US2744033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for spray coating of articles
Assignee: Ransburg Corp
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Filing: 1951-11-28
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Granted: 1956-05-01
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Expires: 1971-11-28
Abstract
No abstract record available.
Inventors
- 👤 James W Juvinall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:03
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/08; B05B5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
THE METHOD OF COATING AN ELONGATED ARTICLE HAVING A CRITICAL AREA ALONG A MARGINAL EDGE BY MEANS OF ELECTROSTATIC DEPOSITION OF ATOMIZED COATING MATERIAL PARTICLES BY AN ELECTROSTATIC FIELD EXISTING BETWEEN THE ARTICLE AND AN ELECTRODE SPACED FROM THE ARTICLE WHICH COMPRISES MOVING THE ARTICLE, WITH THE MARGINAL EDGE LEADING, IN A PATH PASSING ADJACENT THE ELECTRODE, MOVING THE ELECTRODE GENERALLY PARALLEL TO SAID PATH AND IN THE DIRECTION OF MOVEMENT OF THE ARTICLE AS THE CRITICAL AREA BECOMES THE TERMINUS OF SAID FIELD TO COAT SAID AREA AND THEN CONTINUING THE MOVEMENT OF THE ARTICLE WITHOUT SO MOVING THE ELECTRODE TO COAT IMMEDIATELY FOLLOWING AREAS OF THE ARTICLE.
Claim 2
Independent Claim
109 words
THE METHOD OF COATING AN ELONGATED ARTICLE HAVING A CRITICAL AREA ALONG A MARGINAL EDGE BY MEANS OF ELECTROSTATIC DEPOSITION OF ATOMIZED COATING MATERIAL PARTICLES BY AN ELECTROSTATIC FIELD EXISTING BETWEEN THE ARTICLE AND AN ELECTRODE SPACED FROM THE ARTICLE WHICH COMPRISES MOVING THE ARTICLE, WITH THE MARGINAL EDGE LEADING, IN A PATH PASSING ADJACENT THE ELECTRODE, MOVING THE ELECTRODE GENERALLY PARALLEL TO SAID PATH AND IN THE DIRECTION OF MOVEMENT OF THE ARTICLE AS THE CRITICAL AREA BECOMES THE TERMINUS OF SAID FIELD TO COAT SAID AREA AND THEN CONTINUING THE MOVEMENT OF THE ARTICLE WITHOUT SO MOVING THE ELECTRODE TO COAT IMMEDIATELY FOLLOWING AREAS OF THE ARTICLE.
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) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |