US3413708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for machining expanded honeycomb
Assignee: Hexcel Products Inc
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Filing: 1966-09-12
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Granted: 1968-12-03
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Expires: 1986-09-12
Abstract
No abstract record available.
Inventors
- 👤 Holmes S Norvillie
- 👤 Eckstein Tibor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:33
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/08; B23Q3/086; B23P; B23P25/00; B23C; B23C2228/00; B23C2228/25; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T29/4998; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24157
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
IN A PROCESS USEFUL FOR SIMULTANEOUSLY MACHINING AT LEAST TWO SURFACES OF AN EXPANDED HONEYCOMB STRUCTURE WHILE EMBEDDED AND STABILIZED WITHIN A BLOCK OF SOLIDIFIED LIQUID, THE IMPROVEMENT COMPRISING IMMERSING IN SAID LIQUID SAID HONEYCOMB STRUCTURE AND A PLURALITY OF PRESSURE PADS DISPOSED IN PREDETERMINED POSITIONS CORRESPONDING TO THE LOCATION OF APPLIED CLAMPING FORCES BY WHICH THE SOLIDIFIED BLOCK IS TO BE SECURED FOR MOVEMENT DURING SAID MACHINING, THEN SOLIDIFYING SAID LIQUID TO CAUSE THE SAME TO FIRMLY BOND TO SAID HONEYCOMB STRUCTURE AND TO SAID PRESSURE PADS.
Claim 2
Dependent Claim
88 words
IN A PROCESS USEFUL FOR SIMULTANEOUSLY MACHINING AT LEAST TWO SURFACES OF AN EXPANDED HONEYCOMB STRUCTURE WHILE EMBEDDED AND STABILIZED WITHIN A BLOCK OF SOLIDIFIED LIQUID, THE IMPROVEMENT COMPRISING IMMERSING IN SAID LIQUID SAID HONEYCOMB STRUCTURE AND A PLURALITY OF PRESSURE PADS DISPOSED IN PREDETERMINED POSITIONS CORRESPONDING TO THE LOCATION OF APPLIED CLAMPING FORCES BY WHICH THE SOLIDIFIED BLOCK IS TO BE SECURED FOR MOVEMENT DURING SAID MACHINING, THEN SOLIDIFYING SAID LIQUID TO CAUSE THE SAME TO FIRMLY BOND TO SAID HONEYCOMB STRUCTURE AND TO SAID PRESSURE PADS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |