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DE3022010A1 - PLASTIC WHEEL WITH THROTTLE GAPS - Google Patents

PLASTIC WHEEL WITH THROTTLE GAPS

Info

Publication number
DE3022010A1
DE3022010A1 DE3022010A DE3022010A DE3022010A1 DE 3022010 A1 DE3022010 A1 DE 3022010A1 DE 3022010 A DE3022010 A DE 3022010A DE 3022010 A DE3022010 A DE 3022010A DE 3022010 A1 DE3022010 A1 DE 3022010A1
Authority
DE
Germany
Prior art keywords
plastic wheel
throttle gaps
throttle
gaps
wheel
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
Application number
DE3022010A
Other languages
German (de)
Other versions
DE3022010C2 (en
Inventor
Wolfgang Hanagarth
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Klein Schanzlin and Becker AG
Original Assignee
Klein Schanzlin and Becker AG
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.)
Filing date
Publication date
Application filed by Klein Schanzlin and Becker AG filed Critical Klein Schanzlin and Becker AG
Priority to DE3022010A priority Critical patent/DE3022010C2/en
Priority to FR8111297A priority patent/FR2484563A1/en
Priority to IT22240/81A priority patent/IT1137087B/en
Publication of DE3022010A1 publication Critical patent/DE3022010A1/en
Application granted granted Critical
Publication of DE3022010C2 publication Critical patent/DE3022010C2/en
Expired legal-status Critical Current

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
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE3022010A 1980-06-12 1980-06-12 Plastic impeller with throttle gaps Expired DE3022010C2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE3022010A DE3022010C2 (en) 1980-06-12 1980-06-12 Plastic impeller with throttle gaps
FR8111297A FR2484563A1 (en) 1980-06-12 1981-06-09 Plastics rotor for pump has integrally moulded sealing ridges - of small radial height permitting easy ejection from mould
IT22240/81A IT1137087B (en) 1980-06-12 1981-06-10 IMPELLER IN ARTIFICIAL MATERIAL WITH CHOKING SLITS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3022010A DE3022010C2 (en) 1980-06-12 1980-06-12 Plastic impeller with throttle gaps

Publications (2)

Publication Number Publication Date
DE3022010A1 true DE3022010A1 (en) 1981-12-17
DE3022010C2 DE3022010C2 (en) 1985-03-07

Family

ID=6104426

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3022010A Expired DE3022010C2 (en) 1980-06-12 1980-06-12 Plastic impeller with throttle gaps

Country Status (3)

Country Link
DE (1) DE3022010C2 (en)
FR (1) FR2484563A1 (en)
IT (1) IT1137087B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4209490A1 (en) * 1992-03-24 1993-09-30 Licentia Gmbh Liquid pump esp. circulating pump for rinsing liquid in dishwasher - has pump impeller of plastic and its blades on one side are arranged on closed circular disc and on other side covered with circular ring disc with central opening

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8613676U1 (en) * 1986-05-21 1986-08-07 TRW Pleuger Unterwasserpumpen GmbH, 2000 Hamburg Centrifugal pump with wear rings for impellers
IT1240003B (en) * 1990-04-24 1993-11-27 Nuovopignone-Industrie Meccaniche Efonderia IMPROVEMENTS IN A TOROIDAL CHAMBER REGENERATIVE TYPE COMPRESSOR
US5709528A (en) * 1996-12-19 1998-01-20 Varian Associates, Inc. Turbomolecular vacuum pumps with low susceptiblity to particulate buildup
CN105604974A (en) * 2015-12-29 2016-05-25 西安航天动力研究所 Centrifugal pump impeller sealing structure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3107627A (en) * 1958-06-27 1963-10-22 Stalker Corp Rotor for radial flow pumping means
DE1503248A1 (en) * 1964-11-21 1969-05-08 Alfa Romeo Societa Per Azioni Impeller for rotating power and work machines
FR2406105A1 (en) * 1977-10-14 1979-05-11 Pompes Essa Mico Centrifugal pump proof against high temperature corrosive liquids - uses fluorinated polymers for wheel and protection of metal

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3107627A (en) * 1958-06-27 1963-10-22 Stalker Corp Rotor for radial flow pumping means
DE1503248A1 (en) * 1964-11-21 1969-05-08 Alfa Romeo Societa Per Azioni Impeller for rotating power and work machines
FR2406105A1 (en) * 1977-10-14 1979-05-11 Pompes Essa Mico Centrifugal pump proof against high temperature corrosive liquids - uses fluorinated polymers for wheel and protection of metal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4209490A1 (en) * 1992-03-24 1993-09-30 Licentia Gmbh Liquid pump esp. circulating pump for rinsing liquid in dishwasher - has pump impeller of plastic and its blades on one side are arranged on closed circular disc and on other side covered with circular ring disc with central opening

Also Published As

Publication number Publication date
FR2484563A1 (en) 1981-12-18
IT8122240A0 (en) 1981-06-10
DE3022010C2 (en) 1985-03-07
IT1137087B (en) 1986-09-03

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee