Patent US3220689A successfully refreshed from Google Patents.
US3220689A
Expired / Lapsed
US
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Resiliently-biased tilt mechanisms
Assignee: Individual
•
Filing: 1964-03-09
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Granted: 1965-11-30
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Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Walter P Baermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:18
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/02; A47C3/025; A47C3/026; A47C7/00; A47C7/36; A47C7/40; A47C7/44; A47C7/443
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A RESILIENTLY BIASED TILT MECHANISM COMPRISING A HOLLOW MOUNTING POST, A HOLLOWO HEAD MOUNTED BY THREADS ON ONE END OF SAID POST, THE AXIAL POSITIONING OF SAID HEAD RELATIVE TO SAID POST ADAPTED TO BE VARIED BY ROTATING SAID HEAD RELATIVE TO SAID POST ON SAID THREADS, A TILTABLE MEMBER PIVOTALLY SUPPORTED ON SAID HEAD, RESILIENT BIAS MEANS IN SAID MOUNTING POST AND OPERATIVELY CONNECTED TO SAID TILTABLE MEMBER FOR BIASING THE TILTING MOVEMENT OF SAID TILTABLE MEMBER, AND MEANS FOR VARYING THE AMOUNT OF BIAS OF SAID BIAS MEANS IN RESPONSE TO ROTATION OF SAID HEAD RELATIVE TO SAID POST TO PROVIDE A RELATIVE THREADING ACTION OF SID THREADS.
Claim 2
Dependent Claim
110 words
A RESILIENTLY BIASED TILT MECHANISM COMPRISING A HOLLOW MOUNTING POST, A HOLLOWO HEAD MOUNTED BY THREADS ON ONE END OF SAID POST, THE AXIAL POSITIONING OF SAID HEAD RELATIVE TO SAID POST ADAPTED TO BE VARIED BY ROTATING SAID HEAD RELATIVE TO SAID POST ON SAID THREADS, A TILTABLE MEMBER PIVOTALLY SUPPORTED ON SAID HEAD, RESILIENT BIAS MEANS IN SAID MOUNTING POST AND OPERATIVELY CONNECTED TO SAID TILTABLE MEMBER FOR BIASING THE TILTING MOVEMENT OF SAID TILTABLE MEMBER, AND MEANS FOR VARYING THE AMOUNT OF BIAS OF SAID BIAS MEANS IN RESPONSE TO ROTATION OF SAID HEAD RELATIVE TO SAID POST TO PROVIDE A RELATIVE THREADING ACTION OF SID THREADS.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |