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특허 상세정보

Material and method for manufacturing plastic parts

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B32B-033/00   
미국특허분류(USC) 428/397; 428/402; 428/407; 264/013; 264/014; 264/015; 264/140; 264/141; 264/142; 264/143; 264/301; 264/302; 264/310; 264/311
출원번호 US-0685444 (2000-10-11)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Grossman, Tucker, Perreault & Pfleger, PLLC
인용정보 피인용 횟수 : 2  인용 특허 : 16
초록

A plastic particle is formed of a plastic material having at least one integral protruding ring disposed on its outer surface. The ring may be continuous or intermittent around a perimeter of the plastic particle. Preferably, the particles have an outer diameter in the range of 0.007 inches to 0.040 inches.

대표
청구항

1. A plastic particle comprising a plastic material and having an integral protruding ring section disposed on the outer surface of said particle, wherein said particle has an outer diameter in the range of 0.007 inches to 0.040 inches. 2. The plastic particle of claim 1 wherein the particle has a protruding ring section protruding from the surface in the range of 0.0002 inches to 0.0010 inches. 3. The plastic particle of claim 1 wherein the plastic material comprises a thermoplastic material. 4. The plastic particle of claim 3 wherein the thermoplastic ...

이 특허에 인용된 특허 (16)

  1. Preston Frank J. (Hampton NH). Air and water delivery system for a shell mold. USP1992045106285.
  2. Bauer Adolf (Olching DEX) Wagner Peter (Weichs DEX). Apparatus for molding an article from a fusible synthetic resin. USP1990124979888.
  3. Batchelder Bruce A. (Barrington NH) Gray John D. (New Durham NH). Apparatus for molding multicolor thin wall plastic shell. USP1991095046941.
  4. Kohaut Gnter (Knigstein DEX) Weber Werner (Nauheim DEX) Groenendijk Herman (Oosterhout NLX) Poppelaars Adrianus C. (Breda NLX) Janssen Wilhelmus H. J. (Breda NLX). Expandable plastics granular material having at least one orifice. USP1986114621022.
  5. Grimmer Robert A.. Material for manufacturing plastic parts. USP1999125998030.
  6. Grimmer Robert A. (Berwick ME). Material for manufacturing plastic parts. USP1997085654102.
  7. Gembinski John C. (Dover NH) Grimmer Robert A. (Rollinsford NH) Betzig Patricia A. (Dover NH). Method for making plastic parts. USP1990054923657.
  8. Colby Daniel E. (Somersworth NH). Modular slush molding machine. USP1983064389177.
  9. Wersosky John M. (Dover NH). Multiple zone heating of molds. USP1986114621995.
  10. Muller John (Englewood TN). Plastic shell for foam moldings. USP1989114878827.
  11. Grimmer Robert A. (Berwick ME). Process for manufacturing plastic microspheres. USP1996065525274.
  12. Grimmer Robert A. (Berwick ME). Process for manufacturing plastic parts. USP1996065525284.
  13. Wersosky John M. (Dover NH). Rotational mold with valved charge box. USP1988024722678.
  14. Anestis Emmanuel (Raymond NH) Wakefield Frederick I. (Durham NH). Slush molding method with selective heating of mold by air jets. USP1986114623503.
  15. Pauley General J. (Daleville VA) Smith Donald W. (Troutville VA) Chaney Dennis M. (Scott Depot WV) Hannah Samuel F. (Eagle Rock VA) Martin J. Wayne (Buchanan VA). Underwater pelletizer. USP1988034728276.
  16. Wilson Phillip S. (Dover NH) Hersman Marie J. (Durham NH). Underwater pelletizer die system for forming multisize thermoplastic pellets. USP1997015597586.