Heat-insulated port liner arrangement and method of fabrication

Details Heat-insulated port liner arrangement and method of fabrication Heat-insulated port liner arrangement and method of fabrication

1986-05-01

1987-06-30

Goldberg, Howard N.

Power plants

Internal combustion engine with treatment or handling of...

291564WL, 295276, 29DIG5, 123193H, 164 98, B23P 1500, B23P 1700, B22D 1900, F01N 700

Patent

active

046760644

ABSTRACT:
A heat-insulated port liner arrangement for a device composed of a cast metal which is molded around the arrangement and includes a tubular port liner composed of a material including a ceramic, a first covering layer disposed on the outer surface of the liner and composed of a material including refractory fibers, and a second covering layer disposed on the outer surface of the first covering layer and composed of a material including a metal having a melting point not lower than the melting point of the cast metal.

REFERENCES:
patent: 2225807 (1940-12-01), Towler
patent: 3919755 (1975-11-01), Kaneko et al.
patent: 4167207 (1979-09-01), Rao et al.
patent: 4207660 (1980-06-01), Rao et al.
patent: 4604779 (1986-08-01), Narita et al.

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