JPH0335235U - - Google Patents
Info
- Publication number
- JPH0335235U JPH0335235U JP9498289U JP9498289U JPH0335235U JP H0335235 U JPH0335235 U JP H0335235U JP 9498289 U JP9498289 U JP 9498289U JP 9498289 U JP9498289 U JP 9498289U JP H0335235 U JPH0335235 U JP H0335235U
- Authority
- JP
- Japan
- Prior art keywords
- valve shaft
- throttle
- bearing housing
- valve
- shaft insertion
- 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
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000004308 accommodation Effects 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案の実施例を示すスロツトルバル
ブ装置の要部縦断面図、第２図および第３図は従
来技術を示し、第２図はスロツトルバルブ装置の
縦断面図、第３図は第２図中の要部を拡大して示
す半断面図である。
２……弁軸、３……軸受、３Ａ……内輪、３Ｂ
……外輪、６……シール部材、７……弁板、１１
……スロツトルボデイ、１１Ｂ……弁軸挿通穴、
１１Ｃ……軸受収容穴、１２……軸受ガイド、１
２Ａ……小径部、１２Ｂ……大径部、１２Ｄ……
段部、１３……リテーナ。
FIG. 1 is a vertical cross-sectional view of a main part of a throttle valve device showing an embodiment of the present invention, FIGS. 2 and 3 are related to the prior art, FIG. The figure is a half-sectional view showing an enlarged view of the main part in FIG. 2. 2... Valve stem, 3... Bearing, 3A... Inner ring, 3B
... Outer ring, 6 ... Seal member, 7 ... Valve plate, 11
... Throttle body, 11B ... Valve shaft insertion hole,
11C...Bearing accommodation hole, 12...Bearing guide, 1
2A...Small diameter part, 12B...Large diameter part, 12D...
Stepped section, 13...retainer.
Claims (1)
ンバの直径方向外側にそれぞれ一対の弁軸挿通穴
、軸受収容穴が形成されたスロツトルボデイと、
該スロツトルボデイの各弁軸挿通穴、各軸受収容
穴内に挿通され、前記スロツトルチヤンバ内を直
径方向に伸長した弁軸と該弁軸をスロツトルボデ
イに対して回動自在に支持すべく、前記各軸受収
容穴内にそれぞれリテーナを介して取付けられた
一対の軸受と、前記スロツトルチヤンバを開閉す
べく前記弁軸に固着され、該弁軸と共に回動され
る弁板とからなるスロツトルバルブ装置において
、前記スロツトルボデイの弁軸挿通穴、軸受収容
穴をそれぞれ大径に形成し、該弁軸挿通穴、軸受
収容穴内には、熱膨張率の小さい材料によつて段
付筒状に形成され、小径部側が前記弁軸との間で
弁軸挿通穴に嵌着され、大径部側が軸受収容穴内
で前記軸受の外輪を支持する軸受ガイドを設けた
ことを特徴とするスロツトルバルブ装置。 a throttle body having a throttle chamber, and a pair of valve shaft insertion holes and a pair of bearing housing holes formed on the diametrically outer side of the throttle chamber;
The valve shaft is inserted into each valve shaft insertion hole and each bearing housing hole of the throttle body and extends diametrically within the throttle chamber, and each of the valve shafts is rotatably supported with respect to the throttle body. A throttle valve device comprising a pair of bearings each mounted in a bearing housing hole via a retainer, and a valve plate fixed to the valve shaft and rotated together with the valve shaft to open and close the throttle chamber. The valve shaft insertion hole and the bearing housing hole of the throttle body are each formed to have a large diameter, and the valve shaft insertion hole and the bearing housing hole are each formed into a stepped cylindrical shape from a material with a small coefficient of thermal expansion, A throttle valve device comprising a bearing guide whose small diameter side is fitted into a valve shaft insertion hole between the valve shaft and the valve shaft, and whose large diameter side supports an outer ring of the bearing within the bearing housing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989094982U JPH088266Y2 (en) | 1989-08-11 | 1989-08-11 | Throttle valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989094982U JPH088266Y2 (en) | 1989-08-11 | 1989-08-11 | Throttle valve device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0335235U true JPH0335235U (en) | 1991-04-05 |
| JPH088266Y2 JPH088266Y2 (en) | 1996-03-06 |
Family
ID=31644262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989094982U Expired - Lifetime JPH088266Y2 (en) | 1989-08-11 | 1989-08-11 | Throttle valve device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH088266Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011220143A (en) * | 2010-04-06 | 2011-11-04 | Denso Corp | Air-intake apparatus of internal combustion engine |
| JP2019035392A (en) * | 2017-08-21 | 2019-03-07 | 愛三工業株式会社 | Bearing support structure and throttle device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0261331A (en) * | 1988-08-26 | 1990-03-01 | Hitachi Ltd | Throttle valve assembly |
-
1989
- 1989-08-11 JP JP1989094982U patent/JPH088266Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0261331A (en) * | 1988-08-26 | 1990-03-01 | Hitachi Ltd | Throttle valve assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011220143A (en) * | 2010-04-06 | 2011-11-04 | Denso Corp | Air-intake apparatus of internal combustion engine |
| JP2019035392A (en) * | 2017-08-21 | 2019-03-07 | 愛三工業株式会社 | Bearing support structure and throttle device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH088266Y2 (en) | 1996-03-06 |