JPH0240994U - - Google Patents
Info
- Publication number
- JPH0240994U JPH0240994U JP11979288U JP11979288U JPH0240994U JP H0240994 U JPH0240994 U JP H0240994U JP 11979288 U JP11979288 U JP 11979288U JP 11979288 U JP11979288 U JP 11979288U JP H0240994 U JPH0240994 U JP H0240994U
- Authority
- JP
- Japan
- Prior art keywords
- volume ratio
- discharge port
- design volume
- bored
- screw compressor
- 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
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Description
第１図は本考案の一実施例のスクリユ圧縮機の
リヤケースの正面図、第２図は第１図の−矢
視断面図、第３図は従来のスクリユ圧縮機の縦断
面図、第４図は第３図の−矢視図である。
３……リヤケース、１４……吐出ポート、１５
……吐出通路、３０……補助ポート、３０ａ……
面取り（補助ポートの）。
FIG. 1 is a front view of the rear case of a screw compressor according to an embodiment of the present invention, FIG. 2 is a sectional view taken along the - arrow in FIG. The figure is a view taken along the - arrow in FIG. 3...Rear case, 14...Discharge port, 15
...Discharge passage, 30...Auxiliary port, 30a...
Chamfer (of auxiliary port).
Claims (1)
、それより小なる設計容積比に対応する理論吐出
ポート曲線との領域内に補助ポートを穿設したこ
とを特徴とするスクリユ圧縮機。 A screw compressor characterized in that it has a discharge port forming a large design volume ratio, and an auxiliary port is bored in a region between the theoretical discharge port curve corresponding to a smaller design volume ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119792U JP2535530Y2 (en) | 1988-09-14 | 1988-09-14 | Screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119792U JP2535530Y2 (en) | 1988-09-14 | 1988-09-14 | Screw compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0240994U true JPH0240994U (en) | 1990-03-20 |
| JP2535530Y2 JP2535530Y2 (en) | 1997-05-14 |
Family
ID=31365333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988119792U Expired - Lifetime JP2535530Y2 (en) | 1988-09-14 | 1988-09-14 | Screw compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2535530Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04175488A (en) * | 1990-11-08 | 1992-06-23 | Kobe Steel Ltd | Screw compressor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5898491U (en) * | 1981-12-26 | 1983-07-04 | 三菱重工業株式会社 | Screw compressor |
| JPS6179886A (en) * | 1984-09-21 | 1986-04-23 | ビツアー キユールマシーネンバウ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Screw compressor for gaseous medium |
-
1988
- 1988-09-14 JP JP1988119792U patent/JP2535530Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5898491U (en) * | 1981-12-26 | 1983-07-04 | 三菱重工業株式会社 | Screw compressor |
| JPS6179886A (en) * | 1984-09-21 | 1986-04-23 | ビツアー キユールマシーネンバウ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Screw compressor for gaseous medium |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04175488A (en) * | 1990-11-08 | 1992-06-23 | Kobe Steel Ltd | Screw compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2535530Y2 (en) | 1997-05-14 |