Dual load dimmer switch with vertical slider controls for fan speed and lighting intensity

A dimmer and speed control switch, comprising:

• a housing with a plurality of positioning grooves;
• and
• a gear structure disposed within the housing, wherein the gear structure comprises:
• a roller with a connecting shaft, a part of the roller being configured to extend into one of the plurality of positioning grooves in a first position, and in a second position the roller is separated from the one of the plurality of positioning grooves;
• a biasing component, the biasing component configured to apply a biasing force to the roller to move it toward the first position;
• and
• a mounting seat with a bottom, the bottom of the mounting seat being provided with a first mounting plate and a second mounting plate, the first mounting plate and the second mounting plate being disposed on opposite sides of the roller with the connecting shaft extending through respective elongated holes in the first mounting plate and the second mounting plate;
• and
• a push button configured to be disposed on the mounting seat, wherein a sliding block disposed on one side of the push button is configured to engage and slide into a sliding groove on an inner side of the housing;
• and
• at least one elastic hook is disposed on an other side of the push button, the at least one elastic hook configured to be hooked with the housing after passing through an elongated hole provided on a top surface of the housing, an extending direction of the elongated hole being parallel with a moving direction of the push button.

A gear assembly for a dimmer switch, the gear assembly comprising:

• a roller with a connecting shaft, a part of the roller being configured to extend into a positioning groove of the dimmer switch in a first position, and in a second position the roller is separated from the positioning groove;
• a biasing component, the biasing component configured to apply a biasing force to the roller to move it toward the first position;
• and
• a mounting seat with a bottom, the bottom of the mounting seat being provided with a first mounting plate and a second mounting plate, the first mounting plate and the second mounting plate being disposed on opposite sides of the roller with the connecting shaft extending through respective elongated holes in the first mounting plate and the second mounting plate;
• wherein the biasing component further comprises:
• a main shrapnel member configured to be affixed to the bottom of the mounting seat, the main shrapnel member comprising a first elastic arm and a second elastic arm separately arranged on both sides of the main shrapnel member and connected together at one end, wherein an other end of the first elastic arm and the second elastic arm is configured to abut against respective ends of the connecting shaft.