| 1/00 | Electrostatic generators or motors using a solid moving electrostatic charge carrier |
| 1/04 | Electrostatic generators or motors using a solid moving electrostatic charge carrier Friction generators |
| 1/06 | Electrostatic generators or motors using a solid moving electrostatic charge carrier Influence generators |
| 1/08 | Electrostatic generators or motors using a solid moving electrostatic charge carrier Influence generators with conductive charge carrier, i.e. capacitor machines |
| 1/10 | Electrostatic generators or motors using a solid moving electrostatic charge carrier Influence generators with non-conductive charge carrier |
| 1/12 | Electrostatic generators or motors using a solid moving electrostatic charge carrier Influence generators with non-conductive charge carrier in the form of a conveyer belt, e.g. van de Graaff machine |
| 2/00 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) |
| 2/02 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing linear motion, e.g. actuators; Linear positioners |
| 2/04 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing linear motion, e.g. actuators; Linear positioners Constructional details |
| 2/06 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing linear motion, e.g. actuators; Linear positioners Drive circuits; Control arrangements |
| 2/08 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing linear motion, e.g. actuators; Linear positioners using travelling waves, e.g. linear motors |
| 2/10 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing rotary motion, e.g. rotary motors |
| 2/12 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing rotary motion, e.g. rotary motors Constructional details |
| 2/14 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing rotary motion, e.g. rotary motors Drive circuits; Control arrangements |
| 2/16 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing rotary motion, e.g. rotary motors using travelling waves |
| 2/18 | Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezo-electric, electrostrictive or magnetostrictive elements in general H01L 41/00) producing electrical output from mechanical input, e.g. generators (for measurement devices G01) |
| 3/00 | Generators in which thermal or kinetic energy is converted into electrical energy by ionisation of a fluid and removal of the charge therefrom (discharge tubes functioning as thermionic generators H01J 45/00) |
| 6/00 | Generators in which light radiation is directly converted into electrical energy (solar cells or assemblies thereof H01L 25/00, H01L 31/00) |
| 10/00 | Electric motors using thermal effects |
| 11/00 | Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means (by hydrostatic pressure F03B 17/04; by dynamo-electric means H02K 53/00) |