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US3093723A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrically heated soldering irons

Assignee: Individual
•
Filing: 1961-03-20
•
Granted: 1963-06-11
•
Expires: 1981-03-20
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Abstract

No abstract record available.

Inventors

  • 👤 Adamson Robert Alfred

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 18:03
CPC Classifications
B; B23; B23K; B23K3/00; B23K3/02; B23K3/03; B23K3/0338

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 99 words
AN ELECTRICALLY HEATED SOLDERING IRON COMPRISING A TUBULAR METAL BODY CARRIED BY A HANDLE, A SOLDERING TOOL AT THE END OF SAID BODY, A HELICAL HEATER ELEMENT WIRE IN SAID BODY AND LOCATED WITHIN INDIVIDUAL ELECTRICALLY INSULATING SLEEVING, THE OVERALL CROSS SECTIONAL AREA OF THE SLEEVING BEING LESS THAN THE INTERNAL CROSS SECTIONAL AREA OF THE BODY TUBE SO THAT A FREE SPACE IS PROVIDED BETWEEN THE SLEEVING AND BODY, METAL HEAT SHUNT PACKING WITHIN SAID BODY BETWEEN THE SLEEVING AND BODY TUBE, SAID PACKING WEDGING THE SAID SLEEVING WITHIN AND DIRECTLY INTO THE CONTACT WITH THE BODY TUBE.
Claim 2
Dependent Claim 99 words
AN ELECTRICALLY HEATED SOLDERING IRON COMPRISING A TUBULAR METAL BODY CARRIED BY A HANDLE, A SOLDERING TOOL AT THE END OF SAID BODY, A HELICAL HEATER ELEMENT WIRE IN SAID BODY AND LOCATED WITHIN INDIVIDUAL ELECTRICALLY INSULATING SLEEVING, THE OVERALL CROSS SECTIONAL AREA OF THE SLEEVING BEING LESS THAN THE INTERNAL CROSS SECTIONAL AREA OF THE BODY TUBE SO THAT A FREE SPACE IS PROVIDED BETWEEN THE SLEEVING AND BODY, METAL HEAT SHUNT PACKING WITHIN SAID BODY BETWEEN THE SLEEVING AND BODY TUBE, SAID PACKING WEDGING THE SAID SLEEVING WITHIN AND DIRECTLY INTO THE CONTACT WITH THE BODY TUBE.

References Cited (Backward Citations)

US2073259A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-06-10 1966-12-10 1967-06-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-06-10 1970-12-10 1971-06-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-06-10 1974-12-10 1975-06-11 $7700.00 Window Closed / Lapsed

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