US4117045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidifier with removable water receptacle
Assignee: Bemis Manufacturing Co
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Filing: 1976-09-23
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Granted: 1978-09-26
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Expires: 1996-09-23
Abstract
Abstract A humidifier having an outer housing with a top opening covered with a removable top member. A power chassis and a rotatable drum having a web of water absorbent material about its circumference are mounted within the housing and are each removable through the top opening. A removable water container is located within the housing below the drum. The container is readily cleaned or replaced by lifting it out of the housing through the top opening.
Inventors
- 👤 Fred G. Henke
- 👤 Carl R. Spoeth, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:36
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/02; F24F6/06
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
148 words
A humidifier having an outer housing enclosing a removable power chassis and a removable rotating open-ended drum having a ribbed periphery covered by a peripheral water absorbent material said power chassis containing a power source connected to a fan by drive means, said drum located adjacent said fan whereby air is directed by the fan into said drum and out the periphery thereof through said absorbent material, said housing including interior projection means extending inwardly and a (removable) water reservoir removable from said housing and supported thereby having upstanding sidewalls defining a top opening dimensioned for insertion of a portion of said drum, said sidewalls being indented to cooperatingly engage the projection means for locating the reservoir at a secure predetermined position within the housing beneath said drum, and said sidewalls further including lifting means for removing said reservoir through an opening at the top of said housing.
Claim 2
Dependent Claim
148 words
A humidifier having an outer housing enclosing a removable power chassis and a removable rotating open-ended drum having a ribbed periphery covered by a peripheral water absorbent material said power chassis containing a power source connected to a fan by drive means, said drum located adjacent said fan whereby air is directed by the fan into said drum and out the periphery thereof through said absorbent material, said housing including interior projection means extending inwardly and a (removable) water reservoir removable from said housing and supported thereby having upstanding sidewalls defining a top opening dimensioned for insertion of a portion of said drum, said sidewalls being indented to cooperatingly engage the projection means for locating the reservoir at a secure predetermined position within the housing beneath said drum, and said sidewalls further including lifting means for removing said reservoir through an opening at the top of said housing.
Claim 3
Dependent Claim
35 words
The humidifier of claim 1 wherein said reservoir includes visual water level indicating means comprising at least one shelf member extending inwardly from a predetermined upper portion of said upstanding sidewalls adjacent said top opening.
Claim 4
Dependent Claim
23 words
The humidifier of claim 2 wherein said reservoir includes a concave reservoir bottom adapted to fit a corresponding concave bottom in said housing.
Claim 5
Dependent Claim
15 words
The humidifier of claim 1 wherein said reservoir includes handles attached to opposing sidewalls thereof.
Claim 6
Dependent Claim
21 words
The humidifier of claim 1 wherein the sidewalls of said reservoir includes top edge extensions dimensioned to abut against the housing.
Claim 7
Dependent Claim
13 words
The humidifier of claim 1 wherein the housing projection means comprises locater blocks.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-09-25 | 1982-03-27 | 1982-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-09-25 | 1986-03-27 | 1986-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-09-25 | 1990-03-27 | 1990-09-26 | $7700.00 | Window Closed / Lapsed |