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Current hierarchy for electrical devices (739)
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electrical devices (739) electrical devices (739) exclude
  distance registers (1) electrical devices (739) -> distance registers (1)  
  electric arc lamps (16) electrical devices (739) -> electric arc lamps (16)  
  electric batteries (10) electrical devices (739) -> electric batteries (10) exclude
    battery charging devices (4) electrical devices (739) -> electric batteries (10) -> battery charging devices (4)  
  electric distribution systems (14) electrical devices (739) -> electric distribution systems (14)  
  electric generators (26) electrical devices (739) -> electric generators (26)  
  electric motors (593) electrical devices (739) -> electric motors (593) exclude
    AC motors (27) electrical devices (739) -> electric motors (593) -> AC motors (27)  
    DC motors (13) electrical devices (739) -> electric motors (593) -> DC motors (13)  
    centrifugal motor switches (13) electrical devices (739) -> electric motors (593) -> centrifugal motor switches (13)  
    electric motor making (17) electrical devices (739) -> electric motors (593) -> electric motor making (17)  
    electrical insulation (1) electrical devices (739) -> electric motors (593) -> electrical insulation (1)  
    gear motors (7) electrical devices (739) -> electric motors (593) -> gear motors (7)  
    induction motors (133) electrical devices (739) -> electric motors (593) -> induction motors (133) exclude
      capacitor start induction motors (1) electrical devices (739) -> electric motors (593) -> induction motors (133) -> capacitor start induction motors (1)  
      repulsion start induction run motors (54) electrical devices (739) -> electric motors (593) -> induction motors (133) -> repulsion start induction run motors (54)  
      shaded pole induction motors (4) electrical devices (739) -> electric motors (593) -> induction motors (133) -> shaded pole induction motors (4)  
    motor armatures (19) electrical devices (739) -> electric motors (593) -> motor armatures (19)  
    motor bearings (19) electrical devices (739) -> electric motors (593) -> motor bearings (19)  
    motor brakes (3) electrical devices (739) -> electric motors (593) -> motor brakes (3)  
    motor brush holders (16) electrical devices (739) -> electric motors (593) -> motor brush holders (16)  
    motor brushes (5) electrical devices (739) -> electric motors (593) -> motor brushes (5) exclude
      brush reseating tools (1) electrical devices (739) -> electric motors (593) -> motor brushes (5) -> brush reseating tools (1)  
    motor commutators (7) electrical devices (739) -> electric motors (593) -> motor commutators (7)  
    motor controls (37) electrical devices (739) -> electric motors (593) -> motor controls (37)  
    motor cooling (26) electrical devices (739) -> electric motors (593) -> motor cooling (26)  
    motor housings (7) electrical devices (739) -> electric motors (593) -> motor housings (7)  
    motor mounts (19) electrical devices (739) -> electric motors (593) -> motor mounts (19)  
    motor regulators (12) electrical devices (739) -> electric motors (593) -> motor regulators (12)  
    motor stators (7) electrical devices (739) -> electric motors (593) -> motor stators (7)  
    motor windings (9) electrical devices (739) -> electric motors (593) -> motor windings (9)  
    repulsion motors (1) electrical devices (739) -> electric motors (593) -> repulsion motors (1)  
    synchronous motors (6) electrical devices (739) -> electric motors (593) -> synchronous motors (6)  
    universal motors (2) electrical devices (739) -> electric motors (593) -> universal motors (2)  
  electric switches (34) electrical devices (739) -> electric switches (34)  
  electrical fuses (1) electrical devices (739) -> electrical fuses (1)  
  magnetic transducers (2) electrical devices (739) -> magnetic transducers (2)  
  phase regulators (1) electrical devices (739) -> phase regulators (1)  
  telegraphic apparatus (1) electrical devices (739) -> telegraphic apparatus (1)  
 
Full Hierarchy | agricultural machines (1,772) | agricultural tools (250) | armaments (80) | combination tools (576) | construction machines (50) | electrical devices (739) | gauges (29)
hardware (4) | household machines (501) | household tools (818) | household (385) | industrial furnaces (27) | industrial machines (770) | industrial tools (411) | knives and cutters (126)
layout tools (2,433) | metalworking machines (6,621) | metalworking tools (810) | musical instruments (5) | pliers (689) | potters tools (3) | propulsion and energy (3,325) | punches (44)
rules (423) | screwdrivers (456) | specialty machines (1,278) | specialty tools (775) | stoneworking machines (54) | structures (74) | tool handles (92) | tool holders (69)
tool making (314) | tool storage (51) | trade specific (5,070) | transportation machines (315) | transportation tools (22) | water distribution systems (102) | woodworking machines (14,903) | woodworking tools (3,805)
work holding (1,169) | wrenches (5,716)

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