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US 6,283,458 B1Granted
Filter with handle feature
AssigneeHoneywell International Inc.
InventorsPaul Cox, Thomas S. Chan
Life of this patent
Estimating the term…
Abstract
A portable humidifier including a housing defining an air inlet, an air outlet, and an air flow path therebetween; a retainer disposed in the housing; and an air permeable, liquid absorbent cartridge element replaceably retained by the retainer and having a handle to facilitate removal from the housing. Also included is a blower disposed in the housing and activatable to produce air flow through the air flow path and cartridge element and a liquid supply for supplying liquid to the cartridge element.
Claims28
A portable humidifier comprising:
- a housing defining a liquid reservoir, an air inlet, an air outlet, and an air flow path therebetween;
- a liquid absorbent cartridge removably located in the housing in said air flow path and disposed to receive liquid from said reservoir, the cartridge including a front surface, a rear surface, a top surface, a bottom surface, and first and second side surfaces;
- a handle including a channel portion secured only to portions of the top surface, front surface and rear surface such that no portion of the handle extends into said cartridge;
- and
- a blower for producing air flow through said air flow path and past said cartridge.
2 more elements
A portable humidifier comprising:
- a housing defining a liquid reservoir, an air inlet, an air outlet, and an air flow path therebetween;
- a liquid absorbent cartridge removably located in the housing in the air flow path and disposed to receive liquid from the reservoir, the cartridge including a front surface, a rear surface, a top surface, a bottom surface and first and second side surfaces;
- a handle including a channel portion having a length, the channel portion receiving portions of the top surface, the front surface and the rear surface of the cartridge, and a gripping portion extending upwardly from the channel portion and along the length of the channel portion and adapted to be grippable by a thumb and fingers of a hand, such that the gripping portion is capable of being held by a hand;
- and
- a blower for producing air flow through the air flow path and past the cartridge.
2 more elements
A portable humidifier comprising:
- a housing defining a liquid reservoir, an air inlet, an air outlet, and an air flow path therebetween;
- a liquid absorbent cartridge removably located in the housing in the air flow path and disposed to receive liquid from the reservoir, the cartridge including a front surface, a rear surface, a top surface, a bottom surface, and first and second side surfaces;
- a handle disposed on the cartridge, the handle including a channel portion extending over the entire top surface of the cartridge, the channel portion having opposite side portions and a top portion adjacent the top surface of the cartridge provided between the side portions, the two side portions adapted to be grippable by a thumb and fingers of a hand for gripping the handle for removing or inserting the cartridge in the housing;
- and
- a blower for producing air flow through the air flow path and past the cartridge.
2 more elements
Dependencies are inferred from the claim text.