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US3979485A Expired / Lapsed US ⏱️ 0.0 years remaining

Portable humidifier

Assignee: Toastmaster Inc
•
Filing: 1975-02-21
•
Granted: 1976-09-07
•
Expires: 1995-02-21
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Abstract

Abstract A portable humidifier having readily separable water container and decorative case components, where the container is caster supported for easy mobility and where the case has side walls defining an open bottom interior larger than the container suited to fit vertically over the container thereby virtually hiding same and then be removably supported in place thereon, optionally even with no mechanism latch connection thereto, and humidifying mechanism supported by the case operable to vaporize container water for discharge to the ambient atmosphere.

Inventors

  • 👤 Kip J. Hoag

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 17:24
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/02; F24F6/04

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 269 words
A portable humidifier, in combination comprising a water container, case, and humidifying mechanism; said container being watertight and having a bottom wall and upstanding side walls and having means on the bottom wall adapted to rest on a supporting surface; said case having downwardly extended side walls defining an open bottom interior larger than the container and thereby being adapted to be vertically lowered to telescoping relation with the container for virtually hiding same or to be vertically lifted from the container, cooperating ledge means between the container and case operable for supporting the case on the container in the telescoped relation whereat the lower edges of the case side walls are disposed closely adjacent but spaced above the supporting surface, said ledge means including inwardly formed projections from the case side walls at intermediate locations spaced from the lower edges thereof which projections are adapted to overlie and butt against the top edge of the container side walls, said case further having spaced apart inlet and outlet openings communicating with the interior; and the humidifying mechanism being supported by the case and having fan means for moving air successively through the inlet and outlet openings and further having means exposed to the moving air between the inlet and outlet openings and having means extending into the water in the container wetting the air exposed means, and whereby said case is supported on the container and said humidifying mechanism is supported by the case and further whereby the case and the humidifying mechanism supported thereon can be readily separated from the container merely by lifting said case vertically from
Claim 2
Dependent Claim 269 words
A portable humidifier, in combination comprising a water container, case, and humidifying mechanism; said container being watertight and having a bottom wall and upstanding side walls and having means on the bottom wall adapted to rest on a supporting surface; said case having downwardly extended side walls defining an open bottom interior larger than the container and thereby being adapted to be vertically lowered to telescoping relation with the container for virtually hiding same or to be vertically lifted from the container, cooperating ledge means between the container and case operable for supporting the case on the container in the telescoped relation whereat the lower edges of the case side walls are disposed closely adjacent but spaced above the supporting surface, said ledge means including inwardly formed projections from the case side walls at intermediate locations spaced from the lower edges thereof which projections are adapted to overlie and butt against the top edge of the container side walls, said case further having spaced apart inlet and outlet openings communicating with the interior; and the humidifying mechanism being supported by the case and having fan means for moving air successively through the inlet and outlet openings and further having means exposed to the moving air between the inlet and outlet openings and having means extending into the water in the container wetting the air exposed means, and whereby said case is supported on the container and said humidifying mechanism is supported by the case and further whereby the case and the humidifying mechanism supported thereon can be readily separated from the container merely by lifting said case vertically from
Claim 3
Dependent Claim 24 words
A portable humidifier according to claim 1, wherein said case further has a hand opening provided therein to assist the operator in removing the
Claim 4
Dependent Claim 12 words
A portable humidifier according to claim 1, wherein said case has a
Claim 5
Dependent Claim 29 words
A portable humidifier according to claim 1, wherein said humidifying mechanism is carried solely by the case and is virtually free of any connection with or to the container.

References Cited (Backward Citations)

US1984135A Cited
US2584618A Cited
US3290021A Cited
US3348821A Cited
US3628312A Cited
US3610589A Cited
US3598370A Cited
US3615075A Cited
US3588212A Cited
US3637194A Cited
US3730497A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1979-09-07 1980-03-08 1980-09-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1983-09-07 1984-03-08 1984-09-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1987-09-07 1988-03-08 1988-09-07 $7700.00 Window Closed / Lapsed

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