METHOD AND APPARATUS FOR FORMING A GOLD METAL MATRIX COMPOSITE
    51.
    发明申请
    METHOD AND APPARATUS FOR FORMING A GOLD METAL MATRIX COMPOSITE 有权
    用于形成金属金属基复合材料的方法和装置

    公开(公告)号:US20140361670A1

    公开(公告)日:2014-12-11

    申请号:US14296025

    申请日:2014-06-04

    Applicant: Apple Inc.

    Abstract: A metal matrix composite using as one of the components a precious metal is described. In one embodiment, the precious metal takes the form of gold and the metal matrix composite has a gold mass fraction in accordance with 18 k. The metal matrix composite can be formed by blending a precious metal (e.g., gold) powder and a ceramic powder, forming a mixture that is then compressed within a die having a near net shape of the metal matrix composite. The compressed mixture in the die is then heated to sinter the precious metal and ceramic powder. Other techniques for forming the precious metal matrix composite using HIP, and a diamond powder are also disclosed.

    Abstract translation: 描述了使用贵金属作为组分之一的金属基质复合材料。 在一个实施方案中,贵金属采取金的形式,并且金属基质复合物具有根据18k的金质量分数。 金属基复合材料可以通过将贵金属(例如金)粉末和陶瓷粉末混合形成混合物,然后在具有金属基质复合材料的近净形状的模具内被压缩而形成。 然后将模具中的压缩混合物加热以烧结贵金属和陶瓷粉末。 还公开了使用HIP形成贵金属基质复合材料的其它技术和金刚石粉末。

    Injection compression molding of amorphous alloys
    52.
    发明授权
    Injection compression molding of amorphous alloys 有权
    非晶合金的注射压缩成型

    公开(公告)号:US08833432B2

    公开(公告)日:2014-09-16

    申请号:US13628262

    申请日:2012-09-27

    Applicant: Apple Inc.

    Abstract: Various embodiments provide methods and apparatus for forming bulk metallic glass (BMG) articles using a mold having a stationary mold part and a movable mold part paired to form a mold cavity. A molten material can be injected to fill the mold cavity. The molten material can then be cooled into a BMG article at a desired cooling rate. While injecting and/or cooling the molten material, the movement of the movable mold part can be controlled, such that a thermal contact between the molten material and the mold can be maintained. BMG articles can be formed without forming an underfilled part. Additional structural features can be imparted in the BMG article during formation. At least a portion of the formed BMG article can have an aspect ratio (first dimension/second dimension) of at least 10 or less than 0.1.

    Abstract translation: 各种实施例提供了使用具有固定模具部分的模具和成对形成模具腔的可动模具部件来形成块状金属玻璃(BMG)制品的方法和装置。 可以注入熔融材料以填充模腔。 然后可以以所需的冷却速度将熔融的材料冷却成BMG制品。 在注入和/或冷却熔融材料的同时,可以控制活动模具部件的运动,从而可以保持熔融材料与模具之间的热接触。 可以形成BMG制品,而不形成底部填充部分。 在形成过程中,可以在BMG制品中赋予额外的结构特征。 形成的BMG制品的至少一部分可以具有至少10或小于0.1的纵横比(第一尺寸/第二尺寸)。

    Method and apparatus for forming a gold metal matrix composite
    56.
    发明授权
    Method and apparatus for forming a gold metal matrix composite 有权
    用于形成金金属基质复合材料的方法和装置

    公开(公告)号:US09427806B2

    公开(公告)日:2016-08-30

    申请号:US14296025

    申请日:2014-06-04

    Applicant: Apple Inc.

    Abstract: A metal matrix composite using as one of the components a precious metal is described. In one embodiment, the precious metal takes the form of gold and the metal matrix composite has a gold mass fraction in accordance with 18 k. The metal matrix composite can be formed by blending a precious metal (e.g., gold) powder and a ceramic powder, forming a mixture that is then compressed within a die having a near net shape of the metal matrix composite. The compressed mixture in the die is then heated to sinter the precious metal and ceramic powder. Other techniques for forming the precious metal matrix composite using HIP, and a diamond powder are also disclosed.

    Abstract translation: 描述了使用贵金属作为组分之一的金属基质复合材料。 在一个实施方案中,贵金属采取金的形式,并且金属基质复合物具有根据18k的金质量分数。 金属基复合材料可以通过将贵金属(例如金)粉末和陶瓷粉末混合形成混合物,然后在具有金属基质复合材料的近净形状的模具内被压缩而形成。 然后将模具中的压缩混合物加热以烧结贵金属和陶瓷粉末。 还公开了使用HIP形成贵金属基质复合材料的其它技术和金刚石粉末。

    ZIRCONIUM (ZR) AND HAFNIUM (HF) BASED BMG ALLOYS
    58.
    发明申请
    ZIRCONIUM (ZR) AND HAFNIUM (HF) BASED BMG ALLOYS 审中-公开
    ZIRCONIUM(ZR)和HAFNI(HF)基BMG合金

    公开(公告)号:US20160032435A1

    公开(公告)日:2016-02-04

    申请号:US14813862

    申请日:2015-07-30

    Applicant: Apple Inc.

    CPC classification number: C22C45/10 C22C1/002

    Abstract: The disclosure is directed to Zr and Hf bearing alloys that are capable of forming a metallic glass, and more particularly metallic glass rods with diameters at least 1 mm and as large as 5 mm or larger. The disclosure is further directed to Zr and Hf bearing alloys that demonstrate a favorable combination of glass forming ability, strength, toughness, bending ductility, and/or corrosion resistance.

    Abstract translation: 本发明涉及能够形成金属玻璃的Zr和Hf载体合金,更具体地说是直径至少为1mm且大至5mm或更大的金属玻璃棒。 本发明还涉及显示玻璃形成能力,强度,韧性,弯曲延展性和/或耐腐蚀性的有利组合的Zr和Hf轴承合金。

    METHODS AND SYSTEMS FOR SKULL TRAPPING
    59.
    发明申请
    METHODS AND SYSTEMS FOR SKULL TRAPPING 有权
    SKAP TRAPPING的方法和系统

    公开(公告)号:US20150375296A1

    公开(公告)日:2015-12-31

    申请号:US14386495

    申请日:2012-03-22

    Applicant: APPLE INC.

    Abstract: Disclosed are systems and methods for mechanically reducing an amount of the skull material in a finished, molded part formed from amorphous alloy using an injection molding system. Skull material of molten amorphous alloy can be captured in a trap before molding such material. A cavity can be provided in the injection molding system to trap the skull material. For example, the cavity can be provided in the mold, the tip of the plunger rod, or in the transfer sleeve. Alternatively, mixing of molten amorphous alloy can be induced so that skull material is reduced before molding. A plunger and/or its tip can be used to induce mixing (e.g., systematic movement of plunger rod, or a shape of its tip). By minimizing the amount of skull material in the finished, molded part, the quality of the part is increased.

    Abstract translation: 公开了一种用于使用注射成型系统机械地减少由非晶合金形成的成品模制部件中的颅骨材料的量的系统和方法。 熔融非晶合金的头骨材料可以在模制这种材料之前被捕获在捕获器中。 可以在注塑系统中提供空腔以捕获颅骨材料。 例如,空腔可以设置在模具中,柱塞杆的尖端或者在转移套筒中。 或者,可以诱导熔融非晶合金的混合,使得在模制之前颅骨材料被还原。 柱塞和/或其尖端可用于引起混合(例如,柱塞杆的系统运动或其尖端的形状)。 通过最小化成品的成型部件中的颅骨材料的量,部件的质量增加。

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