B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 65/56 (2006.01) B05B 11/00 (2006.01)
Patent
CA 2511624
The invention relates to a method for incorporating a ball non-return valve in a pump body (1), comprising the following steps: moulding a pump body (1) with provision, on the internal surface (3) thereof in the base of the body (1), of grooves (7) each with an end section (11) which can be bent towards the interior of the body (1), introduction of a ball (13) into the interior of the space enclosed by said grooves (7) and bending said end sections (11) by means of a tool (15), such as to enclose said ball (13). The above is of application to pumps provided with ball non-return valves.
Procédé d~intégration d~un clapet anti-retour à bille dans un corps de pompe (1) comprenant les étapes suivantes : - on moule un corps de pompe (1) en ménageant, sur sa surface interne (3) dans le fond du corps (1), des nervures (7) possédant chacune une portion d~extrémité (11) susceptible d~être rabattues vers l~intérieur du corps (1), - on introduit une bille 13 à l~intérieur de l~espace fermé par les nervures (7), - on vient rabattre à l~aide d~un outil (15) lesdites portions d~extrémité (11) de manière à emprisonner la bille (13). Application aux pompes munies de clapets anti-retours à bille.
Fetherstonhaugh & Co.
Rexam Dispensing Systems
LandOfFree
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