Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Reexamination Certificate
2005-01-06
2010-02-16
Le, Huyen D (Department: 2614)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
C381S380000, C381S374000
Reexamination Certificate
active
07664287
ABSTRACT:
A headset capable of receiving signals from an electronic device includes a body (110), a neck (120) protruding from the body, a speaker (130) coupled to the neck, an ear loop (140) removably attached to the neck, and an earplug (150) removably attached to the neck. The ear loop can include an attachment portion (810) including a substantially circular arc, and an ear engagement portion (820) coupled to the headset attachment portion and including a flexible wire (821) surrounded by a coating (822). The earplug can include a neck attachment portion (1110) and an ear engaging portion (1120) adjacent to the headset engaging portion and having a protruding lip (1121).
REFERENCES:
patent: 6154539 (2000-11-01), Pitel
patent: 6760459 (2004-07-01), Bae
patent: 6771790 (2004-08-01), Liu
patent: 7409234 (2008-08-01), Glezerman
del Toro Carlos
Nalwad Vijendra
Neu Thorben
Belkin International Inc.
Bryan Cave LLP
Le Huyen D
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