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Patent US6325961 - Stereolithographic method and apparatus with enhanced control of prescribed ... - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More »Sign inAdvanced Patent SearchPatentsA rapid prototyping and manufacturing (e.g. stereolithography) method and apparatus for producing three-dimensional objects by selectively subjecting a liquid or other fluid-like material to a beam of prescribed stimulation. In a preferred embodiment a source of prescribed stimulation is controlled to...http://www.google.com/patents/US6325961?utm_source=gb-gplus-sharePatent US6325961 - Stereolithographic method and apparatus with enhanced control of prescribed stimulation and applicationAdvanced Patent SearchPublication numberUS6325961 B1Publication typeGrantApplication numberUS 09/246,502Publication dateDec 4, 2001Filing dateFeb 8, 1999Priority dateFeb 8, 1999Fee statusPaidAlso published asDE60014470D1, DE60014470T2, EP1033229A2, EP1033229A3, EP1033229B1Publication number09246502, 246502, US 6325961 B1, US 6325961B1, US-B1-6325961, US6325961 B1, US6325961B1InventorsRoss D. Beers, Jouni P. Partanen, Nansheng TangOriginal Assignee3D Systems, Inc.Export CitationBiBTeX, EndNote, RefManPatent Citations (42), Non-Patent Citations (15), Referenced by (18), Classifications (14), Legal Events (6) External Links: USPTO, USPTO Assignment, EspacenetStereolithographic method and apparatus with enhanced control of prescribed stimulation and application
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Dennis R.Simultaneous multiple layer curing in stereolithographyUS5840239Jan 31, 1997Nov 24, 19983D Systems, Inc.Apparatus and method for forming three-dimensional objects in stereolithography utilizing a laser exposure system having a diode pumped frequency quadrupled solid state laserUS5902537Jan 28, 1997May 11, 19993D Systems, Inc.Rapid recoating of three-dimensional objects formed on a cross-sectional basisUS5902538Aug 29, 1997May 11, 19993D Systems, Inc.Simplified stereolithographic object formation methods of overcoming minimum recoating depth limitationsUS5943235Sep 27, 1996Aug 24, 19993D Systems, Inc.Rapid prototyping system and method with support region data processingUS5945058May 13, 1997Aug 31, 19993D Systems, Inc.Method and apparatus for identifying surface features associated with selected lamina of a three-dimensional object being stereolithographically formedUS6001297Apr 28, 1997Dec 14, 19993D Systems, Inc.Method for controlling exposure of a solidfiable medium using a pulsed radiation source in building a three-dimensional object using stereolithographyUS6084980May 13, 1997Jul 4, 20003D Systems, Inc.Method of and apparatus for deriving data intermediate to cross-sectional data descriptive of a three-dimensional objectUS6103176Feb 8, 1999Aug 15, 20003D Systems, Inc.Stereolithographic method and apparatus for production of three dimensional objects using recoating parameters for groups of layersUS6126884 *Feb 8, 1999Oct 3, 20003D Systems, Inc.Stereolithographic method and apparatus with enhanced control of prescribed stimulation production and applicationWO1995018009A1Dec 1, 1994Jul 6, 1995Kira Corp KkSheet laminate forming method and sheet laminate forming apparatusWO1996012607A1Oct 18, 1995May 2, 1996Bpm Tech IncApparatus and method for thermal normalization in three-dimensional article manufacturingWO1996012608A2Oct 18, 1995May 2, 1996Bpm Tech IncApparatus and methods for making a three-dimensional articleWO1996012609A1Oct 18, 1995May 2, 1996Bpm Tech IncApparatus and method for making three-dimensional articles using bursts of dropletsWO1996012610A2Oct 18, 1995May 2, 1996Bpm Tech IncApparatus and method for dispensing build material to make a three-dimensional article* Cited by examinerNon-Patent CitationsReference1Abstract of Japan 09-099490 (Apr. 15, 1997).*2Abstract of Japan 10-119136 (May 12, 1998).*3Abstract of Japan 10-268367 (Oct. 9, 1998).*4Jacobs, "Rapid Prototyping & Manufacturing: Fundamentals of StereoLithography," Society of Manufacturing Engineers, 1992.5Jacobs, "Stereolithography and other RP&M Technologies," Society of Manufacturing Engineers, 1996.6U.S. Patent Application No. 08/722,335, filed Sep. 27, 1996 by Leyden et al. (now abandoned).7U.S. Patent Application No. 09/061,796, filed Apr. 16, 1998 by Wu et al.8U.S. Patent Application No. 09/154,967, filed Sep. 17, 1998 by Nguyen et al. 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