B - Operations – Transporting – 62 – B
Patent
B - Operations, Transporting
62
B
94/11, 188/111
B62B 5/04 (2006.01) E01F 9/087 (2006.01) E01F 13/00 (2006.01)
Patent
CA 1070623
ABSTRACT OF THE DISCLOSURE This invention relates generally to devices designed to prevent removal of shopping carts from parking lots of supermarkets. More specifi- cally it relates to a device which incorporates a specially designed wheel which cooperates with a specific surface configuration so as to provide braking of shopping carts when removal thereof from area immediately adjacent to the store, namely a slanted wheel cooperating with slanted raised paved surfaces to cause said wheel to swivel a maximum of 90° about an axis perpendicular to the rotational axis af the wheel thus preventing such rotation.
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