US 12,453,439 B2
Knock box
Jan Koeniger, Schwebheim (DE)
Assigned to JK eCom GmbH, Schwebheim (DE)
Appl. No. 17/274,822
Filed by JK eCom GmbH, Schwebheim (DE)
PCT Filed Sep. 4, 2019, PCT No. PCT/EP2019/073586
§ 371(c)(1), (2) Date Mar. 10, 2021,
PCT Pub. No. WO2020/053046, PCT Pub. Date Mar. 19, 2020.
Claims priority of application No. 202018105164.4 (DE), filed on Sep. 10, 2018.
Prior Publication US 2022/0047113 A1, Feb. 17, 2022
Int. Cl. A47J 31/60 (2006.01); A47J 31/36 (2006.01)
CPC A47J 31/60 (2013.01) [A47J 31/3671 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A knock box for knocking off coffee grounds from a portafilter, comprising:
a base;
a wall that extends away from the base for delimiting the interior of the knock box laterally;
an impact surface arranged in the region of the wall of the knock box, wherein the knock box has no horizontally arranged bar; and
a supporting region that supports the impact surface, the supporting region extending in a substantially perpendicular direction away from and disposed beneath the impact surface and projecting away from the wall in a direction of the interior of the knock box, wherein the supporting region extends to the base of the knock box, wherein the impact surface is arranged on an impact element that is accommodated on a main body of the knock box, wherein the impact element is manufactured in the form of a separate component, and wherein the supporting region is part of the main body.