JPS61138892U - - Google Patents
Info
- Publication number
- JPS61138892U JPS61138892U JP2187385U JP2187385U JPS61138892U JP S61138892 U JPS61138892 U JP S61138892U JP 2187385 U JP2187385 U JP 2187385U JP 2187385 U JP2187385 U JP 2187385U JP S61138892 U JPS61138892 U JP S61138892U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- roots pump
- atmospheric chamber
- combustion engine
- internal combustion
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図はこの考案の偏心構造を説明する第２図
の―線に沿う断面図。第２図はこの考案のル
ーツポンプの軸方向断面図。第３図は第２図の
―線に沿う断面図。第４図はこの考案のルーツ
ポンプを備えた内燃機関の全体概略図。
１６…吸気管、２６…ルーツポンプ、５６，５
８…回転軸、６４…軸受、６９…シール、１００
，１０１，１０３，１０４…大気室、１０６，１
０７，１０９，１１０…回転軸挿入孔。
FIG. 1 is a sectional view taken along line - in FIG. 2, explaining the eccentric structure of this invention. FIG. 2 is an axial sectional view of the Roots pump of this invention. FIG. 3 is a sectional view taken along the line - in FIG. 2. FIG. 4 is an overall schematic diagram of an internal combustion engine equipped with the Roots pump of this invention. 16...Intake pipe, 26...Roots pump, 56,5
8... Rotating shaft, 64... Bearing, 69... Seal, 100
, 101, 103, 104... Atmospheric chamber, 106, 1
07, 109, 110...Rotary shaft insertion hole.
Claims (1)
してのルーツポンプであつて、ルーツポンプ回転
軸を支持する軸受およびオイルシールに近接して
大気室が設けられ、該大気室に開口し回転軸が挿
入される回転軸挿入孔が回転軸に対して吸入ポー
ト側に偏心されるルーツポンプ構造。 A Roots pump is a mechanical supercharger placed in the intake system of an internal combustion engine. An atmospheric chamber is provided adjacent to a bearing and an oil seal that support the Roots pump rotating shaft, and the rotation is opened into the atmospheric chamber. Roots pump structure in which the rotating shaft insertion hole into which the shaft is inserted is eccentric to the suction port side with respect to the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2187385U JPS61138892U (en) | 1985-02-20 | 1985-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2187385U JPS61138892U (en) | 1985-02-20 | 1985-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61138892U true JPS61138892U (en) | 1986-08-28 |
Family
ID=30513654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2187385U Pending JPS61138892U (en) | 1985-02-20 | 1985-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61138892U (en) |
-
1985
- 1985-02-20 JP JP2187385U patent/JPS61138892U/ja active Pending