FI49345C - Laite tiivistysraon tukkeutumisen estämiseksi etenkin jätevesipumpussa tai sentapaisessa. - Google Patents

Laite tiivistysraon tukkeutumisen estämiseksi etenkin jätevesipumpussa tai sentapaisessa.

Info

Publication number
FI49345C
FI49345C FI137572A FI137572A FI49345C FI 49345 C FI49345 C FI 49345C FI 137572 A FI137572 A FI 137572A FI 137572 A FI137572 A FI 137572A FI 49345 C FI49345 C FI 49345C
Authority
FI
Finland
Prior art keywords
sewage pump
sealing gap
preventing clogging
clogging
preventing
Prior art date
Application number
FI137572A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI49345B (fr
Inventor
Hannu Sarvanne
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI137572A priority Critical patent/FI49345C/fi
Priority to DE19732322772 priority patent/DE2322772C3/de
Priority to SE7306542A priority patent/SE391008B/xx
Priority to DK260173A priority patent/DK133395B/da
Priority to NO193673A priority patent/NO138296C/no
Priority to GB2260473A priority patent/GB1431189A/en
Priority to FR7317306A priority patent/FR2185275A5/fr
Publication of FI49345B publication Critical patent/FI49345B/fi
Application granted granted Critical
Publication of FI49345C publication Critical patent/FI49345C/fi

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
    • F04D29/08—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
    • 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
    • F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FI137572A 1972-05-15 1972-05-15 Laite tiivistysraon tukkeutumisen estämiseksi etenkin jätevesipumpussa tai sentapaisessa. FI49345C (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI137572A FI49345C (fi) 1972-05-15 1972-05-15 Laite tiivistysraon tukkeutumisen estämiseksi etenkin jätevesipumpussa tai sentapaisessa.
DE19732322772 DE2322772C3 (de) 1972-05-15 1973-05-05 Abwasserpumpe
SE7306542A SE391008B (sv) 1972-05-15 1973-05-09 Avloppsvattenpump
DK260173A DK133395B (da) 1972-05-15 1973-05-10 Centrifugalpumpe, især til spildevand.
NO193673A NO138296C (no) 1972-05-15 1973-05-10 Avloepsvannpumpe.
GB2260473A GB1431189A (en) 1972-05-15 1973-05-11 Pumps
FR7317306A FR2185275A5 (fr) 1972-05-15 1973-05-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI137572A FI49345C (fi) 1972-05-15 1972-05-15 Laite tiivistysraon tukkeutumisen estämiseksi etenkin jätevesipumpussa tai sentapaisessa.

Publications (2)

Publication Number Publication Date
FI49345B FI49345B (fr) 1975-01-31
FI49345C true FI49345C (fi) 1975-05-12

Family

ID=8505526

Family Applications (1)

Application Number Title Priority Date Filing Date
FI137572A FI49345C (fi) 1972-05-15 1972-05-15 Laite tiivistysraon tukkeutumisen estämiseksi etenkin jätevesipumpussa tai sentapaisessa.

Country Status (7)

Country Link
DE (1) DE2322772C3 (fr)
DK (1) DK133395B (fr)
FI (1) FI49345C (fr)
FR (1) FR2185275A5 (fr)
GB (1) GB1431189A (fr)
NO (1) NO138296C (fr)
SE (1) SE391008B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2612910A1 (de) * 1976-03-26 1977-09-29 Albert Blum Abwasserpumpe
JPS5269002A (en) * 1975-12-04 1977-06-08 Kubota Ltd Pump
DE3124309A1 (de) * 1981-06-20 1983-01-20 Albert 5204 Lohmar Blum "pumpenaggregat"
FI69683C (fi) * 1982-02-08 1986-03-10 Ahlstroem Oy Centrifugalpump foer vaetskor innehaollande fasta aemnen
FI73796C (fi) * 1984-06-06 1987-11-09 Sarlin Ab Oy E Excenterpar vid loephjulet i en pump.
SE466766B (sv) * 1989-04-27 1992-03-30 Flygt Ab Itt Centrifugalpump avsedd foer pumpning av vaetskor innehaallande fasta partiklar, exempelvis trasor och andra laangstraeckta foeremaal
EP0721546B1 (fr) * 1993-09-25 1998-12-02 KSB Aktiengesellschaft Turbomachine a usure par abrasion reduite
DE4431947A1 (de) * 1993-09-25 1995-03-30 Klein Schanzlin & Becker Ag Strömungsmaschine mit verringertem abrasiven Verschleiß
DE4338931C2 (de) * 1993-11-15 1996-09-05 Wilo Gmbh Verstopfungsfreie Kreiselpumpe
US8131226B1 (en) 2004-12-13 2012-03-06 Hitachi Metals, Ltd. Multi-band-high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same
DE102007001383A1 (de) * 2007-01-09 2008-07-10 Siemens Ag Kreiselpumpe mit einem in einem Gehäuse drehbar gelagerten Laufrad
EP2348220B1 (fr) * 2009-12-30 2015-07-08 Grundfos Management A/S Pompe submersible
SE536067C2 (sv) 2011-10-06 2013-04-23 Xylem Ip Holdings Llc Pump för pumpning av vätska innefattande fast material
CN103603823B (zh) * 2013-11-15 2016-01-13 广东技术师范学院 一种渣浆泵叶轮的支撑传动装置
CN104791284A (zh) * 2014-01-20 2015-07-22 江苏大学 一种污水泵闭式叶轮口环切割防堵装置
WO2016008008A1 (fr) * 2014-07-16 2016-01-21 Sykes Group Pty Ltd Partie de coupe destinée à une pompe, corps de pompe et pompe
CN106321510B (zh) * 2016-08-31 2020-03-06 泛仕达机电股份有限公司 一种后向离心叶轮
CN111550433A (zh) * 2020-05-15 2020-08-18 江苏大学 一种离心泵内具有导流叶片的密封环

Also Published As

Publication number Publication date
FR2185275A5 (fr) 1973-12-28
GB1431189A (en) 1976-04-07
FI49345B (fr) 1975-01-31
DE2322772C3 (de) 1975-09-04
DK133395B (da) 1976-05-10
DE2322772B2 (de) 1975-01-16
DK133395C (fr) 1976-10-04
DE2322772A1 (de) 1973-11-29
NO138296C (no) 1978-08-09
SE391008B (sv) 1977-01-31
NO138296B (no) 1978-05-02

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