US3250885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat contact piece
Assignee: Individual
•
Filing: 1964-05-14
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Granted: 1966-05-10
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Expires: 1984-05-14
Abstract
No abstract record available.
Inventors
- 👤 Holzer Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:14
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/14; H01H1/22; H01H19/00; H01H19/54; H01H19/60; H01H19/63
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A SWITCH GEAR ASSEMBLY HAVING AT LEAST A FIRST PRINTED CIRCUIT PLATE, A FLAT CONTACT PIECE OF STAMPED METAL DISPOSED IN AN UPRIGHT POSITION WITHIN SAID SWITCH GEAR ASSEMBLY, ONE END OF SAID CONTACT PIECE BEING ADAPTED TO ACT SIMULTANEOUSLY AS A CONTACT AND A BEARING SURFACE, AND THE OTHER END OF SAID CONTACT PIECE HAVING A CONTACT PORTION WITHIN A CAM FOLLOWER PORTION, A CAM MOVABLY MOUNTED WITHIN SAID SWITCH GEAR ASSEMBLY, SAID CONTACT PIECE HAVING A PROJECTION DISPOSED BETWEEN THE ENDS THEREOF AND OFF CENTER WITH RESPECT THERETO, SAID PROJECTION OF SAID CONTACT PIECE PROJECTING INTO A GUIDE APERTURE IN A STATIONARY PORTION OF SAID SWITCHGEAR ASSEMBLY AND A HELICAL SPRING DISPOSED ON SAID PROJECTION, SAID SPRING BEING COMPRESSED BETWEEN SAID CONTACT PIECE AND A PORTION OF SAID SWITCHGEAR ASSEMBLY, SAID SPRING URGING SAID ONE END OF SAID CONTACT PIECE INTO CONTACT WITH SAID PRINTED CIRCUIT PLATE AND SAID CAM FOLLOWER PORTION OF SAID OTHER END OF SAID CONTACT PIECE INTO CONTACT WITH SAID CAM.
Claim 2
Dependent Claim
168 words
IN A SWITCH GEAR ASSEMBLY HAVING AT LEAST A FIRST PRINTED CIRCUIT PLATE, A FLAT CONTACT PIECE OF STAMPED METAL DISPOSED IN AN UPRIGHT POSITION WITHIN SAID SWITCH GEAR ASSEMBLY, ONE END OF SAID CONTACT PIECE BEING ADAPTED TO ACT SIMULTANEOUSLY AS A CONTACT AND A BEARING SURFACE, AND THE OTHER END OF SAID CONTACT PIECE HAVING A CONTACT PORTION WITHIN A CAM FOLLOWER PORTION, A CAM MOVABLY MOUNTED WITHIN SAID SWITCH GEAR ASSEMBLY, SAID CONTACT PIECE HAVING A PROJECTION DISPOSED BETWEEN THE ENDS THEREOF AND OFF CENTER WITH RESPECT THERETO, SAID PROJECTION OF SAID CONTACT PIECE PROJECTING INTO A GUIDE APERTURE IN A STATIONARY PORTION OF SAID SWITCHGEAR ASSEMBLY AND A HELICAL SPRING DISPOSED ON SAID PROJECTION, SAID SPRING BEING COMPRESSED BETWEEN SAID CONTACT PIECE AND A PORTION OF SAID SWITCHGEAR ASSEMBLY, SAID SPRING URGING SAID ONE END OF SAID CONTACT PIECE INTO CONTACT WITH SAID PRINTED CIRCUIT PLATE AND SAID CAM FOLLOWER PORTION OF SAID OTHER END OF SAID CONTACT PIECE INTO CONTACT WITH SAID CAM.
References Cited (Backward Citations)
US3188435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |