US 12,329,324 B2
Food preparation appliance with multi-part attachment part
Andreas Heynen, Radevormwald (DE); Kai Landsecker, Düsseldorf (DE); Frank Starflinger, Saratoga, CA (US); Philipp Charopoulos, Ratingen (DE); and Sigurd Wojke, Sprockhövel (DE)
Assigned to VORWERK & CO. INTERHOLDING GMBH, (DE)
Filed by VORWERK & CO. INTERHOLDING GMBH, Wuppertal (DE)
Filed on Jun. 23, 2022, as Appl. No. 17/847,844.
Claims priority of application No. 21185470 (EP), filed on Jul. 14, 2021.
Prior Publication US 2023/0018278 A1, Jan. 19, 2023
Int. Cl. A47J 43/07 (2006.01); A47J 43/046 (2006.01); A47J 43/06 (2006.01)
CPC A47J 43/0777 (2013.01) [A47J 43/046 (2013.01); A47J 43/06 (2013.01); A47J 43/0722 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A food preparation appliance comprising:
a food preparation vessel;
a lid which can be placed on the food preparation vessel;
an attachment part which can be placed on the food preparation vessel instead of the lid, the attachment part comprising a first part and a second part;
a base part for receiving the food preparation vessel, the base part comprising a locking device for locking the lid placed on the food preparation vessel and for locking the attachment part placed on the food preparation vessel, wherein, in a locked state, the lid or the attachment part which has been locked to the food preparation vessel cannot be removed from the food preparation vessel; and
a sensor which is triggered when the placed lid is locked by the locking device or when the placed attachment part is locked by the locking device, wherein the sensor is not triggered when only one part of the attachment part is placed on the food preparation vessel and locked, and
wherein the sensor includes an electrical switch with a rocker arm on which the attachment part rests when the attachment part is placed on the food preparation vessel.