SWITCH REPLACEMENT DEVICE Russian patent published in 2004 - IPC

FIELD: railway transport; permanent way.

SUBSTANCE: cantilever track layer consists of platform and low-mounted cantilever with load-gripping equipment secured on platform on platform. Load -gripping equipment includes lifts, each made for longitudinal displacement relative to cantilever and furnished with hinge-suspended crossmember on which carriages with rail grips are installed for movement and jack-with roller support in its lower part. Lifts are mounted on carriages coupled with cantilever by power cylinders. Each lift, jack and carriage are furnished with power cylinders, and rail grips are made turnable relative to vertical axles.

EFFECT: increased labor productivity at replacement of wide units of switch (frog and after-frog units) by aligning them relative to spans between posts of portal lifts.

2 cl, 2 dwg