Patent ID: 8485454

Claim:
An air freshener device, comprising: a) a back plate having a back opening therethrough; b) an intermediate brace pivotally coupled to the back plate and having an intermediate opening therethrough; c) a front dial plate coupled to the brace and pivotal with the brace with respect to the back plate; d) a cavity formed between the brace and the front dial plate, the cavity exposed from behind by the back opening and the intermediate opening; e) at least one chamber disposed in the cavity and containing a fragrant material and having a permeable membrane through which a fragrance of the fragrant material can permeate over time; f) the at least one chamber, the intermediate brace and the front dial plate being pivotal together with respect to the back plate to selectively align the at least one chamber, the intermediate opening of the intermediate brace, or both, with the back opening in the back plate; g) a perimeter notch formed in the intermediate brace and the front dial plate extending from a perimeter of the front dial plate and the intermediate brace, and extending toward a center of the dial plate, and being rotatable therewith respect to the back plate; and h) a scale on the back plate visible through the perimeter notch to indicate a relative rotational position of the at least one chamber, the intermediate opening of the intermediate brace, or both, with the back opening in the back plate.