SULKY LAWN MOWER

• Main Authors: TODA HIROTAKA, BABA YUSUKE
• Format: Patent
• Language: English; Japanese
• Published: 07.07.2022
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; FISHING; FORESTRY; HARVESTING; HUMAN NECESSITIES; HUNTING; MOWING; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES ORIMPLEMENTS, IN GENERAL; SOIL WORKING IN AGRICULTURE OR FORESTRY; TRAPPING

To provide a sulky lawn mower to/from which a mower unit can be easily attached and detached.SOLUTION: A sulky lawn mower comprises a travel vehicle body 2 and a mower unit 1 provided on a travel vehicle body 2. The mower unit 1 comprises: a deck part 10 on which a mower mechanism 11 for cutting grass is provided; front wheel parts 12 which are provided on a front side of the deck part 10 and come into contact with a ground surface in grass cutting work; a front wheel arm part 13 which is coupled to the front wheel parts 12 on a front end side and is provided on the deck part 10 in a manner of capable of oscillating; a cutting height cylinder 17 which is coupled to the front wheel arm part 13 through a link mechanism 16, and changes a positional relationship between lower end parts of the front wheel parts 12 and the lower end of the deck part 10; and a lifting arm 15 which couples a lifting cylinder 17 for lifting the deck part 10 and the deck part 10. A coupling shaft 40 of the lifting arm 15 and a coupling shaft 40 of the cutting height cylinder 17 are provided on a same shaft, and the cutting height cylinder 17 and the lifting arm 15 are rotatably attached to the deck part 10 by penetrating a single fulcrum pin 41 therein.SELECTED DRAWING: Figure 3 【課題】モアユニットを簡単に着脱できる乗用芝刈機を提供する。【解決手段】走行車体２と、走行車体２に設けられるモアユニット１と、を備え、モアユニット１は、草を刈る草刈機構１１が設けられるデッキ部１０と、 デッキ部１０の前方に設けられ、草刈作業時に接地する前輪部１２と、前端側で前輪部１２と連結し、デッキ部１０に揺動可能に設けられる前輪アーム部１３と、前輪アーム部１３とリンク機構１６を介して連結し、前輪部１２の下端とデッキ部１０の下端との位置関係を変更する刈高さシリンダ１７と、デッキ部１０を昇降させる昇降シリンダ１７とデッキ部１０を連結する昇降アーム１５を備え、昇降アーム１５の連結軸４０と刈高さシリンダ１７の連結軸４０を同一軸上に設け、一本の支点ピン４１を貫通させて刈高さシリンダ１７と昇降アーム１５を回動自在にデッキ部１０に取り付ける。【選択図】 図３