JPS6398455U - - Google Patents
Info
- Publication number
- JPS6398455U JPS6398455U JP19428186U JP19428186U JPS6398455U JP S6398455 U JPS6398455 U JP S6398455U JP 19428186 U JP19428186 U JP 19428186U JP 19428186 U JP19428186 U JP 19428186U JP S6398455 U JPS6398455 U JP S6398455U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- shaft
- spring means
- bearing structure
- support hole
- 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
- 238000005096 rolling process Methods 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案に基づく第１の実施例を示すス
ロツトルボデイの縦断面図である。第２図は第１
図の一部を拡大して示す説明図である。第３図は
第１図の別の一部を拡大して示す説明図である。
第４図は本考案に基づく第２の実施例を示す第２
図に対応する図である。
１……ボデイ本体、１ａ，１ｂ……筒状部、２
……吸気道、３……スロツトル軸、３ａ，３ｂ…
…段付部、４……スロツトルバルブ、５，６……
軸支孔、７，８……ボールベアリング、７ａ，８
ａ……インナレース、７ｂ，８ｂ……アウタレー
ス、９……カラー、１０……ばね保持部材、１１
……ワツシヤ、１２……ナツト、１３……肩面、
１４……捩りコイルばね、１５……係合部、１６
……ワツシヤ、１７……スロツトル開度センサ、
１７ａ……アーム、１８……突片、１９……カラ
ー、２０……ガイド部材、２１……スロツトルレ
バー、２２……カラー、２３……ワツシヤ、２４
……スプリングワツシヤ、２５……ナツト、２６
……肩面、２７……軸受、２８……スリーブ、２
９……アーム、２９ａ……遊端、２９ｂ……延長
部、３０……リンク、３１……突片、３２……捩
りコイルばね、３３……突部、３４……捩りコイ
ルばね、３５……係合部、３６……リツプシール
、３７，３８……ワツシヤ、３９……ウエーブワ
ツシヤ、４０……環状心金、４１……パツキン、
４１ａ……リツプ。
FIG. 1 is a longitudinal sectional view of a throttle body showing a first embodiment based on the present invention. Figure 2 is the first
It is an explanatory view showing a part of the figure enlarged. FIG. 3 is an explanatory diagram showing another part of FIG. 1 in an enlarged manner.
FIG. 4 shows a second embodiment based on the present invention.
FIG. 1...Body main body, 1a, 1b...Cylindrical part, 2
...Intake path, 3...Throttle shaft, 3a, 3b...
...Stepped part, 4... Throttle valve, 5, 6...
Pivot hole, 7, 8...Ball bearing, 7a, 8
a... Inner lace, 7b, 8b... Outer lace, 9... Collar, 10... Spring holding member, 11
...Washiya, 12...Natsuto, 13...Shoulder surface,
14...Torsion coil spring, 15...Engaging portion, 16
... Washer, 17... Throttle opening sensor,
17a... Arm, 18... Projection piece, 19... Collar, 20... Guide member, 21... Throttle lever, 22... Collar, 23... Washer, 24
...Springwashia, 25...Natsuto, 26
... Shoulder surface, 27 ... Bearing, 28 ... Sleeve, 2
9...Arm, 29a...Free end, 29b...Extension portion, 30...Link, 31...Protrusion piece, 32...Torsion coil spring, 33...Protrusion, 34...Torsion coil spring, 35... ...Engaging portion, 36... Lip seal, 37, 38... Washer, 39... Wave washer, 40... Annular mandrel, 41... Packing,
41a...Rip.
Claims (1)
ツトルボデイに於いてスロツトルバルブを支持す
るスロツトル軸の軸受構造であつて、 吸気道を郭成するボデイ本体と、 前記ボデイ本体の前記吸気道についての対角位
置に設けられた軸支孔と、 前記軸支孔内にて前記スロツトル軸を回動自在
に支持し、かつスラスト荷重を支持可能なラジア
ル転動軸受と、 前記スロツトルバルブを閉弁方向に付勢する第
１のばね手段と、 前記スロツトルバルブを前記スロツトル軸の軸
線方向へ向けて付勢する第２のばね手段とを有す
ることを特徴とするスロツトル軸の軸受構造。 (2) 前記第１のばね手段及び前記第２のばね手
段が共通の捩りコイルばねからなることを特徴と
する実用新案登録請求の範囲第１項に記載のスロ
ツトル軸の軸受構造。 (3) 前記転動軸受のアウタレースが、前記軸支
孔内に隙間嵌めされていることを特徴とする実用
新案登録請求の範囲第１項若しくは第２項に記載
のスロツトル軸の軸受構造。[Scope of Claim for Utility Model Registration] (1) A bearing structure for a throttle shaft that supports a throttle valve in a throttle body for adjusting the intake flow rate of an internal combustion engine, which body body defines an intake passage; a shaft support hole provided in a diagonal position with respect to the intake passage of the body main body; and a radial rolling bearing that rotatably supports the throttle shaft within the shaft support hole and is capable of supporting a thrust load. and a first spring means for biasing the throttle valve in the valve closing direction, and a second spring means for biasing the throttle valve in the axial direction of the throttle shaft. The bearing structure of the throttle shaft. (2) The throttle shaft bearing structure according to claim 1, wherein the first spring means and the second spring means are composed of a common torsion coil spring. (3) The throttle shaft bearing structure according to claim 1 or 2, wherein the outer race of the rolling bearing is fitted into the shaft support hole with a clearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19428186U JPS6398455U (en) | 1986-12-17 | 1986-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19428186U JPS6398455U (en) | 1986-12-17 | 1986-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6398455U true JPS6398455U (en) | 1988-06-25 |
Family
ID=31151110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19428186U Pending JPS6398455U (en) | 1986-12-17 | 1986-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6398455U (en) |
-
1986
- 1986-12-17 JP JP19428186U patent/JPS6398455U/ja active Pending