US3105392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torsional vibration damper
Assignee: Houdaille Industries Inc
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Filing: 1961-12-15
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Granted: 1963-10-01
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Expires: 1981-12-15
Abstract
No abstract record available.
Inventors
- 👤 Rumsey Rollin Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:37
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/10; F16F15/16; F16F15/167; F16F15/173; F16F15/12; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2121; Y10T74/213
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A TORSIONAL VIBRATION DAMPER, COMPRISING, IN COMBINATION: (A) A HUB MEMBER ADAPTED TO BE MOUNTED FOR ROTATION ABOUT ITS AXIS, SAID HUB MEMBER RADIALLY OUTWARDLY DIRECTED SURFACE MEANS; (B) AT LEAST ONE INERTIA MEMBER EXTENDING RADIALLY OUTWARDLY FROM SAID HUB MEMBER, AND HAVING AN ARCUATE SURFACE IN ROCKING ENGAGEMENT WITH SAID SURFACE MEANS OF SAID HUB MEMBER; (C) SPRING MEANS URGING SAID INERTIA MEMBER BOTH RADIALLY INWARD AGAINST SAID HUB MEMBER AND TO A RADIALLY ERECT POSITION; AND (D) DAMPING MEANS CARRIED BY ONE OF SAID MEMBERS AND OPERATIVE TO RETARD ANY ROCKING OF SAID INERTIA MEMBER.
Claim 2
Dependent Claim
97 words
A TORSIONAL VIBRATION DAMPER, COMPRISING, IN COMBINATION: (A) A HUB MEMBER ADAPTED TO BE MOUNTED FOR ROTATION ABOUT ITS AXIS, SAID HUB MEMBER RADIALLY OUTWARDLY DIRECTED SURFACE MEANS; (B) AT LEAST ONE INERTIA MEMBER EXTENDING RADIALLY OUTWARDLY FROM SAID HUB MEMBER, AND HAVING AN ARCUATE SURFACE IN ROCKING ENGAGEMENT WITH SAID SURFACE MEANS OF SAID HUB MEMBER; (C) SPRING MEANS URGING SAID INERTIA MEMBER BOTH RADIALLY INWARD AGAINST SAID HUB MEMBER AND TO A RADIALLY ERECT POSITION; AND (D) DAMPING MEANS CARRIED BY ONE OF SAID MEMBERS AND OPERATIVE TO RETARD ANY ROCKING OF SAID INERTIA MEMBER.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |