Patent US3085178A successfully refreshed from Google Patents.
US3085178A
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Switching apparatus
Assignee: Vapor Corp
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Filing: 1958-12-24
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Granted: 1963-04-09
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Expires: 1978-12-24
Abstract
No abstract record available.
Inventors
- 👤 Don A Brosseau
- 👤 William C Keeran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:54
CPC Classifications
H; H01; H01H; H01H29/00; H01H29/16; G; G04; G04C; G04C23/00; G04C23/14; G04C23/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
SWITCHING APPARATUS COMPRISING, A SWITCH, ELECTROMAGNETIC MEANS FOR ACTUATING SAID SWITCH INCLUDING A STATIONARY MAGNETIC MEMBER, A WINDING AND A MAIN ARMATURE MOVABLE TOWARD SAID STATIONARY MEMBER, AN AUXILIARY ARMATURE INTERPOSED BETWEEN SAID STATIONARY MEMBER AND SAID MAIN ARMATURE, SAID AUXILIARY ARMATURE BEING MOVABLE TOWARD SAID STATIONARY MEMBER, FIRST CIRCUIT MEANS SUPPLYING ELECTRICAL CURRENT OF A RELATIVELY LOW MAGNITUDE TO SAID WINDING, AND SECOND CIRCUIT MEANS FOR SUPPLYING ELECTRICAL CURRENT OF A GREATER MAGNITUDE TO SAID WINDING.
Claim 2
Dependent Claim
77 words
SWITCHING APPARATUS COMPRISING, A SWITCH, ELECTROMAGNETIC MEANS FOR ACTUATING SAID SWITCH INCLUDING A STATIONARY MAGNETIC MEMBER, A WINDING AND A MAIN ARMATURE MOVABLE TOWARD SAID STATIONARY MEMBER, AN AUXILIARY ARMATURE INTERPOSED BETWEEN SAID STATIONARY MEMBER AND SAID MAIN ARMATURE, SAID AUXILIARY ARMATURE BEING MOVABLE TOWARD SAID STATIONARY MEMBER, FIRST CIRCUIT MEANS SUPPLYING ELECTRICAL CURRENT OF A RELATIVELY LOW MAGNITUDE TO SAID WINDING, AND SECOND CIRCUIT MEANS FOR SUPPLYING ELECTRICAL CURRENT OF A GREATER MAGNITUDE TO SAID WINDING.
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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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |