Antivibration device

US6994068B2 · kind B2 · utility

Assignee

• Andreas Stihl AG & Co. KG · DE

Inventors

• Johannes Menzel · Oberhausen, DE
• Markus Keller · Leonberg, DE
• Helmut Lux · Winnenden, DE
• Christoph von Hiller · Stuttgart, DE
• Gunter Wolf · Eberdingen, DE
• Andreas Guip · Waiblingen, DE

Key dates

• Filing date: Feb 10, 2004
• Grant date: Feb 7, 2006
• Expiry date: Mar 5, 2024

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02B2063/046
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

An antivibration device is mounted between a motor unit (1) having an internal combustion engine (2) and a vibration-insulated unit (3) of a portable handheld work apparatus (4) such as a motor-driven chain saw, cutoff machine, suction/blower apparatus or the like. The antivibration device (5) includes a vibration damper (6) made of foamed elastic material (7).