IT7869134A0 - Macchina idraulica a viti - Google Patents

Macchina idraulica a viti

Info

Publication number
IT7869134A0
IT7869134A0 IT7869134A IT6913478A IT7869134A0 IT 7869134 A0 IT7869134 A0 IT 7869134A0 IT 7869134 A IT7869134 A IT 7869134A IT 6913478 A IT6913478 A IT 6913478A IT 7869134 A0 IT7869134 A0 IT 7869134A0
Authority
IT
Italy
Prior art keywords
screw machine
hydraulic screw
hydraulic
machine
screw
Prior art date
Application number
IT7869134A
Other languages
English (en)
Other versions
IT1107895B (it
Original Assignee
Imo Industri Ab
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 Imo Industri Ab filed Critical Imo Industri Ab
Publication of IT7869134A0 publication Critical patent/IT7869134A0/it
Application granted granted Critical
Publication of IT1107895B publication Critical patent/IT1107895B/it

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49236—Fluid pump or compressor making
    • Y10T29/49242—Screw or gear type, e.g., Moineau type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
IT69134/78A 1977-09-15 1978-09-15 Macchina idraulica a viti IT1107895B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7710357A SE407839B (sv) 1977-09-15 1977-09-15 Skruvmaskin

Publications (2)

Publication Number Publication Date
IT7869134A0 true IT7869134A0 (it) 1978-09-15
IT1107895B IT1107895B (it) 1985-12-02

Family

ID=20332273

Family Applications (2)

Application Number Title Priority Date Filing Date
IT7853707U IT7853707V0 (it) 1977-09-15 1978-09-15 Macchina idraulica a viti
IT69134/78A IT1107895B (it) 1977-09-15 1978-09-15 Macchina idraulica a viti

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT7853707U IT7853707V0 (it) 1977-09-15 1978-09-15 Macchina idraulica a viti

Country Status (12)

Country Link
US (1) US4242067A (it)
JP (2) JPS5451005A (it)
AT (1) AT355428B (it)
CH (1) CH630703A5 (it)
DE (1) DE2839744C3 (it)
FR (1) FR2403472A1 (it)
GB (1) GB2004327B (it)
IT (2) IT7853707V0 (it)
NL (1) NL7809178A (it)
PL (1) PL112855B1 (it)
SE (1) SE407839B (it)
SU (1) SU1123551A3 (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3245973A1 (de) * 1982-12-11 1984-06-14 Allweiler Ag, 7760 Radolfzell Motorpumpenaggregat
SE463682B (sv) * 1984-06-20 1991-01-07 Imo Ab Hydraulisk skruvmaskin, foeretraedesvis utnyttjad som pump avsedd att nedsaenkas i ett borrhaal
SE462343B (sv) * 1985-12-10 1990-06-11 Svenska Rotor Maskiner Ab Skruvkompressor foer intermittent drift
GB2200166B (en) * 1986-12-24 1991-08-14 Flux Geraete Gmbh Pump and method for the assembly thereof
US5653585A (en) * 1993-01-11 1997-08-05 Fresco; Anthony N. Apparatus and methods for cooling and sealing rotary helical screw compressors
NL9400708A (nl) * 1994-04-29 1995-12-01 Houttuin Technology N V Werkwijze en inrichting voor het oppompen van vloeistof uit de aardkorst.
US6434960B1 (en) 2001-07-02 2002-08-20 Carrier Corporation Variable speed drive chiller system
FR2828717A1 (fr) * 2001-08-16 2003-02-21 Michelin Soc Tech Pompe a engrenage
US6599112B2 (en) 2001-10-19 2003-07-29 Imperial Research Llc Offset thread screw rotor device
KR100966898B1 (ko) * 2008-08-04 2010-06-30 황금택 무소음 가압 송풍기
DE102013102031B4 (de) * 2013-03-01 2016-05-12 Netzsch Pumpen & Systeme Gmbh Aus wenigstens zwei Teilen gebildete Schraubenspindelpumpe
DE102021101111A1 (de) * 2021-01-20 2022-07-21 Netzsch Pumpen & Systeme Gmbh Schraubenspindelpumpe

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1620261A (en) * 1924-06-11 1927-03-08 Laval Steam Turbine Co Rotary gear pump
DE667108C (de) * 1937-03-20 1938-11-04 Fried Krupp Germaniawerft Akt Schubausgleich bei Schraubenpumpen mit mindestens zwei in Eingriff stehenden Schraubenspindeln
US2321696A (en) * 1940-02-06 1943-06-15 Imo Industri Ab Screw rotor
US2693763A (en) * 1951-10-25 1954-11-09 Laval Steam Turbine Co Nonpositive screw pump or motor
US2924181A (en) * 1957-05-13 1960-02-09 Laval Steam Turbine Co Screw pumps or motors
SE314000B (it) * 1965-01-12 1969-08-25 Imo Industri Ab
NL148380B (nl) * 1965-03-03 1976-01-15 Imo Industri Ab Hydraulische schroefmotor met in axiale richting vrij verplaatsbare schroeven.
US4017223A (en) * 1975-03-24 1977-04-12 Houdaille Industries, Inc. Axial thrust adjustment for dual screw-type pump
SE384069B (sv) * 1975-05-02 1976-04-12 Imo Industri Ab Skruvpump
DE7636196U1 (de) * 1976-11-17 1977-05-05 Allweiler Ag, 7760 Radolfzell Schraubenspindelpumpe

Also Published As

Publication number Publication date
GB2004327B (en) 1982-02-24
AT355428B (de) 1980-03-10
SE7710357L (sv) 1979-03-16
GB2004327A (en) 1979-03-28
JPS5451005A (en) 1979-04-21
IT1107895B (it) 1985-12-02
FR2403472A1 (fr) 1979-04-13
ATA662878A (de) 1979-07-15
NL7809178A (nl) 1979-03-19
SU1123551A3 (ru) 1984-11-07
CH630703A5 (de) 1982-06-30
DE2839744C3 (de) 1984-05-10
IT7853707V0 (it) 1978-09-15
PL112855B1 (en) 1980-11-29
PL209604A1 (pl) 1979-07-16
SE407839B (sv) 1979-04-23
DE2839744B2 (de) 1980-11-27
DE2839744A1 (de) 1979-03-29
JPS5894895U (ja) 1983-06-27
FR2403472B1 (it) 1983-10-14
US4242067A (en) 1980-12-30

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