DK142977A - SLIDING SEAL FOR THE SHAFT OF A ROTARY MACHINE NAMELY A CENTRIFUGAL PUMP - Google Patents

SLIDING SEAL FOR THE SHAFT OF A ROTARY MACHINE NAMELY A CENTRIFUGAL PUMP

Info

Publication number
DK142977A
DK142977A DK142977A DK142977A DK142977A DK 142977 A DK142977 A DK 142977A DK 142977 A DK142977 A DK 142977A DK 142977 A DK142977 A DK 142977A DK 142977 A DK142977 A DK 142977A
Authority
DK
Denmark
Prior art keywords
shaft
centrifugal pump
rotary machine
sliding seal
machine namely
Prior art date
Application number
DK142977A
Other languages
Danish (da)
Other versions
DK143146C (en
DK143146B (en
Inventor
F Pracht
H Denda
Original Assignee
Wernert Pumpen Gmbh
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 Wernert Pumpen Gmbh filed Critical Wernert Pumpen Gmbh
Publication of DK142977A publication Critical patent/DK142977A/en
Publication of DK143146B publication Critical patent/DK143146B/en
Application granted granted Critical
Publication of DK143146C publication Critical patent/DK143146C/en

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
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanical Sealing (AREA)
DK142977A 1976-04-10 1977-03-31 Sliding seal for the shaft of a centrifugal pump DK143146C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2615743 1976-04-10
DE2615743A DE2615743C2 (en) 1976-04-10 1976-04-10 Mechanical seal for the shaft of centrifugal pumps

Publications (3)

Publication Number Publication Date
DK142977A true DK142977A (en) 1977-10-11
DK143146B DK143146B (en) 1981-06-29
DK143146C DK143146C (en) 1981-11-16

Family

ID=5975033

Family Applications (1)

Application Number Title Priority Date Filing Date
DK142977A DK143146C (en) 1976-04-10 1977-03-31 Sliding seal for the shaft of a centrifugal pump

Country Status (12)

Country Link
AT (1) AT348873B (en)
BE (1) BE853109A (en)
CH (1) CH620970A5 (en)
DE (1) DE2615743C2 (en)
DK (1) DK143146C (en)
FI (1) FI64449C (en)
FR (1) FR2347589A1 (en)
GB (1) GB1535678A (en)
IT (1) IT1084470B (en)
NL (1) NL7703793A (en)
NO (1) NO149217C (en)
SE (1) SE429466B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909933A1 (en) * 1979-03-14 1980-09-25 Maschf Augsburg Nuernberg Ag DEVICE FOR COOLING AND RINSING THE AXIAL GASKET FOR A LEAF WHEEL OF WATER PUMPS
FR2503822B1 (en) * 1981-04-10 1985-08-09 Cefilac DYNAMIC SEAL FOR SEALING A SHAFT THROUGH A WALL
US4621975A (en) * 1984-10-25 1986-11-11 Graco Inc. Centrifugal pump seal
US6929449B2 (en) * 2003-04-25 2005-08-16 Electro-Motive Diesel, Inc. Diesel engine water pump with improved oil control
CN103352873B (en) * 2013-07-30 2016-04-13 强胜精密机械(苏州)有限公司 The spiral flow constant-pressure pump improved
DE102015216192A1 (en) * 2015-08-25 2017-03-02 Magna Powertrain Bad Homburg GmbH Assembly with mechanical seal
JP2020041470A (en) * 2018-09-10 2020-03-19 トヨタ自動車株式会社 compressor
CN109611374A (en) * 2019-01-14 2019-04-12 北京星际荣耀空间科技有限公司 A kind of cryogenic liquid rocket engine turbopump sandwich type labyrinth seal structure

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD82645A (en) *
GB529363A (en) * 1939-05-30 1940-11-19 Alfred Smith Improvements in or relating to sealing glands
US2646296A (en) * 1944-06-14 1953-07-21 Destoumieux Paul Packing for use between rotatable and fixed parts
GB648814A (en) * 1946-09-03 1951-01-10 Crane Packing Ltd Improvements relating to fluid-tight sealing means between rotary and non-rotary members
US2599034A (en) * 1947-10-09 1952-06-03 Crane Packing Ltd Sealing means between rotating and nonrotating machine parts
AT181186B (en) * 1952-04-17 1955-02-25 Karl Wernert Device for sealing a shaft duct
NL266682A (en) * 1960-07-05
DE1187081B (en) * 1960-07-05 1965-02-11 Jovan Utvitch Mechanical seal
US3532025A (en) * 1968-10-01 1970-10-06 Gleason Works Ratio-change and set-over mechanism in bevel gear making machines
DE6602954U (en) * 1969-06-21 1969-07-10 Wernert & Co K G Fa H SLIP RING SEAL FOR THE SHAFTS OF CENTRIFUGAL MACHINES.
FR2102890A6 (en) * 1970-08-27 1972-04-07 Gueytron Jean Claude
FR2182272A5 (en) * 1972-04-24 1973-12-07 Peugeot & Renault
DE2411055C2 (en) * 1974-03-08 1983-01-13 Bernard Victor Mansfield Nottinghamshire Cadman Sealing arrangement for shafts

Also Published As

Publication number Publication date
DK143146C (en) 1981-11-16
CH620970A5 (en) 1980-12-31
NO771185L (en) 1977-10-11
NO149217C (en) 1984-03-07
DK143146B (en) 1981-06-29
FI770903A (en) 1977-10-11
SE7703268L (en) 1977-10-11
GB1535678A (en) 1978-12-13
FI64449C (en) 1983-11-10
SE429466B (en) 1983-09-05
AT348873B (en) 1979-03-12
ATA207077A (en) 1978-07-15
FR2347589B1 (en) 1983-06-10
IT1084470B (en) 1985-05-25
FI64449B (en) 1983-07-29
FR2347589A1 (en) 1977-11-04
BE853109A (en) 1977-07-18
DE2615743A1 (en) 1977-10-20
DE2615743C2 (en) 1984-07-12
NO149217B (en) 1983-11-28
NL7703793A (en) 1977-10-12

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Legal Events

Date Code Title Description
PUP Patent expired
PUP Patent expired