The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 22, 1985
Filed:
Nov. 09, 1981
Applicant:
Inventor:
Kenji Shimomura, Yokohama, JP;
Assignee:
Ikeda Bussan Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264 51 ; 209509 ; 264 406 ; 264236 ; 425144 ; 425160 ; 425451 ; 4258 / ;
Abstract
A method for the manufacture of shaped articles of polyurethane foam, which comprises pretreating metal molds for at least two types of shaped articles of polyurethane foam conveyed on conveyor units connected to heater units, forwarding said metal molds on the conveyor units according to the types of shaped articles to be produced, adjusting temperatures of said metal molds, feeding relevant polyurethane dopes to said metal molds, conveying said metal molds containing the dopes on conveyor units into the heater unit containing hot water, and immersing said metal molds in the hot water thereby allowing the dopes to foam and set within said metal molds.