A foam product includes a foam core and a soft shell. The foam core includes a tightly packed cluster of expanded beads. Each of the expanded beads is made of a pre-expanded bead. The foam core defines in its top 5 surface a recess. The recess has an inner wall on which some outermost beads of the expanded beads are exposed and protruded. The soft shell is disposed within the recess of the foam core and has an outer wall attached to the inner wall of the recess. In particular, the soft shell has at its outer wall a plurality of cavities sized and shaped to respectively receive the protruded, 10 outermost beads in the recess of the foam core. FIG. FIG. A 11
FOAM PRODUCT
2021-08-26
Patent
Elektronische Ressource
Englisch
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse |