IT1109607B - Pompa per liquidi del tipo a chiocciola - Google Patents

Pompa per liquidi del tipo a chiocciola

Info

Publication number
IT1109607B
IT1109607B IT68401/78A IT6840178A IT1109607B IT 1109607 B IT1109607 B IT 1109607B IT 68401/78 A IT68401/78 A IT 68401/78A IT 6840178 A IT6840178 A IT 6840178A IT 1109607 B IT1109607 B IT 1109607B
Authority
IT
Italy
Prior art keywords
liquids
spiral pump
spiral
pump
Prior art date
Application number
IT68401/78A
Other languages
English (en)
Italian (it)
Other versions
IT7868401A0 (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)
  • Electromagnetic Pumps, Or The Like (AREA)
  • Applications Or Details Of Rotary Compressors (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 IT7868401A0 (it) 1978-06-16
IT1109607B true 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 (https=)
DE (2) DE2826071A1 (https=)
FR (1) FR2394698B1 (https=)
GB (1) GB1593446A (https=)
IT (1) IT1109607B (https=)
SE (1) SE438530B (https=)

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 (4)

* 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
US3924977A (en) * 1973-06-11 1975-12-09 Little Inc A Positive fluid displacement apparatus
US3884599A (en) 1973-06-11 1975-05-20 Little Inc A Scroll-type 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
DE2858779C2 (https=) 1993-08-05
IT7868401A0 (it) 1978-06-16
GB1593446A (en) 1981-07-15
JPS547604A (en) 1979-01-20
DE2826071C2 (https=) 1989-05-24
FR2394698A1 (fr) 1979-01-12
FR2394698B1 (fr) 1985-04-19
SE7806198L (sv) 1978-12-18
JPS6114359B2 (https=) 1986-04-18
DE2826071A1 (de) 1979-01-04
SE438530B (sv) 1985-04-22

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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