JP2001174356A - Tire air pressure sensor - Google Patents
Tire air pressure sensorInfo
- Publication number
- JP2001174356A JP2001174356A JP36046099A JP36046099A JP2001174356A JP 2001174356 A JP2001174356 A JP 2001174356A JP 36046099 A JP36046099 A JP 36046099A JP 36046099 A JP36046099 A JP 36046099A JP 2001174356 A JP2001174356 A JP 2001174356A
- Authority
- JP
- Japan
- Prior art keywords
- tire
- pressure sensor
- valve
- snap
- air pressure
- 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.)
- Ceased
Links
- 238000009423 ventilation Methods 0.000 claims description 13
- 239000013013 elastic material Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0491—Constructional details of means for attaching the control device
- B60C23/0494—Valve stem attachments positioned inside the tyre chamber
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、自動車用タイヤ空
気圧の適否を車室側で確認できるタイヤ空気圧センサー
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tire pressure sensor capable of confirming whether a vehicle tire pressure is appropriate or not on a vehicle cabin side.
【０００２】[0002]
【従来の技術】従来のタイヤ空気圧センサーは、図４に
示すように、タイヤに空気を入れるためのクランプイン
タイヤバルブ１４と一体成形されたケース７内に空気圧
を検出する検圧素子１や当該検圧素子１の情報を送信す
る電波発信機２等が収納されており、タイヤホイール８
とは、ナット９によりねじ締め固定されていた。2. Description of the Related Art As shown in FIG. 4, a conventional tire pressure sensor includes a pressure detecting element 1 for detecting air pressure in a case 7 integrally formed with a clamp-in tire valve 14 for introducing air into a tire. A radio transmitter 2 for transmitting information of the pressure sensing element 1 and the like are housed therein, and the tire wheel 8
Was fixed by a nut 9 with screws.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、ねじ締
めによる固定は、装着に時間がかかるという問題があっ
た。However, fixing by screwing has a problem that it takes a long time to mount.
【０００４】本発明は、上記のような問題点を解決する
ためになされたもので、タイヤ空気圧センサーのタイヤ
への装着をより簡便に行おうとするものである。The present invention has been made to solve the above problems, and is intended to make it easier to mount a tire pressure sensor on a tire.
【０００５】[0005]
【課題を解決するための手段】本発明の空気圧警報装置
は、ゴム等の弾性体からなるスナップインタイヤバルブ
の通気穴に電波発信機等を格納するケースを圧入固定す
ることにより、タイヤへの装着を簡便にしたタイヤ空気
圧センサーを提供するものである。The pneumatic alarm system of the present invention is characterized in that a case for accommodating a radio wave transmitter or the like is press-fitted and fixed in a ventilation hole of a snap-in tire valve made of an elastic material such as rubber, so that the tire can be mounted on the tire. An object of the present invention is to provide a tire pressure sensor that is easily mounted.
【０００６】すなわち、第１の発明は、タイヤの空気圧
を検出する検圧素子１と当該検圧素子１の情報を送信す
る電波発信機２等を格納するケース３に通気部４を有す
る突起状の嵌合部５を設け、当該嵌合部５をゴム等の弾
性体からなるスナップインタイヤバルブ６の通気穴１０
に圧入して保持すべく構成したタイヤ空気圧センサーで
ある。That is, the first aspect of the present invention is a projection-like structure having a ventilation portion 4 in a case 3 for storing a pressure detecting element 1 for detecting tire air pressure, a radio wave transmitter 2 for transmitting information of the pressure detecting element 1, and the like. Of the snap-in tire valve 6 made of an elastic material such as rubber.
This is a tire pressure sensor configured to be pressed into and held in a tire.
【０００７】また、第２の発明は、前記の嵌合部５の通
気部４には、導電性の筒状カラー１２がインサート成形
され、該カラー１２の上端部をバルブステム１１の下端
部に当接させることによりバルブステム１１をアンテナ
用導体として構成させたことを特徴とする請求項１記載
のタイヤ空気圧センサーである。According to a second aspect of the present invention, a conductive tubular collar 12 is insert-molded in the ventilation portion 4 of the fitting portion 5, and an upper end of the collar 12 is attached to a lower end of the valve stem 11. The tire pressure sensor according to claim 1, wherein the valve stem (11) is configured as an antenna conductor by being brought into contact with the tire.
【０００８】[0008]
【発明の実施の形態】以下、本発明の実施例を図面に基
づいて説明する。図１は、本考案のタイヤ空気圧センサ
ーの一部断面外観斜視図で、タイヤの空気圧を検出する
検圧素子１と当該検圧素子１の情報を送信する電波発信
機２等を格納するケース３に通気部４を有する突起状の
嵌合部５を設け、当該突起５をタイヤホイール８に装着
されたゴム等の弾性体からなるスナップインバルブ６の
通気穴１０に圧入して保持すべく構成されている。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view, partially in section, of the tire pressure sensor of the present invention, and a case 3 for storing a pressure sensing element 1 for detecting tire pressure and a radio wave transmitter 2 for transmitting information of the pressure sensing element 1 and the like. A protrusion-shaped fitting portion 5 having a ventilation portion 4 is provided, and the projection 5 is press-fitted and held in a ventilation hole 10 of a snap-in valve 6 made of an elastic material such as rubber mounted on a tire wheel 8. Have been.
【０００９】また、前記の嵌合部５の通気部４には、導
電性の筒状カラー１２がインサート成形されている。な
お、この導電性の筒状カラー１２は、バルブステム１１
をアンテナとして構成させる時に必要とするものであ
り、ケース３内にアンテナを設けるような場合は必ずし
も必要とするものではない。A conductive tubular collar 12 is insert-molded in the ventilation section 4 of the fitting section 5. Note that this conductive tubular collar 12 is attached to the valve stem 11.
Is required when the antenna is configured as an antenna, and is not always necessary when an antenna is provided in the case 3.
【００１０】図２は、本発明のタイヤ空気圧センサーが
スナップインタイヤバルブ６に組み付けられる前の状態
を示す外観斜視図で、タイヤ空気圧センサーのケース３
に設けられた通気部４を有する突起状の嵌合部５は、ス
ナップインタイヤバルブ６の通気穴１０に圧入固定可能
なように設計されている。図中、１１は、バルブステム
である。FIG. 2 is an external perspective view showing a state before the tire pressure sensor of the present invention is assembled to the snap-in tire valve 6.
The fitting portion 5 having a ventilation portion 4 provided on the snap-in tire valve 6 is designed so as to be press-fittable into the ventilation hole 10 of the snap-in tire valve 6. In the figure, reference numeral 11 denotes a valve stem.
【００１１】図３は、本発明のタイヤ空気圧センサーを
スナップインバルブ６に固定した状態を示す外観斜視図
で、タイヤ空気圧センサーのケース３に設けた突起の嵌
合部５がスナップインタイヤバルブ６の通気穴１０に圧
入されることにより固定される。この時に、前記のカラ
ー１１の上端部がバルブステム１１の下端部に当接する
ことによりバルブステム１０をアンテナ用導体として構
成させることができる。FIG. 3 is an external perspective view showing a state in which the tire pressure sensor of the present invention is fixed to the snap-in valve 6. The fitting portion 5 of the protrusion provided on the case 3 of the tire pressure sensor is a snap-in tire valve 6. Is fixed by being press-fitted into the ventilation hole 10. At this time, the upper end of the collar 11 contacts the lower end of the valve stem 11, whereby the valve stem 10 can be configured as an antenna conductor.
【００１２】[0012]
【発明の作用】スナップインタイヤバルブ６は、黄銅等
からなるステム１１をゴム等の弾性体で覆った構成にな
っており、タイヤホイール８のバルブ穴１３に引っ張り
等により固定される。本発明のタイヤ空気圧センサー
は、このスナップインタイヤバルブに固定されているの
で、従来とほぼ同じ要領でタイヤに固定することができ
る。The snap-in tire valve 6 has a structure in which a stem 11 made of brass or the like is covered with an elastic material such as rubber, and is fixed to a valve hole 13 of the tire wheel 8 by pulling or the like. Since the tire pressure sensor of the present invention is fixed to the snap-in tire valve, it can be fixed to the tire in substantially the same manner as in the prior art.
【００１３】[0013]
【発明の効果】以上のように、本発明のタイヤ空気圧セ
ンサーは、スナップインタイヤバルブ６に圧入固定すべ
く構成しているので、従来とほぼ同じ要領でタイヤへの
装着が可能であり、その作業性は極めて向上している。As described above, since the tire pressure sensor of the present invention is configured to be press-fitted and fixed to the snap-in tire valve 6, it can be mounted on the tire in substantially the same manner as in the prior art. Workability has been greatly improved.
【００１４】実験によれば、従来のタイヤバルブ一体型
でねじ締めの場合に比べて、その装着に要する作業時間
は、１／１０以下で済むという結果がでている。According to an experiment, the work time required for mounting the tire valve is one-tenth or less as compared with the conventional case where the tire valve is integrated and screwed.
【００１５】また、従来のようなタイヤバルブとの一体
型の場合、タイヤ空気圧センサーを構成する検圧素子や
送信部品などが破損した場合、すべてを交換する必要が
あったが、本発明品の場合、タイヤ空気圧センサー部分
だけの交換で済むというメリットもある。Further, in the case of a conventional integrated type with a tire valve, if the pressure sensing element and the transmission parts constituting the tire pressure sensor are damaged, it is necessary to replace all of them. In this case, there is a merit that only the tire pressure sensor part needs to be replaced.
【図１】 本発明によるタイヤ空気圧センサーの一部断
面外観斜視図。FIG. 1 is a partial cross-sectional external perspective view of a tire pressure sensor according to the present invention.
【図２】 本発明によるタイヤ空気圧センサーのスナ
ップインタイヤバルブへの固定前の状態を示す外観斜視
図。FIG. 2 is an external perspective view showing a state before fixing the tire pressure sensor according to the present invention to a snap-in tire valve.
【図３】 本発明によるタイヤ空気圧センサーのスナッ
プインタイヤバルブへの固定状態を示す一部断面外観斜
視図。FIG. 3 is a partially sectional external perspective view showing a fixed state of a tire pressure sensor according to the present invention to a snap-in tire valve.
【図４】 従来のタイヤ空気圧センサーを示す外観斜視
図。FIG. 4 is an external perspective view showing a conventional tire pressure sensor.
【符号の説明】 １ 検圧素子 ２ 電波発信
機 ３ ケース ４ ケースの
通気部 ５ 突起状の嵌合部 ６ スナップ
インタイヤバルブ ７ タイヤバルブ一体型ケース ８ タイヤホ
イール ９ ナット １０ スナップ
インバルブの通気穴 １１ バルブステム １２ 筒状カ
ラー １３ バルブ穴 １４ クラン
プインタイヤバルブ[Description of Signs] 1 Pressure detecting element 2 Radio wave transmitter 3 Case 4 Vent part of case 5 Projection fitting part 6 Snap-in tire valve 7 Tire valve integrated type case 8 Tire wheel 9 Nut 10 Snap-in valve ventilation hole 11 Valve stem 12 Cylindrical collar 13 Valve hole 14 Clamp-in tire valve
Claims (2)
該検圧素子１の情報を送信する電波発信機２等を格納す
るケース３に通気部４を有する突起状の嵌合部５を設
け、当該嵌合部５をゴム等の弾性体からなるスナップイ
ンタイヤバルブ６の通気穴１０に圧入して保持すべく構
成したタイヤ空気圧センサー。A protruding fitting portion having a ventilation portion is provided in a case for accommodating a pressure detecting element for detecting air pressure of a tire and a radio wave transmitter for transmitting information of the pressure detecting element. A tire pressure sensor configured to press-fit and hold the fitting portion 5 into a ventilation hole 10 of a snap-in tire valve 6 made of an elastic material such as rubber.
筒状カラー１２がインサート成形され、該カラー１２の
上端部をバルブステム１１の下端部に当接させることに
よりバルブステム１１をアンテナ用導体として構成させ
たことを特徴とする請求項１記載のタイヤ空気圧センサ
ー。A conductive tubular collar (12) is insert-molded in the ventilation part (4) of the fitting part (5), and the upper end of the collar (12) is brought into contact with the lower end of the valve stem (11). The tire pressure sensor according to claim 1, wherein the stem (11) is configured as a conductor for an antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36046099A JP2001174356A (en) | 1999-12-20 | 1999-12-20 | Tire air pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36046099A JP2001174356A (en) | 1999-12-20 | 1999-12-20 | Tire air pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001174356A true JP2001174356A (en) | 2001-06-29 |
Family
ID=18469508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP36046099A Ceased JP2001174356A (en) | 1999-12-20 | 1999-12-20 | Tire air pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001174356A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1736328A1 (en) | 2005-06-22 | 2006-12-27 | Pacific Industrial Co., Ltd. | Tyre valve unit for a vehicle |
| JP2008001222A (en) * | 2006-06-22 | 2008-01-10 | Superstar:Kk | Wheel, air valve and transfer method of pneumatic sensor |
| KR100800517B1 (en) | 2007-06-22 | 2008-02-04 | 씨트론 주식회사 | Tire sensor valve |
| JP2008094208A (en) * | 2006-10-10 | 2008-04-24 | Pacific Ind Co Ltd | Tire valve unit |
| US7538660B2 (en) | 2006-09-06 | 2009-05-26 | Toyota Jidosha Kabushiki Kaisha | Wheel condition detector and wheel condition monitor |
-
1999
- 1999-12-20 JP JP36046099A patent/JP2001174356A/en not_active Ceased
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007153298A (en) * | 2005-06-22 | 2007-06-21 | Pacific Ind Co Ltd | Tire valve unit |
| EP1736328A1 (en) | 2005-06-22 | 2006-12-27 | Pacific Industrial Co., Ltd. | Tyre valve unit for a vehicle |
| JP4522953B2 (en) * | 2005-06-22 | 2010-08-11 | 太平洋工業株式会社 | Tire valve unit |
| JP2008001222A (en) * | 2006-06-22 | 2008-01-10 | Superstar:Kk | Wheel, air valve and transfer method of pneumatic sensor |
| DE102007039886B4 (en) * | 2006-09-06 | 2010-01-28 | Toyota Jidosha Kabushiki Kaisha, Toyota-shi | Wheel condition detector and wheel condition monitor |
| US7538660B2 (en) | 2006-09-06 | 2009-05-26 | Toyota Jidosha Kabushiki Kaisha | Wheel condition detector and wheel condition monitor |
| JP2008094208A (en) * | 2006-10-10 | 2008-04-24 | Pacific Ind Co Ltd | Tire valve unit |
| US7469581B2 (en) | 2006-10-10 | 2008-12-30 | Pacific Industrial Co., Ltd. | Tire valve unit |
| JP4741444B2 (en) * | 2006-10-10 | 2011-08-03 | 太平洋工業株式会社 | Tire valve unit |
| KR100800517B1 (en) | 2007-06-22 | 2008-02-04 | 씨트론 주식회사 | Tire sensor valve |
| JP2010500948A (en) * | 2007-06-22 | 2010-01-14 | シトロン インコーポレーション | Tire pressure sensor valve |
| WO2009002048A1 (en) * | 2007-06-22 | 2008-12-31 | Seetron Inc. | Tire pressure sensor valve |
| US8096175B2 (en) | 2007-06-22 | 2012-01-17 | Seetron, Inc. | Tire pressure sensor valve |
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