US 12,329,120 B2
Milking device with a milk filter
Bart van Eeden, Maassluis (NL); Malouk Maria Franck, Maassluis (NL); and Gerard Mostert, Maassluis (NL)
Assigned to LELY PATENT N.V., Maassluis (NL)
Appl. No. 18/023,122
Filed by LELY PATENT N.V., Maassluis (NL)
PCT Filed Sep. 2, 2021, PCT No. PCT/IB2021/058020
§ 371(c)(1), (2) Date Feb. 24, 2023,
PCT Pub. No. WO2022/049517, PCT Pub. Date Mar. 10, 2022.
Claims priority of application No. 2026406 (NL), filed on Sep. 3, 2020; and application No. 2028865 (NL), filed on Jul. 28, 2021.
Prior Publication US 2023/0255174 A1, Aug. 17, 2023
Int. Cl. A01J 7/02 (2006.01); B01D 29/66 (2006.01); B01D 39/10 (2006.01); B08B 3/04 (2006.01); B08B 9/032 (2006.01)
CPC A01J 7/022 (2013.01) [B01D 29/66 (2013.01); B01D 39/10 (2013.01); B08B 3/04 (2013.01); B08B 9/0321 (2013.01); B01D 2201/085 (2013.01); B01D 2201/165 (2013.01); B08B 2203/007 (2013.01); B08B 2209/032 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A milking device for milking a dairy animal with teats, comprising:
a control system for the milking device;
a milk pipeline for transporting the milk to a milk tank;
a milk filter for filtering the milk transported by the milk pipeline; and
a cleaning device for cleaning the milking device,
wherein the cleaning device comprises:
at least one cleaning fluid holder;
a heating device for heating cleaning fluid in the cleaning fluid holder;
an additive storage holder for additive;
an additive adding device for controlled addition of the additive to cleaning fluid in the cleaning fluid holder; and
a valve system for regulating flows of cleaning fluid and additive through the milking device,
wherein the control system is configured to cause the cleaning device to carry out a cleaning cycle of the milking device with:
a prerinse with cold or tepid water as cleaning fluid;
a hot rinse with water heated by the heating device and an acidic or basic additive as cleaning fluid;
a postrinse; and
at least between the hot rinse and the postrinse, a counterflow cleaning step by passing cleaning fluid in counterflow through the milk filter.