CH525392A - Pump unit without stuffing box - Google Patents

Pump unit without stuffing box

Info

Publication number
CH525392A
CH525392A CH1247471A CH1247471A CH525392A CH 525392 A CH525392 A CH 525392A CH 1247471 A CH1247471 A CH 1247471A CH 1247471 A CH1247471 A CH 1247471A CH 525392 A CH525392 A CH 525392A
Authority
CH
Switzerland
Prior art keywords
pump unit
stuffing box
stuffing
box
pump
Prior art date
Application number
CH1247471A
Other languages
German (de)
Inventor
Volz Hermann
Original Assignee
Allweiler 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
Priority claimed from DE19702044295 external-priority patent/DE2044295A1/en
Priority claimed from DE19702044335 external-priority patent/DE2044335C3/en
Application filed by Allweiler Ag filed Critical Allweiler Ag
Publication of CH525392A publication Critical patent/CH525392A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F04C2/165—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type having more than two rotary pistons with parallel axes
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/132—Submersible electric motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1247471A 1970-09-08 1971-08-25 Pump unit without stuffing box CH525392A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702044295 DE2044295A1 (en) 1970-09-08 1970-09-08 Pump unit without stuffing box
DE19702044335 DE2044335C3 (en) 1970-09-08 Motor pump unit without stuffing box

Publications (1)

Publication Number Publication Date
CH525392A true CH525392A (en) 1972-07-15

Family

ID=25759693

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1247471A CH525392A (en) 1970-09-08 1971-08-25 Pump unit without stuffing box

Country Status (2)

Country Link
US (1) US3790309A (en)
CH (1) CH525392A (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
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US3922114A (en) * 1974-07-19 1975-11-25 Dunham Bush Inc Hermetic rotary helical screw compressor with improved oil management
US4207033A (en) * 1976-12-06 1980-06-10 Trw Inc. Pump and motor assembly for use in regulating a flow of fuel from a source of fuel to an operating chamber of an engine of a vehicle
US4198191A (en) * 1978-04-07 1980-04-15 General Electric Company Vaporization cooled dielectric fluid pump
DE3245973A1 (en) * 1982-12-11 1984-06-14 Allweiler Ag, 7760 Radolfzell ENGINE PUMP UNIT
US4747757A (en) * 1986-11-26 1988-05-31 Haentjens Walter D Submersible mixing pump
US5044896A (en) * 1988-10-31 1991-09-03 Wilo-Werk Gmbh & Co. Pumpen - Und Apparatebau Split tube centrifugal pump
US5007808A (en) * 1989-12-15 1991-04-16 Carrier Corporation Slotted rotor lubrication system
US5118466A (en) * 1990-03-12 1992-06-02 Westinghouse Electric Corp. Nuclear reactor coolant pump with internal self-cooling arrangement
DE4234429A1 (en) * 1992-10-13 1994-04-14 Rexroth Mannesmann Gmbh Motor-pump unit - includes displacement pump having pump shaft located inside pump housing and electric motor positioned inside motor housing and motor shaft located in this housing connected detachably with pump shaft
US5873710A (en) * 1997-01-27 1999-02-23 Copeland Corporation Motor spacer for hermetic motor-compressor
EP1102935B1 (en) * 1998-08-06 2003-01-08 Automotive Motion Technology Limited A motor driven pump
US6309187B1 (en) 1999-03-17 2001-10-30 Visteon Global Technologies, Inc. Hydraulic gear pump power pack for a power steering system with an integral pressure wave attenuator for fluid noise reduction
US6183213B1 (en) 1999-03-17 2001-02-06 Visteon Global Technologies, Inc. Hydraulic gear pump power pack for a power steering system with separate flow paths for fluid noise reduction
US6305919B1 (en) 1999-08-24 2001-10-23 Visteon Global Technologies, Inc. Hydraulic pump housing with an integral dampener chamber
US6257364B1 (en) 2000-01-20 2001-07-10 Ford Global Technologies, Inc. Submersible electro-hydraulic powerpack for underhood automotive steering applications
EP1287260A1 (en) * 2000-06-08 2003-03-05 Powercell Corporation Submersible electrolyte circulation system
AUPR369901A0 (en) * 2001-03-13 2001-04-12 Davey Products Pty Ltd Improved pump
KR100395956B1 (en) * 2001-05-18 2003-08-27 주식회사 엘지이아이 Oil Pumping apparatus for hermetic compressor
US6634870B2 (en) 2002-01-03 2003-10-21 Tecumseh Products Company Hermetic compressor having improved motor cooling
JP2003314469A (en) * 2002-04-24 2003-11-06 Matsushita Electric Ind Co Ltd Refrigerant pump
GB2401396A (en) * 2003-05-08 2004-11-10 Automotive Motion Tech Ltd Pump assembly
GB2401397B (en) * 2003-05-08 2006-08-16 Automotive Motion Tech Ltd Pump assembly
JP2004360677A (en) * 2003-05-14 2004-12-24 Matsushita Electric Ind Co Ltd Coolant pump
JP4372511B2 (en) * 2003-10-17 2009-11-25 トヨタ自動車株式会社 Supercharger with rotating electric machine having a cylindrical member extending between bearings
US7182583B2 (en) * 2004-02-06 2007-02-27 Sauer-Danfoss Inc. Electro-hydraulic power unit with a rotary cam hydraulic power unit
AT501235B1 (en) * 2004-11-23 2006-12-15 Hoerbiger Automatisierungstech HYDRAULIC COMBINATION UNIT
AU2006329387B2 (en) * 2005-12-28 2010-10-28 Daikin Industries, Ltd. Compressor
DE102007021720B4 (en) * 2007-05-09 2014-01-23 Siemens Aktiengesellschaft Compressor system for underwater use in the offshore sector
US8136618B2 (en) * 2009-01-21 2012-03-20 The Raymond Corporation Cyclonic motor cooling for material handling vehicles
US8668467B2 (en) 2009-07-16 2014-03-11 Parker Hannifin Corporation Integrated fluid handling apparatus
BE1020312A3 (en) * 2012-02-28 2013-07-02 Atlas Copco Airpower Nv COMPRESSOR DEVICE, AS WELL AS USE OF SUCH SET-UP.
BE1020311A3 (en) 2012-02-28 2013-07-02 Atlas Copco Airpower Nv SCREW COMPRESSOR.
US11015602B2 (en) 2012-02-28 2021-05-25 Atlas Copco Airpower, Naamloze Vennootschap Screw compressor
DE102014000364A1 (en) * 2014-01-16 2015-07-16 Man Truck & Bus Ag Electric machine for a vehicle, in particular for a utility vehicle, and method for protection against penetrating water
JP2016044674A (en) * 2014-08-22 2016-04-04 日本電産株式会社 Dynamic pressure bearing pump
JP6982380B2 (en) * 2016-03-08 2021-12-17 コベルコ・コンプレッサ株式会社 Screw compressor
DE102020206493A1 (en) * 2020-05-25 2021-11-25 Hyundai Motor Company Fuel pump for a liquid fuel injection system of a motor vehicle
IT202000021280A1 (en) * 2020-09-09 2022-03-09 Metelli S P A MULTI-SCREW PUMP FOR COOLING CIRCUITS
DE102021133106A1 (en) * 2021-12-14 2023-06-15 Leistritz Pumpen Gmbh screw pump

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA687495A (en) * 1964-05-26 Fostoria Corporation Motor driven pumps
US1631592A (en) * 1926-09-01 1927-06-07 Hill Compressor & Pump Company Rotary pumping machine
US2225338A (en) * 1937-05-13 1940-12-17 Gen Electric Immersion pump arrangement
US2394517A (en) * 1943-02-16 1946-02-05 Singer Mfg Co Cooling means for dynamoelectric machines
US2460371A (en) * 1947-03-31 1949-02-01 Carter Carburetor Corp Motor cooling means
US2583583A (en) * 1948-10-20 1952-01-29 John R Mangan Compressor pump
US2969908A (en) * 1953-04-27 1961-01-31 Garrett Corp Impulse axial-flow compressor
US2924181A (en) * 1957-05-13 1960-02-09 Laval Steam Turbine Co Screw pumps or motors
GB834689A (en) * 1957-06-03 1960-05-11 Lucas Industries Ltd Rotary fuel pumps
US3146605A (en) * 1961-06-02 1964-09-01 Carrier Corp Apparatus for cooling a refrigeration system motor
US3247580A (en) * 1962-05-09 1966-04-26 Laval Turbine Method of making screw pumps
US3263619A (en) * 1965-10-04 1966-08-02 Laval Turbine Motor-pump unit
US3514225A (en) * 1967-06-21 1970-05-26 Tokyo Shibaura Electric Co Motor driven compressors for refrigerating machines
DE1901759C3 (en) * 1969-01-15 1975-04-30 Allweiler Ag, 7760 Radolfzell Device for absorbing the gearing thrust and the hydraulic axial thrust on the spindles of screw pumps
US3618337A (en) * 1970-06-22 1971-11-09 Carrier Corp Hermetic refrigeration compressor

Also Published As

Publication number Publication date
US3790309A (en) 1974-02-05

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Legal Events

Date Code Title Description
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