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    • 8. 发明申请
    • SELF-CHARGING HYDRAULIC HAMMER
    • 自动液压锤
    • US20160039080A1
    • 2016-02-11
    • US14455715
    • 2014-08-08
    • CATERPILLAR INC.
    • Cody Thomas MooreBart A. Fisher
    • B25D9/18B25D9/12
    • B25D9/18B25D9/12B25D9/16B25D2250/375F15B11/072
    • A self-charging assembly having a first side wall, a second side wall, a third sidewall, a first chamber, a second chamber, a first valve assembly, and a second valve assembly. The second side wall is disposed within the first side wall. The third sidewall connects the first side wall and the second side wall. The first chamber is defined by the first, second, and third sidewalls. The second chamber is disposed within the first chamber and is defined by the second side wall. The first valve assembly is configured to selectively place an interior portion of the second chamber in communication with an atmosphere outside of the self-charging assembly. The second valve assembly is configured to selectively place an interior portion of the first chamber in communication with the interior portion of the second chamber.
    • 一种具有第一侧壁,第二侧壁,第三侧壁,第一室,第二室,第一阀组件和第二阀组件的自充电组件。 第二侧壁设置在第一侧壁内。 第三侧壁连接第一侧壁和第二侧壁。 第一室由第一,第二和第三侧壁限定。 第二室设置在第一室内并由第二侧壁限定。 第一阀组件构造成选择性地将第二室的内部部分与自充电组件外部的气氛相连通。 第二阀组件构造成选择性地将第一腔室的内部部分与第二腔室的内部部分连通。