US3080648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silver soldering apparatus and method
Assignee: Young Spring and Wire Corp
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Filing: 1959-11-16
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Granted: 1963-03-12
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Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Boyd F Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:40
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/0002
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
32 words
THAT IMPROVED METHOD OF SILVER SOLDERING METAL PARTS TOGETHER WHICH COMPRISES, SECURING THE PARTS TO BE SOLDERED RIGHTLY TOGETHER AGAINST OPPOSED SURFACES OF AN INTERVENING FILM OF SILVER SOLDER, ENCLOSING THERE SECURED
Claim 2
Dependent Claim
32 words
THAT IMPROVED METHOD OF SILVER SOLDERING METAL PARTS TOGETHER WHICH COMPRISES, SECURING THE PARTS TO BE SOLDERED RIGHTLY TOGETHER AGAINST OPPOSED SURFACES OF AN INTERVENING FILM OF SILVER SOLDER, ENCLOSING THERE SECURED
Claim 3
Dependent Claim
117 words
IN COMBINATION, APPARATUS FOR SILVER SOLDERING PARTS TOGETHER WHICH APPARATUS COMPRISES MEANS FOR CONTAINING A BODY OF HEATED MOLTEN SALT, FIRST AND SECOND SEALABLE CHAMBER MEANS OF DIFFERENT SIZED ADAPTED TO BE ASSEMBLED ONE WITHIN THE OTHER AND SUBMERGED IN THE BODY OF MOLTEN SALT, SAID FIRST CHAMBER MEANS BEING ADAPTED TO CONTAIN THE PARTS TO BE SILVER SOLDERED WITH A FILM OF SILVER SOLDER CLUTCHED BETWEEN THE SURFACES TO BE FUSED TOGETHER, SAID FIRST CHAMBER MEANS BEING ENCLOSABLE WITHIN SAID SECOND CHAMBER MEANS, MEANS FOR EVACUATING SAID FIRST CHAMBER MEANS AFTER THE PARTS TO BE SOLDERED ARE ENCLOSED THEREWITHIN, AND MEANS FOR FILLING THE SPACE BETWEEN SAID FIRST AND SECOND CHAMBER MEANS WITH PRESSURIZED INERT GAS.
Claim 4
Dependent Claim
117 words
IN COMBINATION, APPARATUS FOR SILVER SOLDERING PARTS TOGETHER WHICH APPARATUS COMPRISES MEANS FOR CONTAINING A BODY OF HEATED MOLTEN SALT, FIRST AND SECOND SEALABLE CHAMBER MEANS OF DIFFERENT SIZED ADAPTED TO BE ASSEMBLED ONE WITHIN THE OTHER AND SUBMERGED IN THE BODY OF MOLTEN SALT, SAID FIRST CHAMBER MEANS BEING ADAPTED TO CONTAIN THE PARTS TO BE SILVER SOLDERED WITH A FILM OF SILVER SOLDER CLUTCHED BETWEEN THE SURFACES TO BE FUSED TOGETHER, SAID FIRST CHAMBER MEANS BEING ENCLOSABLE WITHIN SAID SECOND CHAMBER MEANS, MEANS FOR EVACUATING SAID FIRST CHAMBER MEANS AFTER THE PARTS TO BE SOLDERED ARE ENCLOSED THEREWITHIN, AND MEANS FOR FILLING THE SPACE BETWEEN SAID FIRST AND SECOND CHAMBER MEANS WITH PRESSURIZED INERT GAS.
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |