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

Claim 0:
1. An electric power lawn aerator, comprising:
a frame assembly;
at least one non-driven wheel extending from said frame assembly;
a handle assembly extending from said frame assembly;
a powerhead assembly supported on said frame assembly, said powerhead assembly having at least one battery cavity for reception of at least one battery, said powerhead assembly having an electric motor powerable by the at least one battery, said electric motor having a shaft, said powerhead assembly has a housing, said at least one battery cavity is housed in said housing and said electric motor is housed in said housing, said at least one battery cavity and said electric motor exhibit a vertically-stacked configuration at said housing, 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 powertrain assembly receiving rotational drive input from said shaft of said electric motor upon activation of said electric motor, said powertrain assembly including a pulley assembly and a sprocket assembly, said pulley assembly including a plurality of pulley wheels, said sprocket assembly including a plurality of sprockets;
a driven wheel extending from said frame assembly and receiving rotational drive input from said powertrain assembly;
a tine assembly housed by said frame assembly and receiving rotational drive input from said powertrain assembly; and
a main switch that activates said electric motor upon actuation and that deactivates said electric motor upon de-actuation, said main switch constituting an ON/OFF switch for said electric motor, said main switch disposed on an exterior of said housing of said powerhead assembly and is accessible by an operator at the exterior of said housing, said main switch residing at said upper section of said housing, said main switch having a cover that seals said main switch against external liquid.