TREA

Indicating or recording presence, absence, or direction, of movement

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Industry

  • CPC
  • G01P13/00
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Parent Industries

GPHYSICS G01Measuring instruments G01PMEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT

Current Industry

G01P13/00Indicating or recording presence, absence, or direction, of movement

Sub Industries

G01P13/0006of fluids or of granulous or powder-like substances G01P13/0013by using a solid body which is shifted by the action of the fluid G01P13/002with electrical coupling to the indicating devices G01P13/0026by using deflection of baffle-plates G01P13/0033with electrical coupling to the indicating device G01P13/004by using the rotation of vanes G01P13/0046with electrical coupling to the indicating device G01P13/0053by using dynamo-electric effect G01P13/006by using thermal variables G01P13/0066by using differences of pressure in the fluid G01P13/0073by using vibrations generated by the fluid G01P13/008by using a window mounted in the fluid carrying tube G01P13/0086with photo-electric detection G01P13/0093by making use of products G01P13/02Indicating direction only G01P13/025indicating air data, i.e. flight variables of an aircraft G01P13/04Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement G01P13/045with speed indication
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