US3577292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for joining thermoplastic members by sonic or ultrasonic energy
Assignee: Branson Ultrasonics Corp
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Filing: 1969-03-07
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Granted: 1971-05-04
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Expires: 1989-03-07
Abstract
Abstract JUXTAPOSED THERMOPLASTIC MEMBERS ABUTTING ALONG A COMMON INTERFACE SURFACE ARE JOINED BY CONTACTING BOTH MEMBERS WITH A SONICALLY OR ULTRASONICALLY VIBRATING HORN HAVING TOOTHLIKE PROTUSUION AT ITS OUTPOUT END. THE PROTRUSIONS ARE CAUSED TO PENETRATE THROUGHT THE SURFACE OF EACH MEMBER AND RESPONSIVE TO THE DISSIPATION OF ENERGY, CAUSE SOFTENED MATERIAL WHICH IS URGED TO FLOW ACROSS THE INTERFACE SURFACE TO PROVIDE, UPON HARDENING, A JOINT.
Inventors
- 👤 Edward G Obeda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:15
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/84; B29C66/861; B29C65/00; B29C65/02; B29C65/08; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29C66/116; B29C66/1162; B29C66/20; B29C66/22; B29C66/225; B29C66/40; B29C66/41; B29C66/43; B29C66/434; B29C66/4342; B29C66/43421; B29C66/50; B29C66/51; B29C66/52; B29C66/524; B29C66/5243; B29C66/52431; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/81; B29C66/814; B29C66/8141; B29C66/81433; B29C66/816; B29C66/8167; B29C66/83; B29C66/832; B29C66/8322; B29C66/90; B29C66/95; B29C66/951; B29C66/9512; B29C66/9513; B29L; B29L2012/00
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-03 | 1974-11-02 | 1975-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-03 | 1978-11-02 | 1979-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-03 | 1982-11-02 | 1983-05-04 | $7700.00 | Window Closed / Lapsed |