Portable spraying device

US7866571B2 · kind B2 · utility

Assignee

• Andreas Stihl AG & Co. KG · DE

Inventors

• Matthias Müller · Kirchheim unter Teck, DE
• Thomas Stark · Waiblingen, DE

Key dates

• Filing date: Aug 8, 2007
• Grant date: Jan 11, 2011
• Expiry date: Apr 28, 2029

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B05B7/2464
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A portable spraying device has an internal combustion engine and a blower driven by the internal combustion engine. A blower tube is connected to the blower and conveys a blowing air stream generated in the blower. A spraying agent reservoir is provided and a spraying agent line is connect to the reservoir and conveys a spraying agent stream from the reservoir into the blowing air stream. A control valve is arranged in the spraying agent line. A throttle control acts on the internal combustion engine for controlling an engine output. A stop switch acts on the internal combustion engine for interrupting ignition. An actuating element acts on the control valve for actuating the control valve to control the spraying agent stream. A handle with a handle head is provided and the throttle control, the stop switch, and the actuating element are arranged in the handle head.