US3123952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reconditioning nozzles pri-
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:58
CPC Classifications
B; B27; B27L; B27L1/00; B27L1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF RESTORING THE EFFICIENCY OF AN ERODED NOZZLE USED FOR PROJECTING JETS OF HIGH PRESSURE WATER, SAID NOZZLE BEING CHARACTERIZED BY THE EMPLOYMENT OF TWO ABUTTED METALLIC NOZZLE BLOCKS LYING IN THE SAME PLANE AND TOGETHER PROVIDING AN ELONGATED STRAIGHT NARROW JETDISCHARGING APERTURE EXTENDING BETWEEN THE ABUTTED SURFACES OF THE BLOCKS; SAID METHOD CONSISTING OF FIRST SEPARATING THE BLOCKS FROM THE NOZZLE BODY AND THEN GRINDING ALL THE DIRECTLY CONTACTING SURFACES OF BOTH THE BLOCKS AND GRINDING THE SURFACES FORMING SAID ELONGATED APERTURE, THE GRINDING BEING CONTINUED UNTIL AT THE CONCLUSION OF OPERATIONS, THE APERTURE IS A STRAIGHT OPENING WHICH AT ITS NARROWEST POINT IS ABOUT 1/25 IN WIDE THROUGHOUT ITS LENGTH.
Claim 2
Independent Claim
114 words
A METHOD OF RESTORING THE EFFICIENCY OF AN ERODED NOZZLE USED FOR PROJECTING JETS OF HIGH PRESSURE WATER, SAID NOZZLE BEING CHARACTERIZED BY THE EMPLOYMENT OF TWO ABUTTED METALLIC NOZZLE BLOCKS LYING IN THE SAME PLANE AND TOGETHER PROVIDING AN ELONGATED STRAIGHT NARROW JETDISCHARGING APERTURE EXTENDING BETWEEN THE ABUTTED SURFACES OF THE BLOCKS; SAID METHOD CONSISTING OF FIRST SEPARATING THE BLOCKS FROM THE NOZZLE BODY AND THEN GRINDING ALL THE DIRECTLY CONTACTING SURFACES OF BOTH THE BLOCKS AND GRINDING THE SURFACES FORMING SAID ELONGATED APERTURE, THE GRINDING BEING CONTINUED UNTIL AT THE CONCLUSION OF OPERATIONS, THE APERTURE IS A STRAIGHT OPENING WHICH AT ITS NARROWEST POINT IS ABOUT 1/25 IN WIDE THROUGHOUT ITS LENGTH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |