The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 18, 2007
Filed:
Mar. 18, 2004
Yo Nagasawa, Daito, JP;
Michiaki Koizumi, Daito, JP;
Yo Nagasawa, Daito, JP;
Michiaki Koizumi, Daito, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Sanyo Telecommunications Co., Ltd., Osaka, JP;
Abstract
A portable electronic device wherein a first case has a first sound radiating hole formed in the front wall thereof and positioned as opposed to a speaker and a second sound radiating hole formed in the rear wall thereof and positioned as opposed to the speaker. The two cases are rotatably joined by a hinge mechanism. The second case has a second knuckle constituting the hinge mechanism and is provided with a strip member for opening or closing the second sound radiating hole with the closing or opening movement of the second case. The strip member has a free end portion to be wound up by the second knuckle to open the second sound radiating hole when the two cases are in a closed state or to be paid out to close the second sound radiating hole when the two cases are in an opened state.