| 摘要 |
Improvements to assemblies for treating compressed air, of the type comprising a body 1, 2, 3 intended to receive a reference plate, which are characterised in that the said body 1, 2, 3 comprises two webs 6, 7, each provided, near to opposite edges, with notches 9, 9a, 13, 13a, each notch being connected to the opposite end of the web by an inclined slope 10, 10 and 12, 12a, the reference plate being carried directly on two half-shells 15, 15a made so as to encircle the body, each half-shell comprising a cheek 16 and two side walls, 18, 19 provided with holes 20, 21, the spacing of the side walls corresponding to the notches 9, 9a, 13, 13a of the webs 6, 7, so that the half-shells 15, 15a can be fitted by means of a slight elastic deformation of the side walls, the slopes engaging in the holes 20, 21. <IMAGE>
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