Railway rolling stock – Trucks – Bogie
Patent
1977-05-16
1978-12-19
Makay, Albert J.
Railway rolling stock
Trucks
Bogie
308138, B61F 514, B61F 524, F16C 1704, F16C 2702
Patent
active
041300661
ABSTRACT:
An improved railroad car truck side bearing assembly comprising two spring means spaced apart in a manner so as to concentrically envelop the side bearing mounting holes of a railroad car truck bolster; a base for mounting to a railroad car truck bolster and having pockets at each of its longitudinal extremities for receiving one end of a spring means so as to retain the spring means in its desired location, the base further having a centrally located upstanding projection partially enveloping the two spring means and also provided with a side wall having angularly and laterally disposed surfaces; a cap having pockets in its longitudinal extremities to receive and retain the other ends of the spring means, the cap having a pair of centrally located depending members which co-operatively interengage the projection of the base, the cap also being provided with a side wall having angularly and laterally disposed surfaces to co-operatively engage the similar surfaces located on the base.
REFERENCES:
patent: 2259049 (1941-10-01), Swan et al.
patent: 2327954 (1943-08-01), Barrows et al.
patent: 2350301 (1944-05-01), Cottrell
patent: 2830857 (1958-04-01), Blattner
patent: 3981548 (1976-09-01), MacDonnell et al.
Amsted Industries Incorporated
Beltran Howard
Kostka Fred P.
Makay Albert J.
Schmitt John L.
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