JPS61202691U - - Google Patents

Info

Publication number
JPS61202691U
JPS61202691U JP1985086454U JP8645485U JPS61202691U JP S61202691 U JPS61202691 U JP S61202691U JP 1985086454 U JP1985086454 U JP 1985086454U JP 8645485 U JP8645485 U JP 8645485U JP S61202691 U JPS61202691 U JP S61202691U
Authority
JP
Japan
Prior art keywords
steel shaft
light alloy
rotor body
hole
alloy 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.)
Granted
Application number
JP1985086454U
Other languages
English (en)
Other versions
JPH0121192Y2 (ja
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 filed Critical
Priority to JP1985086454U priority Critical patent/JPH0121192Y2/ja
Priority to US06/870,746 priority patent/US4747763A/en
Priority to EP86107641A priority patent/EP0205103B1/en
Priority to DE86107641T priority patent/DE3689054T2/de
Publication of JPS61202691U publication Critical patent/JPS61202691U/ja
Application granted granted Critical
Publication of JPH0121192Y2 publication Critical patent/JPH0121192Y2/ja
Expired 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
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
    • F04C15/0076—Fixing rotors on shafts, e.g. by clamping together hub and shaft
    • 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
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—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
    • Y10T403/00—Joints and connections
    • Y10T403/49—Member deformed in situ
    • Y10T403/4966—Deformation occurs simultaneously with assembly
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7026—Longitudinally splined or fluted rod
    • Y10T403/7035—Specific angle or shape of rib, key, groove, or shoulder
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7075—Interfitted members including discrete retainer
    • Y10T403/7077—Interfitted members including discrete retainer for telescoping members
    • Y10T403/7079—Transverse pin
    • Y10T403/7088—Sliding pin

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例のロータの一部を切
欠いた断面図である。第２図は第１図に示すロー
タを含むルーツ式ポンプを側面から見た一部断面
図である。第３図は第１図のロータを軸心方向か
ら見た図である。第４図は第１図の要部を拡大し
て示す図である。第５図は第１図の食込歯とロー
タ本体との食込状態を示すための軸心に直角な断
面図である。第６図は従来のルーツ式ポンプに備
えてあるロータの第１図に相当する図である。 １１，１２：タイミングギヤ、１３，１４：鋼
製シヤフト、１５，１６：ロータ、１７，１８：
ロータ本体、２０：圧入穴（貫通穴）、４２：食
込穴（貫通穴）、２２：食込歯、２６：抜止ピン
。

Claims (1)

  1. 【実用新案登録請求の範囲】 貫通穴が形成された軽合金製ロータ本体と、該
    貫通穴内に挿し通されて該軽合金製ロータ本体を
    支持し、一端にタイミングギヤが取り付けられた
    鋼製シヤフトとを備え、該鋼製シヤフトの軸心と
    交差する方向に抜止ピンが前記軽合金製ロータ本
    体および該鋼製シヤフトに挿し込まれることによ
    り、該鋼製シヤフトの該軽合金製ロータ本体から
    の抜けが止められる形式のルーツ式ポンプのロー
    タにおいて、 前記鋼製シヤフトの前記貫通穴内に挿し通され
    る部分の中央付近に前記抜止ピンを設けるととも
    に、該鋼製シヤフトの前記貫通穴内に挿し通され
    る部分であつて前記タイミングギヤ側の端部に、
    該鋼製シヤフトの前記軽合金製ロータ本体への圧
    入時に前記貫通穴内壁面に食い込んで該鋼製シヤ
    フトと該軽合金製ロータ本体との相対回転を阻止
    する複数の食込歯を設けたことを特徴とするルー
    ツ式ポンプのロータ。
JP1985086454U 1985-06-07 1985-06-07 Expired JPH0121192Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1985086454U JPH0121192Y2 (ja) 1985-06-07 1985-06-07
US06/870,746 US4747763A (en) 1985-06-07 1986-06-04 Rotor assembly of roots pump
EP86107641A EP0205103B1 (en) 1985-06-07 1986-06-05 Rotor assembly of roots pump
DE86107641T DE3689054T2 (de) 1985-06-07 1986-06-05 Rotorzusammenbau für Roots-Pumpe.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985086454U JPH0121192Y2 (ja) 1985-06-07 1985-06-07

Publications (2)

Publication Number Publication Date
JPS61202691U true JPS61202691U (ja) 1986-12-19
JPH0121192Y2 JPH0121192Y2 (ja) 1989-06-23

Family

ID=13887382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985086454U Expired JPH0121192Y2 (ja) 1985-06-07 1985-06-07

Country Status (4)

Country Link
US (1) US4747763A (ja)
EP (1) EP0205103B1 (ja)
JP (1) JPH0121192Y2 (ja)
DE (1) DE3689054T2 (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0672616B2 (ja) * 1987-04-21 1994-09-14 株式会社ゼクセル 鋼シャフト複合アルミニウム合金ローター
US4828467A (en) * 1988-01-19 1989-05-09 Eaton Corporation Supercharger and rotor and shaft arrangement therefor
US5044904A (en) * 1990-01-17 1991-09-03 Tecumseh Products Company Multi-piece scroll members utilizing interconnecting pins and method of making same
EP0486876B2 (en) * 1990-11-19 1998-12-30 NIPPON PISTON RING CO., Ltd. Machine element with at least a fitting member pressure-fitted on a shaft
JP2873888B2 (ja) * 1991-12-27 1999-03-24 本田技研工業株式会社 スクリューポンプのロータ
DE4303337C2 (de) * 1993-02-05 1995-01-26 Bosch Gmbh Robert Zahnradmaschine
JPH10266982A (ja) * 1997-03-21 1998-10-06 Tochigi Fuji Ind Co Ltd ルーツ式流体機械
DE10039006A1 (de) * 2000-08-10 2002-02-21 Leybold Vakuum Gmbh Zweiwellenvakuumpumpe
DE102005015685A1 (de) * 2005-04-06 2006-10-12 Leybold Vacuum Gmbh Vakuumpumpen-Rotor
DE102010051316A1 (de) * 2010-11-13 2012-05-16 Pfeiffer Vacuum Gmbh Vakuumpumpe
TW202037814A (zh) * 2019-04-10 2020-10-16 亞台富士精機股份有限公司 轉子及魯氏幫浦
KR102040767B1 (ko) * 2019-09-18 2019-11-05 배진근 음식물슬러지와 축산분뇨 이송용 기어펌프장치 및 그 기어펌프장치를 이용한 이송방법
KR102032795B1 (ko) * 2019-09-18 2019-10-16 배진근 음식물슬러지와 축산분뇨 이송용 펌프장치 및 그 펌프장치를 이용한 이송방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2611323A (en) * 1948-11-30 1952-09-23 Harold D Digney Pump
US2754050A (en) * 1950-04-22 1956-07-10 Gen Motors Corp Rotary blower
DE1167083B (de) * 1962-12-14 1964-04-02 Agria Werke Gmbh Vorrichtung zum Verklemmen von Messersternen einer Bodenfraese an der Antriebswelle
US3290918A (en) * 1963-12-06 1966-12-13 Anthony V Weasler Method of manufacturing a shaft coupling
US3275225A (en) * 1964-04-06 1966-09-27 Midland Ross Corp Fluid compressor
US4171939A (en) * 1978-03-27 1979-10-23 Sundstrand Corporation Arrangement for mounting a gear on a shaft
JPS551924A (en) * 1978-06-21 1980-01-09 Hitachi Ltd Joint structure of metal and its jointing method
US4464101A (en) * 1981-03-14 1984-08-07 T. Shibuya (Diesel Kiki Co., Ltd.) Seizure-free, highly fluid tight and lightweight vane compressor
JPS58113659A (ja) * 1981-12-26 1983-07-06 Toyota Motor Corp 自動車用歯車変速機における変速ギヤとシヤフトの固定構造
JPS5963390A (ja) * 1982-10-04 1984-04-11 Toyota Motor Corp ル−ツ式ポンプ
US4595349A (en) * 1983-06-20 1986-06-17 Eaton Corp. Supercharger rotor, shaft, and gear arrangement

Also Published As

Publication number Publication date
JPH0121192Y2 (ja) 1989-06-23
DE3689054T2 (de) 1994-02-03
DE3689054D1 (de) 1993-10-28
US4747763A (en) 1988-05-31
EP0205103A2 (en) 1986-12-17
EP0205103A3 (en) 1987-09-16
EP0205103B1 (en) 1993-09-22

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