Wheel assembly and antenna design for cart tracking system
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United States of America Patent
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Sep 12, 2017
Issued Date -
N/A
app pub date -
May 31, 2013
filing date -
Mar 18, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A system is disclosed for tracking and controlling shopping carts and other types of human propelled vehicles. The system includes a wheel assembly that attaches to a cart. The wheel assembly includes a brake unit for inhibiting cart motion, and includes wireless communication circuitry. The wheel assembly is capable of activating the brake unit in response to one or more conditions, such as the receipt of an RF signal or command. In some embodiments, the system also includes a display unit that displays information to a user of the cart, including information regarding the cart's proximity to a lock zone in which the brake unit will become activated.
First Claim
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International Classification(s)
- H02K:DYNAMO-ELECTRIC MACHINES
- B60K:ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF ....
- G08B:SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; A....
- G06Q:DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAP....
- B60T:VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BR....
- G08G:TRAFFIC CONTROL SYSTEMS
- G01C:MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING....
- B62B:HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMB....
- H04W:WIRELESS COMMUNICATION NETWORKS
- A47F:SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SH....
- G06K:RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD ....
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