Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Date of Patent
September 11, 2018
Patent Application Number
14848668
Date Filed
September 9, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
A safety circuit is provided for a portable charger having a charger battery operatively connected by a power supply to positive and negative jumper cable jacks capable of jump starting a 12V car battery as well as at least one USB port capable of charging 5V portable electronic devices. The safety circuit includes a jump start relay operatively connecting the power supply to the positive and negative jumper cable jacks; a microprocessor, and a voltage input analyzer operatively connected with the microprocessor to enable or disable the jump start relay.
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