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:
Apr. 22, 1986
Filed:
Nov. 25, 1983
Applicant:
Inventor:
Hans P Jaeggi, Lugano, CH;
Assignee:
Jackson Jordan, Inc., Ludington, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01B / ;
U.S. Cl.
CPC ...
51178 ;
Abstract
A railroad track rail grinding car having both vertical and horizontal grinding stones, with the horizontal stones being individually positionable to contact selected areas of a rail head profile and with the vertical stones being mounted on a flexible beam that can be bent to adjust the grinding path of the vertical stones. Both vertical and horizontal stones are surrounded with shrouds from which a vacuum pulls dust and sparks.