NO144434C - Skruepumpe. - Google Patents

Skruepumpe.

Info

Publication number
NO144434C
NO144434C NO770839A NO770839A NO144434C NO 144434 C NO144434 C NO 144434C NO 770839 A NO770839 A NO 770839A NO 770839 A NO770839 A NO 770839A NO 144434 C NO144434 C NO 144434C
Authority
NO
Norway
Prior art keywords
screw pump
pump
screw
Prior art date
Application number
NO770839A
Other languages
English (en)
Other versions
NO144434B (no
NO770839L (no
Inventor
Albert Anthony Zalis
Original Assignee
Houdaille Industries Inc
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 Houdaille Industries Inc filed Critical Houdaille Industries Inc
Publication of NO770839L publication Critical patent/NO770839L/no
Publication of NO144434B publication Critical patent/NO144434B/no
Publication of NO144434C publication Critical patent/NO144434C/no

Links

Classifications

    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or 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
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • F16J15/182—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with lubricating, cooling or draining means
    • F16J15/183—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with lubricating, cooling or draining means using a lantern ring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rotary Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Devices (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
NO770839A 1976-03-10 1977-03-09 Skruepumpe. NO144434C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/665,387 US4047858A (en) 1976-03-10 1976-03-10 Stuffing box for high density screw pump and pump incorporating same

Publications (3)

Publication Number Publication Date
NO770839L NO770839L (no) 1977-09-13
NO144434B NO144434B (no) 1981-05-18
NO144434C true NO144434C (no) 1981-08-26

Family

ID=24669908

Family Applications (1)

Application Number Title Priority Date Filing Date
NO770839A NO144434C (no) 1976-03-10 1977-03-09 Skruepumpe.

Country Status (8)

Country Link
US (1) US4047858A (no)
CA (1) CA1083419A (no)
DE (1) DE2710236C3 (no)
FI (1) FI60061C (no)
FR (1) FR2343903A1 (no)
GB (1) GB1524330A (no)
NO (1) NO144434C (no)
SE (1) SE7702664L (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19703115A1 (de) * 1997-01-29 1998-07-30 Danfoss As Hydraulische Flügelzellenmaschine
US6746147B2 (en) * 2002-01-28 2004-06-08 Spx Corporation Seal shaft shutoff device and method
US6742923B2 (en) * 2002-01-28 2004-06-01 Spx Corporation Seal shaft shutoff device and method
CA2568921C (en) * 2006-11-29 2011-08-09 Amik Oilfield Equipment And Rentals Ltd. Stuffing box for rotating rod
US9239114B2 (en) * 2012-11-05 2016-01-19 Parker-Hannifin Corporation Compressable sealing ring assembly
US10288080B2 (en) * 2015-12-29 2019-05-14 The Modern Group, Ltd. Pump seal lubricator
DE102016100957A1 (de) * 2016-01-20 2017-07-20 FRISTAM Pumpen Schaumburg GmbH Verdrängerpumpe
US11054036B2 (en) 2018-09-27 2021-07-06 Seal-Ryt Corp. Pillar lantern ring for a shaft sealing system
IT201800009944A1 (it) 2018-10-31 2020-05-01 Nova Rotors Srl "pompa volumetrica"
WO2021161067A1 (en) 2020-02-12 2021-08-19 Nova Rotors Srl Positive displacement pump
CN111365227A (zh) * 2020-04-24 2020-07-03 浙江博大泵业有限公司 一种带浮动衬套的双螺杆泵
US11073212B1 (en) * 2020-12-03 2021-07-27 John A. Kozel Packing cartridge and method of installation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US713411A (en) * 1901-01-19 1902-11-11 Carl Endruweit Yielding stuffing-box.
US816190A (en) * 1905-03-28 1906-03-27 Josef Sieger Stuffing-box.
US1005954A (en) * 1909-09-07 1911-10-17 Walter Fritz Stuffing-box for rotary parts.
US1990519A (en) * 1933-01-20 1935-02-12 Pacific Pump Works Packing structure for hot liquid pumps
GB588316A (en) * 1945-02-08 1947-05-20 Mather & Platt Ltd Improvements relating to stuffing boxes
US2624599A (en) * 1950-08-10 1953-01-06 Charles A Eaton Arrangement for flexible stuffing boxes
DE1109471B (de) * 1957-02-20 1961-06-22 Nandor Perlaki Dipl Ing Stopfbuechse mit Fluessigkeitsverschluss fuer senkrechte Wellen an abwechselnd unter UEberdruck und Vakuum arbeitenden chemischen Apparaten
US2985473A (en) * 1957-11-19 1961-05-23 Alan I Parker Floating seal
US3057665A (en) * 1960-06-24 1962-10-09 Warren Pumps Inc Pump
US3198582A (en) * 1962-09-12 1965-08-03 Warren Pumps Inc Screw pump
US3198132A (en) * 1964-01-17 1965-08-03 Warren Pumps Inc Pump

Also Published As

Publication number Publication date
NO144434B (no) 1981-05-18
SE7702664L (sv) 1977-09-11
DE2710236C3 (de) 1980-11-27
DE2710236A1 (de) 1977-09-22
FR2343903B1 (no) 1980-03-07
US4047858A (en) 1977-09-13
NO770839L (no) 1977-09-13
FI770682A (no) 1977-09-11
CA1083419A (en) 1980-08-12
DE2710236B2 (de) 1980-03-13
FI60061C (fi) 1981-11-10
GB1524330A (en) 1978-09-13
FR2343903A1 (fr) 1977-10-07
FI60061B (fi) 1981-07-31

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