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. 02, 1996
Filed:
Aug. 29, 1994
Applicant:
Inventors:
Josef Theurer, Vienna, AT;
Herbert Worgotter, Vienna, AT;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F / ;
U.S. Cl.
CPC ...
37104 ; 171 16 ; 104-2 ;
Abstract
A mobile machine for withdrawing ballast from a ballast bed includes two receptacles, each of which including a separate intake port and discharge outlet, with a suction tube being selectively connectable to the intake ports of the receptacles. In order to selectively seal the intake ports in an air-tight manner, each intake port accommodates a closing element so as to allow an alternate emptying and filling of the receptacles without interruption of the withdrawal of ballast.
Quick Actions:
Theurer, Josef. (1996). Mobile machine for withdrawing ballast from a ballast bed (U.S. Patent No. 5502904). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5502904
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile