31-01-2013 дата публикации
Номер: WO2013013474A1
Принадлежит:
Disclosed in the present invention is a laborsaving mechanism for unfolding a sunshade, which comprises a cantilever (1), a drawstring (2), an elastic member (3), and a fixing block (4). The drawstring (2) is provided with a first end (21) threading through the end surface (11) of the cantilever, and a second end (22) fastened to the fixing block (4). The second end, the elastic member, and the fixing block is located in the cantilever. The elastic member is located between, and abutted respectively on the end face of the cantilever and the fixed block. The elastic member is a spring which surrounded the drawstring. The fixing block is an end face clip. The laborsaving mechanism also comprises a drawstring support (5), a diagonal rod fixing block (6), and a locking plated (7).The drawstring support is partly encircled by the first end, and is set on the diagonal rod fixing block, to which the first end is fastened. The diagonal rod fixing block is fastened to the pillar of the sunshade ...
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