Hoisting limit switch and lifting device

US8657134B2 · kind B2 · utility

Assignee

• LIEBHERR-WERK EHINGEN GMBH · DE

Inventor

• Erwin Morath · Lauterach, DE

Key dates

• Filing date: Oct 13, 2010
• Grant date: Feb 25, 2014
• Expiry date: May 11, 2032

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B66C15/065
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

The present disclosure relates to a hoisting limit switch for limiting the maximum allowed hoisting height of a hoisting cable, wherein the hoisting limit switch includes a read-write device for reading and writing data, and a means from which the operating condition of the hoisting limit switch can be read out by the read-write device.