FR2607748B1 - Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites - Google Patents

Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites

Info

Publication number
FR2607748B1
FR2607748B1 FR8617380A FR8617380A FR2607748B1 FR 2607748 B1 FR2607748 B1 FR 2607748B1 FR 8617380 A FR8617380 A FR 8617380A FR 8617380 A FR8617380 A FR 8617380A FR 2607748 B1 FR2607748 B1 FR 2607748B1
Authority
FR
France
Prior art keywords
propeller
release
fixing
preparation
synthetic resin
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
FR8617380A
Other languages
English (en)
Other versions
FR2607748A1 (fr
Inventor
Nicolas Debout
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.)
SOGEX SA
Original Assignee
SOGEX SA
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 SOGEX SA filed Critical SOGEX SA
Priority to FR8617380A priority Critical patent/FR2607748B1/fr
Publication of FR2607748A1 publication Critical patent/FR2607748A1/fr
Application granted granted Critical
Publication of FR2607748B1 publication Critical patent/FR2607748B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/355—Conveyors for extruded 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29L2031/772—Articles characterised by their shape and not otherwise provided for
    • B29L2031/7732—Helical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR8617380A 1986-12-05 1986-12-05 Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites Expired FR2607748B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8617380A FR2607748B1 (fr) 1986-12-05 1986-12-05 Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8617380A FR2607748B1 (fr) 1986-12-05 1986-12-05 Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites

Publications (2)

Publication Number Publication Date
FR2607748A1 FR2607748A1 (fr) 1988-06-10
FR2607748B1 true FR2607748B1 (fr) 1989-04-07

Family

ID=9341809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8617380A Expired FR2607748B1 (fr) 1986-12-05 1986-12-05 Procede de preparation d'un element longiligne en forme d'helice, en resine synthetique pour sa fixation dans un corps tubulaire, par liberation de tensions internes induites

Country Status (1)

Country Link
FR (1) FR2607748B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19516889A1 (de) * 1995-05-09 1996-11-14 Bosch Gmbh Robert Verfahren zum Herstellen einer Stabantenne
DE19516888A1 (de) * 1995-05-09 1996-11-14 Bosch Gmbh Robert Verfahren zum Herstellen einer Wendelantenne und Wendelantenne

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT563423A (fr) * 1955-06-27 1900-01-01
GB1027933A (en) * 1962-05-02 1966-04-27 English Electric Co Ltd Improvements in and relating to heat exchanger tubes
GB1028000A (en) * 1964-03-04 1966-05-04 Brown Fintube Co Improvements in and relating to heat exchanger tubes
US3456319A (en) * 1967-01-23 1969-07-22 John R Gier Jr Method of making multifin helical fin tubes
BE795314A (fr) * 1972-02-10 1973-05-29 Raufoss Ammunisjonsfabrikker Conduit echangeur de chaleur
FR2232423B1 (fr) * 1973-06-08 1976-04-23 Pont A Mousson
DE3037632A1 (de) * 1980-10-04 1982-05-27 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Verfahren zum auskleiden eines mit einem duchgangsloch versehenen bauteils
GB2088772A (en) * 1980-11-21 1982-06-16 Mihama Mfg Manufacture of helical turbulence-inducing members
DE3566924D1 (en) * 1984-10-30 1989-01-26 Vaillant Joh Gmbh & Co Tube of a heat exchanger and procedure of manufacturing of a helix for such a tube

Also Published As

Publication number Publication date
FR2607748A1 (fr) 1988-06-10

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ST Notification of lapse