FI65568C - Foerfarande foer tillverkning av formade delar och formyta laempad foer foerfarandet - Google Patents

Foerfarande foer tillverkning av formade delar och formyta laempad foer foerfarandet Download PDF

Info

Publication number
FI65568C
FI65568C FI780815A FI780815A FI65568C FI 65568 C FI65568 C FI 65568C FI 780815 A FI780815 A FI 780815A FI 780815 A FI780815 A FI 780815A FI 65568 C FI65568 C FI 65568C
Authority
FI
Finland
Prior art keywords
pattern
mold surface
recesses
protrusions
mold
Prior art date
Application number
FI780815A
Other languages
English (en)
Finnish (fi)
Other versions
FI780815A (fi
FI65568B (fi
Inventor
Gunnar Johansson
Per Ohlsson
Lennart Persson
Original Assignee
Bofors Ab
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 Bofors Ab filed Critical Bofors Ab
Publication of FI780815A publication Critical patent/FI780815A/fi
Publication of FI65568B publication Critical patent/FI65568B/fi
Application granted granted Critical
Publication of FI65568C publication Critical patent/FI65568C/fi

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
    • B29C51/30—Moulds
    • 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
    • B29C51/10—Forming by pressure difference, e.g. vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00605—Production of reflex reflectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Forging (AREA)
  • Adornments (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FI780815A 1977-03-28 1978-03-15 Foerfarande foer tillverkning av formade delar och formyta laempad foer foerfarandet FI65568C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7703500A SE411321B (sv) 1977-03-28 1977-03-28 Sett att framstella reliefmonstrade detaljer samt en derfor avpassad formyta
SE7703500 1977-03-28

Publications (3)

Publication Number Publication Date
FI780815A FI780815A (fi) 1978-09-29
FI65568B FI65568B (fi) 1984-02-29
FI65568C true FI65568C (fi) 1984-06-11

Family

ID=20330852

Family Applications (1)

Application Number Title Priority Date Filing Date
FI780815A FI65568C (fi) 1977-03-28 1978-03-15 Foerfarande foer tillverkning av formade delar och formyta laempad foer foerfarandet

Country Status (6)

Country Link
DE (1) DE2812385A1 (da)
DK (1) DK124678A (da)
FI (1) FI65568C (da)
GB (1) GB1593346A (da)
NO (1) NO781031L (da)
SE (1) SE411321B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3334396A1 (de) * 1983-09-23 1985-04-11 Mast, geb. Kaschub, Anita, 7580 Bühl Verfahren zum herstellen von kuenstlichen pflastersteinplatten
GB2272662C (en) * 1992-11-21 2007-05-08 Hadley Ind Plc Sheet material, method of producing same and rolls for use in the method
US6700712B2 (en) 2001-11-13 2004-03-02 3M Innovative Properties Company Multidirectional single surface optically shaped film
DE102004029453A1 (de) 2004-06-18 2006-06-08 Samsonite Corp., Denver Verfahren zur Herstellung eines Kunststoffteiles, insbesondere Gepäckstückschale, aus selbstverstärktem thermoplastischen Material, Kunststoffteil, hergestellt aus selbstverstärktem thermoplastischen Material und Vorrichtung zur Herstellung eines Kunststoffteiles, insbesondere Gepäckstückschale

Also Published As

Publication number Publication date
FI780815A (fi) 1978-09-29
FI65568B (fi) 1984-02-29
NO781031L (no) 1978-09-29
DE2812385A1 (de) 1978-10-05
SE7703500L (sv) 1978-09-29
DK124678A (da) 1978-09-29
GB1593346A (en) 1981-07-15
SE411321B (sv) 1979-12-17

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Date Code Title Description
MM Patent lapsed

Owner name: AB BOFORS