Portable toilet
Abstract
Abstract A SELF-CONTAINED PORTABLE SANITATION UNIT FORMED IN TWO SECTIONS. THE TOP SECTION INCLUDES A SEAT, SEAT COVER AND BOWL WHICH HAS A HOLLOW WALL STRUCTURE SERVING AS A WATER STORAGE COMPARTMENT FOR FLUSHING PURPOSES. THE BOTTOM SECTION IS THE HOLDING TANK. IN USE, THE TWO SECTIONS ARE HELD TOGETHER BY CLAMPS. A FLUSHING PLUNGER IS PROVIDED AT THE REAR OF THE TOP SECTION FOR FLUSHING THE UNIT. THE HOLDING-TANK SECTION IS SEALED FROM THE ENVIRONMENT BY A NORMALLY CLOSED SLIDE VALVE ELEMENT IN THE PASSAGEWAY THAT PROVIDE COMMUNICATION WITH THE TOP SECTION. THE SLIDE VALVE ELEMENT IS OPENED FOR FLUSHING PURPOSES BY DEPRESSING A FOOT PEDAL LOCATED AT THE FRONT SIDE OF THE UNIT. FOR TANK EVACUATION, THE TOP SECTION IS REMOVED BY RELEASING THE CLAMPS AND THE HOLDING TANK CAN BE CARRIED LIKE A SUITCASE BY MEANS OF AN INTEGRAL HANDLE ON ONE SIDE ANDIS EVACUATED BY EMPTYING INTO A NEARBY PERMANENT TOILET FACILITY.
Inventors
- 👤 Ronald J Sargent
- 👤 Charles L Sargent
- 👤 Frank T Sargent
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 |