Invention Grant
- Patent Title: Product shipment loading and unloading systems and methods
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Application No.: US15354171Application Date: 2016-11-17
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Publication No.: US09950877B2Publication Date: 2018-04-24
- Inventor: John P. Thompson , Donald R. High , Chandrashekar Natarajan
- Applicant: Wal-Mart Stores, Inc.
- Applicant Address: US AR Bentonville
- Assignee: Wal-Mart Stores, Inc.
- Current Assignee: Wal-Mart Stores, Inc.
- Current Assignee Address: US AR Bentonville
- Agency: Fitch, Even, Tabin & Flannery, LLP
- Main IPC: B65G54/02
- IPC: B65G54/02 ; B60P1/52 ; B65G67/20

Abstract:
In some embodiments, systems, apparatuses and methods are provided to aid in the loading and/or unloading of delivery vehicles. Some embodiments provide a product load system, comprising: multiple pallet lift systems configured to enable pallets to be moved in and out of a delivery vehicle, wherein the multiple pallet lift systems comprise a series of pallet lift magnets; a magnetic levitation track comprising a series of track magnets, wherein track is configured to be positioned adjacent a floor of the first delivery vehicle; and a control circuit configured to control an activation of one of the series of pallet lift magnets and the series of track magnets such that magnetic forces established inducing a lifting force on the series of pallet lift magnets, and reduces a force applied by the first pallet on the floor of the delivery vehicle and allows reduced friction movement of the first pallet.
Public/Granted literature
- US20170137235A1 PRODUCT SHIPMENT LOADING AND UNLOADING SYSTEMS AND METHODS Public/Granted day:2017-05-18
Information query
IPC分类: