US 12,143,761 B2
Adjustable headphone
Xianghong Xie, Guangdong (CN); Jieyu Chen, Guangdong (CN); and Pingdong Yang, Guangdong (CN)
Assigned to Harman International Industries, Incorporated, Stamford, CT (US)
Appl. No. 17/792,207
Filed by HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED, Stamford, CT (US)
PCT Filed Jan. 13, 2020, PCT No. PCT/CN2020/071780
§ 371(c)(1), (2) Date Jul. 12, 2022,
PCT Pub. No. WO2021/142575, PCT Pub. Date Jul. 22, 2021.
Prior Publication US 2023/0044893 A1, Feb. 9, 2023
Int. Cl. H04R 1/10 (2006.01); H04R 5/033 (2006.01)
CPC H04R 1/1008 (2013.01) [H04R 1/105 (2013.01); H04R 1/1058 (2013.01); H04R 5/0335 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An adjustable headphone, comprising:
a head band assembly; and
two earpieces attached to two ends of the head band assembly, respectively;
wherein the head band assembly comprises:
first and second elongate pieces each extending over a portion of a length of the head band assembly, at least one of the first and second elongate pieces being moveable along the length of the head band assembly and comprising a first length portion and a second length portion having a larger bending strength than the first length portion,
wherein the head band assembly further comprises a housing and the first and second elongate pieces are mounted and movable within the housing, and
wherein the housing comprises an upper housing part, the upper housing part comprising an elongate base portion and a plurality of sidewall portion pairs, each pair of the sidewall portion pairs has two opposing sidewall portions, with one sidewall portion extending downwardly from one side of the base portion, and the other sidewall portion extending downwardly from the other side of the base portion.