Cross frog for a set of track points, provided with an end...

Details Cross frog for a set of track points, provided with an end... Cross frog for a set of track points, provided with an end...

2006-10-17

2006-10-17

Le, Mark T. (Department: 3617)

Railway switches and signals

Crossings, frogs, and mates

Frogs

C246S276000, C246S382000, C246S385000

Reexamination Certificate

active

07121513

ABSTRACT:
A rail switch frog (1) includes a movable frog point (5) slidingly guided within a base frame (2), which frog point is movable into abutment on the wing rails (6, 7) and laterally supported in its abutment positions by supporting elements (10) fixed to the base frame (2). An end-position securing device (12) is provided for resiliently pressing the frog point (5) in its abutment position against the wing rail (6, 7) and the supporting elements (10), which end-position securing device is arranged within the space delimited by the base frame (2) and is connected with the base frame (2), or the supporting elements (10), as well as with the frog point (5).

REFERENCES:
patent: 889747 (1908-06-01), Bell
patent: 1784211 (1930-12-01), Vissat
patent: 38 28 921 (1990-03-01), None
patent: 295 10 718 (1996-01-01), None
patent: 1 022 385 (2000-07-01), None
patent: 2.037.663 (1970-12-01), None
patent: WO 00/73120 (2000-12-01), None

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