Patent landscapes › Home & cleaning
Is a tower fan patented?
Short answer: specific designs of a tower fan have been patented many times, but "a tower fan" as a general idea is not what is protected. What matters is the exact combination of features in your version.
What our index shows
- 403 US and WO patent publications since 2000 have a title matching “towerpedestalbladeless fan” or a close variant (our index of 9.7 million patent families; one publication per family).
- Among the 135 best keyword matches we examined, 60 were published in 2020 or later, and the earliest was published in 2000.
- Most frequent assignees in those matches: GD MIDEA ENV APPLIANCES MFG CO LTD (11), GREE ELECTRIC APPLIANCES INC ZHUHAI (10), SONG ZHENMING (6), DREAME TECH SHANGHAI CO LTD (6).
- Most common patent classes (CPC subclasses): F04D (112), F04F (32), F24F (16), F05D (13).
Counts come from keyword matching on titles and abstracts, so they are indicative, not a legal count. Some matches are different products that share a word.
14 real patent publications related to a tower fan
- Lifting-type tower fan WO-2025050649-A1 2025 · SONG ZHENMING
A lifting-type tower fan, comprising a base and a tower fan head, wherein air inlet holes and air outlet holes are provided in the tower fan head; an electric motor mount, an electric motor mounted on the electric motor mount, and…
View on Google Patents - Oscillating bladeless fan motor head WO-2024138510-A1 2024 · SONG ZHENMING
Disclosed in the present utility model is an oscillating bladeless fan motor head, which comprises a housing, an electric motor, and a fan wheel or an impeller connected to the electric motor, wherein an air inlet is provided in t…
View on Google Patents - Tower fan and air channel therefor US-11959491-B2 2024 · SHENZHEN HESUNG INNOVATION TECH CO LTD
An air channel arrangement of a tower fan, arranged for accommodating an air blower therein, includes a housing having an air inlet, an air outlet and an air blower installation space therein, a volute shell and a volute member ha…
View on Google Patents - Tower fan and portable fan WO-2024032817-A1 2024 · XIE JINGSI
A tower fan and a portable fan. The portable fan comprises a turbo centrifugal blower (10) and a mounting housing (20), wherein the turbo centrifugal blower is provided with an air inlet (101), turbo blades (100) communicating wit…
View on Google Patents - Cooling tower fan cylinder US-12168886-B2 2024 · EVAPTECH INC
A segmented/modular cooling tower fan cylinder having basic segments, a motor segment and an access segment, assembled to form an hourglass shaped cooling tower fan cylinder to protect fan blades, reduce sound and vibration, and e…
View on Google Patents - Air blowing device and tower fan WO-2022001043-A1 2022 · GREE ELECTRIC APPLIANCES INC ZHUHAI
Disclosed are an air blowing device and a tower fan. The air blowing device comprises a housing (10), a wind wheel assembly (30) and a heating component (40), wherein the housing is provided with an accommodating cavity (11), and …
View on Google Patents - Oscillation assembly and tower fan WO-2020042480-A1 2020 · GREE ELECTRIC APPLIANCES INC ZHUHAI
An oscillation assembly (1) for rotating an air passage assembly (2) of a tower fan relative to a housing (3) of the tower fan. The oscillation assembly (1) comprises a driving device (12) and a limiting structure (15). The drivin…
View on Google Patents - Tower fan motor support and tower fan WO-2019144667-A1 2019 · GREE ELECTRIC APPLIANCES WUHAN CO LTD
A tower fan motor support (100) and a tower fan. The tower fan motor support (100) comprises a support body, a motor mounting structure (110) and an oscillating head mounting structure (130) being formed on the support body, the m…
View on Google Patents - Oscillating device and tower fan WO-2019033674-A1 2019 · GREE ELECTRIC APPLIANCES WUHAN CO LTD
Disclosed are an oscillating device and a tower fan. The oscillating device comprises: a fixed assembly; a rotating assembly, rotatably mounted to the fixed assembly; a driving assembly (50), mounted on the rotating assembly and b…
View on Google Patents - Plasma air-purification bladeless electric fan WO-2017152691-A1 2017 · ZIBO ENV PROT TECH CO LTD
A plasma air-purification bladeless electric fan, comprising a fan base, a shell (1), a blower motor, a collector electrode conductive fan (6), a blowing ring (3), an oscillating means, and a plasma high-voltage generator (13). A …
View on Google Patents - A tower fan WO-2009124425-A1 2009 · LI WENSHENG
A tower fan includes a case (1) and DC fan units (2) arranged therein, each fan unit(2) comprises a blade component (22) and a DC motor,the blade component (22) consists of more than two blades fixed radially on the hub (21). Each…
View on Google Patents - Tower fan WO-2009118476-A1 2009 · SEB SA
The present invention relates to an electric fan (1) of the tower type, comprising a vertical casing (2) of elongate shape which can stand freely or via a base on the floor, the said casing (2) containing at least one electric mot…
View on Google Patents - Tower fan US-6830433-B2 2004 · KAZ INC
An apparatus for the distribution of air includes a fan unit having a first and second portion, where the second portion is pivotable relative to the first portion about a common axis. A base supports the fan unit, and the fan uni…
View on Google Patents - Cooling-tower fan airfoils WO-0046511-A1 2000 · MIDWEST RESEARCH INST
A family of airfoils (20, 30) for a blade of a cooling-tower fan is provided wherein the blade has a root region and a tip region, and the family of airfoils comprises an airfoil (30) in the root region of the blade having a Reyno…
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What this means for your idea
Because patents cover specific combinations of features, the useful question is not “has a tower fan been patented?” but “has my combination of features been described before?” Household products tend to differ in the mechanism (how something attaches, folds, dispenses or cleans) rather than the basic idea.
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Guides that help with this
First-look landscape. Not exhaustive. Not legal advice. This page lists keyword-matched publications from a limited database; it does not say whether any product is or isn't covered by a patent, whether a patent is still in force, or whether your idea is patentable. Consult a registered patent attorney or agent.