US 11,937,535 B2
Mower unit
Masaki Takaoka, Sakai (JP); Junki Nakao, Sakai (JP); Akihito Mihara, Sakai (JP); Yusaku Matsuoka, Sakai (JP); and Yuki Hirotsu, Sakai (JP)
Assigned to Kubota Corporation, Osaka (JP)
Filed by Kubota Corporation, Osaka (JP)
Filed on Jun. 15, 2021, as Appl. No. 17/348,058.
Claims priority of application No. 2020-213820 (JP), filed on Dec. 23, 2020.
Prior Publication US 2022/0192086 A1, Jun. 23, 2022
Int. Cl. A01D 34/00 (2006.01); A01D 34/66 (2006.01); A01D 101/00 (2006.01); A01D 34/06 (2006.01)
CPC A01D 34/003 (2013.01) [A01D 34/06 (2013.01); A01D 2101/00 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A mower unit comprising:
a blade rotatably driven about a rotational axis to be able to cut grass on the ground surface;
a housing covering the blade and having an open lower face;
a water feeding section provided outside the housing;
a water discharging section provided inside the housing for discharging cleaning water fed to the water feeding section; and
a water feeding pipe connected between the water feeding section and the water discharging section,
wherein the water discharging section discharges water toward an inner wall face of the housing,
wherein, inside the housing, there is provided a vertical wall portion having an arcuate shape along an outer shape of a rotational trajectory of the blade,
wherein the water discharging section is provided at a portion located in a space formed between the vertical wall portion and a lateral wall of the housing located on the side opposite the side where the blade is located,
wherein the water feeding pipe includes a main water feeding pipe connected to the water feeding section and a branch water feeding pipe branching from the main water feeding pipe and connected to the water discharging section,
wherein the branch water feeding pipe is disposed in the space,
wherein in an outer wall face of the housing, there is provided a protection portion for protecting the water feeding section, and
wherein an upper end of the protection portion is higher than an upper end of the water feeding section.