US3166456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural honeycomb materials
Assignee: Dufaylite Developments Ltd
•
Filing: 1962-03-14
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Granted: 1965-01-19
•
Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 White Desmond Deverell
- 👤 Thwaites Peter John
- 👤 Judd Geoffrey Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:30
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/30; B31; B31D; B31D3/00; B31D3/02; B31D3/0223; B31D3/0246; B31D3/0261; B32; B32B; B32B3/00; B32B3/10; B32B3/12; B65H45/02; B65H45/06; B65H45/10; B65H45/101; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1003; Y10T156/1007; Y10T156/1015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A METHOD FOR PRODUCING STRUCTURAL HONEYCOMB MATERIAL CONSISTING IN FORMING ROWS OF COLINEAR SPACED APART SLITS TRANSVERSELY OF A FLAT WEB OF BIBULOUS SHEET MATERIAL, SPACING SAID ROWS OF SLITS AT EQUAL INTERVALS ALONG THE LENGHT OF SAID WEB DIVIDING SAID WEB INTO SHEET SECTIONS, SPACING THE SLITES IN EACH OF ROWS THEREOF PROVIDING HINGE SECTIONS OF INTACT MATERIAL BETWEEN EACH PAIR OF SAID SLITS JOINING ADJACENT SHEET SECTIONS, APPLYING WET BAND OF ADHESIVE TO BOTH FACES OF SAID WEB AT POSITIONS THEREON SUCH THAT THE BANDS APPLIED TO ONE FACE ARE STAGGERED WITH REFERENCE TO THE BANDS APPLIED TO THE OTHER FACE OF SAID WEB, FEEDING SAID WEB OF BIBULOUS SHEET MATERIAL IN A DOWNWARD DIRECTION ONTO A RECEIVING SUPPORT, ACCUMULATING SAID WEB ON SAID RECEIVING SUPPORT IN STACKS OF SUPERIMPOSED LAYERS IN WHICH EACH LAYER IS CONSTITUTED BY ONE OF SAID SHEETS AND WHICH LAYERS ARE JOINED TOGETHER BY THEIR HINGE SECTIONS FOLDED UNDER THE REACTION OF EACH SHEET SECTION REACHING THE MATERIAL THEREBENEATH ON SAID RECEIVING SUPPORT, BONDING SAID LAYERS TOGETHER IN THEIR STACKED CONDITIONS BY SAID ADHESIVE AND SLICING SAID BONDED STACKED LAYERS INTO EXPANDABLE SECTIONS.
Claim 2
Independent Claim
190 words
A METHOD FOR PRODUCING STRUCTURAL HONEYCOMB MATERIAL CONSISTING IN FORMING ROWS OF COLINEAR SPACED APART SLITS TRANSVERSELY OF A FLAT WEB OF BIBULOUS SHEET MATERIAL, SPACING SAID ROWS OF SLITS AT EQUAL INTERVALS ALONG THE LENGHT OF SAID WEB DIVIDING SAID WEB INTO SHEET SECTIONS, SPACING THE SLITES IN EACH OF ROWS THEREOF PROVIDING HINGE SECTIONS OF INTACT MATERIAL BETWEEN EACH PAIR OF SAID SLITS JOINING ADJACENT SHEET SECTIONS, APPLYING WET BAND OF ADHESIVE TO BOTH FACES OF SAID WEB AT POSITIONS THEREON SUCH THAT THE BANDS APPLIED TO ONE FACE ARE STAGGERED WITH REFERENCE TO THE BANDS APPLIED TO THE OTHER FACE OF SAID WEB, FEEDING SAID WEB OF BIBULOUS SHEET MATERIAL IN A DOWNWARD DIRECTION ONTO A RECEIVING SUPPORT, ACCUMULATING SAID WEB ON SAID RECEIVING SUPPORT IN STACKS OF SUPERIMPOSED LAYERS IN WHICH EACH LAYER IS CONSTITUTED BY ONE OF SAID SHEETS AND WHICH LAYERS ARE JOINED TOGETHER BY THEIR HINGE SECTIONS FOLDED UNDER THE REACTION OF EACH SHEET SECTION REACHING THE MATERIAL THEREBENEATH ON SAID RECEIVING SUPPORT, BONDING SAID LAYERS TOGETHER IN THEIR STACKED CONDITIONS BY SAID ADHESIVE AND SLICING SAID BONDED STACKED LAYERS INTO EXPANDABLE SECTIONS.
References Cited (Backward Citations)
US2619444A
Cited
GB659075A
Cited
US2581421A
Cited
US2610934A
Cited
US2663434A
Cited
GB723621A
Cited
US2684107A
Cited
US2865639A
Cited
US2897874A
Cited
US3074839A
Cited
GB865813A
Cited
US3123269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |