Patent ID: 11920284
Assignee: HAIER SMART HOME CO., LTD.
Field: Other consumer goods (Other fields)
Classification: CPC D | IPC D

Claim 0:
1. A door assembly of a laundry treatment device, comprising:
an outer frame,
an inner frame,
an observation window disposed between the outer frame and the inner frame, and
an installation assembly disposed between the outer frame and the inner frame,
wherein the installation assembly is configured to enable the observation window to be rotatably sandwiched between the outer frame and the inner frame,
wherein the installation assembly comprises at least one fixing member disposed on an inner edge of the outer frame or an inner edge of the inner frame,
wherein the fixing member is formed with an installation groove, and an edge of the observation window is rotatably accommodated in the installation groove, and
wherein the installation assembly further comprises a guide assembly disposed in the installation groove, and the observation window is rotated in the installation groove by the guide assembly,
wherein the guide assembly comprises:
rolling members;
limiting grooves disposed on an inner side of a groove wall of the installation groove, the rolling members being rotatably accommodated in the limiting grooves; and
annular guide grooves disposed on the edge of the observation window, the rolling members also being capable of rolling in the annular guide grooves.