Title:
IN-EAR EARPHONE AND EARPHONE HOLDING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/212359
Kind Code:
A1
Abstract:
Disclosed in the present invention are an in-ear earphone and an earphone holding structure. The in-ear earphone comprises a first housing and a second housing connected to the first housing; a first accommodating cavity used for accommodating a loudspeaker and a sound channel communicated with the first accommodating cavity and used for transmitting sound emitted by the loudspeaker to an ear canal of a user are formed in the first housing; a second accommodating cavity used for accommodating an electronic element is formed in the second housing; the second housing is strip-shaped and comprises a first end and a second end that are opposite along the length direction of the second housing; and the connection portion of the second housing and the first housing is close to the first end. The in-ear earphone further comprises an ear support used for stretching into the cymba conchae of the user so as to assist holding the in-ear earphone when being worn; the ear support comprises a starting end and a tail end that are opposite; the starting end of the ear support is close to the second end; the first housing has a circumferential section; the first housing comprises an inner side surface that is located at one side of the circumferential section and at least partially is in contact with a concha cavity of the user when being worn, and an outer side surface that is located at the other side of the circumferential section and distant from the concha cavity; the sound channel obliquely extends from the inner side surface towards a direction distant from the second end; and an included angle between the projection of the sound channel on the circumferential section and the projection of the second housing in the length direction on the circumferential section is 15-20 degrees.
More Like This:
Inventors:
CHENG HONGBIN (CN)
SUN XIN (CN)
XU SHICHEN (CN)
SUN XIN (CN)
XU SHICHEN (CN)
Application Number:
PCT/CN2020/086095
Publication Date:
October 28, 2021
Filing Date:
April 22, 2020
Export Citation:
Assignee:
TIINLAB ACOUSTIC TECH SHENZHEN CO LTD (CN)
International Classes:
H04R1/10
Foreign References:
| CN205726296U | 2016-11-23 | |||
| CN206575572U | 2017-10-20 | |||
| US5927659A | 1999-07-27 | |||
| CN205793204U | 2016-12-07 |
Attorney, Agent or Firm:
SHEN & PARTNERS (CN)
Download PDF: