公开(公告)号：US10421275B2

公开(公告)日：2019-09-24

申请号：US15520743

申请日：2014-10-30

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Donald W Schulte ,  Terry McMahon ,  Tony Fuller ,  Stan E Leigh

IPC: H01L23/00 ,  B41J2/14 ,  B41J2/175 ,  B41J2/16 ,  H01L23/58

Abstract: A fluid ejecting device including a die including a perimeter defined by a first edge, a second edge opposing the first edge, a third edge, and a fourth edge opposing the third edge, wherein the third and fourth edges are disposed at an angle to the first and second edges to form angular corners, an active area including circuitry for controlling the fluid ejecting device to eject fluid, an inactive area positioned between the perimeter and the active area, and a termination ring encircling the active area, the termination ring including sides extending parallel to the first, second, third, and fourth edges and corners coupling adjacent sides, the corners having a corner radius greater than a first distance between the first edge and one of the sides of the termination ring, and a nozzle to eject fluid.

公开(公告)号：US20200247123A1

公开(公告)日：2020-08-06

申请号：US16485214

申请日：2017-04-24

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Chien-Hua Chen ,  Michael W Cumbie ,  Tony Fuller

IPC: B41J2/14 ,  B41J2/16

Abstract: A fluid ejection device includes a molded body having a first molded surface and a second molded surface opposite the first molded surface, and a fluid ejection die molded into the molded body, with the fluid ejection die having a first surface substantially coplanar with the first molded surface of the molded body and a second surface substantially coplanar with the second molded surface of the molded body, with the first surface of the fluid ejection die having a plurality of fluid ejection orifices formed therein and the second surface of the fluid ejection die having at least one fluid feed slot formed therein.

公开(公告)号：US20170313065A1

公开(公告)日：2017-11-02

申请号：US15520743

申请日：2014-10-30

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Donald W Schulte ,  Terry McMahon ,  Tony Fuller ,  Stan E Leigh

IPC: B41J2/14 ,  B41J2/16

Abstract: A fluid ejecting device including a die including a perimeter defined by a first edge, a second edge opposing the first edge, a third edge, and a fourth edge opposing the third edge, wherein the third and fourth edges are disposed at an angle to the first and second edges to form angular corners, an active area including circuitry for controlling the fluid ejecting device to eject fluid, an inactive area positioned between the perimeter and the active area, and a termination ring encircling the active area, the termination ring including sides extending parallel to the first, second, third, and fourth edges and corners coupling adjacent sides, the corners having a corner radius greater than a first distance between the first edge and one of the sides of the termination ring, and a nozzle to eject fluid.