US 11,988,134 B2
Switching rack for a variable compression ratio connecting rod and a vehicle comprising such a switching rack
Peter Petrov, Angered (SE)
Assigned to Volvo Car Corporation, Gothenburg (SE)
Appl. No. 16/621,299
Filed by Volvo Car Corporation, Gothenburg (SE)
PCT Filed Jul. 9, 2018, PCT No. PCT/SE2018/050750
§ 371(c)(1), (2) Date Dec. 11, 2019,
PCT Pub. No. WO2019/013692, PCT Pub. Date Jan. 17, 2019.
Claims priority of application No. 1750919-1 (SE), filed on Jul. 13, 2017; and application No. 18150932 (EP), filed on Jan. 10, 2018.
Prior Publication US 2021/0301717 A1, Sep. 30, 2021
Int. Cl. F02B 75/04 (2006.01)
CPC F02B 75/045 (2013.01) 17 Claims
OG exemplary drawing
 
1. A combustion engine comprising a switching rack and a plurality of connecting rods, where the switching rack comprises a longitudinal body having a face side and a rear side, where the face side comprises a plurality of switching arrangements, where each switching arrangement comprises a first cam and a second cam, where each switching arrangement is adapted to interact with a switch on an associated connecting rod of the plurality of connecting rods, where the switching rack is arranged and glides in a groove between a cylinder block and an engine bedplate of the combustion engine such that the switching rack slides along a longitudinal direction of the longitudinal body relative to the plurality of connecting rods, where the groove is disposed in the cylinder block.