US3233831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic spraying apparatus having vortex atomizing construction
Assignee: Machines Electrostatiques SA
•
Filing: 1963-06-04
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Granted: 1966-02-08
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Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Fraser Reginald Percy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:49
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/025; B05B5/03; B05B7/00; B05B7/02; B05B7/10; B05B7/06; B05B7/062; B05B7/066; B05B7/067
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
ELECTROSTATIC SPRAYING APPARATUS, COMPRISING A SUPPLY OF COATING MATERIAL, FIRST NOZZLE MEANS COMMUNICATING WITH SAID SUPPLY FOR DISCHARGING PARTICLES OF SAID MATERIAL ALONG A FIRST PATH, SAID FIRST NOZZLE MEANS INCLUDING MEANS FOR DIRECTING THE INDIVIDUAL PARTICLES OF SAID MATERIAL IN SUBSTANTIALLY LINEAR DIRECTIONS ALONG SAID FIRST PATH, MEANS FOR ELECTROSTATICALLY CHARGING SAID MATERIAL PRIOR TO ITS DISCHARGE FROM SAID FIRST NOZZLE MEANS, A SOURCE OF FLUID UNDER PRESSURE, AND SECOND NOZZLE MEANS CONNECTED TO SAID SOURCE FOR PRODUCING A VORTEX OF SAID FLUID AND FOR DISCHARGING SAID VORTEX ALONG A SECOND PATH INTERSECTING SAID FIRST PATH, SAID FIRST NOZZLE MEANS DISCHARGING THE LINEARLY MOVING PARTICLES OF MATERIAL INTO SAID VORTEX TO THEREBY ATOMIZE SAID MATERIAL.
Claim 2
Dependent Claim
116 words
ELECTROSTATIC SPRAYING APPARATUS, COMPRISING A SUPPLY OF COATING MATERIAL, FIRST NOZZLE MEANS COMMUNICATING WITH SAID SUPPLY FOR DISCHARGING PARTICLES OF SAID MATERIAL ALONG A FIRST PATH, SAID FIRST NOZZLE MEANS INCLUDING MEANS FOR DIRECTING THE INDIVIDUAL PARTICLES OF SAID MATERIAL IN SUBSTANTIALLY LINEAR DIRECTIONS ALONG SAID FIRST PATH, MEANS FOR ELECTROSTATICALLY CHARGING SAID MATERIAL PRIOR TO ITS DISCHARGE FROM SAID FIRST NOZZLE MEANS, A SOURCE OF FLUID UNDER PRESSURE, AND SECOND NOZZLE MEANS CONNECTED TO SAID SOURCE FOR PRODUCING A VORTEX OF SAID FLUID AND FOR DISCHARGING SAID VORTEX ALONG A SECOND PATH INTERSECTING SAID FIRST PATH, SAID FIRST NOZZLE MEANS DISCHARGING THE LINEARLY MOVING PARTICLES OF MATERIAL INTO SAID VORTEX TO THEREBY ATOMIZE SAID MATERIAL.
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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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |