Electronic ballast for a fluorescent task lamp
AssigneeBayco Products, Ltd.
InventorsBijan Bayat, James Newton, Robert Ellis
Life of this patent
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Abstract
An electronic ballast circuit for a handheld fluorescent task lamp, comprising a self-starting electronic driver circuit operated by a power supply and operable to start and run at least first and second compact fluorescent bulbs from a single output; first and second receptacles for connecting the first and second bulbs to the single output; and a bulb accommodation circuit in the electronic driver circuit that enables operation of the electronic ballast circuit with either starter or non-starter type fluorescent bulbs and with either one or both bulbs.
Claims10
An electronic ballast circuit for a fluorescent task lamp, comprising:
- a power supply controlled by an ON/OFF switch;
- a self-starting electronic driver circuit operated by the power supply and operable to start and run at least first and second CFL bulbs from a single output;
- first and second receptacles coupled in parallel to the single output of the driver circuit for connecting respectively a first terminal of the first and second CFL bulbs to the output of the driver circuit;
- and
- a bulb accommodation circuit in the electronic driver circuit that enables operation of the electronic ballast circuit independently of the type of CFL bulb connected to either first or second receptacle.
Dependencies are inferred from the claim text.