US 11,702,967 B2
Venting cap with splash guard
Alberto Bertani, Milan (IT)
Assigned to ELESA S.P.A., Milan (IT)
Filed by ELESA S.p.A., Milan (IT)
Filed on Feb. 1, 2022, as Appl. No. 17/649,616.
Claims priority of application No. 102021000002381 (IT), filed on Feb. 3, 2021.
Prior Publication US 2022/0243624 A1, Aug. 4, 2022
Int. Cl. F01M 11/12 (2006.01)
CPC F01M 11/12 (2013.01) 8 Claims
OG exemplary drawing
 
1. Venting cap for oil tanks of machines and machinery, comprising:
a cup that is fitted with a flange along its outer surface,
with said flange bearing coupling elements being provided on an underside of the flange, with complementary elements provided on the access sleeve of said tanks and at the top of shaped engagement tabs,
wherein the cup houses an insert secured therein with a substantially cylindrical profile,
wherein a lower surface of the cup comprises a cavity;
a splash guard, comprising a spiral labyrinth, that is partially received within the cavity,
wherein an upper portion of the spiral labyrinth has a means for engaging the insert within the cup, comprising an elastic prong, and
wherein a lower portion of the spiral labyrinth is located below the flange and external to the cup;
a lid for closing the cup,
wherein the lid is configured to be snap-fitted onto the cup,
wherein a collar is located above the flange of the cup, the collar having an external toroidal groove,
the external toroidal groove being configured to engage with a raised toroidal thread along an inner surface of the lid to thereby snap-fit the lid onto the cup.