Patent US3382673A successfully refreshed from Google Patents.
US3382673A
Expired / Lapsed
US
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Mechanisms for controlling speed responsive governors
Assignee: ZF International UK Ltd
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Filing: 1966-12-01
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Granted: 1968-05-14
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Expires: 1986-12-01
Abstract
No abstract record available.
Inventors
- 👤 Mowbray Dorian Farrar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:36
CPC Classifications
G; G05; G05D; G05D13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A MECHANISM FOR CONTROLLING THE ACTUATION OF A SPEED RESPONSIVE GOVERNOR COMPRISING A MEMBER MOVABLE LINEARLY BY AN OPERATOR, A LEVER PIVOTALLY MOUNTED ON THE MEMBER, A FIRST SPRING AND A SECOND SPRING ARRANGED TO ACT ON THE LEVER AT SPACED POSITIONS RESPECTIVELY, AT LEAST ONE OF THE SPRINGS TRANSMITTING MOVEMENT OF MEANS RESPONSIVE TO A SIGNAL TO SAID LEVER, AND MEANS FOR TRANSMITTING MOVEMENT OF THE LEVER TO THE GOVERNOR TO VARY THE SPEED AT WHICH IT IS ACTUATED, THE ARRANGEMENT BEING SUCH THAT WHEN THE MEMBER IS IN ONE POSITION, THE LINE OF ACTION OF THE FIRST SPRING PASSES THROUGH THE PIVOTAL CONNECTION BETWEEN THE MEMBER AND THE LEVER AND WHEN IN A SECOND POSITION, THE LINE OF ACTION OF THE SECOND SPRING PASSES THROUGH SAID PIVOTAL CONNECTION.
Claim 2
Dependent Claim
130 words
A MECHANISM FOR CONTROLLING THE ACTUATION OF A SPEED RESPONSIVE GOVERNOR COMPRISING A MEMBER MOVABLE LINEARLY BY AN OPERATOR, A LEVER PIVOTALLY MOUNTED ON THE MEMBER, A FIRST SPRING AND A SECOND SPRING ARRANGED TO ACT ON THE LEVER AT SPACED POSITIONS RESPECTIVELY, AT LEAST ONE OF THE SPRINGS TRANSMITTING MOVEMENT OF MEANS RESPONSIVE TO A SIGNAL TO SAID LEVER, AND MEANS FOR TRANSMITTING MOVEMENT OF THE LEVER TO THE GOVERNOR TO VARY THE SPEED AT WHICH IT IS ACTUATED, THE ARRANGEMENT BEING SUCH THAT WHEN THE MEMBER IS IN ONE POSITION, THE LINE OF ACTION OF THE FIRST SPRING PASSES THROUGH THE PIVOTAL CONNECTION BETWEEN THE MEMBER AND THE LEVER AND WHEN IN A SECOND POSITION, THE LINE OF ACTION OF THE SECOND SPRING PASSES THROUGH SAID PIVOTAL CONNECTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |