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Patent SE317622B successfully refreshed from Google Patents.
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SE317622B Expired / Lapsed SE ⏱️ 0.0 years remaining

SE317622B - - Google Patents

Assignee: Tetra Pak Ab
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Filing: 1968-06-27
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Granted: —
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Expires: 1988-06-27
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Abstract

Abstract 1,253,913. Packaging. TETRA PAK A.B. 13 June, 1969 [27 June, 1968], No. 30081/69. Heading B8C. In a container made from a foam plastics material comprising a body 1, a bottom 2 and a cover 5 of metal foil covering the opening 3, the edge portion 4 of the cover 5 is folded down whilst being pleated so as to bear against the outside of the body and the cover and the body are united to form a leakproof joint by the plastics material being caused to swell to fill the pleats 6 along the edge portion 4. As shown, the inner surface of the cover 5 is coated with a heat sealable varnish and the edge portion is provided with a pull tab 7 for removal of the cover, which may be provided with a tear line 8.

Inventors

  • 👤 C Hegardt

Bibliographic Details

Application Number —
Jurisdiction SE
Data Source google_patents
Last Synchronized 2026-10-25 20:53
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/10; B65D77/20; B65D77/2024; B29; B29C; B29C65/00; B29C65/48; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/116; B29C66/50; B29C66/51; B29C66/54; B29C66/542; B29C66/70; B29C66/72; B29C66/727; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2842; B65B7/2878; B29C66/71

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