Railway car and bogie of railway car

Details Railway car and bogie of railway car Railway car and bogie of railway car

2005-12-27

2005-12-27

Morano, S. Joseph (Department: 3617)

Railway rolling stock

Trucks

Bogie

Reexamination Certificate

active

06978719

ABSTRACT:
The railway car comprises a subframe40disposed below a floor of the car body with a clearance therebetween, and a bogie30disposed below the subframe40with a clearance therebetween, wherein car body10and subframe40are connected via a first center pin50protruding downward from car body10or via a first center pin50protruding upward from subframe40toward car body10, and subframe40and bogie30are connected via a second center pin70protruding downward from the subframe40. A two-step bumper61is disposed between the first center pin50and the corresponding adjacent member, and two-step bumper61is disposed on both sides of center pin50in the width direction of car body10. Car body10swings in the width direction when the bogie passes a point. After passing the point, car body10returns to its original position by the force of two-step bumper61.

REFERENCES:
patent: 4408541 (1983-10-01), Takai
patent: 5222440 (1993-06-01), Schneider
patent: 6398047 (2002-06-01), Ladendorf et al.
patent: 6651567 (2003-11-01), Takeichi et al.
patent: 0 469 512 (1992-02-01), None
patent: 1101497 (1968-01-01), None
patent: 04-173472 (1990-07-01), None
patent: 4-201670 (1992-07-01), None
patent: 2002-67946 (2002-03-01), None
patent: WO 2004/089716 (2004-10-01), None
Partial European Search Report, transmitted Mar. 14, 2005, for EP No. 04250370 (6 pp.).

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