US4817646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for cleaning mini blinds
Assignee: Individual
•
Filing: 1987-07-31
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Granted: 1989-04-04
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Expires: 2007-07-31
Abstract
Abstract A method and apparatus for cleaning blinds which have a plurality of parallel, spaced slats where the method comprises the steps of (1) drawing the slats of the blind together, (2) immersing the blind in a container of liquid detergent, (3) rinsing the drawn blind with a rinsing liquid and (4) blowing the blind with a gas until it is substantially dry. The apparatus comprises a container containing a liquid detergent and capable of receiving the blind, a rinsing means for propelling rinsing liquid over the blind and drying means for blowing a gas over and through the blind until it is substantially dry.
Inventors
- 👤 Milo Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:51
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/006
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
87 words
In connection with a window blind having a plurality of parallel, spaced slats, a method of cleaning at least a portion of the blind, comprising the following steps: drawing the slats of the blind together so that the slats are substantially stacked one on top of the other; immersing at least the portion of the drawn blind to be cleaned in a container of liquid detergent; rinsing the drawn blind with a rinsing liquid; and, blowing the drawn blind with a gas until it is substantially dry.
Claim 2
Dependent Claim
87 words
In connection with a window blind having a plurality of parallel, spaced slats, a method of cleaning at least a portion of the blind, comprising the following steps: drawing the slats of the blind together so that the slats are substantially stacked one on top of the other; immersing at least the portion of the drawn blind to be cleaned in a container of liquid detergent; rinsing the drawn blind with a rinsing liquid; and, blowing the drawn blind with a gas until it is substantially dry.
Claim 3
Dependent Claim
19 words
The method in accordance with claim 1 further comprising the step of circulating the liquid detergent within the container.
Claim 4
Dependent Claim
19 words
The method in accordance with claim 2 further comprising the step of heating the liquid detergent in the container.
Claim 5
Dependent Claim
66 words
The method in accordance with claim 3 further comprising, after the step of rinsing the drawn blind and before the step of blowing the blind with a gas, the step of immersing at least the portion of the blind to be cleaned in a second container which contains a liquid which at least coats the immersed portion of the drawn blind and leaves a sheen thereon.
Claim 6
Dependent Claim
39 words
The method in accordance with claim 4 in which the step of blowing the blind with a gas until the blind is substantially dry comprises directing compressed air at least over the portions of the blind to be cleaned.
Claim 7
Dependent Claim
16 words
The method in accordance with claim 5 in which the rinsing liquid is the liquid detergent.
Claim 8
Dependent Claim
111 words
In connection with a window blind having a plurality of parallel, spaced slats, an apparatus for cleaning at least a portion of the blind, comprising: a container containing a liquid detergent and capable of receiving at least the portion of the blind to be cleaned while the slats of the blind are drawn together; a rinsing means for propelling a rinsing liquid over at least the portion of the blind to be cleaned; a drying means for blowing at least the portion of the blind to be cleaned with a gas while the slats of the blind are drawn together; and, a means for circulating the liquid detergent in the container.
Claim 9
Dependent Claim
111 words
In connection with a window blind having a plurality of parallel, spaced slats, an apparatus for cleaning at least a portion of the blind, comprising: a container containing a liquid detergent and capable of receiving at least the portion of the blind to be cleaned while the slats of the blind are drawn together; a rinsing means for propelling a rinsing liquid over at least the portion of the blind to be cleaned; a drying means for blowing at least the portion of the blind to be cleaned with a gas while the slats of the blind are drawn together; and, a means for circulating the liquid detergent in the container.
Claim 10
Dependent Claim
19 words
The apparatus in accordance with claim 7 further comprising a means for heating the liquid detergent in the container.
Claim 11
Dependent Claim
33 words
The apparatus in accordance with claim 8 in which the drying means further comprises a compressed air means for directing compressed air over at least the portion of the blind to be cleaned
References Cited (Backward Citations)
US2682676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-04-03 | 1992-10-03 | 1993-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-04-03 | 1996-10-03 | 1997-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-04-03 | 2000-10-03 | 2001-04-04 | $7700.00 | Window Closed / Lapsed |