US3266790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioning media
Assignee: Individual
•
Filing: 1961-07-14
•
Granted: 1966-08-16
•
Expires: 1981-07-14
Abstract
No abstract record available.
Inventors
- 👤 Roger G Bradeen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:28
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/04; A47C27/05; B; B65; B65D; B65D81/00; B65D81/02; B65D81/03; F; F16; F16F; F16F1/00; F16F1/02; F16J; F16J1/00; F16J1/10; F16J1/14; F16J1/16; F16J1/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
187 words
A MEDIUM FOR CUSHIONING A LOAD EXERTING A PRESSURE RANGING FROM A MAXIMUM, OF PMAX., TO A MINIMUM PER UNIT AREA, COMPRISING IN COMBINATION: (A) A BACKING MATERIAL HAVING A SUBSTANTIALLY UNIFORM SURFACE ADAPTED TO SUPPORT THE PRESSURE OF SAID LOAD; AND (B) A PLURALITY OF SIMILAR CURVED, RESILIENT MATERIAL, FLEXED MEMBERS, ONE EACH OF SAID MEMBERS DISPOSED IN EACH UNIT AREA OF SAID BACKING MATERIAL SURFACE WHICH SUPPORTS SAID LOAD; SAID MEMBER BEING GENERALLY SHAPED AS AN ISOSCELES TRIANGLE HAVING TWO EQUAL SIDES AND A BASE OF WIDTH, W; EACH OF SAID MEMBERS HAVING A GENERALLY CONSTANT RADIUS OF CURVATURE, P, ALONG A PERPENDICULAR LINE, OF LENGTH L, FROM SAID BASE TO THE APEX JUNCTURE OF SAID TWO EQUAL SIDES; THE BASE TO THE APEX JUNCTURE OF DISPOSED IN FIXED CONTIGUOUS RELATION TO SAID SURFACE, WITH THE CURVED PORTION HAVING A SURFACE EXTENDING IN FACING CONVEX SPACED RELATION TO SAID SURFACE, WITH SAID APEX DISPOSED AN UNFLEXED DISTANCE, YMAX., OUTWARDLY FROM SAID SURFACE WHEREFOR SAID CONVEX SURFACE PROGRESSIVELY CONTACTS SAID BACKING MATERIAL UNDER INCREASING LOAD PRESSURE; SAID MEMBERS HAVING A THICKNESS T DETERMINED BY THE RELATION
Claim 2
Independent Claim
187 words
A MEDIUM FOR CUSHIONING A LOAD EXERTING A PRESSURE RANGING FROM A MAXIMUM, OF PMAX., TO A MINIMUM PER UNIT AREA, COMPRISING IN COMBINATION: (A) A BACKING MATERIAL HAVING A SUBSTANTIALLY UNIFORM SURFACE ADAPTED TO SUPPORT THE PRESSURE OF SAID LOAD; AND (B) A PLURALITY OF SIMILAR CURVED, RESILIENT MATERIAL, FLEXED MEMBERS, ONE EACH OF SAID MEMBERS DISPOSED IN EACH UNIT AREA OF SAID BACKING MATERIAL SURFACE WHICH SUPPORTS SAID LOAD; SAID MEMBER BEING GENERALLY SHAPED AS AN ISOSCELES TRIANGLE HAVING TWO EQUAL SIDES AND A BASE OF WIDTH, W; EACH OF SAID MEMBERS HAVING A GENERALLY CONSTANT RADIUS OF CURVATURE, P, ALONG A PERPENDICULAR LINE, OF LENGTH L, FROM SAID BASE TO THE APEX JUNCTURE OF SAID TWO EQUAL SIDES; THE BASE TO THE APEX JUNCTURE OF DISPOSED IN FIXED CONTIGUOUS RELATION TO SAID SURFACE, WITH THE CURVED PORTION HAVING A SURFACE EXTENDING IN FACING CONVEX SPACED RELATION TO SAID SURFACE, WITH SAID APEX DISPOSED AN UNFLEXED DISTANCE, YMAX., OUTWARDLY FROM SAID SURFACE WHEREFOR SAID CONVEX SURFACE PROGRESSIVELY CONTACTS SAID BACKING MATERIAL UNDER INCREASING LOAD PRESSURE; SAID MEMBERS HAVING A THICKNESS T DETERMINED BY THE RELATION
Claim 3
Dependent Claim
37 words
A CUSHIONING MEDIUM AS DEFINED IN CHAIN 1, WHEREIN SAID FLEXED MEMBERS ARE IN THE FORM OF ISOSCELES TRIANGLES PAIRED BASE TO BASE, TO PROVIDE A RHOMBUS CONFIGURATION, AND SAID DIMENSION, L, IS CORRELATIVELY CHANGED TO 2L.
Claim 4
Dependent Claim
37 words
A CUSHIONING MEDIUM AS DEFINED IN CHAIN 1, WHEREIN SAID FLEXED MEMBERS ARE IN THE FORM OF ISOSCELES TRIANGLES PAIRED BASE TO BASE, TO PROVIDE A RHOMBUS CONFIGURATION, AND SAID DIMENSION, L, IS CORRELATIVELY CHANGED TO 2L.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |