Railways: surface track – Electrical connections – Special rail
Patent
1986-12-08
1988-05-17
Peters, Jr., Joseph F.
Railways: surface track
Electrical connections
Special rail
238148, B61K 702
Patent
active
047445122
ABSTRACT:
The invention relates to a composite section having a section or part of the rail cross-section made of light metal and also, mounted securely on the same, a section made of a heavy metal which forms a part of the outer surface of the composite section--in particular a composite conductor rail of aluminum or an aluminum alloy and a steel facing or insert joined to it by means of extrusion.
REFERENCES:
patent: 1814476 (1931-07-01), Kurz
patent: 3222464 (1965-12-01), Dehn
patent: 3356276 (1967-12-01), Robinson et al.
patent: 3716114 (1973-02-01), Beck
Avila Stephen P.
Peters Jr. Joseph F.
Swiss Aluminium Ltd.
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