Patent ID: 11910736
Assignee: BLUEBIRD TURF PRODUCTS LLLP
Field: Other special machines (Mechanical engineering)
Classification: CPC A | IPC A

Claim 10:
11. An electric power lawn aerator, comprising:
a frame assembly;
at least one non-driven wheel situated at said frame assembly;
a handle assembly extending from said frame assembly;
a bail control bar situated at said handle assembly;
a powerhead assembly supported on said frame assembly, said powerhead assembly including a housing, at least one battery cavity, and an electric motor, said at least one battery cavity housed in said housing, said electric motor housed in said housing, said electric motor having a shaft, wherein said housing has an upper section and a lower section, said lower section spanning from said frame assembly and said upper section spanning from said lower section, said at least one battery cavity residing at said upper section and said electric motor residing at said lower section;
a main switch disposed adjacent said powerhead assembly, wherein said main switch is disposed on an exterior of said housing of said powerhead assembly and resides at said upper section of said housing, said main switch serving as an ON/OFF switch for said electric motor;
a powertrain assembly receiving rotational drive input from said shaft of said electric motor upon activation of said electric motor;
a tine assembly housed by said frame assembly and receiving rotational drive input from said powertrain assembly;
an electronic control unit in electrical communication with said main switch and in electrical communication with said electric motor; and
a cover provided over said main switch and fully seals said main switch and provides waterproof protection to said main switch, said cover being flexible and pressable by the user of the electric power lawn aerator for pressability of said main switch;
wherein, in order to activate said electric motor and impart rotational drive to said powertrain assembly and said tine assembly, said main switch is actuated and said bail control bar is brought to a pulled position, wherein activation of said electric motor occurs upon actuation of said main switch and bringing said bail control bar to said pulled position in succession.