JPH0442468U - - Google Patents
Info
- Publication number
- JPH0442468U JPH0442468U JP8530990U JP8530990U JPH0442468U JP H0442468 U JPH0442468 U JP H0442468U JP 8530990 U JP8530990 U JP 8530990U JP 8530990 U JP8530990 U JP 8530990U JP H0442468 U JPH0442468 U JP H0442468U
- Authority
- JP
- Japan
- Prior art keywords
- seat
- valve
- input shaft
- valve body
- brake booster
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Braking Systems And Boosters (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は第１図の−線に沿う中心部の拡大断面図
、第３図は本考案の他の実施例を示す断面図であ
る。
６……バルブボデイ、１５，１１５……弁機構
、１６……第１弁座、１７ｂ，１３１ａ……連通
路、１８，１１８……第２弁座、２０，１２０…
…弁体、２１……第１シート部、２２，１２２…
…第２シート部。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is an enlarged sectional view of the central portion along the line - in FIG. 1, and FIG. 3 is a sectional view showing another embodiment of the present invention. 6... Valve body, 15, 115... Valve mechanism, 16... First valve seat, 17b, 131a... Communication passage, 18, 118... Second valve seat, 20, 120...
...Valve body, 21...First seat portion, 22, 122...
...Second seat section.
Claims (1)
状の弁体に設けられて上記第１弁座に接離する第
１シート部と、上記弁体の軸部に摺動自在に貫通
させた入力軸と、この入力軸の外周面所定位置に
形成した第２弁座と、上記弁体に設けられて上記
第２弁座の外周面に気密を保つて摺接するととも
に、該第２弁座からリヤ側に離隔される第２シー
ト部とを備えたブレーキ倍力装置の弁機構におい
て、 上記第２弁座をリヤ側に延長してその延長部分
に上記第２シート部を摺接させるとともに、上記
延長部分に、上記第２シート部が該延長部分に摺
接した際に第２シート部の前後の空間を連通させ
る連通路を形成したことを特徴とするブレーキ倍
力装置の弁機構。[Claims for Utility Model Registration] An annular first valve seat formed on a valve body, a first seat portion provided on a cylindrical valve body that moves toward and away from the first valve seat, and a shaft portion of the valve body. an input shaft which is slidably passed through the input shaft; a second valve seat formed at a predetermined position on the outer peripheral surface of the input shaft; In the valve mechanism of the brake booster, the second seat part is in contact with the second seat part and is spaced apart from the second valve seat towards the rear side. The two seat parts are brought into sliding contact with each other, and a communication path is formed in the extension part to communicate the space before and after the second seat part when the second seat part comes into sliding contact with the extension part. Valve mechanism of brake booster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990085309U JPH086664Y2 (en) | 1990-08-10 | 1990-08-10 | Brake booster valve mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990085309U JPH086664Y2 (en) | 1990-08-10 | 1990-08-10 | Brake booster valve mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0442468U true JPH0442468U (en) | 1992-04-10 |
| JPH086664Y2 JPH086664Y2 (en) | 1996-02-28 |
Family
ID=31634377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990085309U Expired - Lifetime JPH086664Y2 (en) | 1990-08-10 | 1990-08-10 | Brake booster valve mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086664Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62145872U (en) * | 1986-03-11 | 1987-09-14 |
-
1990
- 1990-08-10 JP JP1990085309U patent/JPH086664Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62145872U (en) * | 1986-03-11 | 1987-09-14 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH086664Y2 (en) | 1996-02-28 |