Speaker mounting for lined helmet
Patent 4636592 Issued on January 13, 1987. Estimated Expiration Date: 
December 3, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 3, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 1354524 2619639 3197785 3239842 3497874 3586977 Radio mounted in a helmet Earphone mounting in safety helmet for motorcycle riders Radio equipped protective helmet Protective helmet with voice communication system InventorAssigneeApplicationNo. 06/677750 filed on 12/03/1984US Classes:381/376HeadgearExaminersPrimary: Rubinson, Gene Z.Assistant: Byrd, Danita R. Attorney, Agent or FirmInternational ClassesA42B 3/04 (20060101)A42B 3/30 (20060101) H04M 1/05 (20060101) H04M 1/04 (20060101) AbstractApparatus and a method for mounting a speaker in a lined helmet whereby a speaker is placed in a covered cup attached to a blade and the blade is inserted between the lining and shell of the helmet so that the speaker will be located adjacent to the wearer's ear. The speaker is electrically connected to a signal source by a cable which passes through a hole in the side of the cup and is then connected to a jack. The jack is contained in a jack-holding member having a blade attached thereto so that the jack and cable may be removably attached to the helmet. | |
