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특허 상세정보

Method of injection moulding of articles of several materials

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B29D-027/00   
미국특허분류(USC) 264/255 ; 264/DIG83 ; 264/45.1 ; 264/45.5 ; 264/328.12
출원번호 US-0673940 (1976-04-05)
우선권정보 FR-0034327 (1973-09-25)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Finnegan, Henderson, Farabow & Garrett
인용정보 피인용 횟수 : 18  인용 특허 : 1
초록

The present invention is concerned with a method of and a machine for the production by injection welding of articles of large size and/or complex structures having, at least locally, composite portions formed by the introduction of one of at least two materials of different compositions inside the other, said method comprising the steps of: injecting a first material into at least two different zones of a mould and then injecting a second material into the first material at said zones, the second material pushing the first material against the walls of ...

대표청구항이 없습니다

이 특허를 인용한 특허 피인용횟수: 18

  1. Luigi Vecchiarino IT; Dante Siano IT. Apparatus for manufacturing coinjected panels. USP2002046368093.
  2. Potter Terry C. (Sylvania OH). Method and apparatus for coinjecting two thermoplastic materials. USP1984094470936.
  3. Steinbichler Georg,ATX. Method for processing plastic material. USP1998065759476.
  4. Ritchey Eugene B.. Method of injection molding. USP1998085792397.
  5. Ohtake, Shinichi; Tamura, Tatsuya. Method of manufacturing windows having an integral hollow body frame member. USP2004056730258.
  6. Bordener Robert. Mold process for producing a finished solid surface countertop. USP1999035885503.
  7. Bordener Robert (2888 Colonial Way Bloomfield Hills MI 48304). Mold process for producing a finished solid surface countertop. USP1997055628949.
  8. Angell ; Jr. Richard G. (Bridgewater NJ). Molding method using fast curing fiber reinforced, low viscosity thermosetting resin. USP1987094692291.
  9. Hendry, James; Homann, Gregory A.; Turczynski, David. Open mold molding. USP2005056890478.
  10. Witkowski, William. Plastic baseball bat and method of making the same. USP1985094541629.
  11. Pearson, Terrence C.. Plastic expulsion process. USP2004076767487.
  12. Pearson, Terrence C.. Plastic expulsion process for forming hollow tubular products. USP2005106953546.
  13. Homann, Gregory A.; Turczynski, David. Plastic injection molded articles with hollow rib members. USP2005056890477.
  14. Homann, Gregory A.; Hendry, James; Turczynski, David. Plastic injection molding with moveable insert members. USP2005096939504.
  15. Homann, Gregory A.. Plastic injection molding with moveable mold members forming speaker grill. USP2005056899843.
  16. Vecchiarino Luigi,ITX ; Siano Dante,ITX. Process for the manufacture of trim panels for motorvehicles. USP1998095799385.
  17. Demia, Laurent; Petite, Michel. Volumetric liquid meter having a part of the chamber formed with multi-materials. USP2003096619116.
  18. Ohtake Shinichi,JPX ; Tamura Tatsuya,JPX. Windows for automobiles and the like. USP2001056223497.