24-06-2021 дата публикации
Номер: US20210194120A1
Принадлежит:
A holder with a counterweight structure and for mounting on an antenna comprises a fixing seat, a rotating seat, a rotor, two plug caps, a connecting piece and a weight part; wherein the fixing seat is formed with a rotor mounting portion; the rotor mounting portion includes two rotor mounting holes extending in a rotational axis direction at both ends thereof, a cavity into which a counterweight is placed, and a counterweight cover for covering a cavity opening; the rotor mounting hole is formed with a hexagonal connecting post disposed at an inner bottom surface thereof and extending in the rotational axis direction; the hexagonal connecting post has an annular limiting boss; wherein the rotating seat includes two rotor sleeves disposed symmetrically with each other; the rotor mounting portion coincides with the axis of rotation of the two rotor sleeves and is connected therebetween. 1. A holder with a counterweight structure and for mounting on an antenna comprising{'b': 1', '2', '3', '4', '5', '6, 'a fixing seat (), a rotating seat (), a rotor (), two plug caps (), a connecting piece () and a weight part ();'}{'b': 1', '11', '11', '111', '111', '112', '112, 'wherein the fixing seat () is formed with a rotor mounting portion (); the rotor mounting portion () includes two rotor mounting holes () extending in a rotational axis direction at both ends thereof a cavity into which a counterweight is placed, and a counterweight cover for covering a cavity opening; the rotor mounting hole () is formed with a hexagonal connecting post () disposed at an inner bottom surface thereof and extending in the rotational axis direction; the hexagonal connecting post () has an annular limiting boss;'}{'b': 2', '21', '11', '21', '21', '211', '2', '6, 'wherein the rotating seat () includes two rotor sleeves () disposed symmetrically with each other; the rotor mounting portion () coincides with the axis of rotation of the two rotor sleeves () and is connected therebetween; the each ...
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