Patent US3617658A successfully refreshed from Google Patents.
US3617658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-together telephone subset
Assignee: International Standard Electric Corp
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Filing: 1969-09-12
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Granted: 1971-11-02
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Expires: 1989-09-12
Abstract
Abstract The baseplate and the cover of the subset are connected in such a way to one another that projections are arranged on the front side of the cover, for engaging correspondingly shaped slots provided in the baseplate, and in that on the rear side of the cover there is provided a recess which is engaged by a flexible hook-shaped projection provided on the baseplate.
Inventors
- 👤 Wolfgang Gruger
- 👤 Heinz Ruster
- 👤 Gunter Schwanck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:42
CPC Classifications
G; G10; G10K; G10K1/00; G10K1/06; G10K1/08; G10K1/26; H; H01; H01R; H01R13/00; H01R13/44; H04; H04M; H04M1/00; H04M1/02
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
113 words
A housing for a tElephone subset which is composed of a cover and of a baseplate, characterized in that to the front wall of the cover of the housing there are die-cast two straps extending beyond the bottom edge of the cover in the form of ringsectorlike projections, said straps engaging correspondingly shaped recesses provided in the baseplate to hinge the cover to the baseplate, said baseplate including walls extending upwardly on three sides, and at least one recess provided in the rear wall of the cover of the subset which is engaged by a flexible hookshaped projection provided on the baseplate when the cover is pressed into position to close the housing.
Claim 2
Dependent Claim
113 words
A housing for a tElephone subset which is composed of a cover and of a baseplate, characterized in that to the front wall of the cover of the housing there are die-cast two straps extending beyond the bottom edge of the cover in the form of ringsectorlike projections, said straps engaging correspondingly shaped recesses provided in the baseplate to hinge the cover to the baseplate, said baseplate including walls extending upwardly on three sides, and at least one recess provided in the rear wall of the cover of the subset which is engaged by a flexible hookshaped projection provided on the baseplate when the cover is pressed into position to close the housing.
Claim 3
Dependent Claim
19 words
A housing according to claim 1, characterized in that the recesses provided in the baseplate extend through said baseplate.
Claim 4
Dependent Claim
43 words
A housing according to claim 1, characterized in that directly behind said flexible projection in said baseplate, there is provided a borehole and, in alignment therewith and in the cover of the housing, above the recess, an abutment for receiving a latching pin.
Claim 5
Dependent Claim
42 words
A housing according to claim 1, characterized in that the portion of said projection which is visible in the closed state of the housing is adapted to the contours of the cover of the housing, or is provided with a finger portion.
References Cited (Backward Citations)
US2495164A
Cited
US3133163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-01 | 1975-05-03 | 1975-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-01 | 1979-05-03 | 1979-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-01 | 1983-05-03 | 1983-11-02 | $7700.00 | Window Closed / Lapsed |