US 12,284,937 B2
Work apparatus
Denis Ehrler, Wernau (DE); Matthias Maier, Waiblingen (DE); and Anton Angelusch, Waiblingen (DE)
Assigned to Andreas Stihl AG & Co. KG, Waiblingen (DE)
Filed by Andreas Stihl AG & Co. KG, Waiblingen (DE)
Filed on Apr. 26, 2023, as Appl. No. 18/307,604.
Claims priority of application No. 22171686 (EP), filed on May 4, 2022.
Prior Publication US 2023/0354740 A1, Nov. 9, 2023
Int. Cl. A01D 34/416 (2006.01); A01D 34/84 (2006.01); A01D 34/90 (2006.01); B25F 5/02 (2006.01)
CPC A01D 34/416 (2013.01) [B25F 5/02 (2013.01); A01D 34/84 (2013.01); A01D 34/90 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A work apparatus comprising:
a housing;
an electric motor arranged in said housing, said electric motor including a rotor shaft configured to be driven rotationally about a rotor axis;
an output shaft configured to drive a tool;
said output shaft being connected with a form fit to said rotor shaft on a receptacle of said rotor shaft;
a flange supported on said housing, said flange having a first end and a second end, wherein a shaft is accommodated at said first end and said rotor shaft and a rotor shaft bearing are formed on said second end;
said rotor shaft being mounted rotatably via said rotor shaft bearing arranged in said flange, wherein said rotor shaft is completely rotatably supported via said rotor shaft bearing;
said rotor shaft bearing extending along a bearing section in a direction of the rotor axis; and,
said output shaft extending at least as far as said bearing section of said rotor shaft bearing.