HERMETICALLY SEALING PACKAGE Russian patent published in 2007 - IPC B65D41/18 

FIELD: production of hermetically sealing packages employed within wide temperature range, in particular between +50 C and -50 C.

SUBSTANCE: hermetically sealing package has casing, cover with sealing gasket and closure formed as traverse with handle. Guide with step-like side surface is positioned on internal part of cover. Sealing gasket positioned on horizontal strip of guide has width exceeding that of guide. Two pins provided on casing in diametrically opposite relation with respect to one another are cooperating with slots provided on side surface of traverse closure pivotally secured to closure. Lower surface of slot has first entrance portion which is adapted for reducing distance from closure pivot hinge, in particular from beginning of entrance portion to its transition portion by value making 20-30% the thickness of sealing gasket. Lower surface of slot is further provided with second sealing gasket which is adapted for increasing this distance by 0.5-1.0 mm. Upper surface of slot beginning from portion disposed above beginning of entrance portion of lower surface of slot has profile of eccentric cam with an increment by 30-40% the thickness of sealing gasket.

EFFECT: enhanced sealing reliability combined with convenient usage and quick opening of hermetically sealing package.

3 dwg