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US 2019/0316602 A1Published application
Fan configured to produce pink noise
AssigneeHelen of Troy Limited
InventorsMichael Singleton, Brett Mikolajczyk
Life of this patent
Estimating the term…
Abstract
A fan is provided that includes a fan blade movable relative to a housing. The housing and the fan blade are configured such that the fan generates a pink noise sound profile both when air is exiting the fan housing through an air outlet vent and when air is not exiting the housing through the outlet air vent
Claims19
A fan comprising a fan blade movable relative to a housing, the housing and the fan blade being configured such that the fan generates a pink noise sound profile both when air is exiting the housing through an outlet air vent and when air is not exiting the housing through the outlet air vent.
Dependencies are inferred from the claim text.