FR2457149B1 - - Google Patents

Info

Publication number
FR2457149B1
FR2457149B1 FR8011437A FR8011437A FR2457149B1 FR 2457149 B1 FR2457149 B1 FR 2457149B1 FR 8011437 A FR8011437 A FR 8011437A FR 8011437 A FR8011437 A FR 8011437A FR 2457149 B1 FR2457149 B1 FR 2457149B1
Authority
FR
France
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
Application number
FR8011437A
Other languages
French (fr)
Other versions
FR2457149A1 (fr
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
Leybold Heraeus GmbH
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 Leybold Heraeus GmbH filed Critical Leybold Heraeus GmbH
Publication of FR2457149A1 publication Critical patent/FR2457149A1/fr
Application granted granted Critical
Publication of FR2457149B1 publication Critical patent/FR2457149B1/fr
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
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
    • B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49231—I.C. [internal combustion] engine making
    • Y10T29/49234—Rotary or radial engine making
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49861—Sizing mating parts during final positional association

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
FR8011437A 1979-05-22 1980-05-22 Procede de production d'un rotor pour pompes a vide a palettes et rotor produit selon ledit procede Granted FR2457149A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2920626A DE2920626C2 (de) 1979-05-22 1979-05-22 Verfahren zur Herstellung eines Rotors für eine Drehschiebervakuumpumpe

Publications (2)

Publication Number Publication Date
FR2457149A1 FR2457149A1 (fr) 1980-12-19
FR2457149B1 true FR2457149B1 (en18) 1984-04-27

Family

ID=6071361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011437A Granted FR2457149A1 (fr) 1979-05-22 1980-05-22 Procede de production d'un rotor pour pompes a vide a palettes et rotor produit selon ledit procede

Country Status (6)

Country Link
US (1) US4561837A (en18)
JP (1) JPS55156294A (en18)
CH (1) CH647581A5 (en18)
DE (1) DE2920626C2 (en18)
FR (1) FR2457149A1 (en18)
GB (1) GB2049499B (en18)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62274135A (ja) * 1986-05-23 1987-11-28 Mazda Motor Corp デフアレンシヤルの製造方法
JP2556743B2 (ja) * 1989-04-18 1996-11-20 三菱自動車工業株式会社 トルク変動吸収装置の回転体製造方法
DE4017192A1 (de) * 1990-05-29 1991-12-05 Leybold Ag Verfahren zur herstellung eines pumpenringes fuer eine zweistufige vakuumpumpe sowie mit einem derartigen pumpenring ausgeruestete vakuumpumpe
US6742254B1 (en) * 2001-08-08 2004-06-01 Fred S. Lankford, Jr. Method of manufacturing a camshaft

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US325361A (en) * 1885-09-01 Rotary water-meter
US1290657A (en) * 1918-03-04 1919-01-07 Peter A Rasmussen Rotary engine.
US1528075A (en) * 1921-08-11 1925-03-03 Joseph R Richer Rotary pump and the like
US1483189A (en) * 1922-04-05 1924-02-12 Carl F Pearson Pump
US1505788A (en) * 1922-04-10 1924-08-19 Larson Jonas August Rotary engine
US1572738A (en) * 1924-10-27 1926-02-09 Maroger Samuel Rotary pump for liquids or gases
US1626510A (en) * 1925-08-18 1927-04-26 Universal Candy And Chocolate Rotary pump
US1675686A (en) * 1926-07-20 1928-07-03 Barber Asphalt Co Compressor
CH146647A (de) * 1930-04-22 1931-04-30 Rud Baumgartner & Cie Drehschieberpumpe.
US2380628A (en) * 1943-05-14 1945-07-31 Edward A Zempel Metal stock having a square hole and method of making said stock
US2782725A (en) * 1954-05-18 1957-02-26 Hojberg Laurencio Brochner Rotary pump
BE624023A (en18) * 1961-10-26
US3522647A (en) * 1968-02-19 1970-08-04 Lennox Ind Inc Method of making a spherical container
US3760480A (en) * 1969-04-25 1973-09-25 Ledeen Flow Control Systems Valve operator and method of making the same
DE2338962A1 (de) * 1973-08-01 1975-02-13 Walter Kral Drehkolbenpumpe
DE2537449A1 (de) * 1974-08-27 1976-03-11 Filton Ltd Ring aus voneinander loesbaren segmenten und verfahren zu dessen herstellung

Also Published As

Publication number Publication date
DE2920626A1 (de) 1980-11-27
FR2457149A1 (fr) 1980-12-19
US4561837A (en) 1985-12-31
DE2920626C2 (de) 1987-02-05
CH647581A5 (de) 1985-01-31
GB2049499B (en) 1982-11-17
GB2049499A (en) 1980-12-31
JPS55156294A (en) 1980-12-05
JPH03517B2 (en18) 1991-01-08

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Legal Events

Date Code Title Description
ST Notification of lapse