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A suction-type rack includes a suction cup, a cover, a tightening knob, and an article-holding frame. The article-holding frame is provided with a fastening portion which is fastened to a threaded rod of the suction cup by the tightening knob. The threaded rod of the suction cup is engaged with the

A suction-type rack includes a suction cup, a cover, a tightening knob, and an article-holding frame. The article-holding frame is provided with a fastening portion which is fastened to a threaded rod of the suction cup by the tightening knob. The threaded rod of the suction cup is engaged with the tightening knob via a through hole of the cover. The fastening portion of the article-holding frame is located between the cover and the tightening knob such that a locating projection of the fastening portion is securely retained in a locating slot of the cover.

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1. A suction-type rack apparatus comprising: a suction cup having a threaded rod extending outwardly from an outer side thereof; a cover having a through hole formed therein, said cover fitted over said outer side of said suction cup, said threaded rod extending through said through hole of said

1. A suction-type rack apparatus comprising: a suction cup having a threaded rod extending outwardly from an outer side thereof; a cover having a through hole formed therein, said cover fitted over said outer side of said suction cup, said threaded rod extending through said through hole of said cover, said cover having a locating slot formed at an outer end of said through hole, said locating slot having a polygonal shape; a tightening knob having a threaded through hole, said threaded through hole of said tightening knob threadedly engaged with said threaded rod of said suction cup; an article-holding frame having a fastening portion extending therefrom, said fastening portion secured around said threaded rod of said suction cup by said tightening knob, said fastening portion of said article-holding frame having a locating projection affixed to one side of said fastening portion and retained within said locating slot of said cover, said locating projection having a polygonal shape corresponding to the polygonal shape of said locating slot; and a spring resiliently interposed between said tightening knob and an opposite side of said fastening portion opposite said locating projection. 2. The apparatus of claim 1, the polygonal shape of said locating slot and said locating projection being of hexagonal shape.