About 29 results
https://drivepatents.com/patents/982858 · 23 Oct 2013
The work apparatus has a combustion engine (18) that drives work tool. A fuel pump is designed to convey the fuel from a fuel tank (12) to the combustion engine. The fuel pump is driven by the combustion engine. A feed pump is manually actuated by user. Th...
https://drivepatents.com/patents/984770 · 26 Jun 2013
The method involves measuring the crankcase pressure using a crankcase pressure sensor (21) of the combustion chamber (3), and evaluating the measured values of the crankcase pressure sensor using an evaluation device (23). The ambient pressure is determin...
https://drivepatents.com/patents/989747 · 12 Jun 2013
The engine has crankcase (4), a crankshaft and a cylinder that is rotated around rotational axis. The crankcase has circumferential wall that is arranged extending in circumferential direction, and is provided with fuel retaining unit (10). The fuel retain...
https://drivepatents.com/patents/984838 · 5 Jun 2013
A four-stroke engine (1) for a working machine with a rod (60), where a tool is attached to one end of the rod (60) in a longitudinal direction and the four-stroke engine (1) is fixed to the other end of the rod (60) in use. the four-stroke engine (1) incl...
https://drivepatents.com/patents/999767 · 1 Aug 2012
A combustion chamber mounted with spark plug is controlled by an ignition device. A speed control unit is provided to control speed of combustion engine. A speed trap circuit is provided to limit speed of internal combustion engine to a speed limit below s...
https://drivepatents.com/patents/1009212 · 28 Sep 2011
An adjustment and blocking system of an accelerator cable of an internal combustion engine of a portable work machine comprising the engine, a tubular frame joining the engine with the tool, and a handle located in proximity of the engine and gripped by an...
https://drivepatents.com/patents/1013473 · 27 Apr 2011
A portable working machine includes a gaseous-fueled engine, a working unit driven by the engine, a control unit for controlling the engine and the working unit, and an acceleration sensor capable of detecting accelerations in two mutually perpendicular ho...
https://drivepatents.com/patents/1013680 · 20 Apr 2011
The engine (100) has a cylinder (12) comprising an intermediate flange (15) with a carrier bridge (15a) and extending along a piston running direction (13) from a crankcase side (12a) to a head end (12b). A holding device is provided for mechanical holding...
https://drivepatents.com/patents/1072142 · 30 Nov 2005
A device for a power tool that includes an internal combustion engine and a carburetor for supplying an air and fuel mixture to the engine. The carburetor includes at least one externally adjustable component. An air filter arrangement of the device is for...
https://drivepatents.com/patents/1075178 · 10 Aug 2005
The present invention concerns an engine 10 having a crankcase (15) extending in the longitudinal direction of a vehicle body, a cylinder (16) located before the crankcase and extending almost upward, a cylinder head (17) located above the cylinder, and an...