US4941270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ozone dryer
Assignee: Geonate Holdings Inc
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Filing: 1989-02-08
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Granted: 1990-07-17
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Expires: 2009-02-08
Abstract
Abstract A domestic clothes dryer having ozone disinfectant features. The clothes dryer includes a rearwardly exposed air inlet providing a flow path for air to be drawn into and circulated interiorly of the dryer, and the air intake in turn includes an access region which is fitted with an ozone producing corona grid member positioned in the flow path so that the air is ozone charged prior to being circulated within the dryer.
Inventors
- 👤 G. E. Bud Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:57
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/203
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
166 words
A domestic clothes dryer having a rearwardly exposed air intake providing a flow path for air to be circulated interiorly of said dryer, said air intake having an access region fitted with an ozone producing corona grid member positioned in said flow path so that the air is ozone charged prior to being circulated within said dryer, said corona grid member having a modular construction and being removably secured in said air intake for servicing thereof, said modular construction comprising a frame portion with an electrical grid secured in said frame portion, said electrical grid presenting a fixed position electrical contact extending out of said frame portion, said access region of said air intake comprising a door openable at said air intake, said door being provided with guide means for receiving said frame portion and said air intake including a contact closure positioned to receive said electrical contact of said electrical grid upon closing of said door with said frame portion fitted in said guide means.
Claim 2
Dependent Claim
166 words
A domestic clothes dryer having a rearwardly exposed air intake providing a flow path for air to be circulated interiorly of said dryer, said air intake having an access region fitted with an ozone producing corona grid member positioned in said flow path so that the air is ozone charged prior to being circulated within said dryer, said corona grid member having a modular construction and being removably secured in said air intake for servicing thereof, said modular construction comprising a frame portion with an electrical grid secured in said frame portion, said electrical grid presenting a fixed position electrical contact extending out of said frame portion, said access region of said air intake comprising a door openable at said air intake, said door being provided with guide means for receiving said frame portion and said air intake including a contact closure positioned to receive said electrical contact of said electrical grid upon closing of said door with said frame portion fitted in said guide means.
Claim 3
Dependent Claim
27 words
A domestic clothes dryer as claimed in claim 1, wherein said guide means comprises a pair of guide tracks, said frame being slideable into said guide tracks.
Claim 4
Dependent Claim
52 words
A domestic clothes dryer as claimed in claim 1, wherein said door is hingedly secured to said air intake, said door when hinging closed with said frame portion fitted in said guide means moving said electrical contact to driver over an extended contact area against said contact closure of said air intake.
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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) | 1993-07-16 | 1994-01-15 | 1994-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-07-16 | 1998-01-15 | 1998-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-07-16 | 2002-01-15 | 2002-07-17 | $7700.00 | Window Closed / Lapsed |