发明名称 Self-propelled mower
摘要 A self-propelled, battery-powered lawn mower is provided having an onboard battery and two electric motors, a blade motor for rotating a grass cutting blade and a drive motor for propelling the lawn mower along a grass surface to be cut. The blade motor is provided with a switch for regulating the operation of the blade motor and the drive motor is provided with a speed control enabling the speed of the drive motor to be controlled independently of the speed of the blade motor.
申请公布号 US5442901(A) 申请公布日期 1995.08.22
申请号 US19940278747 申请日期 1994.07.22
申请人 RYOBI NORTH AMERICA 发明人 NIEMELA, PAUL W.;MORIKAWA, HIROSHI;DEMARCO, STEPHEN M.
分类号 A01D34/68;(IPC1-7):A01D34/68 主分类号 A01D34/68
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