DOOR OF HIGH RELIABILITY Russian patent published in 1994 - IPC

Abstract RU 2021460 C1

FIELD: construction. SUBSTANCE: door has body hinged in door aperture and provided with locking mechanism. Body of two or more parts connected to each other for turning relative to each other with open state of locking mechanism. Contacting free from fastening surfaces of body parts and door aperture, or at least, surfaces of one section of contact perimeter are profiled. EFFECT: higher efficiency. 1 dwg

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RU 2 021 460 C1

Authors

L'Vov S.V.

Dates

1994-10-15—Published

1992-04-23—Filed