Railways – Truck in conduit
Patent
1990-10-10
1992-08-04
Focarino, Margaret A.
Railways
Truck in conduit
104140, 104108, B61B 1000
Patent
active
051349400
ABSTRACT:
A self-propelled platform car (SPPC) type conveying system for moving a platform car on a running surface along a predetermined path, which comprises a SPPC having at least three steerable wheels disposed respectively at the front and at the back of the SPPC, at least one of the wheels being motor driven, a guide rail disposed below the predetermined path, front and back steering trolleys having steering means engaged with the guide rail for steering the steering trolleys thereby, and front and rear steering transmitting means for transmitting steering from a steering trolley to a corresponding wheel on one side of the car, the steering transmitting means having coupling members extending substantially vertically along a side of the rolling track.
REFERENCES:
patent: 3532060 (1970-10-01), Brush
patent: 3774548 (1973-11-01), Borst
patent: 3838648 (1974-10-01), Dahlberg et al.
patent: 3859925 (1975-01-01), Hartz
patent: 4671184 (1987-06-01), Fukuda
patent: 4691640 (1987-09-01), Murai
patent: 4776282 (1988-10-01), Ishikura et al.
Fujita Shigeyoshi
Fukuhara Kazuyoshi
Nishihara Shigeyoshi
Daifuku Co. Ltd.
Focarino Margaret A.
Pape Joseph D.
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