Patent US3557299A successfully refreshed from Google Patents.
US3557299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed cable closure
Assignee: 3M Co
•
Filing: 1969-02-10
•
Granted: 1971-01-19
•
Expires: 1989-02-10
Abstract
Abstract A device for making tap connections to continuous cable wherein a loop of the cable, with insulated conductors exposed for connection, is brought through a tightly fitting rubbery sleeve into a connection area which is thereafter hermetically sealed.
Inventors
- 👤 Zoltan B Dienes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:42
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/02; H02G15/06; H02G15/076; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
74 words
In a cable installation, a cable closure making a hermetically sealed connection with parallel legs of a flexible cable and comprising a base having an oval opening, a rubbery sleeve mounted within said opening with one end sealed to the edge of said base defining said opening, a continuous line of adhesive mastic composition formed circumferentially about teach of said legs within said sleeve, and pressure plates clamping together the sidewalls of said sleeve
Claim 2
Dependent Claim
74 words
In a cable installation, a cable closure making a hermetically sealed connection with parallel legs of a flexible cable and comprising a base having an oval opening, a rubbery sleeve mounted within said opening with one end sealed to the edge of said base defining said opening, a continuous line of adhesive mastic composition formed circumferentially about teach of said legs within said sleeve, and pressure plates clamping together the sidewalls of said sleeve
Claim 3
Dependent Claim
32 words
The closure 1 including means supporting said legs of cable in fixed position adjacent and in line with the ends of said oval opening and the inner edge walls of said sleeve.
Claim 4
Dependent Claim
32 words
The closure 1 including means supporting said legs of cable in fixed position adjacent and in line with the ends of said oval opening and the inner edge walls of said sleeve.
Claim 5
Dependent Claim
18 words
The closure of claim 2 including access means in said base for permitting connection to said cable therethrough.
Claim 6
Dependent Claim
15 words
The closure of claim 3 including cover means protectively hermetically enclosing said cable and connections.
Claim 7
Dependent Claim
50 words
The closure of claim 1 wherein said sleeve is constructed with an inner circumferential shallow channel between parallel lips and with an inwardly extending ridge adjacent the lip of said channel nearest the outer open end of said sleeve, and wherein said channel is filled with said adherent mastic composition.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |