JPS5793602A - Screw rotor - Google Patents

Screw rotor

Info

Publication number
JPS5793602A
JPS5793602A JP55169574A JP16957480A JPS5793602A JP S5793602 A JPS5793602 A JP S5793602A JP 55169574 A JP55169574 A JP 55169574A JP 16957480 A JP16957480 A JP 16957480A JP S5793602 A JPS5793602 A JP S5793602A
Authority
JP
Japan
Prior art keywords
flank
arc
leading
trailing
shaped
Prior art date
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.)
Granted
Application number
JP55169574A
Other languages
English (en)
Other versions
JPS618241B2 (ja
Inventor
Katsuhiko Kasuya
Mitsuru Fujiwara
Tetsuzo Matsunaga
Masaya Imai
Yasuo Takahashi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP55169574A priority Critical patent/JPS5793602A/ja
Priority to EP81109853A priority patent/EP0053342B1/en
Priority to DE8181109853T priority patent/DE3174010D1/de
Priority to US06/326,358 priority patent/US4406602A/en
Publication of JPS5793602A publication Critical patent/JPS5793602A/ja
Publication of JPS618241B2 publication Critical patent/JPS618241B2/ja
Granted legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
JP55169574A 1980-12-03 1980-12-03 Screw rotor Granted JPS5793602A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP55169574A JPS5793602A (en) 1980-12-03 1980-12-03 Screw rotor
EP81109853A EP0053342B1 (en) 1980-12-03 1981-11-24 Screw rotor
DE8181109853T DE3174010D1 (en) 1980-12-03 1981-11-24 Screw rotor
US06/326,358 US4406602A (en) 1980-12-03 1981-12-01 Screw rotor with specific tooth profile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55169574A JPS5793602A (en) 1980-12-03 1980-12-03 Screw rotor

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP28774185A Division JPS61167194A (ja) 1985-12-23 1985-12-23 スクリユーロータ

Publications (2)

Publication Number Publication Date
JPS5793602A true JPS5793602A (en) 1982-06-10
JPS618241B2 JPS618241B2 (ja) 1986-03-13

Family

ID=15888994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55169574A Granted JPS5793602A (en) 1980-12-03 1980-12-03 Screw rotor

Country Status (4)

Country Link
US (1) US4406602A (ja)
EP (1) EP0053342B1 (ja)
JP (1) JPS5793602A (ja)
DE (1) DE3174010D1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59196988A (ja) * 1983-03-16 1984-11-08 Kobe Steel Ltd スクリユ−圧縮機等のスクリユ−ロ−タ

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492546A (en) * 1981-03-27 1985-01-08 Hitachi, Ltd. Rotor tooth form for a screw rotor machine
DE3278039D1 (en) * 1982-10-25 1988-03-03 Hitachi Ltd Screw rotor machine
US4583927A (en) * 1983-03-16 1986-04-22 Kabushiki Kaisha Kobe Seiko Sho Screw rotor mechanism
GB8413619D0 (en) * 1984-05-29 1984-07-04 Compair Ind Ltd Screw rotor machines
JPS61201894A (ja) * 1985-03-04 1986-09-06 Hitachi Ltd スクリユ−ロ−タ歯形
US4890992A (en) * 1988-04-22 1990-01-02 Fu Sheng Industry Co., Ltd. Screw-rotor machine with an ellipse as a part of its male rotor
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
US20060078453A1 (en) * 2004-10-12 2006-04-13 Fu Sheng Industrial Co. , Ltd. Mechanism of the screw rotor
TWI632298B (zh) * 2016-04-19 2018-08-11 日商日立產機系統股份有限公司 Oil-cooled screw compressor
CN111197574B (zh) * 2018-11-20 2021-07-23 宿迁学院 一种泵用高性能的新抛物线转子

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT454201A (ja) * 1947-07-16
SE312394B (ja) * 1965-05-10 1969-07-14 A Lysholm
BE792576A (fr) * 1972-05-24 1973-03-30 Gardner Denver Co Rotor helicoidal de compresseur a vis
US4028026A (en) * 1972-07-14 1977-06-07 Linde Aktiengesellschaft Screw compressor with involute profiled teeth
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
DD122841A1 (ja) * 1975-11-07 1976-11-05
JPS53145108A (en) * 1977-05-25 1978-12-18 Hitachi Ltd Screw motor
JPS6042359B2 (ja) * 1979-09-14 1985-09-21 株式会社日立製作所 スクリユ−ロ−タ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59196988A (ja) * 1983-03-16 1984-11-08 Kobe Steel Ltd スクリユ−圧縮機等のスクリユ−ロ−タ

Also Published As

Publication number Publication date
EP0053342B1 (en) 1986-03-05
DE3174010D1 (en) 1986-04-10
EP0053342A2 (en) 1982-06-09
JPS618241B2 (ja) 1986-03-13
EP0053342A3 (en) 1983-06-08
US4406602A (en) 1983-09-27

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