Safety Device

• US 20080000346A1
• Filed: 03/03/2005
• Published: 01/03/2008
• Est. Priority Date: 03/03/2004
• Status: Active Grant

• Current Assignee: Klaus Hofmann
• Original Assignee: Klaus Hofmann
• Inventors: Hofmann, Klaus
• Granted Patent: US 7,861,830 B2
• Time in Patent Office: Days
• US Class Current: 92/8
• CPC Class Codes: F15B 15/262 using friction, e.g. brake pads
• CPC Class Codes: F16C 29/10 Arrangements for locking the bearings
• CPC Class Codes: Y10T 279/1021 Fluid-pressure actuator
• CPC Class Codes: Y10T 279/1029 Jaw is expansible chamber; i.e., bladder type
• CPC Class Codes: Y10T 279/12 with fluid-pressure actuator
• CPC Class Codes: Y10T 279/1216 Jaw is expansible chamber; i.e., bladder type

Abstract

The present invention relates to a safety device for reliably stopping weights, where a clamping system blocking the movement of the weight is controlled by a valve that works in cooperation with the weight body.

Claims