Patent US3117341A successfully refreshed from Google Patents.
US3117341A
Expired / Lapsed
US
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Dip-coating method and apparatus
Assignee: Plastomeric Products Corp
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Filing: 1959-06-18
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Granted: 1964-01-14
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Expires: 1979-06-18
Abstract
No abstract record available.
Inventors
- 👤 William H Abildgaard
- 👤 Roy E Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:53
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/14; B29C33/00; B29C33/30; B29C33/305; B29C33/34; B29C33/36; B29L; B29L2031/00; B29L2031/48; B29L2031/4842; B29L2031/4864; Y; Y10; Y10S; Y10S425/00; Y10S425/20; Y10S425/201
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
218 words
IN A DIP-COATING APPARATUS, AN ENDLESS CONVEYOR INCLUDING A PLURALITY OF SUPPORT MEMBERS HAVING A CORRESPONDING PLURALITY OF HOLLOW THIN METAL MOLDS SUPPORTED THEREON HAVING THE CONFIGURATION OF A HAND, AN ENDLESS TRACK FOR GUIDING AND CONTROLLING SAID CONVERYOR, A PREHEATING STATION POSITIONED ALONG THE PATH OF SAID CONVEYOR FOR PRE-HEATING THE MOLDS AS THEY ARE CARRIED THERETHROUGH , A DIPPING STATION POSITIONED ALONG THE PATH OF SAID CONVEYOR AND IN WHICH THE MOLDS ARE IMMERSED IN A SOLUTION WITH THE MOLDS IN DEPENDING RELATION WITH THE FINGERS DIRECTED DOWNWARDLY, A HEATING STATION DISPOSE ALONG THE PATH OF SAID CONVEYOR, SAID HEATING STATION COMPRISING AN OVER DISPOSED AROUND SAID CONVERYOR AND PROVIDING A ZONE OF HOT GASEOUS HEATIN MEDIUM, SAID TRACK INCLUDING AN UPWARDLY EXTENDING ARCUATE PORTION DISPOSED SUBSTANTIALLY HALF OUTSIDE OF SAID OVEN AND SUBSTANTIALLY HALF INSIDE OF SAID OVEN AND INTERPOSED BETWEEN SAID DIPPING AND HEATING STATIONS FOR INVERTING SAID MOLDS TO AN UPRIGHT POSITION BY SWINGING THE SUPPORT MEMBER AND A MOLD THEREON THROUGH AN ARCUATE PATH INCLUDING AN ARCUATE PATH PORTION OUTSIDE SAID HEATING STATION AND AN ARCUATE PORTION INSIDE SAID HEATING STATION T CAUSE EVEN DISTRIBUTION OF MATERIAL OVER THE FINGERTIPS AND MOLD ENGAGING AND ROTATING ELEMENTS DISPOSED ALONG SAID RESPECTIVE ARCUATE PATH PORTIONS FOR ENGAGING AND ROTATING SAID MOLDS FURING SAID INVERSION.
Claim 2
Dependent Claim
218 words
IN A DIP-COATING APPARATUS, AN ENDLESS CONVEYOR INCLUDING A PLURALITY OF SUPPORT MEMBERS HAVING A CORRESPONDING PLURALITY OF HOLLOW THIN METAL MOLDS SUPPORTED THEREON HAVING THE CONFIGURATION OF A HAND, AN ENDLESS TRACK FOR GUIDING AND CONTROLLING SAID CONVERYOR, A PREHEATING STATION POSITIONED ALONG THE PATH OF SAID CONVEYOR FOR PRE-HEATING THE MOLDS AS THEY ARE CARRIED THERETHROUGH , A DIPPING STATION POSITIONED ALONG THE PATH OF SAID CONVEYOR AND IN WHICH THE MOLDS ARE IMMERSED IN A SOLUTION WITH THE MOLDS IN DEPENDING RELATION WITH THE FINGERS DIRECTED DOWNWARDLY, A HEATING STATION DISPOSE ALONG THE PATH OF SAID CONVEYOR, SAID HEATING STATION COMPRISING AN OVER DISPOSED AROUND SAID CONVERYOR AND PROVIDING A ZONE OF HOT GASEOUS HEATIN MEDIUM, SAID TRACK INCLUDING AN UPWARDLY EXTENDING ARCUATE PORTION DISPOSED SUBSTANTIALLY HALF OUTSIDE OF SAID OVEN AND SUBSTANTIALLY HALF INSIDE OF SAID OVEN AND INTERPOSED BETWEEN SAID DIPPING AND HEATING STATIONS FOR INVERTING SAID MOLDS TO AN UPRIGHT POSITION BY SWINGING THE SUPPORT MEMBER AND A MOLD THEREON THROUGH AN ARCUATE PATH INCLUDING AN ARCUATE PATH PORTION OUTSIDE SAID HEATING STATION AND AN ARCUATE PORTION INSIDE SAID HEATING STATION T CAUSE EVEN DISTRIBUTION OF MATERIAL OVER THE FINGERTIPS AND MOLD ENGAGING AND ROTATING ELEMENTS DISPOSED ALONG SAID RESPECTIVE ARCUATE PATH PORTIONS FOR ENGAGING AND ROTATING SAID MOLDS FURING SAID INVERSION.
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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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |