Railways – Track layers – Tie replacer
Patent
1974-08-05
1976-06-22
Wood, Jr., M. H.
Railways
Track layers
Tie replacer
E01B 2910
Patent
active
039643972
ABSTRACT:
This is a method of and apparatus for forming a trench in the ballast under railroad track, commonly referred to as scarifying, and for grasping new ties, one at a time, positioned on top of the rails, drawing each tie in turn out to one side, positioning it opposite the trench and inserting it, all in a series of coordinated movements in sequence with a minimum, if any, disturbance of the ballast.
REFERENCES:
patent: 2923253 (1960-02-01), Geier et al.
patent: 3698324 (1972-10-01), Peppin et al.
Dieringer Andrew M.
Eidemanis Gunars
Bertsch Richard A.
Rexnord Inc.
Wood, Jr. M. H.
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