US3120694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for loading flash lamps with filamentary combustible material
Assignee: General Electric Co
•
Filing: 1960-08-10
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Granted: 1964-02-11
•
Expires: 1980-08-10
Abstract
No abstract record available.
Inventors
- 👤 Robert M Anderson
- 👤 Jr Louis A Demchock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:27
CPC Classifications
F; F21; F21K; F21K5/00; F21K5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
THE METHOD OF TRANSPORTING FINE STRAND OF COMBUSTIBLE MATERIAL OF SUBSTANTIALLY UNCRUMPLED FORM, AND DISCHARGING THEN IN CRUMPLED FORM INTO A FLASH LAMP BULB HAVING AN OPENING THEREINTO, WHICH COMPRISES ARRANGING THE BULB WITH ITS SAID OPENING OPPOSITE AND IN VACUMTIGHT COMMUNICATION WITH AN OPEN DELIVERY ENED OF A PASSAGEWAY, PRESENTING THE STRAND OF COMBUSTIBLE MATERIAL TO THE OPEN ENTRANCE END OF SUCH PASSAGEWAY, DRAWING AIR THROUGH SAID PASSAGEWAY AND OUT OF SAID BULB TO CREATE A SUCTION IN THE PASSAGEWAY SERVING TO CARRY THE STRANDS THERETHROUGH AND DISCHARGE THEN INTO SAID BULB, AND TEMPORARILY INTERRUPTING THE MOVEMENT OF SAID STRANDS BEFORE THE STRANS ARE DISCHARGED FROM SAID PASSAGEWAY AND CRUMPLING THEM THEREIN BY RELEASING THE STRANDS INTO AND IMPINGING THEM DIRECTLY AGAINST THE WALL OF AN ENLARGED CHAMBER PORTION OF SAID PASSAGEWAY.
Claim 2
Independent Claim
133 words
THE METHOD OF TRANSPORTING FINE STRAND OF COMBUSTIBLE MATERIAL OF SUBSTANTIALLY UNCRUMPLED FORM, AND DISCHARGING THEN IN CRUMPLED FORM INTO A FLASH LAMP BULB HAVING AN OPENING THEREINTO, WHICH COMPRISES ARRANGING THE BULB WITH ITS SAID OPENING OPPOSITE AND IN VACUMTIGHT COMMUNICATION WITH AN OPEN DELIVERY ENED OF A PASSAGEWAY, PRESENTING THE STRAND OF COMBUSTIBLE MATERIAL TO THE OPEN ENTRANCE END OF SUCH PASSAGEWAY, DRAWING AIR THROUGH SAID PASSAGEWAY AND OUT OF SAID BULB TO CREATE A SUCTION IN THE PASSAGEWAY SERVING TO CARRY THE STRANDS THERETHROUGH AND DISCHARGE THEN INTO SAID BULB, AND TEMPORARILY INTERRUPTING THE MOVEMENT OF SAID STRANDS BEFORE THE STRANS ARE DISCHARGED FROM SAID PASSAGEWAY AND CRUMPLING THEM THEREIN BY RELEASING THE STRANDS INTO AND IMPINGING THEM DIRECTLY AGAINST THE WALL OF AN ENLARGED CHAMBER PORTION OF SAID PASSAGEWAY.
References Cited (Backward Citations)
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Cited
US2347046A
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US2772703A
Cited
US2722355A
Cited
US2773520A
Cited
US2759646A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |