Partition plate for intake port, intake port molding sand...

Details Partition plate for intake port, intake port molding sand... Partition plate for intake port, intake port molding sand...

2006-09-05

2006-09-05

Kwon, John T. (Department: 3747)

Internal-combustion engines

Particular piston and enclosing cylinder construction

Cylinder head

C123S305000

Reexamination Certificate

active

07100560

ABSTRACT:
A partition plate (tumble plate) for an intake port is previously placed in an intake port molding sand core (port core) for forming an intake port of a cylinder head, and cast-in as the cylinder head is cast-molded, to partition the intake port into a plurality of ports. The partition plate is provided with shift preventing portion that prevent positional shift relative to the intake port molding sand core.

REFERENCES:
patent: 5186126 (1993-02-01), Tarekado et al.
patent: 5417190 (1995-05-01), Ando et al.
patent: 2002/0078921 (2002-06-01), Kim et al.
patent: 198 03 867 (1999-08-01), None
patent: 1 336 750 (2003-08-01), None
patent: 1 431 561 (2004-06-01), None
patent: 2001-193469 (2001-07-01), None

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