US3218934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-actuated positioning means
Assignee: Houdaille Industries Inc
•
Filing: 1962-05-14
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Granted: 1965-11-23
•
Expires: 1982-05-14
Abstract
No abstract record available.
Inventors
- 👤 Daniels Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:20
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/16; F15B11/18; B; B23; B23Q; B23Q16/00; B23Q16/004; F15B11/08; F15B11/12; F15B11/121; F15B11/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A MECHANISM FOR RELATIVELY POSITIONING A PAIR OF ELEMENTS, COMPRISING: (A) A LINEAR FLUID ACTUATOR HAVING A FIXEDLY SUPPORTED PORTION AND A MOVABLE PORTION; (B) A WEDGE SECURED TO SAID MOVABLE PORTION AND GUIDED FOR MOVEMENT; AND (C) A GROUP OF INDIVIDUALLY ACTUATABLE LINEAR FLUID ACTUATORS MECHANICALLY CONNECTED TOGETHER IN SERIES,
Claim 2
Dependent Claim
51 words
A MECHANISM FOR RELATIVELY POSITIONING A PAIR OF ELEMENTS, COMPRISING: (A) A LINEAR FLUID ACTUATOR HAVING A FIXEDLY SUPPORTED PORTION AND A MOVABLE PORTION; (B) A WEDGE SECURED TO SAID MOVABLE PORTION AND GUIDED FOR MOVEMENT; AND (C) A GROUP OF INDIVIDUALLY ACTUATABLE LINEAR FLUID ACTUATORS MECHANICALLY CONNECTED TOGETHER IN SERIES,
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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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |