Patents by Inventor Alfredo Manuel Cardenas Riojas

Alfredo Manuel Cardenas Riojas 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).

  • Patent number: 9124197
    Abstract: The present in relates to an electric energy Micro Generator, integrated by a pneumatic motor and an electric Generator coupled magnetically, where the pneumatic motor is propelled by the fluid pressure associated with: air, natural gas, bitter gas, nitrogen, etc. designed to be intrinsically safe, with an index of protection against intrusion of solid objects or dust, accidental contacts, or water IP 67, according to the International Electro technical Commission, for use in hazardous locations “where fire or explosion may exist due to flammable gases or vapors, flammable liquids, combustible dust or flammable fibers or in suspension”. “Classified as Class I, Division 1, Group A, B, C and D, according to U.S. National Electrical Code, and which has its main field of application remote installations that lack electricity, but that dispose of a pressure associated with a fluid.
    Type: Grant
    Filed: January 5, 2011
    Date of Patent: September 1, 2015
    Inventor: Alfredo Manuel Cardenas Riojas
  • Publication number: 20130277987
    Abstract: The present invention relates to an electric energy Micro Generator, integrated by a pneumatic motor and an electric Generator coupled magnetically, where the pneumatic motor is propelled by the fluid pressure associated with: air, natural gas, bitter gas, nitrogen, etc. designed to be intrinsically safe, with an index of protection against intrusion of solid objects or dust, accidental contacts, or water IP 67, according to the International Electro technical Commission, for use in hazardous locations “where fire or explosion may exist due to flammable gases or vapors, flammable liquids, combustible dust or flammable fibers or in suspension”. “Classified as Class I, Division 1, Group A, B, C and D, according to U.S. National Electrical Code, and which has its main field of application remote installations that lack electricity, but that dispose of a pressure associated with a fluid.
    Type: Application
    Filed: January 5, 2011
    Publication date: October 24, 2013
    Inventor: Alfredo Manuel Cardenas Riojas