Method for cleaning resilient webs
Abstract
Abstract A METHOD AND APPARATUS FOR CLEANING MECHANICALLY BONDED CONTAMINANTS FROM A RESILIENT WEB IN A FLUID MEDIUM WHEREIN LONGITUDINAL VIBRATIONS OF LARGE DISPLACEMENT AMPLITUDE ARE RADIATED FROM THE OUTPUT RADIATOR OF A GENERATOR MEANS TO PRODUCE PERIODIC PERTURBATIONS OF LARGE DISPLACEMENT AMPLITUDE IN THE FLUID MEDIUM. SAID OUTPUT RADIATOR IS POSITIONED ADJACENT SAID WEB AND REFLECTING MEANS IS DISPOSABLE IN FACING RELATION WITH SAID OUTPUT RADIATOR, WITH SAID WEB THEREBETWEEN, FOR REFLECTING SAID VIBRATIONS BACK INTO SAID FLUID MEDIUM, SAID RE: FLECTING MEANS AND OUTPUT RADIATOR BEING SPACED A DISTANCE APART SUCH THAT THE REFLECTED VIBRATIONS ARE SUBSTANTIALLY IN PHASE WITH THE VIBRATIONS RADIATED INTO SAID FLUID MEDIUM BY SAID GENERATING MEANS OUTPUT RADIATOR.
Inventors
- 👤 S Blustain
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) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |