JPS6398454U - - Google Patents
Info
- Publication number
- JPS6398454U JPS6398454U JP19428086U JP19428086U JPS6398454U JP S6398454 U JPS6398454 U JP S6398454U JP 19428086 U JP19428086 U JP 19428086U JP 19428086 U JP19428086 U JP 19428086U JP S6398454 U JPS6398454 U JP S6398454U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- shaft
- support hole
- throttle shaft
- bearing structure
- 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
- 239000000463 material Substances 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000005096 rolling process Methods 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 229920001971 elastomer Polymers 0.000 claims 1
- 239000000806 elastomer Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
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スロツトル軸の軸受構
造を有する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。
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、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 having a throttle shaft bearing structure according to the present invention.
FIG. 2 is an explanatory diagram showing a part of FIG. 1 in an enlarged manner. FIG. 3 is an explanatory diagram showing another part of FIG. 1 in an enlarged manner. 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, 40... Annular mandrel,
41...Patsukin, 41a...Lip.
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
に支持する転動軸受と、 前記軸支孔内にて該軸支孔内周面と前記スロツ
トル軸外周面とに密接し、前記スロツトル軸に対
して求心方向の力を及ぼす弾性部材が全周に亘り
介装されていることを特徴とするスロツトル軸の
軸受構造。 (2) 前記弾性部材が、前記軸支孔内にて前記吸
気道を外部よりシールしていることを特徴とする
実用新案登録請求の範囲第1項に記載のスロツト
ル軸の軸受構造。 (3) 前記弾性部材が、硬質材からなる環状心金
にエラストマ材が包着されたものであることを特
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 at a diagonal position with respect to the intake passage of the body main body; a rolling bearing rotatably supporting the throttle shaft within the shaft support hole; and a rolling bearing rotatably supporting the throttle shaft within the shaft support hole. A throttle shaft characterized in that an elastic member that is in close contact with the inner peripheral surface of the shaft support hole and the outer peripheral surface of the throttle shaft and that exerts a force in a centripetal direction on the throttle shaft is interposed over the entire circumference. Bearing structure. (2) The throttle shaft bearing structure according to claim 1, wherein the elastic member seals the intake passage from the outside in the shaft support hole. (3) The throttle shaft according to claim 1 or 2, wherein the elastic member is an annular mandrel made of a hard material and an elastomer material wrapped around it. Bearing structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19428086U JPS6398454U (en) | 1986-12-17 | 1986-12-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19428086U JPS6398454U (en) | 1986-12-17 | 1986-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6398454U true JPS6398454U (en) | 1988-06-25 |
Family
ID=31151109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19428086U Pending JPS6398454U (en) | 1986-12-17 | 1986-12-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6398454U (en) |
-
1986
- 1986-12-17 JP JP19428086U patent/JPS6398454U/ja active Pending
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