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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||56/113 ; 56/175 ; 56/117 ; 188/77R|
|발명자 / 주소||
|인용정보||피인용 횟수 : 6 인용 특허 : 9|
Improvements are described for power mowers comprising a prime mover, a rotatable drive shaft driven by the prime mover and rotatable grass cutting means adapted to be driven by power from said drife shaft. The improvements involve including in the mowers (a) a centrifugal clutch interposed between the drive shaft and the cutting means, (b) apparatus enabling the prime mover to operate at a rate of speed at least high enough for the clutch to engage, and alternatively at a rate of speed low enough for the clutch to disengage, and apparatus including a pu...
In a power mower operated by an operator who walks behind it, the mower having a wheeled body, a gasoline engine mounted on the body, a rotatable shaft driven by the engine, rotatable grass-cutting means adapted to be driven by power from said shaft, and an upstanding handle for grasping by the operator to guide the mowing, the improvement wherein said power mower further includes: (a) a centrifugal cluth interposed between said drive shaft and said cutting means; (b) a manually actuatable engine control associated with said handle and connected so that ...