Battery charging jobsite lunchbox
First Claim
Patent Images
1. An apparatus comprising:
- a housing having a number of walls, a top and a bottom;
a charger located in said housing for charging a removable battery pack of the type which is used to power rechargeable hand tools and other tools;
a charging receptacle operatively connected to said charger and being capable of receiving a removable battery pack to be charged by said charger;
an audio unit for producing an audio signal located in said housing;
a heating unit;
a cooling unit;
a user accessible insulated compartment;
a cord and plug for connecting said apparatus to an AC power source, and circuitry for connecting said AC source to power said heating unit, said cooling unit and said charger and for selectively applying power to the audio unit from one of said AC source and a removable battery pack.
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Accused Products
Abstract
A preferred embodiment of portable lunchbox equipment that is particularly useful at construction and other jobsites is disclosed which provides important desirable features and functionality comprising a housing, at least one charger for charging a removable battery pack, an audio unit for producing an audio signal, a heating unit, an insulated compartment, a cooling unit for the compartment, a cord and plug for connecting said apparatus to a source of AC power, and circuitry for selectively applying power to the audio unit, the charger and the heating unit.
159 Citations
19 Claims
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1. An apparatus comprising:
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a housing having a number of walls, a top and a bottom;
a charger located in said housing for charging a removable battery pack of the type which is used to power rechargeable hand tools and other tools;
a charging receptacle operatively connected to said charger and being capable of receiving a removable battery pack to be charged by said charger;
an audio unit for producing an audio signal located in said housing;
a heating unit;
a cooling unit;
a user accessible insulated compartment;
a cord and plug for connecting said apparatus to an AC power source, and circuitry for connecting said AC source to power said heating unit, said cooling unit and said charger and for selectively applying power to the audio unit from one of said AC source and a removable battery pack. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 19)
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14. An audio power unit for providing an audio output and for charging removable battery packs, said unit comprising:
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a housing having front, rear, left and right side walls, a top and a bottom;
a charger including a charging receptacle located in said housing for charging the removable battery pack;
a heating unit;
a cooling unit;
a user accessible insulated compartment;
an audio unit for producing an audio output located in said housing;
a cord and plug for connecting said apparatus to a source of AC power a circuit for connecting said cord to said charger and said audio unit, whereby AC power is applied to said audio unit to power the same and AC power is also applied to said charger, said circuit isolating said audio unit from said battery pack when AC power is applied to said audio unit and connecting said battery pack to power said audio unit when AC power is not applied to said audio unit. - View Dependent Claims (15)
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16. An apparatus comprising:
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a housing having a number of walls, a top and a bottom;
a charger located in said housing for charging a removable battery pack of the type which is used to power rechargeable hand tools and other tools;
a charging receptacle operatively connected to said charger and being capable of receiving a removable battery pack to be charged by said charger;
an audio unit for producing an audio signal located in said housing;
a heating unit;
a user accessible insulated compartment;
a cord and plug for connecting said apparatus to an AC power source, and circuitry for connecting said AC source to power said heating unit and said charger and for selectively applying power to the audio unit from one of said AC source and a removable battery pack. - View Dependent Claims (17, 18)
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Specification