E - Fixed Constructions – 03 – F
Patent
E - Fixed Constructions
03
F
E03F 5/04 (2006.01) E02D 29/14 (2006.01)
Patent
CA 2283796
The invention relates to a shaft cover (1) having openings (2) through which a fluid medium is able to pass. Each of these openings (2) is fitted with at least one filter element (3) and the space left between the outer surface of the filter element (3) and the inner wall of the opening (2) is filled with an elastic material (4).
L'invention concerne un couvercle de puits (1) muni d'ouvertures (2) pour le passage d'un fluide, au moins un élément filtre (3) étant introduit dans chacune des ouvertures (2). L'espace demeurant entre la surface extérieure de l'élément filtre (3) et la paroi intérieure de l'ouverture (2) est rempli avec un matériau élastique (4).
Fleischhacker Gerhard
Ridout & Maybee Llp
LandOfFree
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