JPH0365884U - - Google Patents
Info
- Publication number
- JPH0365884U JPH0365884U JP12753089U JP12753089U JPH0365884U JP H0365884 U JPH0365884 U JP H0365884U JP 12753089 U JP12753089 U JP 12753089U JP 12753089 U JP12753089 U JP 12753089U JP H0365884 U JPH0365884 U JP H0365884U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- lubricating oil
- chamber
- supercharger
- bypass passage
- 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
- 239000010687 lubricating oil Substances 0.000 claims 4
- 239000003921 oil Substances 0.000 claims 4
- 238000005086 pumping Methods 0.000 claims 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000005461 lubrication Methods 0.000 claims 1
Landscapes
- Supercharger (AREA)
Description
第１図は縦置き式過給機の縦断面図、第２図は
下部オイル室の内部を示す断面図、第３図は本考
案の第２実施例に係る過給機の縦断面図、第４図
は従来に係る過給機の断面図である。
１……ハウジング、２ａ，２ｂ……ロータ、７
ａ〜７ｄ……ベアリング、２０ａ，２０ｂ……タ
イミングギヤ、２３，２６……オイル室、２９…
…給送管（バイパス路）、３０……返送管（バイ
パス路）、３３……オイルクーラー、３４……バ
イパス路。
FIG. 1 is a longitudinal sectional view of a vertically installed supercharger, FIG. 2 is a sectional view showing the inside of the lower oil chamber, and FIG. 3 is a longitudinal sectional view of a supercharger according to a second embodiment of the present invention. FIG. 4 is a sectional view of a conventional supercharger. 1...Housing, 2a, 2b...Rotor, 7
a to 7d...Bearing, 20a, 20b...Timing gear, 23, 26...Oil chamber, 29...
...Feeding pipe (bypass path), 30...Return pipe (bypass path), 33...Oil cooler, 34...Bypass path.
Claims (1)
たハウジングの両側には、前記両ロータのロータ
シヤフトの軸受部分に対するオイル室が配設され
るとともに、一方の前記オイル室内において前記
両ロータシヤフトの軸端に駆動力伝達用のタイミ
ングギヤが備えられた過給機において、前記タイ
ミングギヤを有する側のオイル室を潤滑油を圧送
するポンプ室を兼用した構成とするとともに、該
オイル室には圧送される潤滑油が循環するバイパ
ス路を接続し、かつこのバイパス路中には潤滑油
を冷却するためのオイルクーラーを設けたことを
特徴とする過給機における潤滑構造。 Oil chambers for the bearing portions of the rotor shafts of the two rotors are provided on both sides of the housing in which the driving and driven rotors are housed in parallel. In a supercharger equipped with a timing gear for transmitting driving force at the shaft end, the oil chamber on the side having the timing gear is configured to double as a pump chamber for pumping lubricating oil, and the oil chamber has a pump chamber for pumping lubricating oil under pressure. A lubrication structure for a supercharger, characterized in that a bypass passage through which lubricating oil circulates is connected, and an oil cooler for cooling the lubricating oil is provided in the bypass passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989127530U JPH087112Y2 (en) | 1989-10-30 | 1989-10-30 | Lubrication structure in supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989127530U JPH087112Y2 (en) | 1989-10-30 | 1989-10-30 | Lubrication structure in supercharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0365884U true JPH0365884U (en) | 1991-06-26 |
| JPH087112Y2 JPH087112Y2 (en) | 1996-02-28 |
Family
ID=31675283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989127530U Expired - Lifetime JPH087112Y2 (en) | 1989-10-30 | 1989-10-30 | Lubrication structure in supercharger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087112Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS615390U (en) * | 1984-06-15 | 1986-01-13 | トヨタ自動車株式会社 | roots pump |
-
1989
- 1989-10-30 JP JP1989127530U patent/JPH087112Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|
| JPH087112Y2 (en) | 1996-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |