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:
May. 07, 2019
Filed:
Aug. 16, 2018
Riedel Communications International Gmbh, Wuppertal, DE;
RIEDEL COMMUNICATIONS INTERNAIONAL GMBH, Wuppertal, DE;
Abstract
The invention relates, inter alia, to a speech station () for an intercom network (), comprising an in particular parallepipedal housing (), with a housing front () and a rear housing side (), wherein a plurality of programmable operator controls () and multiple displays () are tightly packed on the housing front (), wherein the operator controls comprise a plurality of selector keys (), wherein the speech station as a result of a selector key being actuated by an operator provides a direct listen and/or talk connection to a selected other speech station () of the intercom network via a switching station (), wherein a plurality of connectors (), such as power-supply connector, data cable connector, BNC connector, are mounted on the rear housing side (), wherein at least one loudspeaker () is fixed on the speech station, wherein the loudspeaker is accommodated in a seat () between the housing front () and rear housing side (), offset to the rear () relative to the housing front (), and wherein the loudspeaker () has a sound exit surface () from which the sound is propagated to an opening () in the housing front (), wherein the opening has an opening cross-section () that amounts to only a fraction of the sound exit surface ().