US3225170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for indicating the position of the contacts of a circuit interrupter
Assignee: S&C Electric Co
•
Filing: 1964-03-09
•
Granted: 1965-12-21
•
Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Leonard V Chabala
- 👤 Quentin H Wherfel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:13
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
CONTACT POSITION INDICATING MEANS FOR A HIGH VOLTAGE CIRCUIT INTERRUPTER HAVING SEPARABLE CONTACTS HIDDEN FROM VIEW COMPRISING: (A) A MECHANISM HOUSING, (B) AN OPERATING ARM ROTATABLE IN SAID HOUSING ABOUT A FIXED AXIS, (C) A CONTACT OPERATING MEMBER PIVOTALLY CONNECTED TO THE DISTAL END OF SAID OPERATING ARM AND TRANSLATORILY MOVABLE THEREWITH BETWEEN ONE POSITION CORRESPONDING TO A FIRST POSITION OF SAID CONTACTS AND ANOTHER POSITION CORRESPONDING TO A SECOND POSITION OF SAID CONTACTS, (D) AN ACTUATING LEVER PIVOTALLY MOUNTED ON SAID HOUSING ABOUT AN AXIS PARALLEL TO SAID OPERATING ARM AXIS WITH ONE ARM IN THE PATH OF A PART OF SAID CONTACT OPERATING MEMBER IN ITS MOVEMENT TOWARD SAID ONE POSITION, (E) AN INDICATOR MOUNTED ON SAID HOUSING AND MOVABLE FROM A FIRST POSITION CORRESPONDING TO SAID FIRST POSITION OF SAID CONTACTS TO A SECOND POSITION CORRESPONDING TO SAID SECOND POSITION OF SAID CONTACTS, (F) MEANS OPERATIVELY INTERCONNECTING SAID INDICATOR AND SAID LEVER TO MOVE SAID INDICATOR BETWEEN SAID FIRST AND SECOND POSITION, AND (G) MEANS BIASING SAID INDICATOR TOWARD ONE OF ITS POSITIONS.
Claim 2
Dependent Claim
176 words
CONTACT POSITION INDICATING MEANS FOR A HIGH VOLTAGE CIRCUIT INTERRUPTER HAVING SEPARABLE CONTACTS HIDDEN FROM VIEW COMPRISING: (A) A MECHANISM HOUSING, (B) AN OPERATING ARM ROTATABLE IN SAID HOUSING ABOUT A FIXED AXIS, (C) A CONTACT OPERATING MEMBER PIVOTALLY CONNECTED TO THE DISTAL END OF SAID OPERATING ARM AND TRANSLATORILY MOVABLE THEREWITH BETWEEN ONE POSITION CORRESPONDING TO A FIRST POSITION OF SAID CONTACTS AND ANOTHER POSITION CORRESPONDING TO A SECOND POSITION OF SAID CONTACTS, (D) AN ACTUATING LEVER PIVOTALLY MOUNTED ON SAID HOUSING ABOUT AN AXIS PARALLEL TO SAID OPERATING ARM AXIS WITH ONE ARM IN THE PATH OF A PART OF SAID CONTACT OPERATING MEMBER IN ITS MOVEMENT TOWARD SAID ONE POSITION, (E) AN INDICATOR MOUNTED ON SAID HOUSING AND MOVABLE FROM A FIRST POSITION CORRESPONDING TO SAID FIRST POSITION OF SAID CONTACTS TO A SECOND POSITION CORRESPONDING TO SAID SECOND POSITION OF SAID CONTACTS, (F) MEANS OPERATIVELY INTERCONNECTING SAID INDICATOR AND SAID LEVER TO MOVE SAID INDICATOR BETWEEN SAID FIRST AND SECOND POSITION, AND (G) MEANS BIASING SAID INDICATOR TOWARD ONE OF ITS POSITIONS.
References Cited (Backward Citations)
US2448166A
Cited
US3109410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |