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Perfected zipper, for elevation units or similar. (Machine-translation by Google Translate, not legally binding)
Perfected zipper, for elevation units or similar. (Machine-translation by Google Translate, not legally binding)
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机译：完善的拉链，适用于标高单位或类似单位。 （通过Google翻译进行机器翻译，没有法律约束力）
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摘要
Improved rack, for lifting units or similar, characterized in that it is constituted by an elongated metal strip or one-piece plate, which by means of the appropriate forming process, has in itself and in the longitudinal direction a preferably sinusoidal folding, in the determination thus and without more than the recommended zipper. (Machine-translation by Google Translate, not legally binding)
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