US 11,866,920 B2
Flush valve assembly
Steven D. Kappus, Manville, NJ (US); Behnam Heydari, Ridgewood, NJ (US); Mahendra Gunawardena, Hillsborough, NJ (US); Verne H. Myers, Fort Wayne, IN (US); Niloy Talukder, San Jose, CA (US); Nitin S Kolekar, Piscataway, NJ (US); and Eric B. Soberano, Barnegat, NJ (US)
Assigned to AS America, Inc., Piscataway, NJ (US)
Appl. No. 17/253,021
Filed by AS America, Inc., Piscataway, NJ (US)
PCT Filed Jun. 24, 2019, PCT No. PCT/US2019/038648
§ 371(c)(1), (2) Date Dec. 16, 2020,
PCT Pub. No. WO2020/005795, PCT Pub. Date Jan. 2, 2020.
Claims priority of provisional application 62/691,283, filed on Jun. 28, 2018.
Prior Publication US 2021/0115652 A1, Apr. 22, 2021
Int. Cl. E03D 1/34 (2006.01); E03D 5/092 (2006.01); E03D 5/10 (2006.01)
CPC E03D 1/34 (2013.01) [E03D 5/092 (2013.01); E03D 5/10 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A flush valve assembly comprising
a flush valve comprising a flush valve body extending from a flush valve inlet to a flush valve outlet;
a guide element having a plate coupled to a top end thereof;
a flush valve seal having a top face and a bottom face; and
a flush actuator comprising a rigid multi-arm linkage coupled to a motor wheel, and
an electric motor coupled to the motor wheel,
wherein
the bottom face of the flush valve seal is configured to enclose the flush valve inlet,
the rigid multi-arm linkage is coupled to the top face of the flush valve seal and is configured to lift the flush valve seal to open the flush valve and to lower the flush valve seal to close the flush valve,
the rigid multi-arm linkage is configured to rotate along a circular path with the motor wheel to open and close the flush valve,
the flush valve body is coupled to the guide element,
the rigid multi-arm linkage is disposed in the guide element,
the electric motor and the motor wheel are coupled to a top surface of the plate,
the plate comprises an opening to accommodate the coupling of the rigid multi-arm linkage to the motor wheel, and
the plate opening accommodates the rotation of the multi-arm linkage along the circular path.