DE3034299C2 - - Google Patents

Info

Publication number
DE3034299C2
DE3034299C2 DE3034299A DE3034299A DE3034299C2 DE 3034299 C2 DE3034299 C2 DE 3034299C2 DE 3034299 A DE3034299 A DE 3034299A DE 3034299 A DE3034299 A DE 3034299A DE 3034299 C2 DE3034299 C2 DE 3034299C2
Authority
DE
Germany
Prior art keywords
section
rotor
radius
inlet
secondary rotor
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.)
Expired - Lifetime
Application number
DE3034299A
Other languages
German (de)
English (en)
Other versions
DE3034299A1 (de
Inventor
Katsuhiko Kasuya
Mitsuru Fujiwara
Masaya Imai
Tetsuzo Ibaraki Jp Matsunaga
Yasuo Ayase Jp 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
Publication of DE3034299A1 publication Critical patent/DE3034299A1/de
Application granted granted Critical
Publication of DE3034299C2 publication Critical patent/DE3034299C2/de
Granted legal-status Critical Current

Links

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
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19949—Teeth
    • Y10T74/19963—Spur
    • Y10T74/19972—Spur form
    • Y10T74/19986—Twisted

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
  • Earth Drilling (AREA)
DE19803034299 1979-09-14 1980-09-11 Schraubenverdichter bzw. -motor Granted DE3034299A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54117259A JPS6042359B2 (ja) 1979-09-14 1979-09-14 スクリユ−ロ−タ

Publications (2)

Publication Number Publication Date
DE3034299A1 DE3034299A1 (de) 1981-04-02
DE3034299C2 true DE3034299C2 (US20030204162A1-20031030-M00001.png) 1991-05-02

Family

ID=14707325

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803034299 Granted DE3034299A1 (de) 1979-09-14 1980-09-11 Schraubenverdichter bzw. -motor

Country Status (8)

Country Link
US (1) US4401420A (US20030204162A1-20031030-M00001.png)
JP (1) JPS6042359B2 (US20030204162A1-20031030-M00001.png)
BE (1) BE885226A (US20030204162A1-20031030-M00001.png)
CH (1) CH652172A5 (US20030204162A1-20031030-M00001.png)
DE (1) DE3034299A1 (US20030204162A1-20031030-M00001.png)
FR (1) FR2465104B1 (US20030204162A1-20031030-M00001.png)
GB (1) GB2058928B (US20030204162A1-20031030-M00001.png)
SE (1) SE450149B (US20030204162A1-20031030-M00001.png)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5793602A (en) * 1980-12-03 1982-06-10 Hitachi Ltd Screw rotor
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
JPS60216088A (ja) * 1984-02-23 1985-10-29 Hokuetsu Kogyo Co Ltd スクリユ・ロ−タ
JPS60212684A (ja) * 1984-04-07 1985-10-24 Hokuetsu Kogyo Co Ltd スクリユ・ロ−タ
US4673344A (en) * 1985-12-16 1987-06-16 Ingalls Robert A Screw rotor machine with specific lobe profiles
CN1037466C (zh) * 1993-07-15 1998-02-18 华中理工大学 极少齿斜齿轮齿廓
US5876295A (en) * 1996-01-23 1999-03-02 Cloyes Gear And Products, Inc. Roller chain drive system having improved noise characteristics
US5921878A (en) * 1996-07-03 1999-07-13 Cloyes Gear And Products, Inc. Roller chain drive system having improved noise characteristics
US6090003A (en) * 1996-07-25 2000-07-18 Cloyes Gear & Products, Inc. Random engagement roller chain sprocket having improved noise characteristics
US5921879A (en) 1996-07-25 1999-07-13 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket with staged meshing and flank relief to provide improved noise characteristics
BR9710575A (pt) * 1996-07-25 1999-09-14 Cloyes Gear & Products Inc Roda dentada de corrente de rolos, de engate aleatório, com caracterìsticas de ruìdo aperfeiçoadas.
US7416500B2 (en) * 1996-12-19 2008-08-26 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket and timing chain system including same
US6761657B2 (en) 1996-12-19 2004-07-13 Cloyes Gear And Products, Inc. Roller chain sprocket with added chordal pitch reduction
JP3823573B2 (ja) * 1998-11-19 2006-09-20 株式会社日立製作所 スクリュー流体機械
US7163387B2 (en) * 2002-12-16 2007-01-16 Carrier Corporation Meshing helical rotors

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL161228B (nl) * Svenska Rotor Maskiner Ab Schroefrotorstelsel.
US2473234A (en) * 1943-10-06 1949-06-14 Joseph E Whitfield Helical asymmetrical thread forms for fluid devices
US2486770A (en) * 1946-08-21 1949-11-01 Joseph E Whitfield Arc generated thread form for helical rotary members
FR1105104A (fr) * 1953-10-24 1955-11-28 Saurer Ag Adolph Perfectionnements aux compresseurs rotatifs équipés de rotors à denture hélicoïdale
GB1197432A (en) * 1966-07-29 1970-07-01 Svenska Rotor Maskiner Ab Improvements in and relating to Rotary Positive Displacement Machines of the Intermeshing Screw Type and Rotors therefor
BE792576A (fr) * 1972-05-24 1973-03-30 Gardner Denver Co Rotor helicoidal de compresseur a vis
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
GB1503488A (en) * 1974-03-06 1978-03-08 Svenska Rotor Maskiner Ab Meshing screw rotor fluid maching
SE386960B (sv) * 1974-06-24 1976-08-23 Atlas Copco Ab Rotorer for skuvrotormaskin
DE2829446A1 (de) * 1978-07-05 1980-01-24 Mahle Gmbh Parallel- und aussenachsiger rotationskolbenverdichter

Also Published As

Publication number Publication date
FR2465104A1 (fr) 1981-03-20
US4401420A (en) 1983-08-30
GB2058928A (en) 1981-04-15
GB2058928B (en) 1983-09-14
CH652172A5 (de) 1985-10-31
JPS5644491A (en) 1981-04-23
SE8006399L (sv) 1981-03-15
FR2465104B1 (fr) 1985-11-08
DE3034299A1 (de) 1981-04-02
JPS6042359B2 (ja) 1985-09-21
BE885226A (fr) 1980-12-31
SE450149B (sv) 1987-06-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification
D2 Grant after examination
8364 No opposition during term of opposition