A housing for an electric power steering device that has an electric motor, a speed reduction mechanism, a ball screw mechanism, and a rack bar. The housing has a first housing having a first end portion covering a part of the rack bar and a second end portion with a portion accommodating at least a part of the speed reduction mechanism. The first housing includes a rack bar insertion hole portion; an electric motor shaft insertion hole portion having a cylindrical shape on a radially outer side of the rack bar insertion hole portion, through which an electric motor shaft is inserted; and a fastening portion having an annular shape overlapping with an inner peripheral surface of the electric motor shaft insertion hole portion along the longitudinal direction of the rack bar when an axis extending in the rack bar longitudinal direction is viewed from a radially outer side.
HOUSING FOR ELECTRIC POWER STEERING DEVICE
2023-03-09
Patent
Elektronische Ressource
Englisch