US2632724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for bonding hollow plastic bodies
Assignee: L A GOODMAN Manufacturing Co
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Filing: 1948-01-10
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Granted: 1953-03-24
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Expires: 1968-01-10
Abstract
No abstract record available.
Inventors
- 👤 Edward B Lumbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:16
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/131; B29C66/20; B29C66/24; B29C66/242; B29C66/32; B29C66/328; B29C66/3282; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5346; B29C66/53461; B29C66/80; B29C66/81; B29C66/812; B29C66/8126; B29C66/81261; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81425; B29C66/81431; B29C66/818; B29C66/8187; B29C66/81871; B29C66/83; B29C66/832; B29C66/8322; B29C66/82; B29C66/824; B29C66/8242; B29L; B29L2031/00; B29L2031/712; B29L2031/7158
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A METHOD OF BONDING PREFORMED COMPONENT PARTS OF BULBOUS HOLLOW BODIES CONSTRUCTED OF THERMOPLASTIC SHEET MATERIAL WHICH COMPRISES DISPOSING THE EDGE PORTIONS OF SAID PARTS IN FACE TO FACE JUXTAPOSED POSITION, SUBJECTING THE EDGE PORTIONS ADJACENT THE BULBOUS SURFACE OF AT LEAST ONE OF SAID PREFORMED PARTS OT HEAT TO SOFTEN SAID PLASTIC MATERIAL AND PRESSURE TO LATERALLY DISPLACE SAID SOFTENED MATERIAL AND FORM A BEAD OF SAID MATERIAL AT THE JUNCTURE OF SAID EDGE PORTIONS WITHIN THE HOLLOW BODY, AND SUBJECTING THOSE EDGE PORTIONS REMOTE FROM THE BULBOUS SURFACE OF SAID PREFORMED PARTS AND ADJACENT SAID HEATED PORTION TO RELATIVELY LOWER PRESSURE AT RELATIVELY LOWER TEMPERATURE TO BLOCK LATERAL DISPLACEMENT OF SAID SOFTENED MATERIAL AWAY FROM THE BULBOUS PORTION OF SAID PREFORMED PARTS.
Claim 2
Independent Claim
124 words
A METHOD OF BONDING PREFORMED COMPONENT PARTS OF BULBOUS HOLLOW BODIES CONSTRUCTED OF THERMOPLASTIC SHEET MATERIAL WHICH COMPRISES DISPOSING THE EDGE PORTIONS OF SAID PARTS IN FACE TO FACE JUXTAPOSED POSITION, SUBJECTING THE EDGE PORTIONS ADJACENT THE BULBOUS SURFACE OF AT LEAST ONE OF SAID PREFORMED PARTS OT HEAT TO SOFTEN SAID PLASTIC MATERIAL AND PRESSURE TO LATERALLY DISPLACE SAID SOFTENED MATERIAL AND FORM A BEAD OF SAID MATERIAL AT THE JUNCTURE OF SAID EDGE PORTIONS WITHIN THE HOLLOW BODY, AND SUBJECTING THOSE EDGE PORTIONS REMOTE FROM THE BULBOUS SURFACE OF SAID PREFORMED PARTS AND ADJACENT SAID HEATED PORTION TO RELATIVELY LOWER PRESSURE AT RELATIVELY LOWER TEMPERATURE TO BLOCK LATERAL DISPLACEMENT OF SAID SOFTENED MATERIAL AWAY FROM THE BULBOUS PORTION OF SAID PREFORMED PARTS.
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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) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |