FR2177518A1 - Mandrel for grp tubing - allowing mfr and release of long pipe sections - Google Patents

Mandrel for grp tubing - allowing mfr and release of long pipe sections

Info

Publication number
FR2177518A1
FR2177518A1 FR7210846A FR7210846A FR2177518A1 FR 2177518 A1 FR2177518 A1 FR 2177518A1 FR 7210846 A FR7210846 A FR 7210846A FR 7210846 A FR7210846 A FR 7210846A FR 2177518 A1 FR2177518 A1 FR 2177518A1
Authority
FR
France
Prior art keywords
mandrel
tubing
grp
mfr
allowing
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
FR7210846A
Other languages
English (en)
French (fr)
Other versions
FR2177518B1 (ref
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.)
NORD PAS CALAIS HOUILLERES
Original Assignee
NORD PAS CALAIS HOUILLERES
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 NORD PAS CALAIS HOUILLERES filed Critical NORD PAS CALAIS HOUILLERES
Priority to FR7210846A priority Critical patent/FR2177518A1/fr
Publication of FR2177518A1 publication Critical patent/FR2177518A1/fr
Application granted granted Critical
Publication of FR2177518B1 publication Critical patent/FR2177518B1/fr
Granted 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
    • B29C53/602—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels for tubular articles having closed or nearly closed ends, e.g. vessels, tanks, containers
    • B29C53/605—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels for tubular articles having closed or nearly closed ends, e.g. vessels, tanks, containers by polar winding
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/8008—Component parts, details or accessories; Auxiliary operations specially adapted for winding and joining
    • B29C53/8091—Cutting the ends, surface finishing
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/82—Cores or mandrels
    • B29C53/821—Mandrels especially adapted for winding and joining
    • B29C53/824—Mandrels especially adapted for winding and joining collapsible, e.g. elastic or inflatable; with removable parts, e.g. for regular shaped, straight tubular articles
    • 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
    • B29L2023/00—Tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
FR7210846A 1972-03-28 1972-03-28 Mandrel for grp tubing - allowing mfr and release of long pipe sections Granted FR2177518A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7210846A FR2177518A1 (en) 1972-03-28 1972-03-28 Mandrel for grp tubing - allowing mfr and release of long pipe sections

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7210846A FR2177518A1 (en) 1972-03-28 1972-03-28 Mandrel for grp tubing - allowing mfr and release of long pipe sections

Publications (2)

Publication Number Publication Date
FR2177518A1 true FR2177518A1 (en) 1973-11-09
FR2177518B1 FR2177518B1 (ref) 1974-08-02

Family

ID=9095929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7210846A Granted FR2177518A1 (en) 1972-03-28 1972-03-28 Mandrel for grp tubing - allowing mfr and release of long pipe sections

Country Status (1)

Country Link
FR (1) FR2177518A1 (ref)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371286A1 (fr) * 1976-11-20 1978-06-16 Basf Ag Noyau de moule pour la fabrication de corps creux en resine synthetique renforcee de fibres
FR2377262A1 (fr) * 1977-01-14 1978-08-11 Dart Ind Inc Procede pour fabriquer des structures cylindriques creuses servant notamment d'electrodes collectrices pour des precipitateurs electrostatiques
EP0125013A3 (en) * 1983-04-22 1985-08-28 Metal Box P.L.C. Dimensonally stable thermoplastic tubular articles
FR2595613A1 (fr) * 1986-01-30 1987-09-18 Bruss Polt I Dispositif de moulage et de vulcanisation de pieces en polymeres en particulier pour la fabrication de courroies dentees
EP0289781A1 (de) * 1987-04-30 1988-11-09 Georg Fischer Aktiengesellschaft Verfahren zur Herstellung von faserverstärkten Kunststoff-Formteilen
WO2005070668A1 (en) * 2004-01-23 2005-08-04 Covess Nv Hollow composite body of fiber reinforced thermoplastic material
WO2010106110A3 (en) * 2009-03-18 2011-01-06 Single Buoy Moorings Inc. Improved composite hose and method for fabricating such a hose
EP3626427A3 (en) * 2018-09-24 2020-07-15 United Technologies Corporation Constant cross section mandrel for cmc components
CN115416270A (zh) * 2022-09-29 2022-12-02 江苏恒神股份有限公司 一种含内胆的筒体缠绕模具及含内胆筒体的制作方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371286A1 (fr) * 1976-11-20 1978-06-16 Basf Ag Noyau de moule pour la fabrication de corps creux en resine synthetique renforcee de fibres
FR2377262A1 (fr) * 1977-01-14 1978-08-11 Dart Ind Inc Procede pour fabriquer des structures cylindriques creuses servant notamment d'electrodes collectrices pour des precipitateurs electrostatiques
EP0125013A3 (en) * 1983-04-22 1985-08-28 Metal Box P.L.C. Dimensonally stable thermoplastic tubular articles
US4587075A (en) * 1983-04-22 1986-05-06 Metal Box P.L.C. Method and apparatus for making dimensionally stable thermoplastic tubular articles
FR2595613A1 (fr) * 1986-01-30 1987-09-18 Bruss Polt I Dispositif de moulage et de vulcanisation de pieces en polymeres en particulier pour la fabrication de courroies dentees
EP0289781A1 (de) * 1987-04-30 1988-11-09 Georg Fischer Aktiengesellschaft Verfahren zur Herstellung von faserverstärkten Kunststoff-Formteilen
WO2005070668A1 (en) * 2004-01-23 2005-08-04 Covess Nv Hollow composite body of fiber reinforced thermoplastic material
WO2010106110A3 (en) * 2009-03-18 2011-01-06 Single Buoy Moorings Inc. Improved composite hose and method for fabricating such a hose
AU2010224894B2 (en) * 2009-03-18 2016-09-01 Trelleborg Industrie Sas Improved composite hose and method for fabricating such a hose
EP3626427A3 (en) * 2018-09-24 2020-07-15 United Technologies Corporation Constant cross section mandrel for cmc components
US11400624B2 (en) 2018-09-24 2022-08-02 Raytheon Technologies Corporation Constant cross section mandrel for CMC components
US12128589B2 (en) 2018-09-24 2024-10-29 Rtx Corporation Constant cross section mandrel for CMC components
CN115416270A (zh) * 2022-09-29 2022-12-02 江苏恒神股份有限公司 一种含内胆的筒体缠绕模具及含内胆筒体的制作方法

Also Published As

Publication number Publication date
FR2177518B1 (ref) 1974-08-02

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse