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:
Jan. 30, 2007
Filed:
Jun. 16, 2003
Applicant:
Karl Schnedl, Knittelfeld, AT;
Inventor:
Karl Schnedl, Knittelfeld, AT;
Assignees:
VAE Eisenbahnsysteme GmbH, Zeltweg, AT;
VAE GmbH, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a switch actuator for movable frogs (), comprising at least one cylinder piston unit () having a defined preset piston stroke, the cylinder piston unit () is connected with bearings () capable of being displaced in the axial direction of the piston stroke, which bearings are connected with a stationary substructure for the adjustment of a defined center position of the piston stroke and the driver for the movable frog (). The driver for the movable frog () is coupled with the cylinder piston unit () with first stops () displaceable in the axial direction being interposed.