JPS62175284U - - Google Patents
Info
- Publication number
- JPS62175284U JPS62175284U JP6388186U JP6388186U JPS62175284U JP S62175284 U JPS62175284 U JP S62175284U JP 6388186 U JP6388186 U JP 6388186U JP 6388186 U JP6388186 U JP 6388186U JP S62175284 U JPS62175284 U JP S62175284U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- casing
- oil seal
- gear chamber
- gears
- 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
- 239000003921 oil Substances 0.000 claims 3
- 239000010687 lubricating oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
Description
第1図、第2図は本考案の一実施例を示すもの
であり、第1図は側断面図、第2図は連通孔付近
の部分側断面図、第3図は従来例の側断面図、第
4図はエンジン吸気系の系統図である。
図中、1…ケーシング、2…上部ローター、3
…下部ローター、4,5…軸、6,7…ベアリン
グケース、8,9,10,11…ベアリング、1
2,13…歯車、16…歯車カバー、16A…歯
車室、17,18,19,20…オイルシール、
21,22,23,24…連通通路、25,26
,27,28…空間、35,36…連通孔、45
…潤滑油。
Fig. 1 and Fig. 2 show an embodiment of the present invention, Fig. 1 is a side sectional view, Fig. 2 is a partial side sectional view near the communicating hole, and Fig. 3 is a side sectional view of the conventional example. 4 is a system diagram of the engine intake system. In the figure, 1...Casing, 2...Upper rotor, 3
...lower rotor, 4,5...shaft, 6,7...bearing case, 8,9,10,11...bearing, 1
2, 13... Gear, 16... Gear cover, 16A... Gear chamber, 17, 18, 19, 20... Oil seal,
21, 22, 23, 24...Communication passage, 25, 26
, 27, 28...Space, 35, 36...Communication hole, 45
…Lubricant.
Claims (1)
ケーシングに内蔵される上部ローターおよび下部
ローターと、ケーシングの前後面のベアリングケ
ースに取付けられ該上部ローターおよび下部ロー
ターの軸を支持するベアリングと、該シベアリン
グのローター側に設けられるオイルシールと、上
部ローターおよび下部ローターの一端に取付けら
れ相互に噛合する一対の歯車と、該歯車を被覆し
内部に歯車室を形成する歯車カバーと、ケーシン
グ内に形成されたオイルシールのローター側に形
成される空間と外気とを連通する連通通路と、歯
車室の潤滑油面より上部の空間と歯車室側のオイ
ルシールの空間とを連絡する連通孔とからなるこ
とを特徴とする機械式過給機。 A casing having an inlet and an outlet, an upper rotor and a lower rotor built into the casing, bearings attached to bearing cases on the front and rear surfaces of the casing to support the shafts of the upper rotor and lower rotor, and the shaft bearing. an oil seal provided on the rotor side of the casing; a pair of gears that are attached to one end of the upper rotor and the lower rotor and mesh with each other; a gear cover that covers the gears and forms a gear chamber therein; A communication passage that communicates the space formed on the rotor side of the oil seal with the outside air, and a communication hole that communicates the space above the lubricating oil level in the gear chamber and the space of the oil seal on the gear chamber side. A mechanical supercharger featuring:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986063881U JPH0338473Y2 (en) | 1986-04-25 | 1986-04-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986063881U JPH0338473Y2 (en) | 1986-04-25 | 1986-04-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62175284U true JPS62175284U (en) | 1987-11-07 |
JPH0338473Y2 JPH0338473Y2 (en) | 1991-08-14 |
Family
ID=30899522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986063881U Expired JPH0338473Y2 (en) | 1986-04-25 | 1986-04-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0338473Y2 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57140590A (en) * | 1980-12-18 | 1982-08-31 | Pfeiffer Vakuumtechnik | Rotary piston pump |
JPS615390U (en) * | 1984-06-15 | 1986-01-13 | トヨタ自動車株式会社 | roots pump |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5867167A (en) * | 1981-10-16 | 1983-04-21 | Katokichi:Kk | Preparation of frozen okonomiyaki (pancake) |
-
1986
- 1986-04-25 JP JP1986063881U patent/JPH0338473Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57140590A (en) * | 1980-12-18 | 1982-08-31 | Pfeiffer Vakuumtechnik | Rotary piston pump |
JPS615390U (en) * | 1984-06-15 | 1986-01-13 | トヨタ自動車株式会社 | roots pump |
Also Published As
Publication number | Publication date |
---|---|
JPH0338473Y2 (en) | 1991-08-14 |