Patents by Inventor Mauricio Andrés Contreras Hernández

Mauricio Andrés Contreras Hernández has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Communication system in respiratory protection masks
    Patent number: 9402119
    Abstract: A communication system provided with a voice vibration adapter and microphone housing of electronic components, for respiratory protection equipment or the like, provided with means of transmission and reception, both connected either wired or wireless, in charge of allowing voice transmission fluently and clearly, in places of high acoustic index and of hazardous polluting emissions, preventing the worker from removing the protective equipment to communicate, characterized by means of voice vibration adapter (3), consists of a prismatic hollow outer body with lateral grooves (8) and a front oblong perimeter protrusion (9), inside which there is an isolating cavity (10) for receiving a microphone (1), followed by another smaller cavity (11) for acoustic resonance, which is connected to another cavity greater than the above (12), for electronic components' plate housing (2), also said voice vibration adapter (3), has an output duct (13) of a two-channel connection cable channels (14), which connects with the h
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: July 26, 2016
    Assignee: INGENIERIA, COMPUTACION Y COMUNICACIONES SOLUNOVA LTDA.
    Inventors: Mauricio Andrés Contreras Hernández, Jorge Ignacio Morales Undurrage
  • Communication System in Respiratory Protection Masks
    Publication number: 20150312664
    Abstract: A communication system provided with a voice vibration adapter and microphone housing of electronic components, for respiratory protection equipment or the like, provided with means of transmission and reception, both connected either wired or wireless, in charge of allowing voice transmission fluently and clearly, in places of high acoustic index and of hazardous polluting emissions, preventing the worker from removing the protective equipment to communicate, characterized by means of voice vibration adapter (3), consists of a prismatic hollow outer body with lateral grooves (8) and a front oblong perimeter protrusion (9), inside which there is an isolating cavity (10) for receiving a microphone (1), followed by another smaller cavity (11) for acoustic resonance, which is connected to another cavity greater than the above (12), for electronic components' plate housing (2), also said voice vibration adapter (3), has an output duct (13) of a two-channel connection cable channels (14), which connects with the h
    Type: Application
    Filed: November 15, 2012
    Publication date: October 29, 2015
    Inventors: Mauricio Andrés Contreras Hernández, Jorge Ignacio Morales Undurraga