US 12,419,459 B2
Coffee machine
Andrew Robert Morgan, Alexandria (AU); Norman Oliveria, Alexandria (AU); Gerard White, Alexandria (AU); and Robert Grassia, Alexandria (AU)
Assigned to Breville Pty Limited, Alexandria (AU)
Filed by Breville Pty Limited, Alexandria (AU)
Filed on Jun. 20, 2024, as Appl. No. 18/748,586.
Application 18/748,586 is a continuation of application No. 17/311,661, granted, now 12,042,083, previously published as PCT/AU2019/051347, filed on Dec. 9, 2019.
Claims priority of application No. 2018904657 (AU), filed on Dec. 7, 2018; and application No. 2019902263 (AU), filed on Jun. 28, 2019.
Prior Publication US 2024/0335060 A1, Oct. 10, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A47J 31/44 (2006.01); A47J 31/60 (2006.01)
CPC A47J 31/4489 (2013.01) [A47J 31/4485 (2013.01); A47J 31/60 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A method for cleaning a steam wand of a coffee machine, the coffee machine including:
a body;
a controller;
the steam wand, to froth milk, attached to the body and movable between a first position and a second position; and
a cleaning mechanism, the cleaning mechanism including:
a stem having a first end portion attached to the body, and a second end portion extending longitudinally away from the first end portion; and
a pump connected to a supply of water to deliver water to the second end portion, the pump being operable by the controller,
wherein water is deliverable by the pump to the second end portion to produce at least one water jet directed at the steam wand,
the method including the steps of:
the controller determining that the steam wand is in the second position; and
the controller activating the pump to deliver water under pressure to the second end portion.