JPH01108037U

JPH01108037U -

Info

Publication number: JPH01108037U
Application number: JP177688U
Authority: JP
Priority date: 1988-01-11
Filing date: 1988-01-11
Publication date: 1989-07-21

Description

[Brief explanation of the drawing]

第１〜５図は本考案の一実施例を示し、第１図
は乗用芝刈機の側面図、第２図はカツターブレー
ドの平面図、第３図はその正面図、第４図はカツ
ターブレードの片側の正面図で中央部分の両側部
を重ねて示したもの、第５図は芝の刈り跡を示す
図、第６〜８図は従来例を示し、第６図は刈り取
り時の状況を示す芝刈機の要部平面図、第７図は
同要部側断面図、第８図は芝の刈り跡を示す図で
ある。１は乗用芝刈機、２は前輪、３は後輪、４はカ
ツターハウジング、５はカツターブレード、６は
シユータ、７はグラスバツグ、８は刃部、９は羽
部、１０は中央部分、１１ａは上向き傾斜部、１
１ｂは斜め下方に延出する部分、１２ａは下向き
傾斜部、１２ｂは水平に延出する部分。 Figures 1 to 5 show an embodiment of the present invention, in which Figure 1 is a side view of a riding lawn mower, Figure 2 is a plan view of the cutter blade, Figure 3 is a front view thereof, and Figure 4 is a cutter blade. A front view of one side of the Turblade, with both sides of the central part superimposed, Figure 5 shows the mowing marks on the lawn, Figures 6 to 8 show the conventional example, and Figure 6 shows the area during mowing. FIG. 7 is a plan view of the main part of the lawn mower showing the situation, FIG. 7 is a side sectional view of the main part, and FIG. 8 is a diagram showing the mowing marks of the lawn. 1 is a riding lawn mower, 2 is a front wheel, 3 is a rear wheel, 4 is a cutter housing, 5 is a cutter blade, 6 is a shooter, 7 is a grass bag, 8 is a blade part, 9 is a blade part, 10 is a central part, 11a is an upwardly inclined portion; 1
1b is a portion extending diagonally downward, 12a is a downwardly sloping portion, and 12b is a portion extending horizontally.

Claims

[Scope of utility model registration request]

A cutter blade for a lawn mower that is formed into an elongated plate-like body, and has blades formed at the front edge in the rotation direction on both sides of the central rotation center in the longitudinal direction, and a blade portion that stands up at the rear of the blade. , one of the both sides of the central portion consists of an upward portion continuous to the end of the central portion and a portion extending obliquely downward from the upper end, and the other side is a downward portion continuous to the end of the central portion. A lawn mower cutter blade comprising: and a portion extending horizontally from its lower end.