Tonneau cover with two sets of folding legs
US-2017361755-A1 · Dec 21, 2017 · US
US9868382B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9868382-B2 |
| Application number | US-201615175333-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 7, 2016 |
| Priority date | Jun 7, 2016 |
| Publication date | Jan 16, 2018 |
| Grant date | Jan 16, 2018 |
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Official abstract text for this publication.
A pick-up truck bed having controllably magnetized areas for retaining cargo or attachment devices. A first permanent magnet may be attached below the lower surface of the truck bed with a second permanent being rotatable relative to the first permanent magnet to control the magnetic flux provided to retain objects in the truck bed. Alternatively, one or more electromagnets may be provided that may be turned on to retain objects in the truck bed and turned off to allow removal of objects.
Opening claim text (preview).
What is claimed is: 1. A cargo retainer for a pick-up truck bed comprising: a first plurality of stationary magnets creating a first plurality of magnetic fields that are applied to objects disposed in the bed; and a second plurality of rotatable magnets creating a second magnetic field, the second plurality of rotatable magnets being attached to the bed to move relative to the first plurality of stationary magnets, wherein the second plurality of rotatable magnets is rotated to change a level of magnetic force applied to objects in the bed. 2. The cargo retainer of claim 1 further comprising: a plurality of driven wheels each being attached to one of the rotatable magnets; a continuous flexible drive element wrapped around each of the driven wheels, wherein the drive element is moved to rotate the rotatable magnets; and a drive apparatus including a driving wheel that is rotated to move the drive element and rotate the rotatable magnets. 3. The cargo retainer of claim 2 wherein the driven wheels are sprockets and the drive element is a belt or chain. 4. The cargo retainer of claim 2 wherein the drive apparatus is a servo motor. 5. The cargo retainer of claim 2 wherein the drive apparatus is a handle operatively attached to the driving wheel that extends through an opening in the truck bed, wherein the handle is accessible inside the truck bed to rotate the drive apparatus.
for tools or spare parts (for vehicle roof parts B60J7/20; for spare wheels B62D) · CPC title
with adjustment by rotation in their operational position · CPC title
PM holding devices (H01F7/021, H01F7/0215, H01F7/0226 take precedence) · CPC title
Securing to the vehicle floor or sides ({B60P7/065}, B60P7/13, B60P7/135 take precedence) · CPC title
using magnetic means · CPC title
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