Patent US3757069A successfully refreshed from Google Patents.
US3757069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contact spring set
Assignee: ELMEG Elektro Mechanik GmbH
•
Filing: 1972-04-11
•
Granted: 1973-09-04
•
Expires: 1992-04-11
Abstract
Abstract A contact spring set has a generally rectilinear moving contact spring one end of which is movable into engagement with a cooperating counter-contact, the moving contact spring being provided at that end with a transverse contact of linear form extending at right angles to the longitudinal direction of the spring. The moving spring contact is in the form of two transversely spaced-apart parallel spring arms and the transverse linear contact extends between these two spring arms and joins them.
Inventors
- 👤 H Reuting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:29
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/14; H01H1/32; H01H1/24; H01H1/26
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
36 words
The improved contact spring set of claim 1 wherein said second contact member further comprises a base, said base being fixedly mounted in said insulating block, said pair of spaced bars extending outwardly from said base.
Claim 2
Dependent Claim
17 words
The improved contact spring set of claim 1 wherein said pair of spaced bars comprise leaf springs.
Claim 3
Dependent Claim
16 words
The improved contact spring of claim 1 wherein said pair of spaced bars comprise rod-type springs.
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) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |