IT7868401A0 - Pompa per liquidi del tipo a chiocciola - Google Patents

Pompa per liquidi del tipo a chiocciola

Info

Publication number
IT7868401A0
IT7868401A0 IT7868401A IT6840178A IT7868401A0 IT 7868401 A0 IT7868401 A0 IT 7868401A0 IT 7868401 A IT7868401 A IT 7868401A IT 6840178 A IT6840178 A IT 6840178A IT 7868401 A0 IT7868401 A0 IT 7868401A0
Authority
IT
Italy
Prior art keywords
type liquid
liquid pump
screw type
screw
pump
Prior art date
Application number
IT7868401A
Other languages
English (en)
Other versions
IT1109607B (it
Original Assignee
Little Inc A
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 US05/807,414 external-priority patent/US4160629A/en
Priority claimed from US05/807,413 external-priority patent/US4129405A/en
Application filed by Little Inc A filed Critical Little Inc A
Publication of IT7868401A0 publication Critical patent/IT7868401A0/it
Application granted granted Critical
Publication of IT1109607B publication Critical patent/IT1109607B/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
    • F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C2/025—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents the moving and the stationary member having co-operating elements in spiral form

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Electromagnetic Pumps, Or The Like (AREA)
IT68401/78A 1977-06-17 1978-06-16 Pompa per liquidi del tipo a chiocciola IT1109607B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/807,414 US4160629A (en) 1977-06-17 1977-06-17 Liquid immersible scroll pump
US05/807,413 US4129405A (en) 1977-06-17 1977-06-17 Scroll-type liquid pump with transfer passages in end plate

Publications (2)

Publication Number Publication Date
IT7868401A0 true IT7868401A0 (it) 1978-06-16
IT1109607B IT1109607B (it) 1985-12-23

Family

ID=27123012

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68401/78A IT1109607B (it) 1977-06-17 1978-06-16 Pompa per liquidi del tipo a chiocciola

Country Status (6)

Country Link
JP (1) JPS547604A (it)
DE (2) DE2826071A1 (it)
FR (1) FR2394698B1 (it)
GB (1) GB1593446A (it)
IT (1) IT1109607B (it)
SE (1) SE438530B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259043A (en) * 1977-06-17 1981-03-31 Arthur D. Little, Inc. Thrust bearing/coupling component for orbiting scroll-type machinery and scroll-type machinery incorporating the same
JPS5718490A (en) * 1980-07-09 1982-01-30 Hitachi Ltd Enclosed scroll compressor
JPS57131895A (en) * 1981-12-21 1982-08-14 Mitsubishi Electric Corp Scroll compressor
US4431380A (en) * 1982-06-07 1984-02-14 The Trane Company Scroll compressor with controlled suction unloading using coupling means
JPS5960087A (ja) * 1982-09-30 1984-04-05 Shimadzu Corp 容積型流体機械
JPS60111080A (ja) * 1983-11-19 1985-06-17 Sanden Corp スクロ−ル型圧縮機
AU3892485A (en) * 1984-02-21 1985-08-29 Mitsubishi Jukogyo Kabushiki Kaisha Scroll-type compressor
JPS6196023A (ja) * 1984-10-15 1986-05-14 Toshiba Ceramics Co Ltd セラミツク製シヤフトの保持構造
GB2167133B (en) * 1984-11-19 1988-04-07 Sanden Corp Scroll-type rotary fluid-machine
JPS6375379A (ja) * 1987-04-17 1988-04-05 Hitachi Ltd 密閉形スクロ−ル流体装置
US4927339A (en) * 1988-10-14 1990-05-22 American Standard Inc. Rotating scroll apparatus with axially biased scroll members
JP3132928B2 (ja) * 1992-10-30 2001-02-05 三菱重工業株式会社 スクロール型圧縮機
JP2548517B2 (ja) * 1994-02-21 1996-10-30 株式会社日立製作所 密閉形スクロール流体装置
GB2325705B (en) * 1995-03-22 1999-04-21 Mitsubishi Electric Corp Scroll compressor
JPH08319963A (ja) * 1995-03-22 1996-12-03 Mitsubishi Electric Corp スクロール圧縮機
US7083397B1 (en) * 1998-06-04 2006-08-01 Scroll Technologies Scroll compressor with motor control for capacity modulation
DE20307911U1 (de) 2003-05-19 2003-09-04 ILMVAC GmbH, 98693 Ilmenau Scrollpumpe
US7467933B2 (en) * 2006-01-26 2008-12-23 Scroll Laboratories, Inc. Scroll-type fluid displacement apparatus with fully compliant floating scrolls
DE202007019039U1 (de) 2007-09-12 2010-06-24 Fischer, Francesco Peter, Dipl.-Ing. Vorrichtung zum Pumpen eines Mediums nach dem Orbitalverdrängerprinzip
JP6617070B2 (ja) * 2016-04-20 2019-12-04 株式会社Ｓｏｋｅｎ スクロール型液ポンプ
GB2583371A (en) * 2019-04-26 2020-10-28 Edwards Ltd Adjustable scroll pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1935621A1 (de) * 1968-07-22 1970-01-29 Leybold Heraeus Gmbh & Co Kg Verdraengerpumpe
DE2312024C3 (de) 1973-03-10 1981-06-04 Robert Bosch Gmbh, 7000 Stuttgart Lageranordnung für den Kollektorläufer eines Elektromotors zum Antrieb eines Förderaggregats
US3884599A (en) 1973-06-11 1975-05-20 Little Inc A Scroll-type positive fluid displacement apparatus
US3924977A (en) * 1973-06-11 1975-12-09 Little Inc A Positive fluid displacement apparatus
US3994635A (en) * 1975-04-21 1976-11-30 Arthur D. Little, Inc. Scroll member and scroll-type apparatus incorporating the same

Also Published As

Publication number Publication date
JPS6114359B2 (it) 1986-04-18
FR2394698A1 (fr) 1979-01-12
DE2826071C2 (it) 1989-05-24
FR2394698B1 (fr) 1985-04-19
JPS547604A (en) 1979-01-20
SE7806198L (sv) 1978-12-18
SE438530B (sv) 1985-04-22
IT1109607B (it) 1985-12-23
DE2826071A1 (de) 1979-01-04
GB1593446A (en) 1981-07-15
DE2858779C2 (it) 1993-08-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950531