CH556973A - Zentrifugalschaufelrad. - Google Patents

Zentrifugalschaufelrad.

Info

Publication number: CH556973A
Authority: CH; Switzerland
Prior art keywords: centrifugal impeller; impeller; centrifugal
Prior art date: 1971-08-02

Application number

CH1141872A

Other languages

English (en)

Original Assignee

Roth Roy E Co

Priority date (The priority date 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 date listed.)

1971-08-02

Filing date

1972-08-02

Publication date

1974-12-13

1972-08-02 Application filed by Roth Roy E Co filed Critical Roth Roy E Co

1974-12-13 Publication of CH556973A publication Critical patent/CH556973A/de

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
- F04D9/00—Priming; Preventing vapour lock
- F04D9/04—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock
- 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
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

CH1141872A 1971-08-02 1972-08-02 Zentrifugalschaufelrad. CH556973A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US16798871A	1971-08-02	1971-08-02

Publications (1)

Publication Number	Publication Date
CH556973A true CH556973A (de)	1974-12-13

Family

ID=22609622

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1141872A CH556973A (de)	1971-08-02	1972-08-02	Zentrifugalschaufelrad.

Country Status (9)

Country	Link
JP (1)	JPS4825204A (de)
BE (1)	BE787094A (de)
CA (1)	CA964115A (de)
CH (1)	CH556973A (de)
DE (1)	DE2238103A1 (de)
ES (1)	ES405423A1 (de)
GB (1)	GB1379115A (de)
IT (1)	IT961787B (de)
NL (1)	NL7210590A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS52144113A (en) *	1976-05-26	1977-12-01	Giken Koei Kk	Continuous underground wall construction method
JPS60134891U (ja) *	1984-02-20	1985-09-07	三浦工業株式会社	温水ポンプ
DE3425656C2 (de) *	1984-07-12	1994-12-08	Sero Pumpenfabrik Gmbh	Kreiselpumpe
GB8712575D0 (en) *	1987-05-28	1987-07-01	Powered Shower System Ltd	Pump
CN103032378A (zh) *	2011-09-29	2013-04-10	姜堰市德华船用泵业制造有限公司	卧式自吸离心旋涡组合泵
RU2521527C1 (ru) *	2013-02-11	2014-06-27	Федеральное государственное унитарное предприятие "Научно-производственное предприятие "Исток" (ФГУП "НПП "Исток")	Центробежно-вихревой двухступенчатый насос
CN114396383A (zh) *	2022-01-10	2022-04-26	成都凯天电子股份有限公司	一种油汽混输系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2984189A (en) *	1958-08-07	1961-05-16	Worthington Corp	Inducer for a rotating pump

1972
- 1972-07-25 CA CA147,861A patent/CA964115A/en not_active Expired
- 1972-07-25 GB GB3474872A patent/GB1379115A/en not_active Expired
- 1972-07-31 IT IT5188572A patent/IT961787B/it active
- 1972-08-01 ES ES405423A patent/ES405423A1/es not_active Expired
- 1972-08-01 JP JP7724972A patent/JPS4825204A/ja active Pending
- 1972-08-02 DE DE19722238103 patent/DE2238103A1/de active Pending
- 1972-08-02 CH CH1141872A patent/CH556973A/de not_active IP Right Cessation
- 1972-08-02 NL NL7210590A patent/NL7210590A/xx not_active Application Discontinuation
- 1972-08-02 BE BE787094A patent/BE787094A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
ES405423A1 (es)	1975-09-01
CA964115A (en)	1975-03-11
BE787094A (fr)	1972-12-01
DE2238103A1 (de)	1973-02-15
AU4506672A (en)	1974-01-31
JPS4825204A (de)	1973-04-02
IT961787B (it)	1973-12-10
GB1379115A (en)	1975-01-02
NL7210590A (de)	1973-02-06

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Legal Events

Date	Code	Title	Description
1975-05-30	PL	Patent ceased