The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 22, 1976
Filed:
Aug. 05, 1974
Applicant:
Inventors:
Andrew M Dieringer, Waterford, WI (US);
Gunars Eidemanis, Milwaukee, WI (US);
Assignee:
Rexnord Inc., Milwaukee, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01B / ;
U.S. Cl.
CPC ...
104-9 ;
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.