Patent US365108A successfully refreshed from Google Patents.
Patent US3348583A successfully refreshed from Google Patents.
US3348583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fabricating coil spring units
Assignee: J R GREENO CO
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Filing: 1965-09-13
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Granted: 1967-10-24
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Goldmeyer Clifford
- 👤 Thomas J Dull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:30
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/04; A47C27/06; A47C27/07; B; B21; B21F; B21F33/00; B21F33/02; B21F33/025; B21F33/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
THE METHOD OF ASSEMBLING A COIL SPRING UNIT HAVING ROWS OF VERTICALLY DISPOSED COIL SPRINGS, EACH ROW OF COIL SPRINGS INCLUDING TERMINALS ADJOINING ONE ANOTHER, SAID SPRING UNIT HAVING A BORDER WIRE EXTENDING ABOUT THE PERIPHERAY OF THE SPRING UNIT IN ADJOINING RELATIONSHIP TO THE TERMINALS OF THE MARGINAL COIL SPRINGS, SAID METHOD COMPRISING: PLACING SAID COIL SPRINGS IN ADJACENT PARALLEL ROWS EXTENDING ACROSS THE SPRING UNIT, WITH THE TERMINALS OF SAID COIL SPRINGS ADJOINING RELATIONSHIP TO ONE ANOTHER, AND WITH THE TERMINALS OF THE MARGINAL COIL SPRINGS IN ADJOINING RELATIONSHIP WITH THE SAID BORDER WIRE; THEREADING RESPECTIVE HELICALS ABOUT THE TERMINALS OF THE ROWS OF COIL SPRINGS, THEREBY JOINING SAID ROWS OF TERMINALS TO ONE ANOTHER, WITH AN END PORTION OF EACH HELICAL PROJECTING BEYOND THE BORDER WIRE AT OPPOSITE SIDES OF THE SPRING UNIT; WRAPPING THE PROJECTING END PORTION OF EACH HELICAL ABOUT THE MARGINAL TERMINALS AND BORDER WIRE OF THE SPRING UNIT; AND TIGHTENING THE WRAPPED PORTION OF THE HELICAL TO
Claim 2
Independent Claim
164 words
THE METHOD OF ASSEMBLING A COIL SPRING UNIT HAVING ROWS OF VERTICALLY DISPOSED COIL SPRINGS, EACH ROW OF COIL SPRINGS INCLUDING TERMINALS ADJOINING ONE ANOTHER, SAID SPRING UNIT HAVING A BORDER WIRE EXTENDING ABOUT THE PERIPHERAY OF THE SPRING UNIT IN ADJOINING RELATIONSHIP TO THE TERMINALS OF THE MARGINAL COIL SPRINGS, SAID METHOD COMPRISING: PLACING SAID COIL SPRINGS IN ADJACENT PARALLEL ROWS EXTENDING ACROSS THE SPRING UNIT, WITH THE TERMINALS OF SAID COIL SPRINGS ADJOINING RELATIONSHIP TO ONE ANOTHER, AND WITH THE TERMINALS OF THE MARGINAL COIL SPRINGS IN ADJOINING RELATIONSHIP WITH THE SAID BORDER WIRE; THEREADING RESPECTIVE HELICALS ABOUT THE TERMINALS OF THE ROWS OF COIL SPRINGS, THEREBY JOINING SAID ROWS OF TERMINALS TO ONE ANOTHER, WITH AN END PORTION OF EACH HELICAL PROJECTING BEYOND THE BORDER WIRE AT OPPOSITE SIDES OF THE SPRING UNIT; WRAPPING THE PROJECTING END PORTION OF EACH HELICAL ABOUT THE MARGINAL TERMINALS AND BORDER WIRE OF THE SPRING UNIT; AND TIGHTENING THE WRAPPED PORTION OF THE HELICAL TO
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |