Patent ID: 6948875

Claim:
A toothbrush device, comprising: a brush, a toothpaste storing case, and a push-button pump disposed between the brush and the toothpaste storing case; a first check valve disposed between the toothpaste storing case and the pump, a second check valve disposed between the first check valve and the toothpaste storing case, and a first spring disposed between the first and second check valves; wherein the first check valve comprises a second spring and a piston in sequence in a direction away from the pump, and has a working element comprising a rod with movement grooves at a first end thereof and a securing part at a second end thereof; wherein the second check valve comprises a fixing element having a fitting part disposed about a central axis at a first end thereof, a securing part disposed at a second end and about an outer periphery thereof, and a rubber plate disposed between the securing part and the toothpaste storing case; and wherein the first spring is in contact with the securing part of the first check valve and the securing part of the second check valve.