JPH02144688U - - Google Patents
Info
- Publication number
- JPH02144688U JPH02144688U JP5295889U JP5295889U JPH02144688U JP H02144688 U JPH02144688 U JP H02144688U JP 5295889 U JP5295889 U JP 5295889U JP 5295889 U JP5295889 U JP 5295889U JP H02144688 U JPH02144688 U JP H02144688U
- Authority
- JP
- Japan
- Prior art keywords
- master
- gear
- slave
- timing gears
- vacuum pump
- 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
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Description
第１図は本考案の真空ポンプ用歯車装置の一実
施例の図、第２図は本考案の潤滑油受部材の図で
、ａは正面図、ｂはａの−断面図、第３図は
主従のスクリユーロータを有する真空ポンプの構
成を示す断面図、第４図は従来の真空ポンプ用歯
車装置の図である。
１…主スクリユーロータ、２…従スクリユーロ
ータ、４…主軸、５…従軸、９…主タイミングギ
ヤ、１０…従タイミングギヤ、１１…ギヤケース
、１２…潤滑油、１３，１３′…潤滑油受部材。
Fig. 1 is a diagram of an embodiment of a vacuum pump gear device of the present invention, Fig. 2 is a diagram of a lubricating oil receiving member of the present invention, a is a front view, b is a cross-sectional view of a, and Fig. 3 4 is a sectional view showing the configuration of a vacuum pump having master and slave screw rotors, and FIG. 4 is a diagram of a conventional vacuum pump gear device. 1...Main screw rotor, 2...Slave screw rotor, 4...Main shaft, 5...Slave shaft, 9...Main timing gear, 10...Slave timing gear, 11...Gear case, 12...Lubricating oil, 13, 13'...Lubrication Oil pan member.
Claims (1)
のタイミングギヤと、該タイミングギヤを覆うギ
ヤケースとからなる真空ポンプの歯車装置におい
て、 前記ギヤケース内に、前記主従のタイミングギ
ヤの周側面と対向する潤滑油受部材を設けたこと
を特徴とする真空ポンプの歯車装置。[Scope of Claim for Utility Model Registration] In a vacuum pump gear device comprising master and slave timing gears provided on the shafts of master and slave screw rotors and a gear case that covers the timing gears, the master and slave timing gears are provided in the gear case. A gear device for a vacuum pump, characterized in that a lubricating oil receiving member is provided facing a circumferential surface of a gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5295889U JPH02144688U (en) | 1989-05-10 | 1989-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5295889U JPH02144688U (en) | 1989-05-10 | 1989-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02144688U true JPH02144688U (en) | 1990-12-07 |
Family
ID=31573717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5295889U Pending JPH02144688U (en) | 1989-05-10 | 1989-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02144688U (en) |
-
1989
- 1989-05-10 JP JP5295889U patent/JPH02144688U/ja active Pending