US3423017B1 - - Google Patents

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Publication number
US3423017B1
US3423017B1 US3423017DA US3423017B1 US 3423017 B1 US3423017 B1 US 3423017B1 US 3423017D A US3423017D A US 3423017DA US 3423017 B1 US3423017 B1 US 3423017B1
Authority
US
United States
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
Other languages
English (en)
Inventor
L Schibbye
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Svenska Rotor Maskiner AB
Original Assignee
Svenska Rotor Maskiner 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 Svenska Rotor Maskiner AB filed Critical Svenska Rotor Maskiner AB
Application granted granted Critical
Publication of US3423017A publication Critical patent/US3423017A/en
Anticipated expiration legal-status Critical
Publication of US3423017B1 publication Critical patent/US3423017B1/en
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/082—Details specially related to intermeshing engagement type machines or engines
    • F01C1/084—Toothed wheels
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/082—Details specially related to intermeshing engagement type pumps
    • F04C18/084—Toothed wheels
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids 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
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Rotary-Type Compressors (AREA)
US651891A 1966-07-29 1967-07-07 Screw rotor machine and rotors therefor Expired - Lifetime US3423017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB34217/66A GB1197432A (en) 1966-07-29 1966-07-29 Improvements in and relating to Rotary Positive Displacement Machines of the Intermeshing Screw Type and Rotors therefor

Publications (2)

Publication Number Publication Date
US3423017A US3423017A (en) 1969-01-21
US3423017B1 true US3423017B1 (fr) 1986-12-30

Family

ID=10362855

Family Applications (1)

Application Number Title Priority Date Filing Date
US651891A Expired - Lifetime US3423017A (en) 1966-07-29 1967-07-07 Screw rotor machine and rotors therefor

Country Status (13)

Country Link
US (1) US3423017A (fr)
JP (1) JPS5617559B1 (fr)
AT (1) AT277439B (fr)
BE (1) BE702028A (fr)
CH (1) CH484367A (fr)
CS (1) CS158205B2 (fr)
DK (1) DK131482B (fr)
FI (1) FI47135C (fr)
GB (1) GB1197432A (fr)
NL (1) NL161228C (fr)
NO (1) NO121234B (fr)
PL (1) PL83167B1 (fr)
SE (2) SE344615B (fr)

Cited By (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623830A (en) * 1970-04-01 1971-11-30 Bird Island Inc Rotor with helical teeth for displacing compressible fluid
US3738783A (en) * 1969-10-20 1973-06-12 A Shvarts Screw rotor machine for compressible media
US3773444A (en) * 1972-06-19 1973-11-20 Fuller Co Screw rotor machine and rotors therefor
US3787154A (en) * 1972-05-24 1974-01-22 Gardner Denver Co Rotor profiles for helical screw rotor machines
JPS4930168B1 (fr) * 1969-12-11 1974-08-10
US4028026A (en) * 1972-07-14 1977-06-07 Linde Aktiengesellschaft Screw compressor with involute profiled teeth
US4053263A (en) * 1973-06-27 1977-10-11 Joy Manufacturing Company Screw rotor machine rotors and method of making
US4088427A (en) * 1974-06-24 1978-05-09 Atlas Copco Aktiebolag Rotors for a screw rotor machine
US4109362A (en) * 1976-01-02 1978-08-29 Joy Manufacturing Company Method of making screw rotor machine rotors
US4140445A (en) * 1974-03-06 1979-02-20 Svenka Rotor Haskiner Aktiebolag Screw-rotor machine with straight flank sections
FR2465104A1 (fr) * 1979-09-14 1981-03-20 Hitachi Ltd Rotor a vis
US4350480A (en) * 1979-03-23 1982-09-21 Karl Bammert Intermeshing screw rotor machine with specific thread profile
US4460322A (en) * 1981-12-22 1984-07-17 Sullair Technology Ab Rotors for a rotary screw machine
EP0158514A2 (fr) * 1984-04-07 1985-10-16 Hokuetsu Industries Co., Ltd. Rotors hélicoidaux
US4560333A (en) * 1984-02-07 1985-12-24 Hitachi, Ltd. Screw compressor
US4583927A (en) * 1983-03-16 1986-04-22 Kabushiki Kaisha Kobe Seiko Sho Screw rotor mechanism
US4619596A (en) * 1981-10-09 1986-10-28 Technika Beteiligungsgesellschaft Mbh Screw type compressor
US4662832A (en) * 1981-10-09 1987-05-05 Technika Beteiligungsgesellschaft Mbh Screw type compressor
US4770615A (en) * 1985-10-21 1988-09-13 Hitachi, Ltd. Screw compressor with scavenging port
US4963079A (en) * 1986-10-24 1990-10-16 Hitachi, Ltd. Screw fluid machine with high efficiency bore shape
US5044906A (en) * 1989-03-24 1991-09-03 Kabushiki Kaisha Kobe Seiko Sho Screw rotor for screw pump device having negative torque on the female rotor
US5088907A (en) * 1990-07-06 1992-02-18 Kabushiki Kaisha Kobe Seiko Sho Screw rotor for oil flooded screw compressors
AT402091B (de) * 1981-08-25 1997-01-27 Ingersoll Rand Co Nebenrotor für eine schraubenmaschine, insbesondere einen schraubenverdichter
US6257855B1 (en) * 1998-11-19 2001-07-10 Hitachi, Ltd. Screw fluid machine
US6422847B1 (en) * 2001-06-07 2002-07-23 Carrier Corporation Screw rotor tip with a reverse curve
US20080080997A1 (en) * 2006-09-28 2008-04-03 Kohtaro Chiba Screw Compressor
US20100172782A1 (en) * 2007-04-23 2010-07-08 Neil Turner Vacuum pump
US20170227009A1 (en) * 2014-06-26 2017-08-10 Svenska Rotor Maskiner Ab Pair of co-operating screw rotors
WO2017143408A3 (fr) * 2016-02-23 2017-10-05 Atlas Copco Airpower, Naamloze Vennootschap Dispositif d'expansion de gaz et procédé d'expansion de gaz
BE1024383B1 (nl) * 2016-02-23 2018-02-12 Atlas Copco Airpower Naamloze Vennootschap Gasexpansie-inrichting en werkwijze voor het expanderen van gas
US20180274541A1 (en) * 2015-01-15 2018-09-27 Atlas Copco Airpower, Naamloze Vennootschap Oil-injected vacuum pump element
US11009025B2 (en) * 2016-04-19 2021-05-18 Hitachi Industrial Equipment Systems Co., Ltd. Oil-cooled screw compressor

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1503488A (en) 1974-03-06 1978-03-08 Svenska Rotor Maskiner Ab Meshing screw rotor fluid maching
IN157732B (fr) * 1981-02-06 1986-05-24 Svenska Rotor Maskiner Ab
GB8413619D0 (en) * 1984-05-29 1984-07-04 Compair Ind Ltd Screw rotor machines
US5624250A (en) * 1995-09-20 1997-04-29 Kumwon Co., Ltd. Tooth profile for compressor screw rotors
GB9610289D0 (en) 1996-05-16 1996-07-24 Univ City Plural screw positive displacement machines
US6000920A (en) * 1997-08-08 1999-12-14 Kabushiki Kaisha Kobe Seiko Sho Oil-flooded screw compressor with screw rotors having contact profiles in the shape of roulettes
KR100425414B1 (ko) 2002-01-25 2004-04-08 이 재 영 스크류 압축기용 로우터의 치형
GB2477777B (en) 2010-02-12 2012-05-23 Univ City Lubrication of screw expanders
GB2484718A (en) 2010-10-21 2012-04-25 Univ City A screw expander having a bleed port
RU2457362C1 (ru) * 2010-12-27 2012-07-27 Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации Профиль ротора винтового компрессора
GB2501302B (en) 2012-04-19 2016-08-31 The City Univ Reduced noise screw machines
RU2494286C1 (ru) * 2012-04-26 2013-09-27 Закрытое акционерное общество "Научно-исследовательский и конструкторский институт центробежных и роторных компрессоров им. В.Б. Шнеппа" Зацепление винтовой машины
CN114483585B (zh) * 2022-03-01 2024-08-06 德斯兰压缩机(上海)有限公司 一种螺杆转子及使用该螺杆转子的空压机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2174522A (en) * 1935-02-12 1939-10-03 Lysholm Alf Rotary screw apparatus
US2486770A (en) * 1946-08-21 1949-11-01 Joseph E Whitfield Arc generated thread form for helical rotary members
IT454201A (fr) * 1947-07-16
US3289600A (en) * 1964-03-13 1966-12-06 Joseph E Whitfield Helically threaded rotors for screw type pumps, compressors and similar devices
SE312394B (fr) * 1965-05-10 1969-07-14 A Lysholm
US3245612A (en) * 1965-05-17 1966-04-12 Svenska Rotor Maskiner Ab Rotary piston engines

Cited By (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3738783A (en) * 1969-10-20 1973-06-12 A Shvarts Screw rotor machine for compressible media
JPS4930168B1 (fr) * 1969-12-11 1974-08-10
US3623830A (en) * 1970-04-01 1971-11-30 Bird Island Inc Rotor with helical teeth for displacing compressible fluid
US3787154A (en) * 1972-05-24 1974-01-22 Gardner Denver Co Rotor profiles for helical screw rotor machines
US3773444A (en) * 1972-06-19 1973-11-20 Fuller Co Screw rotor machine and rotors therefor
US4028026A (en) * 1972-07-14 1977-06-07 Linde Aktiengesellschaft Screw compressor with involute profiled teeth
US4053263A (en) * 1973-06-27 1977-10-11 Joy Manufacturing Company Screw rotor machine rotors and method of making
US4140445A (en) * 1974-03-06 1979-02-20 Svenka Rotor Haskiner Aktiebolag Screw-rotor machine with straight flank sections
US4088427A (en) * 1974-06-24 1978-05-09 Atlas Copco Aktiebolag Rotors for a screw rotor machine
US4109362A (en) * 1976-01-02 1978-08-29 Joy Manufacturing Company Method of making screw rotor machine rotors
US4350480A (en) * 1979-03-23 1982-09-21 Karl Bammert Intermeshing screw rotor machine with specific thread profile
FR2465104A1 (fr) * 1979-09-14 1981-03-20 Hitachi Ltd Rotor a vis
AT402091B (de) * 1981-08-25 1997-01-27 Ingersoll Rand Co Nebenrotor für eine schraubenmaschine, insbesondere einen schraubenverdichter
US4619596A (en) * 1981-10-09 1986-10-28 Technika Beteiligungsgesellschaft Mbh Screw type compressor
US4662832A (en) * 1981-10-09 1987-05-05 Technika Beteiligungsgesellschaft Mbh Screw type compressor
US4460322A (en) * 1981-12-22 1984-07-17 Sullair Technology Ab Rotors for a rotary screw machine
US4583927A (en) * 1983-03-16 1986-04-22 Kabushiki Kaisha Kobe Seiko Sho Screw rotor mechanism
US4560333A (en) * 1984-02-07 1985-12-24 Hitachi, Ltd. Screw compressor
EP0158514A2 (fr) * 1984-04-07 1985-10-16 Hokuetsu Industries Co., Ltd. Rotors hélicoidaux
US4576558A (en) * 1984-04-07 1986-03-18 Hokuetsu Industries Co., Ltd. Screw rotor assembly
EP0158514A3 (en) * 1984-04-07 1987-01-07 Hokuetsu Industries Co., Ltd. Screw rotors
US4770615A (en) * 1985-10-21 1988-09-13 Hitachi, Ltd. Screw compressor with scavenging port
US4963079A (en) * 1986-10-24 1990-10-16 Hitachi, Ltd. Screw fluid machine with high efficiency bore shape
US5044906A (en) * 1989-03-24 1991-09-03 Kabushiki Kaisha Kobe Seiko Sho Screw rotor for screw pump device having negative torque on the female rotor
US5088907A (en) * 1990-07-06 1992-02-18 Kabushiki Kaisha Kobe Seiko Sho Screw rotor for oil flooded screw compressors
US6257855B1 (en) * 1998-11-19 2001-07-10 Hitachi, Ltd. Screw fluid machine
US6422847B1 (en) * 2001-06-07 2002-07-23 Carrier Corporation Screw rotor tip with a reverse curve
US7862314B2 (en) * 2006-09-28 2011-01-04 Hitachi Industrial Equipment Systems Co., Ltd. Screw compressor
US20080080997A1 (en) * 2006-09-28 2008-04-03 Kohtaro Chiba Screw Compressor
US9004891B2 (en) * 2007-04-23 2015-04-14 Edwards Limited Vacuum pump
US20100172782A1 (en) * 2007-04-23 2010-07-08 Neil Turner Vacuum pump
US20170227009A1 (en) * 2014-06-26 2017-08-10 Svenska Rotor Maskiner Ab Pair of co-operating screw rotors
US10451065B2 (en) * 2014-06-26 2019-10-22 Svenska Rotor Maskiner Ab Pair of co-operating screw rotors
US20180274541A1 (en) * 2015-01-15 2018-09-27 Atlas Copco Airpower, Naamloze Vennootschap Oil-injected vacuum pump element
US10670014B2 (en) * 2015-01-15 2020-06-02 Atlas Copco Airpower, Naamloze Vennootschap Oil-injected vacuum pump element
WO2017143408A3 (fr) * 2016-02-23 2017-10-05 Atlas Copco Airpower, Naamloze Vennootschap Dispositif d'expansion de gaz et procédé d'expansion de gaz
BE1024383B1 (nl) * 2016-02-23 2018-02-12 Atlas Copco Airpower Naamloze Vennootschap Gasexpansie-inrichting en werkwijze voor het expanderen van gas
RU2719270C2 (ru) * 2016-02-23 2020-04-17 Атлас Копко Эрпауэр, Намлозе Веннотсхап Устройство для расширения газа и способ расширения газа
US11156088B2 (en) 2016-02-23 2021-10-26 Atlas Copco Airpower, Naamloze Vennootschap Gas expansion device and method for expanding gas
US11009025B2 (en) * 2016-04-19 2021-05-18 Hitachi Industrial Equipment Systems Co., Ltd. Oil-cooled screw compressor

Also Published As

Publication number Publication date
NL6710393A (fr) 1968-01-30
CS158205B2 (fr) 1974-10-15
DK131482C (fr) 1975-12-08
FI47135C (fi) 1973-09-10
AT277439B (de) 1969-12-29
FI47135B (fr) 1973-05-31
NO121234B (fr) 1971-02-01
JPS5617559B1 (fr) 1981-04-23
DK131482B (da) 1975-07-21
NL161228C (nl) 1980-01-15
CH484367A (de) 1970-01-15
SE344615B (fr) 1972-04-24
BE702028A (fr) 1968-01-29
GB1197432A (en) 1970-07-01
PL83167B1 (fr) 1975-12-31
US3423017A (en) 1969-01-21
DE1576923A1 (de) 1970-07-23
SE324631B (fr) 1970-06-08

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Legal Events

Date Code Title Description
RR Request for reexamination filed

Effective date: 19850828

B1 Reexamination certificate first reexamination