US3248497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive mechanism for vacuum switches
Assignee: Jennings Radio Manufacturing Corp
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Filing: 1961-10-09
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Granted: 1966-04-26
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Expires: 1981-10-09
Abstract
No abstract record available.
Inventors
- 👤 Wesley N Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:07
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/60; H01H33/66; H01H33/666; H01H3/00; H01H3/32; H01H3/42; H01H9/00; H01H9/20; H01H33/02; H01H33/28; H01H33/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
AN ACTUATOR ASSEMBLY FOR MOVING A MOBILE SWITCH CONTACT FROM FULL OPEN POSITION THROUGH AN INTERMEDIATE POSITION AND TO CLOSED POSITION AND VICE VERSA AND FOR SELECTIVELY HOLDING SAID MOBILE CONTACT IN ONE OR THE OTHER OF SAID OPEN OR CLOSED POSITIONS COMPRISING; MEANS INCLUDING RESILIENT MEANS CAPABLE OF HARMONIC OSCILLATION CONNECTED TO SAID MOBILE CONTACT TO MOVE THE SAME AND SAID RESILIENT MEANS HAVING NO STORED ENERGY THEREIN WHEN SAID MOBILE SWITCH CONTACT IS IN INTERMEDIATE POSITION AND STATIC ENERGY BUILT UP THEREIN WHEN SAID MOBILE CONTACT IS MOVED TO EITHER CLOSED POSITION OR FULL OPEN POSITION, SAID BUILT UP ENERGY UPON RELEASE FROM EITHER FULL OPEN OR CLOSED POSITIONS MOVING THE MOBILE CONTACT TOWARD THE OTHER POSITION THROUGH THE RELEASE OF ITS BUILT UP STATIC ENERGY AND CONVERSION TO KINETIC ENERGY, CAM MEANS OPERATIVELY CONNECTED TO SAID MOBILE CONTACT AND MOVABLE THEREWITH TO HOLD SAID CONTACT IN ONE OR THE OTHER OF SAID OPEN OR CLOSED POSITIONS, AND MEANS INCLUDING A MOTOR OPERATIVELY CONNECTED TO SAID CAM MEANS TO MOVE SAID CAM MEANS TO A HOLDING POSITION CORRESPONDING TO ONE OR THE OTHER OF SAID FULLY OPEN OR CLOSED POSITIONS OF THE MOBILE CONTACT.
Claim 2
Dependent Claim
196 words
AN ACTUATOR ASSEMBLY FOR MOVING A MOBILE SWITCH CONTACT FROM FULL OPEN POSITION THROUGH AN INTERMEDIATE POSITION AND TO CLOSED POSITION AND VICE VERSA AND FOR SELECTIVELY HOLDING SAID MOBILE CONTACT IN ONE OR THE OTHER OF SAID OPEN OR CLOSED POSITIONS COMPRISING; MEANS INCLUDING RESILIENT MEANS CAPABLE OF HARMONIC OSCILLATION CONNECTED TO SAID MOBILE CONTACT TO MOVE THE SAME AND SAID RESILIENT MEANS HAVING NO STORED ENERGY THEREIN WHEN SAID MOBILE SWITCH CONTACT IS IN INTERMEDIATE POSITION AND STATIC ENERGY BUILT UP THEREIN WHEN SAID MOBILE CONTACT IS MOVED TO EITHER CLOSED POSITION OR FULL OPEN POSITION, SAID BUILT UP ENERGY UPON RELEASE FROM EITHER FULL OPEN OR CLOSED POSITIONS MOVING THE MOBILE CONTACT TOWARD THE OTHER POSITION THROUGH THE RELEASE OF ITS BUILT UP STATIC ENERGY AND CONVERSION TO KINETIC ENERGY, CAM MEANS OPERATIVELY CONNECTED TO SAID MOBILE CONTACT AND MOVABLE THEREWITH TO HOLD SAID CONTACT IN ONE OR THE OTHER OF SAID OPEN OR CLOSED POSITIONS, AND MEANS INCLUDING A MOTOR OPERATIVELY CONNECTED TO SAID CAM MEANS TO MOVE SAID CAM MEANS TO A HOLDING POSITION CORRESPONDING TO ONE OR THE OTHER OF SAID FULLY OPEN OR CLOSED POSITIONS OF THE MOBILE CONTACT.
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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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |