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US 11,910,152 B2Granted
Earphone
AssigneeChiun Mai Communication Systems, Inc.
InventorsChing-Ming Hung, Sheng-Hsiung Tsai, Pei-Shuang Huang
Life of this patent
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Abstract
An earphone of adjustable size to fit the ears of different users includes a housing, a speaker, an air path, an inflatable earplug, and a control assembly. The speaker and at least one part of the air path are arranged in the housing. The inflatable earplug communicates with the air path and is detachably attached to the housing. The control assembly is arranged outside of the housing and configured to inflate and deflate the inflatable earplug through the air path.
Claims17
An earphone comprising:
- a housing;
- a speaker arranged in the housing;
- an air path, at least one part of the air path being defined in the housing;
- an inflatable earplug communicating with the air path and detachably attached to the housing;
- a control assembly arranged outside of the housing and configured to inflate and deflate the inflatable earplug through the air path;
- an engaging piece, the engaging piece connected to a connection of the inflatable earplug and the air path;
- and
- two seal pieces, the two seal pieces arranged on opposite sides of the engaging piece.
5 more elements
Dependencies are inferred from the claim text.