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公开(公告)号：US10894306B2
公开(公告)日：2021-01-19
申请号：US16172058
申请日：2018-10-26
发明人： Ming-Yu Wang
摘要： A detachment puller is provided, including a main body, having a threaded hole and a plurality of pivoting portions circumferentially disposed around the threaded hole; a screw rod, screwed with the threaded hole; a plurality of jaws, respectively pivoted to the plurality of pivoting portions, each of the plurality of jaws including an abutted portion; an adjustment mechanism, elastically and movably disposed on the main body, the adjustment mechanism including a plurality of engaging portions, each of the plurality of engaging portions including a first abutting portion and a second abutting portion, the abutted portion being located between the first and second abutting portions, the first abutting portion being movable toward a first direction to press the abutted portion, the second abutting portion being movable toward a second direction to press the abutted portion, the first and second directions being opposite to each other.
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公开(公告)号：US10099356B2
公开(公告)日：2018-10-16
申请号：US15355672
申请日：2016-11-18
发明人： Ming-Yu Wang
摘要： An adjusting assembly of a brake cylinder installation device is provided, including: a fixing member; a guiding member, connected to the fixing member along an axis thereof, the guiding member having a plurality of sliding grooves therethrough and around the axis; a rotatable body, rotatably arranged between the fixing member and the guiding member, the rotatable body having a plurality of guiding grooves which correspond to the sliding grooves; a plurality of positioning pillars, respectively arranged between the sliding grooves and the guiding grooves, when the rotatable body rotates, the positioning pillars move linearly within the sliding grooves; wherein each said positioning pillar further includes a barrel portion and a rod portion which are retractably connected with each other.
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