Pendulum slide pump with at least one communication channel

A motor vehicle, comprising:

• at least one pendulum slider pump for supplying a fluid to at least one of an internal combustion engine and a transmission, the at least one pendulum slider pump including:
• an inner rotor having a rotation axis connected to an outer rotor via a plurality of circumferentially spaced pendulums;
• a plurality of radial grooves disposed on the inner rotor configured to receive the plurality of pendulums, the plurality of radial grooves each including at least two circumferentially spaced groove walls and a groove base disposed between the at least two groove walls;
• the plurality of pendulums respectively including a pendulum head mounted on the outer rotor and a pendulum foot arranged in a corresponding one of the plurality of radial grooves;
• a plurality of chambers each defined by the inner rotor, the outer rotor and two circumferentially adjacent pendulums;
• a pendulum foot space associated with each of the plurality of radial grooves, wherein each pendulum foot space is delimited by each pendulum foot of the plurality of pendulums together with the at least two groove walls and the groove base of each of the plurality of radial grooves;
• a plurality of communication channels disposed on the inner rotor, the plurality of communication channels including at least two communication channels provided for the pendulum foot space of at least one associated radial groove of the plurality of radial grooves, wherein the at least two communication channels are disposed on circumferentially opposite sides of the at least one associated radial groove with respect to the rotation axis, and the at least two communication channels are each arranged to fluidly connect the pendulum foot space of the at least one associated radial groove to a respective one of the plurality of chambers;
• and
• wherein at least one of the at least two communication channels extends radially from at least one of the at least two groove walls of the at least one associated radial groove to a respective chamber of the plurality of chambers and at least one other of the at least two communication channels extends radially from at least one other of the at least two groove walls of the at least one associated radial groove to another respective chamber of the plurality of chambers, and wherein the at least two communication channels respectively open into the pendulum foot space of the at least one associated radial groove at the groove base.

A pendulum slider pump, comprising:

• an inner rotor having a rotation axis;
• an outer rotor;
• a plurality of pendulums connecting the inner rotor to the outer rotor;
• the inner rotor including a plurality of radial grooves configured to receive the plurality of pendulums, the plurality of radial grooves each including a groove base and at least two circumferentially spaced groove walls;
• the plurality of pendulums mounted on the outer rotor in an articulated manner, the plurality of pendulums respectively including a pendulum foot guided in a corresponding one of the plurality of radial grooves;
• a plurality of chambers each defined by the outer rotor, the inner rotor and two pendulums adjacent in a circumferential direction of the rotation axis;
• a plurality of pendulum foot spaces defined in the plurality of radial grooves, wherein each pendulum foot space is delimited by the pendulum foot of each of the plurality of pendulums together with the at least two groove walls and the groove base of each of the plurality of radial grooves;
• an arrangement of communication channels disposed on the inner rotor, the arrangement of communication channels including at least one communication channel provided for each of the plurality of pendulum foot spaces;
• wherein each communication channel of the arrangement of communication channels is disposed in the inner rotor to fluidly connect an associated pendulum foot space of each of the plurality of pendulum foot spaces to a respective one of the plurality of chambers, and wherein each communication channel of the arrangement of communication channels is structured at one end to open into the respective one of the plurality of chambers and at another end to open into the associated pendulum foot space at the groove base of each of the plurality of radial grooves.