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公开(公告)号:US20160082750A1
公开(公告)日:2016-03-24
申请号:US14787420
申请日:2013-07-29
Inventor: Keng Aik Alan BOO , KOK CHAI CHONG , AH CHONG TEE
IPC: B41J11/00
CPC classification number: B41J11/005 , B41J13/106 , B65H29/70 , B65H2301/51214 , B65H2403/41 , B65H2404/1115 , B65H2404/1521 , B65H2404/61 , B65H2404/693 , B65H2511/216 , B65H2801/06 , B65H2220/01
Abstract: Printer parts and methods to curve media after printing are described.
Abstract translation: 描述打印机打印部件和打印后的介质曲线。
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公开(公告)号:US20250068801A1
公开(公告)日:2025-02-27
申请号:US18726277
申请日:2022-01-04
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: Lei CHEN , Chuang GAN , Jun ZENG , Carlos Alberto LOPEZ COLLIER LA MARLIERE , Yu XU , Zi-Jiang YANG
IPC: G06F30/27 , G06N3/0442
Abstract: Examples of methods are described herein. In some examples, a method includes determining a graph representation of a three-dimensional (3D) object. In some examples, the graph representation includes nodes and edges associated with the nodes. In some examples, each node includes a temperature profile attribute. In some examples, the method includes predicting, using a machine learning model, a deformation of the 3D object based on the graph representation.
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公开(公告)号:US12233647B2
公开(公告)日:2025-02-25
申请号:US18032534
申请日:2020-10-23
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: Eric T. Martin , James R. Przybyla
Abstract: In some examples, a fluidic die includes an arrangement of fluidic elements to dispense a fluid, each fluidic element of the fluidic elements including a fluidic actuator and a fluid chamber. An array of fluid feed holes is arranged in a plurality of dimensions to communicate the fluid with the fluidic elements, where each of multiple fluid feed holes along a first dimension of the plurality of dimensions is distinct from multiple fluid feed holes along a second dimension of the plurality of dimensions. The fluidic die includes first circuit elements operable at a first power supply voltage, the first circuit elements interspersed in regions between the fluidic elements along different axes of the fluidic die. The fluidic die includes second circuit elements operable at a second power supply voltage greater than the first power supply voltage, the second circuit elements comprising active devices and placed in a region outside of a boundary defining a space in which the fluidic elements and the first circuit elements are placed.
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公开(公告)号:US12233597B2
公开(公告)日:2025-02-25
申请号:US17996628
申请日:2020-04-23
Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
IPC: B29C64/165 , B29C64/153 , B29C64/30 , B29C71/00 , B29K77/00 , B33Y10/00 , B33Y40/20 , B33Y70/00 , C09D177/02
Abstract: An example of a multi-fluid kit for three-dimensional (3D) printing kit includes a fusing agent and a build material reactive functional agent. The fusing agent includes water and an electromagnetic radiation absorber. The build material reactive functional agent includes a vehicle and trifluoroacetic anhydride. The multi-fluid kit may also be part of a 3D printing kit.
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公开(公告)号:US12233415B2
公开(公告)日:2025-02-25
申请号:US17417306
申请日:2019-04-29
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: Si-lam Choy , Hilary Ely , John Lahmann
IPC: B01L3/00 , A61L27/16 , A61L27/56 , B01F23/00 , B01F23/41 , B01F101/23 , B01L7/00 , B01L9/00 , B23Q17/24 , C07K14/705 , C08F220/56 , C08L33/26 , C12M1/34 , C12Q1/04 , C12Q1/18 , C12Q1/6844 , C12Q1/686 , G01N1/31 , G01N21/17 , G01N21/3577 , G01N21/359 , G01N21/39 , G01N21/45 , G01N21/64 , G01N21/77 , G01N21/78 , G01N27/414 , G01N30/12 , G01N30/68 , G01N30/70 , G01N30/72 , G01N30/88 , G01N33/00 , G01N33/18 , G01N33/50 , G01N33/53 , G01N33/543 , G01N33/68 , G01N33/74 , G01N35/00 , G01N35/10 , G06T7/00 , G06T7/90 , H10K10/46 , H10K85/00 , H10K85/20
Abstract: Examples herein involve amplification and detection of nucleic acids using a microfluidic reaction chamber. An example apparatus includes a reaction-chamber circuit to process a reagent and a biologic sample for amplification of nucleic acids. The apparatus further includes a plurality of capillaries to pass the reagent and the biologic sample through the microfluidic reaction chamber. A valve control system may selectively control each of a plurality of valves to cause the reagent and the biologic sample to selectively move through the microfluidic reaction chamber for the amplification of the nucleic acids according to a particular timing sequence. In various examples, a trapping region disposed in the microfluidic reaction chamber secures the nucleic acids in the microfluidic reaction chamber for amplification using the reaction-chamber circuit.
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公开(公告)号:USD1062863S1
公开(公告)日:2025-02-18
申请号:US29819500
申请日:2021-12-15
Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
Designer: David B. Larson , Clinton Troy Jensen , Alan Williamson , Michael V. Leman
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公开(公告)号:US12229890B2
公开(公告)日:2025-02-18
申请号:US17792674
申请日:2020-01-31
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: He Luan , Juan Carlos Catana Salazar , Jun Zeng
Abstract: Examples of methods for model prediction are described herein. In some examples, a method includes predicting a compensated model. In some examples, the compensated model is predicted based on a three-dimensional (3D) object model. In some examples, a method includes predicting a deformed model. In some examples, the deformed mode is predicted based on the compensated model.
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公开(公告)号:US20250053153A1
公开(公告)日:2025-02-13
申请号:US18720529
申请日:2021-12-17
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: Jacob Tyler WRIGHT , Sunil KOTHARI , Maria Fabiola LEYVA MENDIVIL , Jun ZENG
IPC: G05B19/4099 , G06F30/17
Abstract: Examples of methods are described. In some examples, a method includes determining objects corresponding to a manufacturing period of three dimensional (3D) printing. In some examples, the method includes packing build volumes based on the objects. In some examples, the method includes simulating manufacturing powder degradation based on the build volumes. In some examples, the method includes determining a quantity of manufacturing powder consumption based on the manufacturing powder degradation. In some examples, the method includes adjusting a manufacturing parameter based on the quantity of manufacturing powder consumption.
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公开(公告)号:US12214549B2
公开(公告)日:2025-02-04
申请号:US18349102
申请日:2023-07-07
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: Kevin P. DeKam , Sterling Chaffins , Cassady Sparks Roop
IPC: B29C64/165 , B33Y10/00 , B33Y70/00 , C09D5/23
Abstract: The present disclosure is drawn to 3D printing kits, multi-fluid kits for 3D printing, and methods of making 3D printed articles. In one example, a 3D printing kit can include a powder bed material, a fusible fluid, and a magnetic fluid. The powder bed material can include polymer particles. The fusible fluid can include water and a radiation absorber. The fusible fluid can be to selectively apply to the powder bed material. The magnetic fluid can include magnetic particles, and the magnetic fluid can be to selectively apply to the powder bed material.
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公开(公告)号:US20250037502A1
公开(公告)日:2025-01-30
申请号:US18716070
申请日:2021-12-10
Applicant: Hewlett-Packard Development Company, L.P.
Inventor: Lee Warren Atkinson
Abstract: In some examples, an electronic device includes a processor. In some examples, the processor detects whether a person is behind a user of the electronic device via a camera connected to the electronic device. In some examples, the processor determines an immersion level of the user. In some examples, the processor, in response to a determination that the immersion level is greater than an immersion threshold and a person is detected behind the user of the electronic device, provides a person alert to the user.
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