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US3588618A
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Unsoldering method and apparatus using heat-recoverable materials
Assignee: Raychem Corp
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Filing: 1970-03-02
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Granted: 1971-06-28
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Expires: 1990-03-02
Abstract
Abstract HEAT-RECOVERABLE MATERIAL SUCH AS TINI IS USED FOR THE ELECTRICAL LEADS OF A MEMBER SO THAT SUCH LEADS WHEN SOLDERED TO OTEHR LEADS MAY BE DISCONNECTED THEREFROM BY FIRST PHYSICALLY DEFORMING AT LEAST THE TINI LEADS AND THEN HEATING THE SOLDER JOINT TO MELT THE SOLDER AND CAUSE THE TINI LEADS TO "RECOVER" THAT IS, TO MOVE BACK TO THEIR INITIAL POSITION BE- FORE DEFORMING AND THEREBY SEPARATE THE TINI LEADS FROM THE OTHER LEADS.
Inventors
- 👤 Richard F Otte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:48
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/30; H05K3/301; Y; Y10; Y10S; Y10S174/00; Y10S174/08
Claims Analysis
Total Claims: 0
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |