Oval cross-section tube, method for the production and...

Details Oval cross-section tube, method for the production and... Oval cross-section tube, method for the production and...

B - Operations, Transporting

65

D

B65D 35/10 (2006.01) B29C 31/00 (2006.01) B29C 53/42 (2006.01) B29D 23/20 (2006.01)

Patent

CA 2593148

The invention relates to an elastic substantially tubular package (1) for a semi-liquid or pasty extractable by a finger pressure product comprising a skirt (2), a head (3) and optionally a cap (4), wherein said skirt (2) is formed from a wound foil and is provided with a longitudinal weld seam (6) formed by the overlapping of the edges thereof and the head (3) is fixed to the circumference of the skirt end (7) and forms an oval cross-section at the level of the skirt (2) fixing area. The inventive package (1) is characterised in that the end of the longitudinal weld seam (6) contacting the head is located in or near an area where the radius of curvature of the oval cross-section is minimal.

Emballage souple (1) de forme essentiellement tubulaire et destiné à contenir un produit semi- liquide ou pâteux qui sort sous la pression des doigts , ledit emballage comprenant une jupe (2), une tête (3) et optionnellement un bouchon (4); la jupe (2) étant formée d'une feuille enroulée et comporte une soudure longitudinale (6) formée par le recouvrement de ses bords (9,10); la tête (3) étant fixée sur le pourtour de l'une des extrémités de la jupe (7) et forme une section ovale au niveau de sa zone de fixation avec la jupe (2); ledit emballage (l)étant caractérisé par le fait que l'extrémité de la soudure longitudinale (6) qui est en contact avec la tête se situe à l'endroit, voire à proximité de l'endroit, où le rayon de courbure de ladite section ovale est minimal. L'invention concerne également un procédé et un dispositif pour la réalisation de cet emballage.

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