US3200433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power nozzle and rug scrubber
Assignee: Electrolux Corp
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Filing: 1963-06-26
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Granted: 1965-08-17
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Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 David F Downey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:01
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/02; A47L9/04; A47L9/0405; A47L9/0411; A47L11/00; A47L11/29; A47L11/30; A47L11/40; A47L11/4036; A47L11/4041; A47L11/4063; A47L11/4069; A47L11/408; A47L11/4083; A47L11/4094
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
159 words
IN A NOZZLE BODY HAVING A SUCTION INLET OPENING FORMED IN THE BOTTOM THEREOF WITHIN WHICH AN ELONGATED CYLINDRICAL BRUSH, WHICH INCLUDES BRISTLES EXTENDING OUTWARDLY THROUGH THE SUCTION INLET OPENING FOR CONTACTING A SURFACE TO BE CLEANED, IS MOUNTED FOR ROTATION ABOUT A HORIZONTAL AXIS BY A MOTOR MOUNTED ON THE NOZZLE BODY, AND A HOLLOW WAND HAVING AN OPEN TOP END AND A BOTTOM END WHICH IS COUPLED TO THE NOZZLE BODY AND COMMUNICATES WITH THE SUCTION INLET OPENING, SAID WAND SERVING AS A CONDUIT FOR CONVEYING DIRT-LADEN AIR TO A VACUUM CLEANER TANK UNIT THROUGH A SUCTION HOSE WHEN THE SUCTION HOSE IS COUPLED BETWEEN THE WAND''S TOP END AND THE TANK UNIT SO THAT THE SURFACE MAY BE CLEANED BY THE SIMULTANEOUS EFFECTS OF BRUSH AGITATION AND APPLED SUCTION, THE IMPROVEMENT WHEREIN SAID NOZZLE BODY INCLUDING ITS MOTOR-ROTATED BRUSH AND WAND MAY BE USED FOR SHAMPOOING A RUG BY BRUSHING A LIQUID DETERGENT ONTO THE RUG
References Cited (Backward Citations)
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US2333829A
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |