DE3448025C2 - - Google Patents

Info

Publication number
DE3448025C2
DE3448025C2 DE3448025A DE3448025A DE3448025C2 DE 3448025 C2 DE3448025 C2 DE 3448025C2 DE 3448025 A DE3448025 A DE 3448025A DE 3448025 A DE3448025 A DE 3448025A DE 3448025 C2 DE3448025 C2 DE 3448025C2
Authority
DE
Germany
Prior art keywords
rotor
screw
rotor body
die
rotors
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
Application number
DE3448025A
Other languages
German (de)
English (en)
Other versions
DE3448025C3 (de
DE3448025A1 (de
Inventor
Guenter 5090 Leverkusen De Kirsten
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.)
GTS GESELLSCHAFT fur TURBO- und SCHRAUBENVERDICHTERTECHNIK KIRSTEN KG 5090 LEVERKUSEN DE
Original Assignee
GTS GESELLSCHAFT fur TURBO- und SCHRAUBENVERDICHTERTECHNIK KIRSTEN KG 5090 LEVERKUSEN DE
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 GTS GESELLSCHAFT fur TURBO- und SCHRAUBENVERDICHTERTECHNIK KIRSTEN KG 5090 LEVERKUSEN DE filed Critical GTS GESELLSCHAFT fur TURBO- und SCHRAUBENVERDICHTERTECHNIK KIRSTEN KG 5090 LEVERKUSEN DE
Priority to DE3448025A priority Critical patent/DE3448025C3/de
Publication of DE3448025A1 publication Critical patent/DE3448025A1/de
Publication of DE3448025C2 publication Critical patent/DE3448025C2/de
Application granted granted Critical
Publication of DE3448025C3 publication Critical patent/DE3448025C3/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003—Discharging moulded articles from the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2618—Moulds having screw-threaded mould walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/72—Encapsulating inserts having non-encapsulated projections, e.g. extremities or terminal portions of electrical components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/748—Machines or parts thereof not otherwise provided for
    • B29L2031/7498—Rotors
DE3448025A 1984-06-30 1984-06-30 Verfahren zur Herstellung von Rotoren für Schraubenverdichter Expired - Fee Related DE3448025C3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE3448025A DE3448025C3 (de) 1984-06-30 1984-06-30 Verfahren zur Herstellung von Rotoren für Schraubenverdichter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19843424148 DE3424148A1 (de) 1984-06-30 1984-06-30 Verfahren zur herstellung von rotoren fuer schraubenverdichter
DE3448025A DE3448025C3 (de) 1984-06-30 1984-06-30 Verfahren zur Herstellung von Rotoren für Schraubenverdichter

Publications (3)

Publication Number Publication Date
DE3448025A1 DE3448025A1 (de) 1986-05-28
DE3448025C2 true DE3448025C2 (pt-PT) 1988-01-21
DE3448025C3 DE3448025C3 (de) 1995-03-23

Family

ID=6239534

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3448025A Expired - Fee Related DE3448025C3 (de) 1984-06-30 1984-06-30 Verfahren zur Herstellung von Rotoren für Schraubenverdichter
DE19843424148 Granted DE3424148A1 (de) 1984-06-30 1984-06-30 Verfahren zur herstellung von rotoren fuer schraubenverdichter

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19843424148 Granted DE3424148A1 (de) 1984-06-30 1984-06-30 Verfahren zur herstellung von rotoren fuer schraubenverdichter

Country Status (1)

Country Link
DE (2) DE3448025C3 (pt-PT)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3506475A1 (de) * 1985-02-23 1986-08-28 Gts Ges Fuer Turbo Und Schraub Verfahren zur herstellung von rotoren fuer schraubenverdichter
SE470337B (sv) * 1986-09-05 1994-01-24 Svenska Rotor Maskiner Ab Rotor till en skruvrotormaskin samt förfarande för dess tillverkning
JPS63243478A (ja) * 1987-03-30 1988-10-11 Aisin Seiki Co Ltd 流体機器用ロ−タ
SE468122B (sv) * 1990-04-27 1992-11-09 Svenska Rotor Maskiner Ab Rotor foer en skruvrotormaskin, en skruvrotormaskin samt ett foerfarande foer tillverkning av en rotor
DE19502323C2 (de) * 1995-01-26 1997-09-18 Guenter Kirsten Verfahren zur Herstellung von Rotoren von Schraubenverdichtern
CN107470597A (zh) * 2017-08-11 2017-12-15 保定东峰铸造有限公司 一种搅龙脱模的专用设备及铸造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1660646U (de) 1953-03-24 1953-08-06 Buehler & Co Dose mit springdeckel.
DE1018219B (de) * 1954-09-01 1957-10-24 Alkett Maschb Ges Mit Beschrae Hinter dem Auslass eines Spritzguss-zylinders fuer thermoplastische Massen anzubringendes Vorsatzstueck
US3567569A (en) * 1965-08-09 1971-03-02 Toyo Rayon Co Ltd Synthetic fibers having novel shape
DE1508723B1 (de) * 1966-09-24 1969-09-04 Svenska Rotor Maskiner Ab Formvorrichtung fuer die Herstellung von Gussformen fuer schraubenfoermige Koerper
US3828628A (en) * 1970-11-24 1974-08-13 Peugeot & Renault Methods of extruding helical gear blanks
DE2409554A1 (de) 1974-02-28 1975-09-11 H & H Licensing Corp Schraubenkompressor mit in einem gehaeuse befindlichen rotoren
US4287749A (en) 1979-11-15 1981-09-08 Ford Motor Company Tapered extrusion die and method of forming the same
US4337800A (en) * 1980-07-07 1982-07-06 Steward Plastics, Inc. Two piece extruded hose
IT1136763B (it) * 1981-05-27 1986-09-03 Lombarde Ind Plastiche Apparecchio per la produzione continua di tuba estrusi rinforzati da filo metallico avvolto elicoidalmente

Also Published As

Publication number Publication date
DE3424148C2 (pt-PT) 1988-02-25
DE3448025C3 (de) 1995-03-23
DE3448025A1 (de) 1986-05-28
DE3424148A1 (de) 1986-01-09

Similar Documents

Publication Publication Date Title
EP0431681B1 (de) Verfahren und Strangpresswerkzeug zur Herstellung eines Rohlings mit innenliegenden Bohrungen
DE4120165A1 (de) Strangpresswerkzeug zur herstellung eines hartmetall- oder keramikstabes
DE2426492C2 (de) Verfahren und Vorrichtung zum kontinuierlichen Herstellen von gestreiften Seifenstücken
DE4120166A1 (de) Strangpresswerkzeug zur herstellung eines hartmetall- oder keramikstabes mit gedrallten innenbohrungen
EP2032877A2 (de) Schraubrad
DE19858102A1 (de) Bürstenkörper sowie Verfahren zum Herstellen eines Bürstenkörpers
DE2943230C2 (de) Knetvorrichtung für Kunststoffmischungen
DE2108936A1 (de) Verfahren und Vorrichtung zum Herstellen von teilweise geschäumtem Kunststoff-Halbzeug
DE1945675B2 (de) Verfahren und vorrichtung zur herstellung von schlaeuchen aus kautschuk oder anderen plastifizierbaren massen mit in schlauchlaengsrichtung verlaufenden strangfoermigen verstaerkungseinlagen
EP1042086B1 (de) Verfahren zur herstellung eines bohrwerkzeugs für werkzeugmaschinen
DE2415896A1 (de) Schneckenpresse
EP0513593B1 (de) Vorrichtung zur Extrusion von Kunststoff- und Kautschukmischungen
DE69634308T2 (de) Verfahren zum kontinuierlichen herstellen von profilierten teilen und vorrichtung zum durchführen des verfahrens
EP1396331B1 (de) Strangförmige Fahrzeugdichtung sowie Verfahren und Vorrichtung zu ihrer Herstellung
DE3448025C2 (pt-PT)
DE4433487C2 (de) Planetwalzenextruder
DE2616177A1 (de) Verfahren zur kontinuierlichen herstellung von endlosen zahnriemen mit beliebiger umfangslaenge
DE2920916A1 (de) Verfahren zur herstellung eines armierten endlosen zahnriemens aus kunststoff mit einer minustoleranz der riemenumfangslaenge
DE2359282B2 (de) Vorrichtung zur Herstellung von Profilen aus geschäumten Thermoplasten
DE19703798A1 (de) Zahnradextruder
DE2924357A1 (de) Verfahren zur kontinuierlichen herstellung von armierten profilbaendern
DE4114609C2 (de) Hochleistungsextruder mit konstanter Gangzahl im Einlauf- und Auslaufbereich eines Transferscherteiles
DE10354172A1 (de) Extruder
EP1336465A1 (de) Verfahren zum Herstellen eines Plastifizierzylinders mit Innenbeschichtung
DE2732866A1 (de) Strangpressprofile und form hierfuer

Legal Events

Date Code Title Description
AC Divided out of

Ref country code: DE

Ref document number: 3424148

Format of ref document f/p: P

OP8 Request for examination as to paragraph 44 patent law
AC Divided out of

Ref country code: DE

Ref document number: 3424148

Format of ref document f/p: P

D2 Grant after examination
AC Divided out of

Ref country code: DE

Ref document number: 3424148

Format of ref document f/p: P

8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
AC Divided out of

Ref country code: DE

Ref document number: 3424148

Format of ref document f/p: P

D4 Patent maintained restricted
8339 Ceased/non-payment of the annual fee