About 40 results
https://drivepatents.com/patents/984737 · 26 Jun 2013
The tool (1) has a housing accommodating a battery pack (10) and a housing wall and an edge. An electrical load (3) is fed by the battery pack. An electrical connecting cable (12) connects the electrical load to the battery pack. The housing is configured ...
https://drivepatents.com/patents/984735 · 26 Jun 2013
The protective circuit has a monitoring circuit (9) for detecting voltages (U1a-U5a, U1b-U5b, U1c-U5c) applied across individual cells (2) of a cell composite (5) and outputting a signal when the comparison of the voltages with each other exceeds a debalan...
https://drivepatents.com/patents/989775 · 12 Jun 2013
The engine (12) has a fuel supply device with fuel pump (34), fuel pressure damper (36) and injection valve (26). The pressure damper has damper membrane (54) that separates the damper chamber (53) and damper back chamber (56) from each other. The damper b...
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/989749 · 12 Jun 2013
The ignition circuit has ignition coil (34) that generates ignition spark at spark plug (20) arranged in combustion chamber. A control unit (32) controls the ignition coil. A sensor circuit (37) is configured to supply a voltage to sensor. The sensor circu...
https://drivepatents.com/patents/990194 · 29 May 2013
The tools has a suction head (12) that is arranged at free end (45) of fuel line (9) and is provided in fuel tank. The suction head is connected with a fuel feed device (10) of a combustion engine (5) over the fuel line. The suction head is provided with w...
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/1003229 · 18 Apr 2012
The carburetor has a rotary mounted throttle element with a throttle shaft (20) and a rotary mounted choke element with a choke shaft (18), where coupling elements define a start position of throttle element and choke element in a latching position. One of...
https://drivepatents.com/patents/1011631 · 22 Jun 2011
The device i.e. motor chain saw (1), has a starter device provided for starting a combustion motor and comprising an electro-motor. A rechargeable battery package is connected with the electro-motor via a switching device for driving the electro-motor. A c...
https://drivepatents.com/patents/1011610 · 22 Jun 2011
The method involves providing a voltage source for the electric energy of the engine control unit (17). The electro-dynamic or photovoltaic electric energy is generated from the voltage source before starting the internal combustion engine. The energy is s...