Central vacuum cleaner with remote control
Abstract
Abstract A VACUUM CLEANER HOSE TO BE SELECTIVELY CONNECTED TO SEPARATELY LOCATED OUTLETS CONNECTED IN PARALLEL BY CONDUITS TO A DUST COLLECTION CONTAINER. A BLOWER IS MOUNTED IN THE CONTAINER FOR CREATING A VACUUM WHICH IS DISTRIBUTED ALONG THE CONDUIT AND THE HOSE SO THAT CLEANER ACTION CAN BE EFFECTED AT THE OUTER HOSE END. THE BLOWER IN THE COLLECTION CONTAINER IS MOTOR DRIVEN AND A RADIO CONTROLLED SWITCH CAUSES THE MOTOR TO BE TURNED ON AND OFF FROM A REMOTE LOCATION, WHERE THE OPERATOR IS LOCATED. THE OPERATOR CARRIES A SMALL RADIO TRANSMITTER FOR TRANSMITTING A COMMAND SIGNAL TO A RECEIVER LOCATED IN THE COMPARTMENT AND THE RECEIVER CAUSES ACTUATION OF THE RADIO CONTROLLED SWITCH.
Inventors
- 👤 Perry W Sparrow
Bibliographic Details
Claims Analysis
Total Claims: 0References 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) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |