Patent US3270116A successfully refreshed from Google Patents.
US3270116A
Expired / Lapsed
US
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Deburring method and apparatus
Assignee: Continental Can Co Inc
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Filing: 1963-04-30
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Granted: 1966-08-30
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Expires: 1983-04-30
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Ruekberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:03
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/72; B29C33/00; Y; Y10; Y10S; Y10S425/00; Y10S425/806
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A METHOD OF FINISHING A MOLDED PLASTIC ARTICLE COMPRISING REMOVING THE MOLD PARTING LINE BURR BY CONTACTING THE BURRED SURFACE OF THE PLASTIC ARTICLE WITH A HEATED ANVIL CONTOURED TO THE GENERAL CONFIGURATION OF SAID SURFACE VIBRATIMG THE ANVIL AGAINST SAID SURFACE, HEATING THE BURR TO A TEMPERATURE SUFFICIENT TO SOFTEN THE PLASTIC MATERIAL AND FUSING THE BURR AGAINST THE SURFACE OF THE PLASTIC ARTICLE.
Claim 2
Independent Claim
65 words
A METHOD OF FINISHING A MOLDED PLASTIC ARTICLE COMPRISING REMOVING THE MOLD PARTING LINE BURR BY CONTACTING THE BURRED SURFACE OF THE PLASTIC ARTICLE WITH A HEATED ANVIL CONTOURED TO THE GENERAL CONFIGURATION OF SAID SURFACE VIBRATIMG THE ANVIL AGAINST SAID SURFACE, HEATING THE BURR TO A TEMPERATURE SUFFICIENT TO SOFTEN THE PLASTIC MATERIAL AND FUSING THE BURR AGAINST THE SURFACE OF THE PLASTIC 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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |