(A) No person shall stand or park a vehicle upon any street for the principal purpose of:
(1) Displaying it for sale;
(2) Washing, greasing or repairing such vehicle, except repairs necessitated by an emergency;
(3) Storage thereof by garages, dealers or other persons when such storage is not incident to the bona fide use and operation of such automobile or other vehicles;
(4) Storage of any detached trailer or van when the towing unit has been disconnected or for the purpose of transferring merchandise or freight from one vehicle to another;
(5) Advertising.
(B) No person shall park or stand a tractor and trailer, tractor and semitrailer, a trailer, semitrailer, van, oil tanker or other tanker on any street in the city at any time for a period longer than one hour except when actually being loaded or unloaded and when such vehicle is incapacitated.