Tilting door

663,242. Doors. DE VRIES ROBBE & CO., N. V. April 4, 1949 [April 2, 1948], No. 9071/49. Class 20(iii) A tilting door 3 adapted to close an opening 1 in a wall 2 is suspended by a hinged arm 5 pivoted to the wall at a point 6 on a level with the centre of gravity Z of the door and to the door mid...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	WIELAND JACOB
Format:	Patent
Sprache:	eng
Schlagworte:	FIXED CONSTRUCTIONS HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS KEYS LOCKS SAFES WINDOW OR DOOR FITTINGS
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