Wet or dry shop vacuum cleaner
Abstract
Abstract THE PRESENT VACUUM CLEANER, WHICH IS OF THE INDUSTRIAL TYPE AND IS ADAPTED EITHER FOR WET OR DRY PICK-UP, COMPRISES A CONTAINER ADAPTED TO HOLD THE LIQUID OR DRY MATERIAL PICKED UP BY THE CLEANER AND A COVER WHICH FITS OVER THE CONTAINER AND PROVIDES A HOUSING FOR THE MOTORBLOWER ASSEMBLY AND THE FILTER ASSEMBLY. A DUMP VALVE IS PROVIDED FOR REMOVAL OF THE LIQUID FROM THE CONTAINER. THE FILTER ASSEMBLY INCLUDES A COMMON FURNACE TYPE FILTER THAT IS SUSPENDED FROM AN ADJUSTABLE FILTER RAIL INSIDE THE COVER AND WHICH EASILY CAN BE REMOVED THROUGH A FRONTAL OPENING PROVIDED IN THE COVER. A NOVEL REMOVABLE DOOR CLOSURE ARRANGEMENT AND CONSTRUCTION DISPOSED OVER THE FRONTAL OPENING PROVIDES AN AIRTIGHT SEAL WITH THE COVER AND FACILITATES REMOVAL OF THE FILTER WHEN IT BECOMES CLOGGED OR WHEN IT IS NECESSARY TO REMOVE THE FILTER DURING OPERATION OF THE CLEANER FOR WET PICK-UP. THE MOTOR-BLOWER UNIT RESILIENTLY IS MOUNTED ON A SUPPORT BRACKET CONSTRUCTED AND ARRANGED TO FACILITATE ASSEMBLY OF THE UNIT IN THE CLEANER.
Inventors
- 👤 Edmund C Dudek
- 👤 Richard M Fegan
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) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |