IP Library › Granted Patent US 12,115,291
Granted Patent B2
US 12,115,291 · App. 17/382,546 · Granted Oct 15, 2024

Electric heating fragrance diffuser

Inventor: Wei Cheng Wu (Taichung, TW)
Assignee: PRO-IRODA INDUSTRIES, INC.
A61L9/03A61L2209/133
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Quick Facts
Patent No.
US 12,115,291
App. No.
17/382,546
Granted
Oct 15, 2024
Kind
B2
Abstract

An electric heating fragrance diffuser includes a hollow body and a fragrance diffusing device. A power source and an electric wire are arranged in the body. The fragrance diffusing device includes a fragrance holder, a fragrance box, and an electric heating plate. The fragrance holder is disposed in the body and provided with a first hole communicating with upper and lower edges of the fragrance holder in a vertical direction. The upper edge of the fragrance holder is recessed with a fragrance groove surrounding the first hole. The fragrance box is detachably arranged in the fragrance groove. The electric heating plate is connected to the lower edge of the fragrance holder and provided with a second hole aligned with the first hole.

Claims (8)

1. An electric heating fragrance diffuser comprising:

a body being hollow and provided with an accommodating space inside, and wherein a power source and an electric wire are arranged in the accommodating space; and

a fragrance diffusing device including a fragrance holder, a fragrance box, and an electric heating plate, wherein the fragrance holder is disposed in the accommodating space and defines upper and lower edges in a vertical direction, wherein the fragrance holder is provided with a first hole extending through and communicating with upper and lower edges of the fragrance holder, wherein the upper edge of the fragrance holder is recessed with a fragrance groove surrounding circumferentially the first hole, wherein the fragrance box is detachably arranged in the fragrance groove, and wherein the electric heating plate is connected to the lower edge of the fragrance holder and provided with a second hole aligned with the first hole in the vertical direction,

wherein the fragrance diffusing device is provided with a bottom plate securely connected to the lower edge of the fragrance holder, and wherein the electric heating plate is disposed between the fragrance holder and the bottom plate,

wherein the body defines upper and lower edges in the vertical direction, wherein the upper edge of the body is provided with a top face connected to the accommodating space, wherein the fragrance diffusing device includes a supporting frame mounted around the fragrance holder, and wherein an outer periphery of the supporting frame abuts against the top face, and

wherein the supporting frame defines upper and lower edges in the vertical direction, wherein the upper edge of the supporting frame is provided with a plurality of lugs, and wherein the fragrance diffusing device includes a windshield abutted against the plurality of lugs and not in contact with the body and the fragrance holder.

2. The electric heating fragrance diffuser as claimed in claim 1 , wherein the fragrance diffusing device includes a top cover connected to the upper edge of the fragrance holder, and wherein the top cover is provided with a third hole aligned with the first hole and a plurality of aeration holes aligned with the fragrance groove.

3. The electric heating fragrance diffuser as claimed in claim 1 , wherein the lower edge of the body is provided with a bottom face connected to the accommodating space opposite to the top face and adjacent to the power source, wherein an end of the accommodating space connecting with the bottom face forms two air hole respectively located at two opposite sides of the power source, and wherein the bottom face is convexly provided with a plurality of feet in a direction opposite to the top face.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 15, 2026
From: PRO-IRODA INDUSTRIES, INC.
To: TF IP B.V.
Reel/Frame 076026/0243 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 22, 2021
From: WU, WEI CHENG
To: PRO-IRODA INDUSTRIES, INC.
Reel/Frame 056944/0586 →
Priority Claims (1)
TW 109144573 · Dec 16, 2020 · national
Continuity (1)
Related Publication 20220184263A1 · Jun 16, 2022