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:
Aug. 16, 2016
Filed:
Mar. 08, 2012
Applicants:
Josef Theurer, Vienna, AT;
Herbert Woergoetter, Gallneukirchen, AT;
Inventors:
Josef Theurer, Vienna, AT;
Herbert Woergoetter, Gallneukirchen, AT;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01H 8/00 (2006.01); E01B 27/10 (2006.01);
U.S. Cl.
CPC ...
E01H 8/00 (2013.01); E01B 27/10 (2013.01);
Abstract
A machine group for cleaning ballast of a track includes a first machine, having an endless clearing chain for ballast cleaning, and a second machine preceding the former with regard to a working direction and having a pick-up device for picking up cleaned ballast pre-deposited on the track. A third machine is arranged to precede the second machine. The third machine has two shoulder excavating devices for picking up the ballast located in a shoulder region of a ballast bed, and a second screening plant for cleaning the picked-up ballast.