On Thursday 27 June 2013 16:08:14 Charles Buckley did opine: > Well, yes, I would expect that to be the case. > > http://www.google.com/patents/US6722872 > > "Disclosed is a three-dimensional modeling apparatus (*10*) that builds > up three-dimensional objects in a heated build chamber (*24*) by > dispensing modeling material from a dispensing head (*14*) onto a base > (*16*) in a pattern determined by control signals from a controller > (*140*). The motion control components (*18, 20*) of the apparatus > (*10*) are external to and thermally isolated from the build chamber > (*24*). A deformable thermal insulator (*132*) forms a ceiling of the > building chamber, allowing motion control of the dispensing head (*14*) > in an x, y plane by an x-y gantry (*18 *) located outside of and > insulated from the build chamber (*24*). In the preferred embodiment, a > material dispensing outlet (*66*) of the dispensing head is inside the > chamber. Thermal isolation of the motion control components from the > build chamber allows the chamber to be maintained at a high > temperature." > > I am still trying to determine what part of that meets the "not obvious > to someone versed in the field" that was part of the law creating the > patent system, but its the world we live in now..
So am I. The only thing I take away from that is we can't put it into an insulated box. Prior art, dunno, but I don't see a darned thing above that qualifies it as not obvious. Maybe I was born 60 years too soon? Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) My web page: <http://coyoteden.dyndns-free.com:85/gene> is up! My views <http://www.armchairpatriot.com/What%20Has%20America%20Become.shtml> You roll my log, and I will roll yours. -- Lucius Annaeus Seneca A pen in the hand of this president is far more dangerous than 200 million guns in the hands of law-abiding citizens. ------------------------------------------------------------------------------ This SF.net email is sponsored by Windows: Build for Windows Store. http://p.sf.net/sfu/windows-dev2dev _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
