Patent ID: 7093717

Claim:
A tray pack comprising: a first tray pack and a second tray pack, each made of an elastic thin sheet resin, engageable for suspending a product therein, the first tray pack having a recessed center portion surrounded by a raised frame having an inner side with various stepped shaped members and an outer side having a multi-curved surface shape, the recessed center portion is formed by a plate containing a plurality of protrusions; the inner side of the raised frame, adjoining the plate of the recessed center portion, includes sustaining portions configured to contact the product contained in the tray pack and step portions, above the sustaining portions configured to contact the second tray pack; the outer side of the raised frame including a multi-curved surface formed of multiple curved surfaces; and the second tray pack having a recessed center portion surrounded by a raised frame having an inner side and an outer side, the outer side having sustaining portions and a multi-curved surface shape, the recessed center portion including a plate containing a plurality of protrusions; the inner side of the raised frame adjoins the plate of the recessed center portion; and the outer side of the raised frame including sustaining portions configured to contact the step portions of the first tray pack; wherein the first tray pack and second tray pack are faced opposed to each other so as to suspend the product securely in place via the first tray pack sustaining portions, and wherein the plate of the recessed center portion, of both the first and second tray pack, is comprised of a plurality of protrusions, of two different heights and sizes, evenly spaced in an alternating arrangement, wherein the taller of the two protrusions extends from the plate of the recessed center portion to an outer surface of the respective first and second tray pack.