US3204281A
Expired / Lapsed
US
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Brushing and beating device for vacuum cleaners
Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1962-04-04
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Granted: 1965-09-07
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Expires: 1982-04-04
Abstract
No abstract record available.
Inventors
- 👤 Lamken Walter
- 👤 Koschig Albert
- 👤 Kaspar Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:13
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4041; A47L11/02; A47L11/20; A47L11/202; A47L11/4052; A47L11/4055; A47L11/4063; A47L11/4069; A47L5/00; A47L5/12; A47L5/22; A47L5/28; A47L5/30; A47L9/00; A47L9/02; A47L9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A VACUUM CLEANER DEVICE OF THE TUPE HAVING A FRAME DEFINING A SUCTION INLET, SAID DEVICE COMPRISING, IN COMBINATION: (A) OSCILLATORY ROLLER MEANS INCLUDING A CLEANING ROLLER; AND (B) MEANS FOR MOUNTING SAID ROLLER ADJACENT SAID INLET FOR ROTATIONAL AND OSCILLATIONAL MOVEMENT WITH RESPECT TO SAID FRAME AND INCLUDING OSCILLATING LEVER MEANS MOUNTED AT ONE RESPECTIVE END TO THE FRAME FOR PERMITTING OSCILLATION OF THE ROLLER, BEARING BLOCKS MOUNTED ON SAID FRAME, MOUNTING SLOTS PROVIDED IN SAID BLOCKS, THE ONE RESPECTIVE ENDS OF SAID OSCILLATING LEVER MEANS BEING BENT AT ANGLES TO THE LENGTH THEREOF AND BEING DISPOSED IN SAID SLOTS, AND RUBBER DISPOSED IN SAID SLOTS AND RESILIENTLY HOLDING SAID BENT ENDS IN PLACE.
Claim 2
Dependent Claim
115 words
A VACUUM CLEANER DEVICE OF THE TUPE HAVING A FRAME DEFINING A SUCTION INLET, SAID DEVICE COMPRISING, IN COMBINATION: (A) OSCILLATORY ROLLER MEANS INCLUDING A CLEANING ROLLER; AND (B) MEANS FOR MOUNTING SAID ROLLER ADJACENT SAID INLET FOR ROTATIONAL AND OSCILLATIONAL MOVEMENT WITH RESPECT TO SAID FRAME AND INCLUDING OSCILLATING LEVER MEANS MOUNTED AT ONE RESPECTIVE END TO THE FRAME FOR PERMITTING OSCILLATION OF THE ROLLER, BEARING BLOCKS MOUNTED ON SAID FRAME, MOUNTING SLOTS PROVIDED IN SAID BLOCKS, THE ONE RESPECTIVE ENDS OF SAID OSCILLATING LEVER MEANS BEING BENT AT ANGLES TO THE LENGTH THEREOF AND BEING DISPOSED IN SAID SLOTS, AND RUBBER DISPOSED IN SAID SLOTS AND RESILIENTLY HOLDING SAID BENT ENDS IN PLACE.
References Cited (Backward Citations)
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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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |