firing ceramic products |
-
1982
- 1982-09-11 JP JP57158523A patent/JPS5947850A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04106337U (en) * | 1991-02-22 | 1992-09-14 | 高砂工業株式会社 | Sagger pot for firing ceramic products |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20080303513A1 (en) | Wireless active wheel speed sensor | |
| CN103790927B (en) | With can the transmission shaft of real time on-line monitoring torquer | |
| US7205759B2 (en) | Apparatus and method for determining an engine speed | |
| US20030062994A1 (en) | Monitoring of a tire by acceleration measurement | |
| CN204586699U (en) | Automotive wheel radar | |
| GB1505130A (en) | Systems for detecting information in an artificial cardiac pacemaker | |
| CN104757725B (en) | Intelligent waistband | |
| US9482686B2 (en) | Aircraft wheel speed sensor | |
| WO2005043264A3 (en) | A wireless tire pressure and/or wheel speed sensing system for aircraft | |
| CN202274924U (en) | Four-channel vibration monitoring and protection device | |
| CN103398810A (en) | Non-contact torque and power measuring device and method | |
| US4354190A (en) | Rotor measurement system using reflected load transmission | |
| CN102782458B (en) | There is the shaft current sensor device of energy converter | |
| JPH08145824A (en) | Device for recognizing transition of force applied on crank during periodic pushing motion of bicycle | |
| US7646195B2 (en) | Apparatus and method for sensing rotation of a wheel | |
| JP2000278923A (en) | Generator for tire installation and tire sensor module | |
| US4444064A (en) | Electromagnetic torque measuring instrumentation for a rotating shaft | |
| CN104655340B (en) | Torque sensor module based on wireless power supplying and wireless signal transmission | |
| EP2881745B1 (en) | Inductive rotational speed sensors | |
| JPS5947850A (en) | Device for acquiring information from rotating object and torque sensor | |
| US4586374A (en) | Procedure and means for wireless measurement of the speed of small craft such as a surfboard or a boat | |
| CN203730531U (en) | Transmission shaft provided with device capable of performing on-line monitoring on torque in real time | |
| JP2006204042A (en) | Sensor module | |
| SI21580A (en) | Integrated circuit for power meters | |
| CN108759957A (en) | A kind of combustible gas metering arrangement based on no magnetic technology |