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US 6,279,672 B1Granted
Motorization system for a merchandise cart
OwnerMartine Losegoinventor
Life of this patent
Estimating the term…
Abstract
A motorization system for a merchandise cart having at least two wheels including a direct current electric power storage unit; a power supply controller connected to the power storage unit; and two electric motors connected in series and connected to the controller, with each of the motors being operatively associated with one of the wheels and each motor having a nominal operating voltage equal to half the nominal output voltage of the power storage unit.
Claims10
A motorization system for a merchandise cart having at least two wheels comprising:
- a direct current electric power storage unit;
- a power supply controller connected to the power storage unit;
- and
- two electric motors connected in series and connected to the controller, with each of the motors being operatively connected to one of the wheels and each motor having a nominal operating voltage substantially equal to half the nominal output voltage of the power storage unit.
1 more element
A motorization system for a merchandise cart having at least two wheels comprising:
- a direct current electric power storage unit;
- a power supply controller connected to the power storage unit;
- and
- two electric motors connected in series and connected to the controller, with each of the motors being operatively connected to one of the wheels without a differential rotationally driving the wheels and each motor having a nominal operating voltage substantially equal to half the nominal output voltage of the power storage unit.
1 more element
Dependencies are inferred from the claim text.