GR74748B - - Google Patents
Info
- Publication number
- GR74748B GR74748B GR67406A GR820167406A GR74748B GR 74748 B GR74748 B GR 74748B GR 67406 A GR67406 A GR 67406A GR 820167406 A GR820167406 A GR 820167406A GR 74748 B GR74748 B GR 74748B
- Authority
- GR
- Greece
- Prior art keywords
- pattern
- sand
- vanes
- hub
- web
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Knives (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8105064A FR2501802B1 (fr) | 1981-03-13 | 1981-03-13 | Roue a aubes et outillages et procedes pour les fabriquer par moulage |
Publications (1)
Publication Number | Publication Date |
---|---|
GR74748B true GR74748B (ja) | 1984-07-11 |
Family
ID=9256220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR67406A GR74748B (ja) | 1981-03-13 | 1982-02-24 |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0061947B1 (ja) |
JP (1) | JPS57168094A (ja) |
AT (1) | ATE19813T1 (ja) |
BE (1) | BE892411A (ja) |
CH (1) | CH647582A5 (ja) |
DE (1) | DE3271106D1 (ja) |
ES (1) | ES509988A0 (ja) |
FR (1) | FR2501802B1 (ja) |
GB (1) | GB2094896B (ja) |
GR (1) | GR74748B (ja) |
IT (1) | IT1157639B (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63136279U (ja) * | 1987-02-26 | 1988-09-07 | ||
FR2703111B1 (fr) * | 1993-03-25 | 1995-06-30 | Ozen Sa | Rotor pour pompe comportant deux pieces assemblees par soudure, obtenues par moulage par injection de materiaux thermoplastiques, et procede de fabrication d'un tel rotor . |
GB9620633D0 (en) * | 1996-10-03 | 1996-11-20 | Elta Fans Ltd | Improvements relating to fans |
KR100633632B1 (ko) * | 1998-12-23 | 2006-10-11 | 제트팬 테크놀러지 리미티드 | 팬 제조용 몰드 |
US6663347B2 (en) | 2001-06-06 | 2003-12-16 | Borgwarner, Inc. | Cast titanium compressor wheel |
US7857577B2 (en) | 2007-02-20 | 2010-12-28 | Schlumberger Technology Corporation | System and method of pumping while reducing secondary flow effects |
US20090297344A1 (en) * | 2008-05-30 | 2009-12-03 | Controlled Power Technologies Limited | Rotors and manufacturing methods for rotors |
DE102011011574B4 (de) * | 2011-02-09 | 2015-04-02 | Voith Patent Gmbh | Verfahren zum Gießen eines Schaufelrads |
CN103551521B (zh) * | 2013-11-14 | 2015-07-29 | 宁夏共享集团有限责任公司 | 一种导向叶片铸件的铸造方法 |
CN103736932A (zh) * | 2013-11-27 | 2014-04-23 | 江苏凯特汽车部件有限公司 | 一种组合式汽车铝合金车轮模芯 |
CN114951554B (zh) * | 2022-06-07 | 2024-06-21 | 成都金顶精密铸造有限公司 | 一种空压机阴阳转子的浇筑模具系统 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1378524A (en) * | 1920-08-19 | 1921-05-17 | Stanley S Turner | Core-box for pistons |
DE414518C (de) * | 1920-10-27 | 1925-06-05 | Cameron Steam Pump Works As | Laufrad fuer Hochdruckschleuderpumpen |
CH301112A (de) * | 1950-10-27 | 1954-08-31 | Maschf Augsburg Nuernberg Ag | Laufrad für Zentrifugallüfter mit axialem Eintritt und radialem Austritt. |
US3206807A (en) * | 1964-10-29 | 1965-09-21 | Worthington Corp | Method of and means for making cores for impellers of the francis type |
US3837612A (en) * | 1973-06-01 | 1974-09-24 | Red Jacket Mfg Co | Mold apparatus for mixed flow impeller |
US4231413A (en) * | 1979-02-27 | 1980-11-04 | Graham Bretzger | Assembly for and method of making mold and casting of one-piece impellers |
-
1981
- 1981-03-13 FR FR8105064A patent/FR2501802B1/fr not_active Expired
-
1982
- 1982-02-22 CH CH1071/82A patent/CH647582A5/fr not_active IP Right Cessation
- 1982-02-24 GR GR67406A patent/GR74748B/el unknown
- 1982-02-24 IT IT12449/82A patent/IT1157639B/it active
- 1982-03-01 ES ES509988A patent/ES509988A0/es active Granted
- 1982-03-05 AT AT82400385T patent/ATE19813T1/de not_active IP Right Cessation
- 1982-03-05 EP EP82400385A patent/EP0061947B1/fr not_active Expired
- 1982-03-05 DE DE8282400385T patent/DE3271106D1/de not_active Expired
- 1982-03-08 BE BE6/47620A patent/BE892411A/fr not_active IP Right Cessation
- 1982-03-12 JP JP57038197A patent/JPS57168094A/ja active Granted
- 1982-03-15 GB GB8207445A patent/GB2094896B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2501802A1 (fr) | 1982-09-17 |
BE892411A (fr) | 1982-09-08 |
GB2094896B (en) | 1985-09-04 |
ES8402395A1 (es) | 1984-02-16 |
CH647582A5 (fr) | 1985-01-31 |
IT1157639B (it) | 1987-02-18 |
GB2094896A (en) | 1982-09-22 |
JPS57168094A (en) | 1982-10-16 |
IT8212449A0 (it) | 1982-02-24 |
ATE19813T1 (de) | 1986-05-15 |
JPH0235879B2 (ja) | 1990-08-14 |
EP0061947A1 (fr) | 1982-10-06 |
DE3271106D1 (en) | 1986-06-19 |
FR2501802B1 (fr) | 1985-06-07 |
EP0061947B1 (fr) | 1986-05-14 |
ES509988A0 (es) | 1984-02-16 |
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