US 12,168,977 B2
Liquid pump, in particular for providing a supply to a transmission of an electric or hybrid drive module of a motor vehicle
Roland Stoessel, Ebern (DE)
Assigned to FTE automotive GmbH, Ebern (DE)
Filed by FTE automotive GmbH, Ebern (DE)
Filed on Nov. 24, 2020, as Appl. No. 17/102,709.
Claims priority of application No. 10 2019 132 670.2 (DE), filed on Dec. 2, 2019; and application No. 10 2020 129 312.7 (DE), filed on Nov. 6, 2020.
Prior Publication US 2021/0164558 A1, Jun. 3, 2021
Int. Cl. F04B 53/20 (2006.01); F04B 53/10 (2006.01); F04C 13/00 (2006.01)
CPC F04B 53/20 (2013.01) [F04B 53/10 (2013.01); F04C 13/005 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A liquid pump for providing a fluid to a transmission of an electric or hybrid drive module of a motor vehicle, comprising:
a pump housing wherein a pump chamber and a pump rotor are arranged, the pump housing has at least one intake opening;
a filter plate which covers the at least one intake opening is attached to the pump housing, the filter plate having a planar first surface which includes a plurality of filter openings formed through the planar first surface, and
a pressure-limiting valve, which has a valve body and a spring,
wherein the spring is in direct contact with the planar first surface of the filter plate.