US3082956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic spraying or atomising heads for liquids or pulverulent solids
Assignee: Machines Electrostatiques SA
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Filing: 1959-11-19
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Granted: 1963-03-26
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Expires: 1979-11-19
Abstract
No abstract record available.
Inventors
- 👤 Point Marcel Auguste Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:12
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/025; B05B5/04; B05B5/0403; B05B5/0407; B05B3/00; B05B3/02; B05B3/10; B05B3/1064; D; D06; D06C; D06C23/00; D06C2700/00; D06C2700/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
AN ELECTROSTATIC ATOMISING AND SPRAYING DEVICE FOR COATING AN OBJECT WITH FINELY PULVERISED PARTICLES OF COATING MATERIAL SUCH AS PAINT, SAID DEVICE COMPRISING A ROTATABLE SPRAYING HEAD, MEANS FOR FEEDING THE COATING MATERIAL TO THE HEAD, MEANS FOR FEEDING A HIGH POTENTIAL TO SAID HEAD, AND A PLURALITY OF BLADES AT LEAST SOME OF WHICH ARE CONCENTRICALLY FIXED ON THE INTERNAL SURFACE OF SAID HEAD AND A FEED PASSAGE WHICH IS OFF-CENTRE WITH RESPECT TO THE AXIS OF ROTATION OF SAID HEAD FOR FEEDING THE MATERIAL TO BE SPRAYED TO SAID INTERNAL BLADES, AND THE POSITIONING AND ORIENTATION OF SAID BLADES BEING SUCH THAT THEY CREATE A FLOW OF SURROUNDING AIR OR GAS ALONG THE MEAN DIRECTION OF THE SPRAY OF PARTICLES FOR CONCENTRATING THEM ON THE OBJECT TO BE COVERED.
Claim 2
Dependent Claim
131 words
AN ELECTROSTATIC ATOMISING AND SPRAYING DEVICE FOR COATING AN OBJECT WITH FINELY PULVERISED PARTICLES OF COATING MATERIAL SUCH AS PAINT, SAID DEVICE COMPRISING A ROTATABLE SPRAYING HEAD, MEANS FOR FEEDING THE COATING MATERIAL TO THE HEAD, MEANS FOR FEEDING A HIGH POTENTIAL TO SAID HEAD, AND A PLURALITY OF BLADES AT LEAST SOME OF WHICH ARE CONCENTRICALLY FIXED ON THE INTERNAL SURFACE OF SAID HEAD AND A FEED PASSAGE WHICH IS OFF-CENTRE WITH RESPECT TO THE AXIS OF ROTATION OF SAID HEAD FOR FEEDING THE MATERIAL TO BE SPRAYED TO SAID INTERNAL BLADES, AND THE POSITIONING AND ORIENTATION OF SAID BLADES BEING SUCH THAT THEY CREATE A FLOW OF SURROUNDING AIR OR GAS ALONG THE MEAN DIRECTION OF THE SPRAY OF PARTICLES FOR CONCENTRATING THEM ON THE OBJECT TO BE COVERED.
References Cited (Backward Citations)
US1759629A
Cited
US1869384A
Cited
GB495199A
Cited
US2163474A
Cited
US2555271A
Cited
US2980337A
Cited
US2901178A
Cited
US2899136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |