E - Fixed Constructions – 01 – B
Patent
E - Fixed Constructions
01
B
104/10
E01B 27/20 (2006.01) E01B 27/16 (2006.01)
Patent
CA 1056211
Abstract of the Disclosure A tamping head with a pair of vibratory and recipro- catory tamping tools mounted on a vertically adjustable carrier for immersion in the ballast in the cribs, with the ties positioned between the tools, Each tamping tool is constituted by a lever pivotal in a vertical plane about a transverse pivot, and stops are mounted on the carrier for setting at least three different reciprocating strokes for the tamping tools, with a remote-controlled multi-step drive for setting the stops.
257867
Praschi Wilhelm
Theurer Josef
LandOfFree
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