US3193236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damped chassis
Assignee: Lord Manufacturing Co
•
Filing: 1962-02-12
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Granted: 1965-07-06
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Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 Richard P Thorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:48
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/02; H05K7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A CHASSIS COMPRISING A FRAME HAVING SPACED SIDE RAILS, A TOP PANEL EXTENDING BETWEEN THE UPPER EDGES OF THE RAILS, AND SAID PANEL COMPRISING UPPER AND LOWER SHEETS AND A VISCOELASTIC LAYER BETWEEN AND BONDED TO THE SHEETS, THE LOWER SHEET HAVING DEPENDING FLANGES OVERLAPPING THE INNER SIDES OF THE RAILS, THE UPPER SHEET HAVING DEPENDING FLANGES OVERLAPPING THE OUTER SIDES OF THE RAILS, VISCOELASTIC LAYERS BETWEEN AND BONDED TO THE INNER AND OUTER SIDES OF THE RAILS AND THE ADJACENT FLANGES, SAID VISCOELASTIC LAYERS BEING CHARACTERIZED BY HIGH INTERNAL FRICTION AND LOW MODULUS OF ELASTICITY COMPARED TO THE SHEETS AND RAILS.
Claim 2
Dependent Claim
102 words
A CHASSIS COMPRISING A FRAME HAVING SPACED SIDE RAILS, A TOP PANEL EXTENDING BETWEEN THE UPPER EDGES OF THE RAILS, AND SAID PANEL COMPRISING UPPER AND LOWER SHEETS AND A VISCOELASTIC LAYER BETWEEN AND BONDED TO THE SHEETS, THE LOWER SHEET HAVING DEPENDING FLANGES OVERLAPPING THE INNER SIDES OF THE RAILS, THE UPPER SHEET HAVING DEPENDING FLANGES OVERLAPPING THE OUTER SIDES OF THE RAILS, VISCOELASTIC LAYERS BETWEEN AND BONDED TO THE INNER AND OUTER SIDES OF THE RAILS AND THE ADJACENT FLANGES, SAID VISCOELASTIC LAYERS BEING CHARACTERIZED BY HIGH INTERNAL FRICTION AND LOW MODULUS OF ELASTICITY COMPARED TO THE SHEETS AND RAILS.
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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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |