US3244574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spin welding apparatus for joining plastic workpieces
Assignee: Bopp Decker Plastics Inc
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Filing: 1961-05-05
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Granted: 1966-04-05
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Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 Decker Judson
- 👤 Gerald D Gilmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:05
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/06; B29C65/0672; B29C66/00; B29C66/001; B29C66/01; B29C66/05; B29C66/10; B29C66/12; B29C66/122; B29C66/1222; B29C66/1226; B29C66/50; B29C66/51; B29C66/54; B29C66/545; B29C66/63; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81431; B29C66/816; B29C66/8161; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; B29C65/0609; B29C65/069; B29L; B29L2024/00; B29L2031/00; B29L2031/712; B29L2031/7132; Y; Y10; Y10S; Y10S220/00; Y10S220/31
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
117 words
SPIN WELDING APPARATUS FOR VACUUM WARE PLASTIC ARTICLES HAVING COMPLEMENTAL BODY PORTIONS FORMED WITH ANNULAR MATING SURFACES COMPRISING A FIRST SUPPORT ADAPTED TO RECEIVE AND TO HOLD ONE OF SAID BODY PORTIONS, A SECOND SUPPORT ADAPTED TO RECEIVE AND TO HOLD THE OTHER OF SAID BODY PORTIONS NORMALLY POSITIONED TO HOLD SAID BODY PORTIONS APART AND SLIDABLY MOVABLE TO JOIN SAID BODY PORTIONS AT SAID MATING SURFACES, A MOUNTING PLATE ON SAID SECOND SUPPORT AND YIELDABLY MOVABLE RELATIVE THERETO IN THE DIRECTION OF SAID SLIDING MOVEMENT, ANNULAR CLOSURE MEANS ON SAID MOUNTING PLATE AND AROUND SAID SECOND SUPPORT ENGAGEABLE BY SAID SLIDING MOVEMENT WITH SAID FIRST SUPPORT BEFORE THE MATING SURFACES OF SAID BODY PORTIONS ARE JOINED,
References Cited (Backward Citations)
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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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |