Railways: surface track – Tie-plates – Sleeve
Patent
1994-07-14
1995-04-04
Huppert, Michael S.
Railways: surface track
Tie-plates
Sleeve
238 8, 238110, E01B 324, E01B 2104
Patent
active
054029422
ABSTRACT:
A tie collar having an upper wall for supporting a rail, an upper receptacle for receiving a cross tie, and a lower enlarged ground engaging portion is provided with an improved double wall feature for connecting the ends of the upper wall to the lower portion, and pedestal supports for supporting the primary and secondary ties in the construction of a railway crossing.
REFERENCES:
patent: 431846 (1890-07-01), Hull et al.
patent: 882051 (1908-03-01), Clough
patent: 972303 (1910-10-01), Wessels
patent: 1023392 (1912-04-01), Pennock
patent: 1026341 (1912-05-01), Burch
patent: 1031177 (1912-07-01), Goble
patent: 4121766 (1978-10-01), Wiatr et al.
patent: 4732320 (1988-03-01), Owen
patent: 5096117 (1992-03-01), Owen
Sigle John R.
Wiatr Rudolph F.
Gordon Stephen
Huppert Michael S.
Tie Collar, Ltd.
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