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US 12,472,529 B2Granted
Step-height measurement device and method for slot die
AssigneeLG Energy Solution, Ltd.
InventorsJiwoong Jang, Sang Su Ryu
Life of this patent
Estimating the term…
Abstract
An apparatus for measuring a step difference between a lip and a shim of a slot die includes: a laser sensor configured to measure a step difference between a lip and a shim of a slot die, the laser sensor being disposed to face the lip and the shim of the slot die, and a jig configured to come into contact with at least a part of the body where a portion of the slot die from which the ink is discharged is positioned. A method to implementing the same.
Claims11
An apparatus for measuring a step difference of a slot die, the apparatus comprising:
- a laser sensor configured to measure the step difference between a plurality of lips and an at least one shim of the slot die, wherein the slot die includes a plurality of bodies having the plurality of lips provided at one end thereof, wherein the at least one shim is provided between the plurality of bodies and is configured to discharge an ink, and wherein the laser sensor is disposed to face the plurality of lips and the at least one shim of the slot die;
- and
- a jig configured to contact at least one of the plurality of bodies at a portion of the slot die from which the ink is discharged to maintain a distance between the plurality of lips and the laser sensor and to maintain a distance between the at least one shim and the laser sensor.
Dependencies are inferred from the claim text.