Patent US3863937A successfully refreshed from Google Patents.
US3863937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adapter gasket
Assignee: ADT Security Systems Inc
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Filing: 1973-11-02
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Granted: 1975-02-04
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Expires: 1993-11-02
Abstract
Abstract An improved adapter gasket is disclosed, including an arcuate gasket body having inner and outer cylindrical surfaces of different diameters, so as to mount various size pipes in pipe saddles. In a preferred embodiment, the adapter gasket also includes insert means for retaining said gasket in pipe saddles having apertures, such as for the insertion of various detecting or monitoring equipment through the gasket and into the pipe itself.
Inventors
- 👤 Howard M Silverman
- 👤 Herbert M Laford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:09
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/008
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
51 words
A gasket for mounting pipes in pipe saddles, said gasket comprising an arcuate gasket body, said arcuate gasket body including an outer cylindrical surface of a first diameter, and said arcuate gasket body including an inner cylindrical surface of a second diameter, said second diameter being smaller than said first diameter.
Claim 2
Dependent Claim
51 words
A gasket for mounting pipes in pipe saddles, said gasket comprising an arcuate gasket body, said arcuate gasket body including an outer cylindrical surface of a first diameter, and said arcuate gasket body including an inner cylindrical surface of a second diameter, said second diameter being smaller than said first diameter.
Claim 3
Dependent Claim
41 words
The gasket of claim 1 including rigid insert members disposed within said arcuate gasket body, between said inner cylindrical surface and said outer cylindrical surface, to prevent compression of said gasket body at the point of placement of said insert members.
Claim 4
Dependent Claim
27 words
The gasket of claim 2 wherein said rigid insert members are disposed along the periphery of said arcuate gasket body, at a point of increased thickness thereof.
Claim 5
Dependent Claim
17 words
The gasket of claim 3 wherein said rigid insert members are countersunk within said arcuate gasket body.
Claim 6
Dependent Claim
27 words
The gasket of claim 4 wherein said rigid insert members communicate with both the inner cylindrical surface and the outer cylindrical surface of said arcuate gasket body.
Claim 7
Dependent Claim
69 words
A gasket for mounting pipes in pipe saddles, said gasket comprising an arcuate gasket body, said arcuate gasket body including an outer cylindrical surface of a first diameter, and said arcuate gasket body including an inner cylindrical surface of a second diameter, said second diameter being smaller than said first diameter, and including an arcuate annular insert member communicating with said outer cylindrical surface of said arcuate gasket body.
Claim 8
Dependent Claim
69 words
A gasket for mounting pipes in pipe saddles, said gasket comprising an arcuate gasket body, said arcuate gasket body including an outer cylindrical surface of a first diameter, and said arcuate gasket body including an inner cylindrical surface of a second diameter, said second diameter being smaller than said first diameter, and including an arcuate annular insert member communicating with said outer cylindrical surface of said arcuate gasket body.
Claim 9
Dependent Claim
22 words
The gasket of claim 6 wherein said arcuate annular insert member is shaped to conform to a recess within said pipe saddle.
Claim 10
Dependent Claim
35 words
The gasket of claim 7 wherein both said arcuate annular insert members and said arcuate gasket body include conforming circular apertures therethrough, for the insertion of flow-detecting equipment through said gasket and into said pipe.
Claim 11
Dependent Claim
25 words
The gasket of claim 6 including rigid insert members disposed along the periphery of said arcuate gasket body, at a point of increased thickness thereof.
Claim 12
Dependent Claim
13 words
The gasket of claim 9 including a plurality of said rigiD insert members.
Claim 13
Dependent Claim
17 words
The gasket of claim 6 wherein said rigid insert members are countersunk within said arcuate gasket body.
Claim 14
Dependent Claim
27 words
The gasket of claim 6 wherein said rigid insert members communicate with both said inner cylindrical surface and said outer cylindrical surface of said arcuate gasket body.
References Cited (Backward Citations)
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Cited
US2739001A
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US3272534A
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US3480036A
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US3823250A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |