Patent ID: 9554597
Date: 2017-01-31
CPC Classifications: A24F

Claim:
1. An electronic cigarette comprising a cigarette-holder, wherein, the cigarette-holder includes a variable color material; and when the electronic cigarette is smoked, the variable color material generates a chemical reaction or a physical change and causes a color of the variable color material to change; wherein the variable color material is an inclusion generated by starch and iodine, and when the electronic cigarette is smoked, the starch in the inclusion is decomposed by salivary amylase in saliva and causes the color of the variable color material to change, wherein the variable color material is arranged inside the cigarette-holder, the portion of the cigarette-holder that corresponds to the variable color material is configured to be transparent so that the user can watch the color change of the variable color material inside the cigarette-holder from a side of the electronic cigarette, the variable color material forms a variable color layer, and the variable color layer forms patterns and/or words, wherein a thickness of the variable color layer ranges from 1 micron to 100 microns; wherein the variable color layer is formed by immersion, deposition, spraying or pasting; wherein the cigarette-holder further includes a liquid guiding member configured to lead saliva to the variable color material the liquid guiding member is a hollow cylinder with two open ends, one end of the liquid guiding member extends to a distal end of the electronic cigarette, and the other end of the liquid guiding member is in contact with the variable color material; wherein the liquid guiding member is made of at least one material selected from sponge, cotton, acetate fiber, and nonwoven fabric; and wherein the cigarette-holder is designed as being integrated with a structure of the electronic cigarette.