FR2286699A1 - Perfectionnements a la fabrication d'objets a parois minces en matiere plastique - Google Patents

Perfectionnements a la fabrication d'objets a parois minces en matiere plastique

Info

Publication number
FR2286699A1
FR2286699A1 FR7531010A FR7531010A FR2286699A1 FR 2286699 A1 FR2286699 A1 FR 2286699A1 FR 7531010 A FR7531010 A FR 7531010A FR 7531010 A FR7531010 A FR 7531010A FR 2286699 A1 FR2286699 A1 FR 2286699A1
Authority
FR
France
Prior art keywords
thin
manufacturing
plastic materials
wall objects
objects
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
FR7531010A
Other languages
English (en)
French (fr)
Other versions
FR2286699B1 (enExample
Inventor
Peter Ward
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.)
Plastona John Waddington Ltd
Original Assignee
Plastona John Waddington Ltd
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
Priority claimed from GB4309074A external-priority patent/GB1482130A/en
Application filed by Plastona John Waddington Ltd filed Critical Plastona John Waddington Ltd
Publication of FR2286699A1 publication Critical patent/FR2286699A1/fr
Application granted granted Critical
Publication of FR2286699B1 publication Critical patent/FR2286699B1/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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/261—Handling means, e.g. transfer means, feeding means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
FR7531010A 1974-10-04 1975-10-03 Perfectionnements a la fabrication d'objets a parois minces en matiere plastique Granted FR2286699A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4309074A GB1482130A (en) 1973-11-14 1974-10-04 Multi-cylinder internal combustion engines of the diesel type

Publications (2)

Publication Number Publication Date
FR2286699A1 true FR2286699A1 (fr) 1976-04-30
FR2286699B1 FR2286699B1 (enExample) 1980-01-04

Family

ID=10427279

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7531010A Granted FR2286699A1 (fr) 1974-10-04 1975-10-03 Perfectionnements a la fabrication d'objets a parois minces en matiere plastique

Country Status (1)

Country Link
FR (1) FR2286699A1 (enExample)

Also Published As

Publication number Publication date
FR2286699B1 (enExample) 1980-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse