公开(公告)号：US20170157940A1

公开(公告)日：2017-06-08

申请号：US15434523

申请日：2017-02-16

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

Inventor： David Maxfield ,  Sean P. McClelland

IPC: B41J2/175

CPC classification number: B41J2/17523 ,  B41J2/1433 ,  B41J2/17553 ,  B41J2/2103 ,  B41J2002/14419

Abstract: A printhead assembly is provided, the printhead assembly including a printhead die, a black fluid slot formed in the printhead die to deliver black printing fluid, and a color fluid slot formed in the printhead die to deliver color printing fluid.

公开(公告)号：US20170021614A1

公开(公告)日：2017-01-26

申请号：US15039259

申请日：2013-11-26

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

Inventor： David Maxfield

IPC: B41J2/045

CPC classification number: B41J2/04563 ,  B41J2/04585 ,  B41J2/04586 ,  B41J2/14072 ,  B41J2/14153

Abstract: An example provides a fluid ejection apparatus including a fluid feed slot to supply a fluid to a plurality of drop ejectors, a first rib at a first side of the fluid feed slot and supporting drop ejection circuitry to control ejection of drops of the fluid from the plurality of drop ejectors, and a second rib at a second side, opposite the first side, of the fluid feed slot supporting a thermal sensor to facilitate determination of a temperature of the first rib and the second rib.

Abstract translation: 一个实例提供了一种流体喷射装置，其包括用于向多个液滴喷射器供应流体的流体供给槽，在流体供给槽的第一侧的第一肋，以及支撑液滴喷射电路，用于控制流体从 多个液滴喷射器，以及支撑热传感器的流体供给槽的与第一侧相对的第二侧的第二肋，以便于确定第一肋和第二肋的温度。

公开(公告)号：US09463622B2

公开(公告)日：2016-10-11

申请号：US14961273

申请日：2015-12-07

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

Inventor： Andrew L. Van Brocklin ,  Eric T. Martin ,  Alexander Govyadinov ,  David Maxfield

IPC: B41J2/045 ,  B41J2/14 ,  B41J29/393

CPC classification number: B41J2/14153 ,  B41J2/0451 ,  B41J2/04555 ,  B41J2/0458 ,  B41J2/04586 ,  B41J29/393 ,  B41J2002/14354

Abstract: A method for determining an issue in an inkjet nozzle with impedance measurements, includes taking a first impedance measurement to detect a drive bubble with an impedance sensor; and taking a second impedance measurement to detect said drive bubble with said impedance sensor after said first impedance measurement.

公开(公告)号：US20160082725A1

公开(公告)日：2016-03-24

申请号：US14961273

申请日：2015-12-07

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

Inventor： Andrew L. Van Brocklin ,  Eric T. Martin ,  Alexander Govyadinov ,  David Maxfield

IPC: B41J2/045

CPC classification number: B41J2/14153 ,  B41J2/0451 ,  B41J2/04555 ,  B41J2/0458 ,  B41J2/04586 ,  B41J29/393 ,  B41J2002/14354

Abstract: A method for determining an issue in an inkjet nozzle with impedance measurements, includes taking a first impedance measurement to detect a drive bubble with an impedance sensor; and taking a second impedance measurement to detect said drive bubble with said impedance sensor after said first impedance measurement.

Abstract translation: 一种用于通过阻抗测量确定喷墨喷嘴中的问题的方法，包括采用第一阻抗测量来利用阻抗传感器检测驱动气泡; 以及在所述第一阻抗测量之后，用所述阻抗传感器进行第二阻抗测量来检测所述驱动气泡。