Stepless variable speed control mechanism for a lawn mower

A stepless speed regulating control mechanism for a mower, the mower having a base and a self-propelled device with a shell, the stepless speed regulating control mechanism comprising:

• a push handle having at least one long arm extending up and backwardly from the base of the mower;
• a self-propelled lever connected to the push handle;
• a speed regulating cable connected to the self-propelled device;
• a regulating mechanism;
• wherein,
• speed of the self-propelled device can be regulated through the speed regulating cable;
• the regulating mechanism further comprises a regulating sleeve and a speed regulating sleeve connected to the push handle;
• the regulating sleeve is connected to the self-propelled lever, and the speed regulating sleeve is connected to the speed regulating cable;
• the self-propelled lever pulls the regulating sleeve and causes the speed regulating sleeve to move simultaneously with the regulating sleeve, so as to pull the speed regulating cable, and the speed regulating sleeve can move relative to the regulating sleeve, so as to pull the speed regulating cable
• the regulating sleeve comprises a connecting sleeve connected to the self-propelled lever, and a rotating sleeve coaxially connected to the connecting sleeve and capable of rotating, and the rotating sleeve is in threaded connection with the speed regulating sleeve, with a circumferential stop means disposed between the speed regulating sleeve and the push handle to prevent the speed regulating sleeve from rotating relative to the push handle;
• the regulating sleeve and the rotating sleeve are sleeved on the push handle.