Patent ID: 9689437
Date: 2017-06-27
CPC Classifications: E21B,F16D

Claim:
1. A coiled tubing unit comprising: a reel that is configured to hold spooled coiled tubing; a motor that rotates the reel, and a levelwind screw that is coupled to the motor to rotate with the reel and guide coiled tubing onto the reel when the coiled tubing is removed from an oil or gas well or to guide the coiled tubing from the reel when the coiled tubing is injected into the oil or gas well; a clutch mechanism comprising a toothed meshing arrangement between a driven component coupled to the levelwind screw and a driving component coupled to the reel motor, wherein the toothed meshing arrangement is configured to engage and disengage power transmission from the reel motor to the levelwind screw.