About 143 results
https://drivepatents.com/patents/948349 · 7 Oct 2015
The invention relates to a method and device for determining the instantaneous mass flow of a gas, such as air in a conduit (12), like an air intake channel of an internal combustion engine of a motor vehicle. The method comprises the steps of: - measuring...
https://drivepatents.com/patents/958136 · 26 Aug 2015
The invention relates to a connecting device (10) for a fluid-tight connection of two pipe end sections (12, 13). The connecting device (10) has a holding element that can be mounted on a first pipe end section (12) by means of a bayonet lock. The holding ...
https://drivepatents.com/patents/958497 · 5 Aug 2015
The invention concerns a noise reduction device (1) adapted for being mounted within an air supply system of an internal combustion engine so that air can pass through said device (1). According to the invention, said device (1) comprises: - a housing (3) ...
https://drivepatents.com/patents/950291 · 17 Jun 2015
The present invention relates to a duct system (10) and a method for manufacturing a duct system (10), in particular of an intake system, in particular of an internal combustion engine, in particular of a motor vehicle. The duct system (10) comprises at le...
https://drivepatents.com/patents/960226 · 10 Jun 2015
Filter element for an air filter of an internal combustion engine with a first filter bellows (10) having a plurality of filter pleats (15), each with a first pleat leg (15a) and a second pleat leg (15b) that converge at a pleat edge (15c), wherein the fir...
https://drivepatents.com/patents/960513 · 3 Jun 2015
The invention relates to a main filter element (22) for a filter device (10), in particular an air filter for an internal combustion engine, which can be arranged in a filter housing (12). This is to be flowed through by a fluid to be filtered. The main fi...
https://drivepatents.com/patents/960514 · 3 Jun 2015
A filter device comprises a filter element formed from at least two radially nested filter bellows, wherein at least one filter bellows is to be flowed through in the radial direction and a flow space for the fluid is formed between the filter bellows. Eac...
https://drivepatents.com/patents/950819 · 20 May 2015
The invention relates to a duct connection arrangement (20) of an internal combustion engine, comprising a first duct (21) having one end (211) fitting into an end (221) of a second duct (22), said first duct end (211) carrying air tightening means (214) a...
https://drivepatents.com/patents/951005 · 6 May 2015
The present invention relates to a control system (28) of at least one flap (24) of a fluid duct (22), in particular of an intake system (10), in particular of an internal combustion engine, in particular of a motor vehicle, and a fluid duct system. At lea...
https://drivepatents.com/patents/961211 · 29 Apr 2015
The invention relates to a filter element (14) for purifying a liquid medium. The filter element (14) can be inserted into a filter housing (12) of a filter system (10) and has a filter medium (28). Downstream of the filter medium (28) is first a water sep...