Auxiliary parting plane

FIGURE 1.127 Mold with auxiliary parting plane and drag plate (a) Mold closed (b) mold open, position for the part removal and application of the mold release... 

Molds for flexible, PUR integral skin foams are required in the production of motor cycle seats, sun visors, and simple seat upholstery. These large molds usually consist of two parts. For suitable venting, molds for annular headrests require auxiliary parting planes that can be mounted with hinges on one of the mold halves. 

Alternative versions where the Coulomb part of the Kohn-Sham matrix is assembled using plane waves as the auxiliary basis have also been proposed and, properly implemented, these achieve linear scaling even for small systems and for large basis sets. °... 

---