Patent ID: 11958239
Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
Field: Other special machines (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 3:
4. An apparatus to produce a three-dimensional object, the apparatus comprising:
a dispensing apparatus to dispense a first fluid and a second fluid on a layer of particulate material, the first fluid comprising a colorant and the second fluid comprising an absorber to absorb electromagnetic radiation; and
a processor to:
control the dispensing apparatus to dispense an amount of the first fluid on a region of the layer of particulate material; and
control the dispensing apparatus to dispense an amount of the second fluid on the region of the layer of particulate material based on an electromagnetic radiation absorption characteristic of the first fluid to become interspersed with the first fluid dispensed on the region of the layer of particulate material.