JPH04135995A - Speed display device for bicycle - Google Patents
Speed display device for bicycleInfo
- Publication number
- JPH04135995A JPH04135995A JP2259194A JP25919490A JPH04135995A JP H04135995 A JPH04135995 A JP H04135995A JP 2259194 A JP2259194 A JP 2259194A JP 25919490 A JP25919490 A JP 25919490A JP H04135995 A JPH04135995 A JP H04135995A
- Authority
- JP
- Japan
- Prior art keywords
- detected
- detection means
- bicycle
- spoke
- frame
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 38
- 230000005389 magnetism Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
- B62J45/40—Sensor arrangements; Mounting thereof
- B62J45/42—Sensor arrangements; Mounting thereof characterised by mounting
- B62J45/423—Sensor arrangements; Mounting thereof characterised by mounting on or besides the wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
- B62J45/40—Sensor arrangements; Mounting thereof
- B62J45/41—Sensor arrangements; Mounting thereof characterised by the type of sensor
- B62J45/412—Speed sensors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Measurement Of Distances Traversed On The Ground (AREA)
Abstract
Description
【発明の詳細な説明】
（イ）産業上の利用分野
本発明は、自転車の車輪回転数を検知して走行速度を演
算しこれを表示する自転車用速度表示装置に関する。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a speed display device for a bicycle that detects the number of rotations of the wheels of a bicycle, calculates a running speed, and displays the same.
（ロ）従来の技術
従来、この種の速度表示装置は、第８図及び第９図に示
す如く、マグネット５１を内蔵したマグネットケース５
２に自転車の車輪のスポーク５３を通すための溝５４を
２ケ所設け、スポーク５３が交わったところでスポーク
５３を溝５４に各々通し、前記ケス５２に蓋５５をして
、固定ネジ５６によって締めつけることによって被検知
手段をスポーク５３に取り付けていた。そして車輪を取
り付けたフレームに前記被検知手段を検知する検知手段
を設け、検知信号により走行速度を演算し速度を表示し
ていた。(B) Prior art Conventionally, this type of speed display device has a magnetic case 51 with a built-in magnet 51, as shown in FIGS. 8 and 9.
2 is provided with two grooves 54 for passing the spokes 53 of a bicycle wheel, and where the spokes 53 intersect, the spokes 53 are passed through the grooves 54, and the case 52 is covered with a lid 55 and tightened with a fixing screw 56. The means to be detected was attached to the spokes 53 by. Then, a detection means for detecting the detected means is provided on the frame to which the wheels are attached, and the running speed is calculated based on the detection signal and the speed is displayed.
一般に、自転車の車種やメーカによってフレームとスポ
ークとの間隔は異なっているため、上記のような取り付
け方であれば、被検短手°段と検知手段との間隔がまち
まちで、被検知手段に内蔵されたマグネットからの磁気
を検知手段が読み取れないときが多々あり、走行速度に
誤差があるばかりでなく、走行速度が現れないときがあ
った。In general, the spacing between the frame and the spokes differs depending on the bicycle model and manufacturer, so if the mounting method is as described above, the spacing between the short means to be tested and the detection means will vary, and the There were many times when the detection means could not read the magnetic field from the built-in magnet, and not only was there an error in the running speed, but there were also times when the running speed did not appear.
（ハ）発明が解決しようとする課趙
本発明は、上記欠点に鑑みなされたもので、自転車の車
種やメーカなどによって種類が変わり、それに伴って車
輪を取り付けるフレームとスポー夕との間隔が変わって
も、正確に走行速度を測定することを課題とする。(C) Issues to be Solved by the Invention The present invention was developed in view of the above-mentioned drawbacks.The types of bicycles change depending on the model and manufacturer of the bicycle, and the distance between the frame to which the wheels are attached and the sports wheel changes accordingly. The goal is to accurately measure the traveling speed even when the vehicle is running.
（ニ）課題を解決するための手段
本発明は、自転車の車輪に取り付けられた被検知手段と
、前記車輪を支持したフレームに取り付けられ被検知手
段を検知する検知手段と、該検知手段の検知信号に基づ
き走行速度を演算して表示する表示部を内蔵したスピー
ドメータ本体とを備えたものにおいて、前記被検知手段
の取り付け位置を可変する可変手段を設けたことを特徴
とする。(d) Means for Solving the Problems The present invention provides a detection means attached to a wheel of a bicycle, a detection means attached to a frame supporting the wheel and detecting the detection means, and a detection means for detecting the detection means. The speedometer body includes a built-in display section that calculates and displays the running speed based on a signal, and is characterized by being provided with variable means for varying the mounting position of the detected means.
（ホ）作用
自転車の車輪を支持したフレームに検知手段を取り付け
、スポークに被検知手段を取り付ける。(E) Function: A detection means is attached to the frame supporting the wheel of the bicycle, and a detected means is attached to the spokes.
自転車の車輪の回転と共に被検知手段内のマグネットは
回転し、回転するマグネットにより検知手段は磁気を検
知し、スピードメータ本体で検知信号を受けて走行速度
を演算して走行速度を表示部に表示する。The magnet inside the detection means rotates as the bicycle wheel rotates, and the detection means detects the magnetism due to the rotating magnet.The speedometer body receives the detection signal, calculates the running speed, and displays the running speed on the display. do.
被検知手段をスポークに取り付ける際、自転車の車種や
メーカによって車輪を取り付けるフレームとスポークと
の間隔が異なっても、被検知手段の取り付け位置を可変
手段によって可変して、検知手段とマグネットとの間隔
が広すぎたり狭すぎた９することなく取り付けることが
できる。When attaching the detection means to the spokes, even if the distance between the wheel mounting frame and the spokes differs depending on the bicycle model and manufacturer, the mounting position of the detection means can be varied by the variable means, and the distance between the detection means and the magnet can be adjusted. It can be installed without being too wide or too narrow.
（へ）実施例
第１図乃至第４図は本発明の一実施例を示し、以下に詳
述する。(F) Embodiment FIGS. 1 to 4 show an embodiment of the present invention, which will be described in detail below.
１は略円筒状で先端部にマグネット２を内蔵した被検知
手段で、該被検知手段１の後端部には内部に雌ネジを設
けた取付部３が形成されており、該取付部３には後端部
先端より深い溝４と浅い溝５、即ち可変手段が該被検知
手段ｌの後端部から交差した状態で先端部に向かって切
り込んである。そして自転車のスポーク６に前記深い溝
４または前記浅い溝５を差し込み、取付部３の雌ネジに
後端部より雄ネジ７を螺合させることによって前記被検
知手段ｌをスポーク６に固定することができる。Reference numeral 1 denotes a detected means having a substantially cylindrical shape and a built-in magnet 2 at its tip.A mounting portion 3 having a female thread provided inside is formed at the rear end of the detected means 1. A groove 4 which is deeper than the tip of the rear end portion and a groove 5 which is shallower than the tip of the detection means 1, that is, a variable means are cut from the rear end portion of the detected means l in an intersecting state toward the tip portion. Then, the deep groove 4 or the shallow groove 5 is inserted into the spoke 6 of the bicycle, and the male screw 7 is screwed into the female screw of the mounting part 3 from the rear end, thereby fixing the detection means l to the spoke 6. I can do it.
８は、第５図に示す如く、リードスイッチを内蔵し、車
輪９を取り付けているフレーム１ｏに取り付けられた検
知手段で、車輪９と共に回転する前記被検知手段１に内
蔵された前記マグネット２の磁気を検知する。As shown in FIG. 5, reference numeral 8 denotes a detection means that incorporates a reed switch and is attached to a frame 1o to which a wheel 9 is attached. Detects magnetism.
１１は検知手段８の検知信号をケーブル１２を介して入
力し、その信号を演算し、内蔵した表示部１３で自転車
の走行速度を表示するスピードメータ本体である。該ス
ピードメータ本体１１はブラケット１４によってハンド
ル１５に取り付けらている。Reference numeral 11 denotes a speedometer main body which inputs the detection signal of the detection means 8 via a cable 12, calculates the signal, and displays the running speed of the bicycle on a built-in display section 13. The speedometer body 11 is attached to a handle 15 by a bracket 14.
例えば、前記フレーム１ｏに取り付けた前記検知手段８
と前記スポーク６に取り付けた前記被検知手段１との間
隔が狭いときには、前記可変手段の一つである前記深い
溝４を前記スポーク６に′通して、前記被検知手段１を
固定する。For example, the detection means 8 attached to the frame 1o
When the distance between the sensing means 1 attached to the spoke 6 is narrow, the deep groove 4, which is one of the variable means, is passed through the spoke 6 to fix the sensing means 1.
また、前記検知手段８と前記被検知手段ｌとの間隔が広
いときには、前記可変手段の−っである前記浅い溝５を
前記スポーク６に通して、前記被検知手段１を固定する
。When the distance between the detecting means 8 and the detected means 1 is wide, the shallow grooves 5 of the variable means are passed through the spokes 6 to fix the detected means 1.
上記のように、被検知手段１の取り付け位置を溝４．５
によって可変することで、自転車の車種やメーカによっ
て車輪を取り付けるフレーム１０とスポーク６との間隔
が変わっても、被検知手段１の取り付け位置を可変手段
によって可変して、検知手段８とマグネット２との間隔
が広すぎたり狭すぎたりすることなく取り付けることが
できる。As mentioned above, the mounting position of the detected means 1 is set in the groove 4.5.
Even if the distance between the frame 10 to which the wheel is attached and the spokes 6 changes depending on the bicycle model or manufacturer, the mounting position of the detection means 1 can be varied by the variable means, and the distance between the detection means 8 and the magnet 2 can be changed by the variable means. They can be installed without being too wide or too narrow.
他の実施例について、第６図及び第７図に基づいて詳述
する。Other embodiments will be described in detail based on FIGS. 6 and 7.
１６は先端部にマグネッ）１８を内蔵し、後端部には雄
ネジを設けた取付部１７を有する被検知手段で、前記取
付部１７の後端部から先端部に向けて溝１９が形成され
ている。該被検知手段１６を自転車のスポーク６に取り
付ける場合、位置決めナツト２０を取付部１７に螺合さ
せることによって取り付け位置を決定し、次にスポーク
６に溝１９を差し込み、その次に固定ナツト２１を取付
部１７に螺合することによって被検知手段１６をスポー
ク６に固定する。Reference numeral 16 denotes a detection means having a built-in magnet 18 at the tip and a mounting section 17 with a male thread at the rear end, and a groove 19 is formed from the rear end of the mounting section 17 toward the tip. has been done. When attaching the detection means 16 to the spokes 6 of a bicycle, the attachment position is determined by screwing the positioning nut 20 into the attachment part 17, then inserting the groove 19 into the spoke 6, and then tightening the fixing nut 21. The detection means 16 is fixed to the spoke 6 by screwing into the mounting portion 17 .
ここでの可変手段は前記溝１９、前記位置決めナツト２
０、前記固定ナツト２１より構成される。The variable means here are the groove 19 and the positioning nut 2.
0, the fixing nut 21.
このように、被検知手段１６の取り付け位置を２つのナ
ツト２０．２１で位置決めし、固定することによって、
前述の実施例と同様に、自転車の車種やメーカによって
車輪９を取り付けるフレーム１０とスポーク６との間隔
が異なっても、被検知手段１６の取り付け位置を可変手
段によって可変して、検知手段８とマグネット１８との
間隔が広すぎたり狭すぎたりすることなく取り付けるこ
とができる。In this way, by positioning and fixing the mounting position of the detection means 16 with the two nuts 20 and 21,
Similarly to the above-described embodiment, even if the distance between the frame 10 to which the wheel 9 is attached and the spokes 6 differs depending on the bicycle model and manufacturer, the mounting position of the detection means 16 can be varied by the variable means, so that the detection means 8 and The magnet 18 can be attached without being too wide or too narrow.
（ト）発明の効果
以上の如く本発明によれば、被検知手段の位置を可変で
きるので、自転車の種類が変わり、フレームとスポーク
との間隔が変わっても、簡単に最適な位置に取り付けが
でき、正確に走行速度を測定することができる。(G) Effects of the Invention As described above, according to the present invention, the position of the detection means can be varied, so even if the type of bicycle changes or the distance between the frame and the spokes changes, it can be easily installed at the optimal position. It is possible to accurately measure the traveling speed.
第１図乃至第５図は本発明の一実施例を示し、第１図及
び第２図はスポークを深い溝に固定した場合の被検知手
段の側面図、第３図及び第４図はスポークを浅い溝に固
定した場合の被検知手段の側面図、第５図は自転車に速
度表示装置を装着した状態の全体斜視図、第６図及び第
７図は他の実施例を示し、第６図は被検知手段の側面断
面図、第７図は被検知手段の側面図、第８図及び第９図
は従来技術を示し、第８図は被検知手段をスポークに取
り付けた状態の側面図、第９図は被検知手段の上面断面
図である。
９ ・・車輪、１・・・被検知手段、１０・・フレーム
、８ ・・検知手段、１３ ・・表示部、１１
スピドメータ本体、４・・・深い溝、５ ・ 浅い溝、
１９・・溝、２１ ・固定ナツト。1 to 5 show one embodiment of the present invention, FIGS. 1 and 2 are side views of the sensing means when the spoke is fixed in a deep groove, and FIGS. 3 and 4 are the spokes. 5 is a perspective view of the entire bicycle with the speed display device attached to the bicycle; FIGS. 6 and 7 show other embodiments; The figure is a side sectional view of the detected means, FIG. 7 is a side view of the detected means, FIGS. 8 and 9 show the prior art, and FIG. 8 is a side view of the detected means attached to a spoke. , FIG. 9 is a top sectional view of the detection means. 9...Wheel, 1...Detected means, 10...Frame, 8...Detection means, 13...Display section, 11
Speedometer body, 4... deep groove, 5 - shallow groove,
19.Groove, 21.Fixing nut.
Claims (1)
記車輪を支持したフレームに取り付けられ被検知手段を
検知する検知手段と、該検知手段の検知信号に基づき走
行速度を演算して表示する表示部を内蔵したスピードメ
ータ本体とを備えたものにおいて、前記被検知手段の取
り付け位置を可変する可変手段を設けたことを特徴とす
る自転車用速度表示装置。(1) A detection means attached to a wheel of a bicycle, a detection means attached to a frame supporting the wheel and detecting the detection means, and a running speed calculated and displayed based on the detection signal of the detection means. What is claimed is: 1. A speed display device for a bicycle, comprising a speedometer body having a built-in display section, and further comprising variable means for varying the mounting position of the detected means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02259194A JP3118245B2 (en) | 1990-09-27 | 1990-09-27 | Bicycle speed display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02259194A JP3118245B2 (en) | 1990-09-27 | 1990-09-27 | Bicycle speed display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04135995A true JPH04135995A (en) | 1992-05-11 |
| JP3118245B2 JP3118245B2 (en) | 2000-12-18 |
Family
ID=17330685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP02259194A Expired - Fee Related JP3118245B2 (en) | 1990-09-27 | 1990-09-27 | Bicycle speed display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3118245B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1043177A2 (en) * | 1999-03-30 | 2000-10-11 | Shimano Inc. | Noise reduction device for bicycle spokes,especially useful as a magnetic device |
| US6957926B2 (en) | 2000-08-23 | 2005-10-25 | Cateye Co. Ltd. | Magnet mounting structure |
-
1990
- 1990-09-27 JP JP02259194A patent/JP3118245B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1043177A2 (en) * | 1999-03-30 | 2000-10-11 | Shimano Inc. | Noise reduction device for bicycle spokes,especially useful as a magnetic device |
| EP1043177A3 (en) * | 1999-03-30 | 2001-03-21 | Shimano Inc. | Noise reduction device for bicycle spokes,especially useful as a magnetic device |
| US6339323B1 (en) | 1999-03-30 | 2002-01-15 | Shimano Inc. | Noise reduction for a bicycle spoke, especially useful as a magnetic device |
| US6957926B2 (en) | 2000-08-23 | 2005-10-25 | Cateye Co. Ltd. | Magnet mounting structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3118245B2 (en) | 2000-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |