Louver pull bead guide opening
A blind window pull bead guiding opening is applied to a cover shell of a blind window, an inner cavity of the cover shell is divided into an installation cavity and a containing cavity through a partition part, a head is arranged in the installation cavity and provided with a pull bead capable of b...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A blind window pull bead guiding opening is applied to a cover shell of a blind window, an inner cavity of the cover shell is divided into an installation cavity and a containing cavity through a partition part, a head is arranged in the installation cavity and provided with a pull bead capable of being pulled in a circulating mode, and one end of the pull bead is wound on the head. A V-shaped space is formed by one end of the partition part and the side wall of the housing, the guide opening is of a V-shaped structure, at least one part of the guide opening is installed in the V-shaped space in a matched mode, and the other end of the pull bead penetrates through the guide opening and then droops under the action of self weight. After the guide opening is clamped on the shutter housing, the pull bead is prevented from being in direct contact with the housing, and the pull bead is protected; moreover, the guide opening is V-shaped and is suitable for a V-shaped groove formed by a sheet metal part housing, the |
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