Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Composite article making
Patent
1973-11-13
1976-05-18
Silbaugh, Jan H.
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
Composite article making
264241, 308238, 308239, 425388, 425504, B29C 1704, B29D 300
Patent
active
039579395
ABSTRACT:
A composite bearing member is made from a sheet of a thermoplastic having good impact resistance having an insert of a low friction polymeric material such as filled PTFE. The sheet with the insert therein is heated, vacuum formed and subsequently cooled such that the insert is gripped within the sheet and the sheet-insert assembly is form stable.
REFERENCES:
patent: 1828731 (1931-10-01), Brincil
patent: 2971248 (1961-02-01), Kingsley et al.
Imperial Chemical Industries Limited
Silbaugh Jan H.
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