Metal founding – Process – Shaping a forming surface
Reexamination Certificate
2007-05-15
2007-05-15
Lin, Kuang Y. (Department: 1725)
Metal founding
Process
Shaping a forming surface
C164S516000
Reexamination Certificate
active
10867230
ABSTRACT:
Pre-molding of wax or similar sacrificial material over one or more cores facilitates a subsequent molding over a core assembly. Individual cores or groups thereof may be pre-molded in a wax body. One or more such wax bodies may be assembled with other bodies and/or other cores to facilitate a main wax molding of such assembly.
REFERENCES:
patent: 4160313 (1979-07-01), Radford
patent: 4283835 (1981-08-01), Obrochta et al.
patent: 4487246 (1984-12-01), Frasier
patent: 5291654 (1994-03-01), Judd et al.
patent: 5296308 (1994-03-01), Caccavale et al.
patent: 5405242 (1995-04-01), Auxier et al.
patent: 5640767 (1997-06-01), Jackson et al.
patent: 5853044 (1998-12-01), Wheaton et al.
patent: 6505678 (2003-01-01), Mertins
patent: 6530416 (2003-03-01), Tiemann
patent: 6637500 (2003-10-01), Shah et al.
patent: 6668906 (2003-12-01), Burd
patent: 6705831 (2004-03-01), Draper
patent: 2004/0020629 (2004-02-01), Shah et al.
patent: 2005/0087319 (2005-04-01), Beals et al.
European Search Report for EP Patent Application No. 05253615.8.
Beals James T.
Murray Stephen D.
Snyder Jacob A.
Turkington Michael T.
Verner Carl R.
Bachman & LaPointe P.C.
Lin I.-H.
Lin Kuang Y.
United Technologies Corporation
LandOfFree
Investment casting does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Investment casting, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Investment casting will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3824134