Portable power operated window washer
Abstract
Abstract A PORTABLE SELF-CONTAINED POWER OPERATED WINDOW WASHER CHARACTERIZED BY THE ABSENCE OF AUXILIARY CONTAINERS FOR CLEAN OR USED CLEANING FLUID AND HOSE CONNECTIONS THEREFOR, COMPRISING A HOUSING HAVING TWO PARTS DETACHABLY CONNECTED TOGETHER, ONE PART HOLDING FLUID ABSORBENT MATERIAL AND THE OTHER SUCTION PRODUCING MEANS, THE PARTS BEING SEPARABLE TO PERMIT THE ABSORBENT MATERIAL TO BE REMOVED, RINSED, SQUEEZED AND REINSERTED IN THE HOUSING. THE HOUSING PART WHICH CONTAINS THE ABSORBENT MATERIAL INCLUDES A NOZZLE HAVING A SQUEEZE BLADE FOR CONTACTING A WETTED SURFACE TO BE CLEANED, AN ELONGATED MOUTH ADJACENT THE BLADE THROUGH WHICH FLUID IS DRAWN BY SUCTION FROM SAID SURFACE INTO THE ABSORBENT MATERIAL AND MEANS FOR PREVENTING BUILD-UP OF FOAM ON THE NOZZLE.
Inventors
- 👤 Gus W Wallin
- 👤 James H Hahn
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |