| 摘要 |
A connector assembly for an upright shaft of a beach umbrella, includes first and second stem members and a tubular connecting member. The upright shaft portion includes a lower shaft portion and a hollow upper shaft portion. The lower shaft portion extends in an axial direction and is provided with an upwardly opened annular end portion. The upwardly opened annular end portion has a first inner annular wall with a first dimension. The upper shaft portion is provided with a downwardly opened annular end portion which can brought in the axial direction to connect with the upwardly opened annular end portion. The downwardly opened annular end portion has a second inner annular wall with a second dimension. The first and second stem members have first lower and upper stem portions press-fitted into the upwardly and downwardly opened end portions of the lower and upper shaft portions. The tubular connecting member has upper and lower threaded inner circumferential walls to engage threadedly first and second threaded outer circumferences of the first and second stem members.
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