IT1077604B - Procedimento per la fabbricazione di un supporto di plastica simmetrico alla rotazione - Google Patents

Procedimento per la fabbricazione di un supporto di plastica simmetrico alla rotazione

Info

Publication number
IT1077604B
IT1077604B IT19794/77A IT1979477A IT1077604B IT 1077604 B IT1077604 B IT 1077604B IT 19794/77 A IT19794/77 A IT 19794/77A IT 1979477 A IT1979477 A IT 1979477A IT 1077604 B IT1077604 B IT 1077604B
Authority
IT
Italy
Prior art keywords
symetric
procedure
manufacture
rotation
plastic support
Prior art date
Application number
IT19794/77A
Other languages
English (en)
Italian (it)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1077604B publication Critical patent/IT1077604B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
    • F16C17/105—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one bearing surface providing angular contact, e.g. conical or spherical bearing surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/208—Methods of manufacture, e.g. shaping, applying coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Sliding-Contact Bearings (AREA)
IT19794/77A 1976-02-03 1977-01-31 Procedimento per la fabbricazione di un supporto di plastica simmetrico alla rotazione IT1077604B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7601060A NL7601060A (nl) 1976-02-03 1976-02-03 Werkwijze voor het vervaardigen van een uit kunst- stof bestaand rotatie-symmetrisch lager.

Publications (1)

Publication Number Publication Date
IT1077604B true IT1077604B (it) 1985-05-04

Family

ID=19825558

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19794/77A IT1077604B (it) 1976-02-03 1977-01-31 Procedimento per la fabbricazione di un supporto di plastica simmetrico alla rotazione

Country Status (8)

Country Link
JP (1) JPS5294952A (fr)
BE (1) BE850984A (fr)
DE (1) DE2702302A1 (fr)
FR (1) FR2340183A1 (fr)
GB (1) GB1575034A (fr)
IT (1) IT1077604B (fr)
NL (1) NL7601060A (fr)
SE (1) SE7700993L (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58122015U (ja) * 1982-02-15 1983-08-19 日本精工株式会社 動圧形ラジアル軸受
GB8623886D0 (en) * 1986-10-04 1986-11-05 Schlumberger Electronics Uk Displacement transducers
DE4409009A1 (de) * 1994-03-16 1995-09-21 Takata Europ Gmbh Verfahren zur Herstellung einer sich axial verjüngenden Zugelement-Wickelrolle für Sicherheitsgurtanordnungen bei Kraftfahrzeugen sowie Wickelrolle und Spritzgußform zur Ausführung dieses Verfahrens
EP1151838A3 (fr) * 1995-05-24 2002-07-17 Merz & Krell GmbH & Co. Démoulage de manchons pour les instruments d'écriture
US6078121A (en) 1997-02-21 2000-06-20 Emerson Electric Co. Rotor assembly for a rotating machine
US6025665A (en) * 1997-02-21 2000-02-15 Emerson Electric Co. Rotating machine for use in a pressurized fluid system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2439782A (en) * 1944-09-14 1948-04-13 Owens Illinois Glass Co Stripping means for molds
FR1476156A (fr) * 1966-04-14 1967-04-07 Becton Dickinson Co Dispositif de montage perfectionné d'une aiguille et d'une embase sur un ensemble hypodermique et son procédé de fabrication
NL6617168A (fr) * 1966-12-07 1968-06-10
US3776676A (en) * 1972-06-26 1973-12-04 M Kessler Insulated runner system for plastic cap molds

Also Published As

Publication number Publication date
NL7601060A (nl) 1977-08-05
DE2702302A1 (de) 1977-08-04
GB1575034A (en) 1980-09-17
BE850984A (fr) 1977-08-01
FR2340183A1 (fr) 1977-09-02
SE7700993L (sv) 1977-08-04
JPS5294952A (en) 1977-08-10

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