US 6,981,861 B2
Foaming mold using hollow tubes
Sung Kuk Park, Yongin-si (Korea, Republic of)
Assigned to Hyundai Mobis Co., Ltd., Seoul (Korea, Republic of)
Filed on Nov. 20, 2003, as Appl. No. 10/716,667.
Claims priority of application No. 10-2003-0062590 (KR), filed on Sep. 08, 2003.
Prior Publication US 2005/0053683 A1, Mar. 10, 2005
Int. Cl. B29C 44/14 (2006.01)
U.S. Cl. 425—127 2 Claims
OG exemplary drawing
 
1. A foaming mold using hollow tubes, comprising:
a mold unit including separate first and second molds having inner cavities engraved in conformity of a molded product;
said plurality of hollow tubes being isolated and sealed from one another in respective regions and located between the first and second molds to enclose an outer periphery of the molded product; and
a plurality of vents that are formed within the second mold to communicate with the hollow tubes so that air in the isolated hollow tubes can be independently vented.