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US 4,873,841 AGranted
Portable cooler
OwnerWilliam Bradshaw, Robert Shepardinventors
Life of this patent
Estimating the term…
Abstract
A portable cooler comprising a cooling compartment having a pair of wheels coupled thereto at one end thereof and having a handle positioned on and coupled to one side of the cooling compartment opposite said wheels for pulling the portable cooler. The handle is angularly adjustable about an axle when the cooler is being pulled and is secured to the cooler when not in use. A pair of lifting handles are positioned on opposite sides of the cooler for lifting the cooler to and from a vehicle.
Claims15
A portable cooler comprising:
- a cooling compartment;
- an axle positioned through the lower portion of one end of the cooling compartment and extending beyond the sides of the cooling compartment;
- a pair of wheels, one of which is coupled to each end of the axle;
- a wheel nut coupled to the end of axle securing said wheels to the axle;
- a pair of handle support structures coupled to opposite sides of the cooler compartment each support structure having a handle support axle;
- a lifting handle coupled to the handle support axle of each handle support structure enabling the cooler to be easily lifted to and from a vehicle;
- and
- a pulling handle coupled to one of the handle support axles wherein said pulling handle being easily rotated about the handle axle enabling a user to easily and comfortably pull the portable cooler.
5 more elements
A portable cooler comprising;
- a cooling compartment;
- axle support extensions coupled to the underside of said cooling compartment at one end thereof having a semi-circular groove;
- an axle being positioned within the semi-circular groove of the axle support extensions and said axle extending beyond the sides of the cooler compartment;
- a pair of wheels, coupled to each end of the axle;
- a wheel nut coupled to each end of the axle thereby inhibiting the wheel from falling off the axle;
- a pair of handle support structures coupled to opposite sides of the cooler compartment, each support structure having a handle support axle, wherein one of said pair of the handle support structures is positioned on the side of the cooler adjacent the wheels;
- a lifting handle coupled to the handle support axle of each handle support structure;
- and
- a pulling handle coupled to the handle support axle of the handle support structure opposite the wheels, said pulling handle being easily rotated about the handle axle enabling a user to easily and comfortably pull the portable cooler.
6 more elements
A portable cooler comprising;
- a cooling compartment;
- a semi-circular groove positioned on the underside of the cooling compartment at one end thereof suitable for receiving an axle;
- an axle positioned within said semi-circular groove of a length extending beyond the sides of the cooling compartment;
- a pair of wheels coupled to each end of the axle;
- a wheel nut coupled to each end of the axle thereby inhibiting the wheel from falling off the axle;
- a pair of handle support structures coupled to opposite sides of the cooler compartment, each support structure having a handle support axle, wherein one of said pair of the handle support structures is positioned on the side of the cooler adjacent the wheels;
- a lifting handle coupled to the handles support axle of each handle support structure;
- and
- a pulling handle coupled to the handle support axle of the handle support structure opposite the wheels, said pulling handle being easily rotated about the handle axle enabling a user to easily and comfortably pull said portable cooler.
6 more elements
Dependencies are inferred from the claim text.