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Feed block for a flat coextrusion die

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B29C-047/06   
미국특허분류(USC) 425/1331 ; 425/171 ; 425/188 ; 425/380
출원번호 US-0845118 (1986-03-27)
우선권정보 FR-0005029 (1985-04-01)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 27  인용 특허 : 1
초록
▼

The block comprises a central channel (2) which feeds a first molten plastic, and at least one secondary channel (5, 10) which feeds a different molten plastic and connects to the central channel (2) upstream of the die, the central channel (2) in the connection zone, being equipped with a flat portion (11) which alters the cross-section of the channel, the said flat portion (11) being mounted in a removable piece (12) coaxial with the central channel and arranged in a guide tube (13) which intersects the central channel (2) and runs through the feed blo...

대표
청구항
▼

Feed block for a flat coextrusion die, comprising a central channel possessing an inlet which can be connected to a first feed source of molten thermoplastic, an outlet which can be connected to the flat coextrusion die and at least one secondary channel possessing an inlet which can be connected to a second source of molten thermoplastic, a distribution torus surrounding the central channel and an outlet connected to the central channel upstream of the flat coextrusion die, in which the central channel, in the zone where it connects to at least one seco...

이 특허에 인용된 특허 (1)

  1. Wagner Alfred (Steisslingen DT) Kidratschky Hermann (Hilzingen DT). Process for the manufacture of composite sections and a device for carrying this out. USP1977064030334.

이 특허를 인용한 특허 피인용횟수: 27

  1. Bondeson,Benjamin J.; Burmester,Thomas; Kufner,Hubert; Ramspeck,Alan. Adhesive dispensing nozzle. USP200709D550261.
  2. Kwok Kui-Chiu ; Lessley Mel S.. Adhesive dispensing nozzles for producing partial spray patterns and method therefor. USP1999035882573.
  3. Herrington ; Jr. F. John. Adjustable coextrusion feedblock. USP1998075780067.
  4. Kegasawa,Tadahiro; Katsumoto,Ryuichi; Takase,Masanori; Waki,Yoshifumi; Kikuchi,Kunihiko. Apparatus and method for manufacturing resin molded product. USP2006087090479.
  5. Weinstein James N. Cooker die and rotary cutter removably securing mechanism. USP2001026189439.
  6. Weinstein James N. ; Cremers Thomas G.. Cooker die and rotary cutter removably securing mechanism. USP2000116152021.
  7. Weinstein James N. ; Cremers Thomas G. ; Smith Thomas L. ; Robie Steven C.. Cooker die and rotary cutter removably securing mechanism. USP2001016167798.
  8. Fabbricante Anthony S. (19 Hill Dr. Oyster Bay NY 11771) Fabbricante Thomas J. (19 Hill Dr. Oyster Bay NY 11771) Najour Gerald C. (6456 Rosecommon Dr. Norcross GA 30096). Disposable extrusion apparatus with pressure balancing modular die units for the production of nonwoven webs. USP1997105679379.
  9. Hirschkorn Ingo (Neu Wulmstorf DEX). Extruder head assembly. USP1991014983113.
  10. Kwok Kui-Chiu. Extruding nozzle for producing non-wovens and method therefor. USP2000046051180.
  11. Ulcei, John A.; Pitsch, Dale P.. Feedblock for adjusting the dimensions of a set of co-extruded layers of a multi-layer sheet. USP2003096626206.
  12. Kwok, Kui-Chiu. Liquid atomization method and system. USP2003086602554.
  13. Kwok, Kui-Chiu; Van Erden, Donald; Zentmyer, Hugh. Meltblowing apparatus. USP2005056890167.
  14. Kwok Kui-Chiu. Meltblowing method and apparatus. USP1999055902540.
  15. Kwok Kui-Chiu ; Van Erden Donald L. ; Zentmyer Hugh J.. Meltblowing method and apparatus. USP2000066074597.
  16. Kwok Kui-Chiu ; Bolyard ; Jr. Edward W. ; Riggan ; Jr. Leonard E.. Meltblowing method and system. USP1999055904298.
  17. Kwok, Kui-Chiu; Bolyard, Jr., Edward W.; Riggan, Jr., Leonard E.. Meltblowing method and system. USP2004016680021.
  18. Kegasawa,Tadahiro; Katsumoto,Ryuichi; Takase,Masanori. Method and apparatus for forming resin film. USP2009027494331.
  19. Burmester, Thomas; Kufner, Hubert. Method for dispensing random pattern of adhesive filaments. USP2013058435600.
  20. Bondeson, Benjamin J.; Burmester, Thomas; Kufner, Hubert; Saine, Joel E.. Multi-plate nozzle and method for dispensing random pattern of adhesive filaments. USP2010097798434.
  21. Burmester, Thomas; Kufner, Hubert. Nozzle and method for dispensing random pattern of adhesive filaments. USP2011128074902.
  22. Burmester,Thomas; Kufner,Hubert. Nozzle assembly. USP200903D588617.
  23. Kwok Kui-Chiu. Omega spray pattern. USP2001036197406.
  24. Kui-Chiu Kwok. Omega spray pattern and method therefor. USP2002106461430.
  25. Kwok Kui-Chiu. Omega spray pattern and method therefor. USP2001036200635.
  26. Weinstein, James N.; Cremers, Thomas G.; Smith, Thomas L.. Rotary cutter assembly. USP2004076767198.
  27. Weinstein,James N.; Cremers,Thomas G.; Smith,Thomas L.. Rotary cutter assembly. USP2006087094169.

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