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US 8,808,818 B2Granted
Molded foam
AssigneeKyoraku Co., Ltd.
InventorRyuichi Ishida
Life of this patent
Estimating the term…
Abstract
The present invention is a molded foam (foam duct (1)) having a tubular section (100a) with an open end (120a). A parting line (PL), which is formed during molding, extends to the open end (120a). The molded foam includes a protruding portion protruding from the parting line (PL) on one side of the parting line (PL) at least in the proximity of the open end (120a).
Claims2
A molded foam comprising
- a tubular section having an open end, with a parting line formed along an external peripheral surface of the tubular section at an intersection between two molds during blow molding, the parting line extending from proximate the open end and along the external surface of the tubular section, the external surface having a protruding portion protruding from the external surface at one side of the parting line at least in the proximity of the open end.
Dependencies are inferred from the claim text.