Patent US3190693A successfully refreshed from Google Patents.
US3190693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel rocker spring unit
Assignee: Hickory Springs Manufacturing Co
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Filing: 1962-11-29
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Granted: 1965-06-22
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Expires: 1982-11-29
Abstract
No abstract record available.
Inventors
- 👤 Sr Parks C Underdown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:05
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/02; A47C3/025; A47C3/027; A47C3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A SWIVEL ROCKER SPRING UNIT COMPRISING A BASE MEMBER HAVING OPPOSITE SIDES THEREOF FORMED TO PRESENT UPWARDLY FACING ROCKER SUPPORTS EXTENDING LENGTHWISE OF SAID SIDES, A COMPOSITE COMPLEMENTARY BRACKET STRUCTURE HAVING CORRESPONDING OPPOSITE SIDE PORTIONS EXTENDING FROM AN INTEGRAL ATTACHING PORTION FORMED THEREBETWEEN, SAID CORRESPONDING OPPOSITE SIDE PORTIONS BEING FORMED TO PRESENT DOWNWARDLY FACING ROCKER PORTIONS SPACED TO RIDE SAID ROCKER SUPPORTS, AND A PAIR OF ROCKER SPRINGS ATTACHED TO SAID ATTACHING PORTION OF THE COMPOSITE BRACKET STRUCTURE AND TO SAID BASE MEMBER ADJACENT EACH OF SAID OPPOSITE SIDES FOR HOLDING SAID UNIT IN ASSEMBLED RELATION.
Claim 2
Dependent Claim
96 words
A SWIVEL ROCKER SPRING UNIT COMPRISING A BASE MEMBER HAVING OPPOSITE SIDES THEREOF FORMED TO PRESENT UPWARDLY FACING ROCKER SUPPORTS EXTENDING LENGTHWISE OF SAID SIDES, A COMPOSITE COMPLEMENTARY BRACKET STRUCTURE HAVING CORRESPONDING OPPOSITE SIDE PORTIONS EXTENDING FROM AN INTEGRAL ATTACHING PORTION FORMED THEREBETWEEN, SAID CORRESPONDING OPPOSITE SIDE PORTIONS BEING FORMED TO PRESENT DOWNWARDLY FACING ROCKER PORTIONS SPACED TO RIDE SAID ROCKER SUPPORTS, AND A PAIR OF ROCKER SPRINGS ATTACHED TO SAID ATTACHING PORTION OF THE COMPOSITE BRACKET STRUCTURE AND TO SAID BASE MEMBER ADJACENT EACH OF SAID OPPOSITE SIDES FOR HOLDING SAID UNIT IN ASSEMBLED RELATION.
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |