US 11,806,653 B2
Extraction arm with filter
Fabian Farr, Remchingen (DE)
Assigned to TBH GMBH, Straubenhardt (DE)
Filed by TBH GMBH, Straubenhardt (DE)
Filed on Jul. 15, 2021, as Appl. No. 17/376,258.
Claims priority of application No. 20 2020 104 146.0 (DE), filed on Jul. 17, 2020.
Prior Publication US 2022/0016557 A1, Jan. 20, 2022
Int. Cl. B01D 46/00 (2022.01); B08B 15/04 (2006.01); A61M 1/00 (2006.01)
CPC B01D 46/0004 (2013.01) [A61M 1/784 (2021.05); A61M 1/84 (2021.05); B01D 46/001 (2013.01); B08B 15/04 (2013.01); B01D 2265/027 (2013.01); B01D 2265/028 (2013.01); B01D 2279/51 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An extraction arm for an extraction device, comprising:
a suction pipe; and
a suction head,
wherein the extraction arm defines a suction path that extends from an extraction region in the surroundings of the suction head through the suction pipe to the extraction device,
wherein the extraction arm comprises an exchangeable filter which is arranged within the suction path,
wherein the filter is accommodated in a filter housing and the filter housing is designed to connect the filter and the suction pipe in an airtight manner,
wherein the filter housing has a main body which is connected to the suction pipe and a removable cover for closing the filter housing, and
wherein the cover of the filter housing is releasably attached to the main body by a latching means, the latching means comprising a spring element on the cover, and the spring element extends through a recess in an extraction hood in order to latch with the main body.