CN100360808C - 一种不等齿数的大流量高压三螺杆泵的螺杆齿形 - Google Patents
一种不等齿数的大流量高压三螺杆泵的螺杆齿形 Download PDFInfo
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- CN100360808C CN100360808C CNB200510060974XA CN200510060974A CN100360808C CN 100360808 C CN100360808 C CN 100360808C CN B200510060974X A CNB200510060974X A CN B200510060974XA CN 200510060974 A CN200510060974 A CN 200510060974A CN 100360808 C CN100360808 C CN 100360808C
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- Prior art keywords
- screw
- tooth
- double threaded
- camber line
- circular arc
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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB200510060974XA CN100360808C (zh) | 2005-09-30 | 2005-09-30 | 一种不等齿数的大流量高压三螺杆泵的螺杆齿形 |
Applications Claiming Priority (1)
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CNB200510060974XA CN100360808C (zh) | 2005-09-30 | 2005-09-30 | 一种不等齿数的大流量高压三螺杆泵的螺杆齿形 |
Publications (2)
Publication Number | Publication Date |
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CN1743675A CN1743675A (zh) | 2006-03-08 |
CN100360808C true CN100360808C (zh) | 2008-01-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB200510060974XA Expired - Fee Related CN100360808C (zh) | 2005-09-30 | 2005-09-30 | 一种不等齿数的大流量高压三螺杆泵的螺杆齿形 |
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CN (1) | CN100360808C (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101793251A (zh) * | 2010-03-15 | 2010-08-04 | 西安交通大学 | 一种对称串联式三转子螺杆压缩机 |
CN103994070A (zh) * | 2014-05-22 | 2014-08-20 | 威海智德真空科技有限公司 | 螺杆真空泵及压缩机的转子星系布局结构 |
CN106989021B (zh) * | 2017-06-08 | 2019-07-05 | 中国石油大学(华东) | 一种全光滑的三螺杆泵螺杆转子 |
CN110552879B (zh) * | 2019-09-29 | 2024-05-24 | 陈行 | 一种四螺杆泵 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4773837A (en) * | 1985-06-24 | 1988-09-27 | Kawasaki Jukogyo Kabushiki Kaisha | Screw pump |
JP2589972B2 (ja) * | 1984-03-28 | 1997-03-12 | ソシエテ・アノニム・デー・ベー・アー | スクリュ圧縮機 |
JPH09264277A (ja) * | 1996-03-27 | 1997-10-07 | Tochigi Fuji Ind Co Ltd | ルーツ式流体機械 |
CN1166869A (zh) * | 1995-10-30 | 1997-12-03 | 大卫·N·肖 | 多转子螺旋压缩机 |
JP2001073959A (ja) * | 1999-08-31 | 2001-03-21 | Shigeyoshi Osada | ねじポンプ |
CN1584337A (zh) * | 2004-06-14 | 2005-02-23 | 浙江大学 | 一种双螺杆空气压缩机的螺杆齿形 |
-
2005
- 2005-09-30 CN CNB200510060974XA patent/CN100360808C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2589972B2 (ja) * | 1984-03-28 | 1997-03-12 | ソシエテ・アノニム・デー・ベー・アー | スクリュ圧縮機 |
US4773837A (en) * | 1985-06-24 | 1988-09-27 | Kawasaki Jukogyo Kabushiki Kaisha | Screw pump |
CN1166869A (zh) * | 1995-10-30 | 1997-12-03 | 大卫·N·肖 | 多转子螺旋压缩机 |
JPH09264277A (ja) * | 1996-03-27 | 1997-10-07 | Tochigi Fuji Ind Co Ltd | ルーツ式流体機械 |
JP2001073959A (ja) * | 1999-08-31 | 2001-03-21 | Shigeyoshi Osada | ねじポンプ |
CN1584337A (zh) * | 2004-06-14 | 2005-02-23 | 浙江大学 | 一种双螺杆空气压缩机的螺杆齿形 |
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Publication number | Publication date |
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CN1743675A (zh) | 2006-03-08 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG FOUNDER MOTOR Co.,Ltd. Assignor: Chen Xing|Chen Guangliang Contract fulfillment period: 2009.4.12 to 2014.4.11 Contract record no.: 2009330000726 Denomination of invention: Unequal-tooth-number screw profile for high-flow high-pressure three-screw pump Granted publication date: 20080109 License type: Exclusive license Record date: 20090420 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.4.12 TO 2014.4.11; CHANGE OF CONTRACT Name of requester: ZHEJIANG PROV FANGZHENG ELECTRIC CO., LTD. Effective date: 20090420 |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20210930 |