DRIVING UNIT FOR A BREAST PUMP AND A BREAST PUMP Russian patent published in 2020 - IPC A61M1/06 

FIELD: medical equipment.

SUBSTANCE: drive unit for a breast pump comprises a housing, internal components arranged in the housing, and a suspension which comprises at least one resilient member mechanically connecting the component assembly to the housing. Elastic element includes a damping element or elastomer element. Elastomer element comprises silicone, polyurethane, natural or synthetic rubber, elastomer formed by injection molding polymer or their combination. Inner components are mechanically connected to form an assembly which is mechanically connected to the body by means of suspension. Inner components comprise at least a pressure unit. Elastic element represents spring, cylindrical helical spring or plate spring. Internal components are fixedly or detachably arranged on the main structure. Main structure is mechanically connected to the body by means of a suspension. All internal components are mechanically connected by means of the main structure providing the possibility of these components attachment. Disclosed is a breast pump comprising a drive assembly and a kit for expressing.

EFFECT: technical result is reduced noise level in high and medium frequencies.

9 cl, 3 dwg