Compact foldable headphone

Details Compact foldable headphone Compact foldable headphone

2005-09-09

2009-08-25

Ensey, Brian (Department: 2614)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Plural or compound reproducers

C381S379000

Reexamination Certificate

active

07580539

ABSTRACT:
A headphone is made handy for carrying or storing. The headphone includes a pair of right and left headphone units, and an elastic band formed substantially into a U shape, which is mounted ranging from the human head to both sides of the head, and supports the headphone units in end portions thereof. A multiaxial arm joint is provided between an end part of the elastic band and the headphone unit, and includes a first arm, one end of which is connected turnably to the end part of the elastic band, and a second arm, one end of which is connected turnably to the other end of the first arm and the other end of which is connected turnably to the headphone unit. By turning the connecting portions of the multiaxial arm joint, the headphone units are housed within an internal space encircled by the elastic band.

REFERENCES:
patent: 7172052 (2007-02-01), Lenhard-Backhaus
patent: 2000-125386 (2000-04-01), None

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