US 2026/0256644 A1Published application

Massage device having adjustable massage depth

AssigneeShenzhen Yuyi Electronic Technology Co., Ltd.

InventorsYING ZHOU, BING LI

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Abstract

A massage device having an adjustable massage depth. The massage device comprising a driving device, a crank, a connecting rod, and a massage head assembly, wherein one end of the connecting rod is connected to the crank, and the other end thereof is connected to the massage head assembly; the driving device rotate the crank, and the massage head assembly is driven by means of the connecting rod to perform a massage; and one end of the connecting rod is connected to the crank by means of a movable connecting assembly. The massage device further comprises an adjustment assembly to move the movable connecting assembly, and the movement of the movable connecting assembly enables the distance between the connecting position of the connecting rod and the crank and the rotation center axis to change, so as to adjust the massage depth of the massage head assembly.

Claims14

Dependent claims

A massage device with an adjustable massage depth, comprising:

a massage head assembly;
a crank;
a driving device;
an adjustment assembly;
a movable connection assembly, driven to move by the adjustment assembly, comprising:
a bolt member, driven to rotate by the adjustment assembly, comprising:
an external threaded shaft, mounted to the crank;
and
a head;
and
a nut member, sleeved on and threadedly engaged with the external threaded shaft, movable along the external threaded shaft when the bolt member rotates;
a linkage rod, with a first end thereof connecting the nut member so as to connect the crank, and a second end thereof connected to the massage head assembly;
wherein the driving device is used to drive the crank to rotate about a rotation center axis, and drive the massage head assembly to perform massage actions through the linkage rod;
the adjustment assembly is used to rotate the bolt member of the movable connection assembly to move the nut member, and a movement of the nut member changes a distance between a connection position of the linkage rod to the crank and the rotation center axis, thereby adjusting the massage depth of the massage head assembly.

11 more elements

Dependencies are inferred from the claim text.