Strap assembly of head-mounted device, head-mounted device
AssigneeBeijing Zitiao Network Technology Co., Ltd.
InventorsHaigang Li, Zishang Wang
Life of this patent
Estimating the term…
Abstract
A strap assembly for a head-mounted device and a head-mounted device. The strap assembly of the head-mounted device includes: a fixed shell; a strap shell rotatably arranged on the fixed shell; a speaker arranged inside the strap shell. The speaker and the strap shell define a front sound cavity and a rear sound cavity that are spaced apart. The strap shell has a sound outlet hole that is in communication with the front sound cavity.
Claims18
A strap assembly of a head-mounted device, comprising:
- a fixed shell having a concave arc surface;
- a strap shell rotatably arranged on the fixed shell and having a convex arc surface that is in sliding-fit with the concave arc surface;
- and
- a speaker arranged inside the strap shell, the speaker and the strap shell define front and rear sound cavities that are spaced apart, the strap shell has a sound output hole that is in communication with the front sound cavity,
- wherein a peripheral wall of the strap shell has a vent hole that is in communication with the rear sound cavity, the fixed shell defines an airflow channel that is in communication with an external environment, and the airflow channel is in communication with the vent hole.
A head-mounted device, comprising a strap assembly of the head-mounted device and a wire harness, wherein the strap assembly comprises:
- a fixed shell having a concave arc surface;
- a strap shell rotatably arranged on the fixed shell and having a convex arc surface that is in sliding-fit with the concave arc surface;
- and
- a speaker arranged inside the strap shell, the speaker and the strap shell define front and rear sound cavities that are spaced apart, the strap shell has a sound output hole that is in communication with the front sound cavity,
- wherein a peripheral wall of the strap shell has a vent hole that is in communication with the rear sound cavity, the fixed shell defines an airflow channel that is in communication with an external environment, and the airflow channel is in communication with the vent hole.
Dependencies are inferred from the claim text.