BOTTIGLIA O BROCCA TERMICA CON CHIUSURA AD AVVITAMENTO
The insulated flask or container has a screw closure (9) and consists of a metal casing (1) enclosing an insulated lining (2) pref. in the form of a Dewar flask. The screw top (9) is inserted and fixed into the opening in the casing (1) surrounding the opening (4) in the insulated lining container (...
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Format: | Patent |
Sprache: | ita |
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Zusammenfassung: | The insulated flask or container has a screw closure (9) and consists of a metal casing (1) enclosing an insulated lining (2) pref. in the form of a Dewar flask. The screw top (9) is inserted and fixed into the opening in the casing (1) surrounding the opening (4) in the insulated lining container (2), by means of a threaded ring (6) with an inner thread (8). The threaded ring (6) is made of injection-moulded plastic, and has a cylindrical extension (7) and protrudes into the opening (4) in the insulated container (2). The outer periphery of the threaded ring (6) has a collar (16) by which it is kep tight underneath a flexible intermediate piece (17). |
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