JPS5821217U - lawn mower - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の第１の実施例を示す縦断面図、第２
図は第１図の要部を示す斜視図、第３図は第２の実施例
必要部を示す断面図、第４図は第３の実施例を示す縦断
面図、第５図は一来の芝刈機を示す縦断面図、第６図は
縦来の芝刈機を示す斜視図である。 １・・・・・・エンジン、２・・・・・・切刃ブレード
、３・・・・・・出力軸、１２・・・・・・移動機構。Fig. 1 is a vertical sectional view showing the first embodiment of this invention;
The figure is a perspective view showing the main parts of Fig. 1, Fig. 3 is a sectional view showing the necessary parts of the second embodiment, Fig. 4 is a longitudinal sectional view showing the third embodiment, and Fig. 5 is a perspective view showing the essential parts of the second embodiment. FIG. 6 is a longitudinal sectional view showing a lawn mower of the present invention, and FIG. 6 is a perspective view showing a vertical lawn mower. DESCRIPTION OF SYMBOLS 1... Engine, 2... Cutting blade, 3... Output shaft, 12... Moving mechanism.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] エンジンの出力軸に水平面内で回転するブレードを装着
してなる芝刈機において、この回転数が上昇したとき切
刃ブレードの位置を下降させ、回転数が低下したとき切
刃ブレードの位置を上昇させることにより所定の回転数
を保持させる移動機構を設けたことを特徴とする芝刈機
。In a lawn mower that is equipped with a blade that rotates in a horizontal plane on the output shaft of the engine, when the rotation speed increases, the position of the cutting blade is lowered, and when the rotation speed decreases, the position of the cutting blade is raised. A lawn mower characterized by being provided with a moving mechanism for maintaining a predetermined rotation speed.