E - Fixed Constructions – 02 – D
Patent
E - Fixed Constructions
02
D
94/12
E02D 29/14 (2006.01) E01C 11/22 (2006.01)
Patent
CA 1302142
ABSTRACT OF THE DISCLOSURE On a covering for an opening comprising a frame and a cover or grating, on the latter is provided an elastically deformable, rod-like closing member, which forms one part of a locking device, the other part thereof being a retaining member, which is a groove provided in frame, in which can engage a closing finger located on closing member, accompanied by the elastic deformation of the closing member. Thus, in simple manner, the cover or grating is positively secured in frame.
568111
Ferns Derek "lord Lighthorne Of Glenfield"
Marks & Clerk
von Roll Ag
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