US4772219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adapter base for reed-type fuses
Assignee: Meccanotecnica Codognese SpA
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Filing: 1987-08-19
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Granted: 1988-09-20
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Expires: 2007-08-19
Abstract
Abstract An adapter base for reed-type fuses, of the kind usually installed in fuse carriers on passenger cars, comprises a pair of blades each provided at one end with a socket, and a microlamp having rheophores each connected electrically to a respective one of said blades. The adapter base can be retrofitted to passenger car fuse carriers and affords illumination of a burned out fuse from the time when the failure occurs.
Inventors
- 👤 Antonio Falchetti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:06
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/30; H01H85/32
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
74 words
An adapter base particularly for use in vehicle-mounted fuse carriers, characterized in that it comprises a pair of plug blades, adapted to be inserted into a fuse carrier, a socket formed at one end of each blade which are each adapted to accept a blade of a fuse, and a microlamp having rheophores connected electrically to said blades, whereby when a fuse electrically connected to the adapter base burns out, the microlamp is illuminated.
Claim 2
Dependent Claim
74 words
An adapter base particularly for use in vehicle-mounted fuse carriers, characterized in that it comprises a pair of plug blades, adapted to be inserted into a fuse carrier, a socket formed at one end of each blade which are each adapted to accept a blade of a fuse, and a microlamp having rheophores connected electrically to said blades, whereby when a fuse electrically connected to the adapter base burns out, the microlamp is illuminated.
Claim 3
Dependent Claim
27 words
An adapter base according to claim 1, characterized in that it comprises a fuse holder body enclosing said microlamp and the socket portions of said blade pair.
Claim 4
Dependent Claim
21 words
An adapter base according to claim 2, characterized in that said holder body is formed from a clear plastics synthetic material.
Claim 5
Dependent Claim
21 words
An adapter base according to claim 2, characterized in that said holder body includes shoulders for holding and guiding said fuse.
References Cited (Backward Citations)
FR990762A
Cited
US3465280A
Cited
GB2058493A
Cited
GB2063589A
Cited
US4514723A
Cited
US4499447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-09-20 | 1992-03-21 | 1992-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-09-20 | 1996-03-21 | 1996-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-09-20 | 2000-03-21 | 2000-09-20 | $7700.00 | Window Closed / Lapsed |