Molded foam and mold
First Claim
1. A molded foam comprising a recessed, step-shaped groove in an outer surface thereof, the molded foam comprising one or more thin plate-like ribs connected to first and second surfaces of the groove which define the deepest portion thereof and wherein the molded foam is a car seat pad.
2 Assignments
0 Petitions
Accused Products
Abstract
A molded foam containing no voids and a mold for forming such a molded foam are provided. A molded foam 5 has an external corner 5a where a small rib 10 is formed and a recessed step 7 where thin plate-like ribs 11 are formed. The rib 10 has a triangular cross-sectional shape in a direction perpendicular to the longitudinal direction of the recessed step 7. The rib 10 is tapered from the base to an end thereof in a direction in which the rib 10 protrudes. The ribs 11 are arranged at intervals in the longitudinal direction of the recessed step 7.
8 Citations
9 Claims
- 1. A molded foam comprising a recessed, step-shaped groove in an outer surface thereof, the molded foam comprising one or more thin plate-like ribs connected to first and second surfaces of the groove which define the deepest portion thereof and wherein the molded foam is a car seat pad.
Specification