US3170428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fixture for making honeycomb panel
Assignee: Rohr Inc
•
Filing: 1960-07-11
•
Granted: 1965-02-23
•
Expires: 1980-07-11
Abstract
No abstract record available.
Inventors
- 👤 Hartley R Herman
- 👤 Benjamin R Alsobrook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:55
CPC Classifications
B; B21; B21D; B21D47/00; B23; B23K; B23K1/00; B23K1/0008; B23K1/0014; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A LATTICE FIXTURE ADAPTED TO SUPPORT A HONEYCOMB SANDWICH COMPOSED OF A CELLULAR CORE, A FIRST SKIN IN CONTACT WITH THE LOWER END OF SAID CORE WHILE THE SKINS IN CONTACT WITH THE UPPER END OF SAID CORE WHILE THE SKINS ARE BRAZED TO THE CORE, SAID FIXTURE COMPRISING A FIRST SET OF SPACED APART THIN METAL STRIPS; A SECOND SET OF SPACED APART THIN METAL STRIPS TRANSVERSE TO AND INTERLOCKED WITH THE STRIPS OF SAID FIRST SET; SAID STRIPS OF BOTH SETS HAVING THE BOTTOM EDGES THEREOF DISPOSED IN A COMMON PLANE; A RIGID PLATE SECURED TO THE TOP EDGES TO A PLURALITY OF THE STRIPS OF BOTH SETS, THE TOP FACE OF SAID PLATE BEING SHAPED TO THE CONTOUR TO WHICH THE SANDWICH IS DEFORMED IN RESPONSE TO THE APPLICATION OF PRESSURE TO THE TOP FACE OF SAID SECOND SKIN; AND AT LEAST ONE RIGID ELONGATED MEMBER SECURED AT THE CENTER ONLY THEREOF TO THE BOTTOM EDGES OF THE LATTICE COMPRISING THE STRIPS OF BOTH SETS TO SUPPORT THE SAME AND TO RESTRAIN THE STRIPS FROM SHIFTING.
Claim 2
Dependent Claim
179 words
A LATTICE FIXTURE ADAPTED TO SUPPORT A HONEYCOMB SANDWICH COMPOSED OF A CELLULAR CORE, A FIRST SKIN IN CONTACT WITH THE LOWER END OF SAID CORE WHILE THE SKINS IN CONTACT WITH THE UPPER END OF SAID CORE WHILE THE SKINS ARE BRAZED TO THE CORE, SAID FIXTURE COMPRISING A FIRST SET OF SPACED APART THIN METAL STRIPS; A SECOND SET OF SPACED APART THIN METAL STRIPS TRANSVERSE TO AND INTERLOCKED WITH THE STRIPS OF SAID FIRST SET; SAID STRIPS OF BOTH SETS HAVING THE BOTTOM EDGES THEREOF DISPOSED IN A COMMON PLANE; A RIGID PLATE SECURED TO THE TOP EDGES TO A PLURALITY OF THE STRIPS OF BOTH SETS, THE TOP FACE OF SAID PLATE BEING SHAPED TO THE CONTOUR TO WHICH THE SANDWICH IS DEFORMED IN RESPONSE TO THE APPLICATION OF PRESSURE TO THE TOP FACE OF SAID SECOND SKIN; AND AT LEAST ONE RIGID ELONGATED MEMBER SECURED AT THE CENTER ONLY THEREOF TO THE BOTTOM EDGES OF THE LATTICE COMPRISING THE STRIPS OF BOTH SETS TO SUPPORT THE SAME AND TO RESTRAIN THE STRIPS FROM SHIFTING.
References Cited (Backward Citations)
US1272809A
Cited
US1873053A
Cited
US2384303A
Cited
US2385352A
Cited
US2366935A
Cited
US2445801A
Cited
US2394479A
Cited
US2462607A
Cited
US2634697A
Cited
US2700632A
Cited
US2654686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |