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Current hierarchy for electrical devices (828)
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electrical devices (828) electrical devices (828) exclude
  distance registers (1) electrical devices (828) -> distance registers (1)  
  electric arc lamps (16) electrical devices (828) -> electric arc lamps (16)  
  electric batteries (10) electrical devices (828) -> electric batteries (10) exclude
    battery charging devices (4) electrical devices (828) -> electric batteries (10) -> battery charging devices (4)  
  electric distribution systems (14) electrical devices (828) -> electric distribution systems (14)  
  electric generators (27) electrical devices (828) -> electric generators (27)  
  electric meters (1) electrical devices (828) -> electric meters (1)  
  electric motors (673) electrical devices (828) -> electric motors (673) exclude
    AC motors (33) electrical devices (828) -> electric motors (673) -> AC motors (33)  
    DC motors (19) electrical devices (828) -> electric motors (673) -> DC motors (19)  
    centrifugal motor switches (14) electrical devices (828) -> electric motors (673) -> centrifugal motor switches (14)  
    electric motor making (17) electrical devices (828) -> electric motors (673) -> electric motor making (17)  
    electrical insulation (1) electrical devices (828) -> electric motors (673) -> electrical insulation (1)  
    gear motors (7) electrical devices (828) -> electric motors (673) -> gear motors (7)  
    induction motors (138) electrical devices (828) -> electric motors (673) -> induction motors (138) exclude
      capacitor start induction motors (2) electrical devices (828) -> electric motors (673) -> induction motors (138) -> capacitor start induction motors (2)  
      repulsion start induction run motors (54) electrical devices (828) -> electric motors (673) -> induction motors (138) -> repulsion start induction run motors (54)  
      shaded pole induction motors (4) electrical devices (828) -> electric motors (673) -> induction motors (138) -> shaded pole induction motors (4)  
    motor armatures (20) electrical devices (828) -> electric motors (673) -> motor armatures (20)  
    motor bases (1) electrical devices (828) -> electric motors (673) -> motor bases (1)  
    motor bearings (20) electrical devices (828) -> electric motors (673) -> motor bearings (20)  
    motor brakes (4) electrical devices (828) -> electric motors (673) -> motor brakes (4)  
    motor brush holders (18) electrical devices (828) -> electric motors (673) -> motor brush holders (18)  
    motor brushes (5) electrical devices (828) -> electric motors (673) -> motor brushes (5) exclude
      brush reseating tools (1) electrical devices (828) -> electric motors (673) -> motor brushes (5) -> brush reseating tools (1)  
    motor commutators (9) electrical devices (828) -> electric motors (673) -> motor commutators (9)  
    motor controls (43) electrical devices (828) -> electric motors (673) -> motor controls (43)  
    motor cooling (26) electrical devices (828) -> electric motors (673) -> motor cooling (26)  
    motor housings (7) electrical devices (828) -> electric motors (673) -> motor housings (7)  
    motor mounts (20) electrical devices (828) -> electric motors (673) -> motor mounts (20)  
    motor regulators (14) electrical devices (828) -> electric motors (673) -> motor regulators (14)  
    motor stators (8) electrical devices (828) -> electric motors (673) -> motor stators (8)  
    motor windings (13) electrical devices (828) -> electric motors (673) -> motor windings (13)  
    reciprocating or vibrating electric motors (27) electrical devices (828) -> electric motors (673) -> reciprocating or vibrating electric motors (27)  
    repulsion motors (1) electrical devices (828) -> electric motors (673) -> repulsion motors (1)  
    synchronous motors (6) electrical devices (828) -> electric motors (673) -> synchronous motors (6)  
    universal motors (2) electrical devices (828) -> electric motors (673) -> universal motors (2)  
  electric switches (36) electrical devices (828) -> electric switches (36)  
  electrical connectors (1) electrical devices (828) -> electrical connectors (1)  
  electrical fuses (1) electrical devices (828) -> electrical fuses (1)  
  electrical measuring apparatus (1) electrical devices (828) -> electrical measuring apparatus (1)  
  magnetic transducers (2) electrical devices (828) -> magnetic transducers (2)  
  phase regulators (1) electrical devices (828) -> phase regulators (1)  
  rectifiers (1) electrical devices (828) -> rectifiers (1)  
  telegraphic apparatus (5) electrical devices (828) -> telegraphic apparatus (5)  
 
Full Hierarchy | agricultural machines (1,855) | agricultural tools (299) | armaments (87) | combination tools (581) | construction machines (67) | electrical devices (828) | gauges (32)
hardware (29) | household machines (510) | household tools (809) | household (458) | industrial furnaces (35) | industrial machines (915) | industrial tanks (1) | industrial tools (485)
knives and cutters (128) | layout tools (2,487) | manufacturing (71) | metalworking machines (7,602) | metalworking tools (875) | musical instruments (5) | pliers (707) | potters tools (3)
propulsion and energy (3,881) | punches (44) | rules (428) | screwdrivers (480) | specialty machines (1,454) | specialty tools (913) | stoneworking machines (58) | stoneworking (2)
structures (85) | tool handles (90) | tool holders (71) | tool making (361) | tool storage (51) | trade specific (5,215) | transportation machines (411) | transportation tools (35)
water distribution systems (153) | woodworking machines (15,151) | woodworking tools (3,872) | work holding (1,259) | wrenches (5,744)

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