Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters

1266 Appendix 4: Concise guide to EPI and mechanical transportation classification
T COMPUTING AND CONTROL
Covers control systems, data recording equipment, computing devices and peripheral apparatus, including
construction details.
T01 Digital Computers
Electronic data processors, interfaces and
programme control. Mechanical digital
computers.
(G06C-F, T)
T02 Analogue and Hybrid Computers
Function evaluators, equation solvers,
simulators.
(G06G, J)
T03 Data Recording
Analogue and digital recording on tape, disc etc,
using for example, magnetic, optical,
magnetooptical, capacitive methods.
(G11B)
T04 Computer Peripheral Equipment
Card and tape punches and readers. Magnetic,
optical and smart cards. VDUs, character and
graphics generators. Pattern recognition,
magnetic ink recognition, bar codes. COM
equipment.
(G06K)
T05 Counting, Checking, Vending, ATM and
POS Systems
Counting systems. Ticket issuing, registering and
franking apparatus. Attendance registering
apparatus. Coin and paper currency handling.
Point-of-sale equipment. Electronic funds
transfer.
(G06M, G07B-G)
T06 Process and Machine Control
General control systems. (Non)numerical,
programmable and adaptive control. Control of
non-electrical variables e.g. temperature or flow.
Control system applications e.g. machine tools,
lifts.
(G05B, D)
T07 Traffic Control Systems
Road traffic monitoring. Road traffic control.
Traffic light systems, flow control. Traffic,
weather and navigation data updating.
(G08G)