This part of GB/T 16273 specifies the general symbols representing the characteristics, operation instructions and functional status of transport, vehicle detection and loading machinery. This section applies to operation controllers (or consoles), indicators, connection sockets, etc. for transportation, vehicle detection and loading machinery.
GB/T 16273.6-2003 history
2003GB/T 16273.6-2003 Graphical symbols for use on equipment--Part 6: Common symbols for conveying,vehicle testing and loading machine