Railways: surface track – Electrical connections – Combined rail joint or support
Patent
1976-09-08
1978-10-24
Reese, Randolph A.
Railways: surface track
Electrical connections
Combined rail joint or support
E01B 2300
Patent
active
041217659
ABSTRACT:
An ice mat device for improving the traction of a wheel of an automobile on ice includes an elongated, flexible mat member of a rectangular shape, wherein a pair of elongated strap members are longitudinally embedded in the mat. A plurality of elongated rib members are affixed to the upper surface of the mat. A plurality of elongated ice gripping elements are affixed to a lower surface of the mat, wherein the gripping elements are designed to be embedded into the ice on the ground.
REFERENCES:
patent: 1142727 (1915-06-01), Pottsgrove
patent: 1412048 (1922-04-01), Ehringer
patent: 1606622 (1926-11-01), Fogarty
patent: 3202358 (1965-08-01), Griswold
patent: 3350013 (1967-10-01), Bergquist
patent: 3425624 (1969-02-01), Jacobs
patent: 3640459 (1972-02-01), Preisier
patent: 3701474 (1972-10-01), Welz
patent: 3997110 (1976-12-01), Aumont
Farkas Robert D.
Reese Randolph A.
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