JPH0442958U - - Google Patents
Info
- Publication number
- JPH0442958U JPH0442958U JP8494290U JP8494290U JPH0442958U JP H0442958 U JPH0442958 U JP H0442958U JP 8494290 U JP8494290 U JP 8494290U JP 8494290 U JP8494290 U JP 8494290U JP H0442958 U JPH0442958 U JP H0442958U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- cam
- throttle valve
- automatic transmission
- valve body
- 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
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
Description
第１，２図は本考案の第１実施例としての自動
変速機用スロツトルバルブ機構を示すもので、第
１図はそのスロツトルカムとスロツトルバルブと
の当接部を示す平面図、第２図はそのスロツトル
バルブ機構の側視図であり、第３図は本考案の第
２実施例としての自動変速機用スロツトルバルブ
機構のスロツトルカムとスロツトルバルブとの当
接部を示す平面図であり、第４図はスロツトルバ
ルブ機構を有する自動変速機の油圧制御回路図で
あり、第５図は従来のスロツトルカムとスロツト
ルバルブとの当接部を示す平面図である。
１……自動変速機、２……自動変速機１のアウ
トプツト軸、３……ライン圧回路、５……１速２
速シフトバルブ（１−２シフトバルブ）、６……
２速３速シフトバルブ（２−３シフトバルブ）、
２４……スロツトルバルブ、２４ａ……スロツト
ルバルブ２４の端部、２４ｂ……軸受部、３０…
…アクセルペダル、３１……スロツトルバルブ機
構、３２……スロツトル圧回路、３３……スロツ
トルケーブル、３４……スロツトルカム、３４ａ
……うず巻状外周カム面、３５……軸、３７，３
８……ローラ、３７ａ，３８ａ……凹み面、３７
ｂ……凹み面３７ａの縁部、３８ｂ……凹み面３
８ａの側方の段部。
1 and 2 show a throttle valve mechanism for an automatic transmission as a first embodiment of the present invention. The figure is a side view of the throttle valve mechanism, and FIG. 3 is a plan view showing the contact portion between the throttle cam and the throttle valve of the throttle valve mechanism for an automatic transmission as a second embodiment of the present invention. FIG. 4 is a hydraulic control circuit diagram of an automatic transmission having a throttle valve mechanism, and FIG. 5 is a plan view showing a conventional abutting portion between a throttle cam and a throttle valve. 1... Automatic transmission, 2... Output shaft of automatic transmission 1, 3... Line pressure circuit, 5... 1st speed 2
Quick shift valve (1-2 shift valve), 6...
2-speed 3-speed shift valve (2-3 shift valve),
24...throttle valve, 24a...end of throttle valve 24, 24b...bearing portion, 30...
...Accelerator pedal, 31...Throttle valve mechanism, 32...Throttle pressure circuit, 33...Throttle cable, 34...Throttle cam, 34a
...Spiral-shaped outer circumferential cam surface, 35...Shaft, 37,3
8...Roller, 37a, 38a...Concave surface, 37
b...Edge of recessed surface 37a, 38b...Recessed surface 3
8a side step.
Claims (1)
ルブ本体と、アクセルペダルに連動して回転して
そのカム面で該スロツトルバルブ本体を駆動する
スロツトルカムと、該スロツトルバルブ本体のス
ロツトルカム側の端部に該カム面と当接するよう
に設けられて該スロツトルカムと連動して回転す
ることで該スロツトルカムと該スロツトルバルブ
本体との接触を円滑にするローラとをそなえた自
動変速機用スロツトルバルブ機構において、該ロ
ーラの外周面又は該スロツトルカムの外周カム面
における幅方向中間部がその両縁部よりも凹んだ
凹み面形状に形成され、該ローラがこの凹み面部
分で該カム面に当接していることを特徴とする、
自動変速機用スロツトルバルブ機構。 A throttle valve body for hydraulically controlling an automatic transmission, a throttle cam that rotates in conjunction with an accelerator pedal and drives the throttle valve body with its cam surface, and an end portion of the throttle valve body on the throttle cam side. A throttle valve mechanism for an automatic transmission, comprising a roller that is provided in contact with the cam surface and rotates in conjunction with the throttle cam to smooth the contact between the throttle cam and the throttle valve body. The outer peripheral surface of the roller or the outer peripheral cam surface of the throttle cam is formed into a concave surface shape that is recessed from both edges thereof, and the roller is in contact with the cam surface at this concave surface portion. characterized by having
Throttle valve mechanism for automatic transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8494290U JPH0442958U (en) | 1990-08-09 | 1990-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8494290U JPH0442958U (en) | 1990-08-09 | 1990-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0442958U true JPH0442958U (en) | 1992-04-13 |
Family
ID=31633758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8494290U Pending JPH0442958U (en) | 1990-08-09 | 1990-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442958U (en) |
-
1990
- 1990-08-09 JP JP8494290U patent/JPH0442958U/ja active Pending
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