US5033189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for manufacturing a gasket comprising a metal body equipped with at least one flexible sealing element
Assignee: Solyem SAS
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Filing: 1990-04-05
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Granted: 1991-07-23
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Expires: 2010-04-05
Abstract
Abstract A process for making gaskets consists in forming, in the body, holes regularly distributed along each line intended to receive a sealing element, in effecting, by stamping, the formation of a groove along each line intended to receive a sealing element, and in effecting the molding of sealing elements in each groove which the body comprises.
Inventors
- 👤 Jean G. Desverchere
- 👤 Francisque M. Thiaullier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:22
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/12; F16J15/121; F16J15/122; Y; Y10; Y10S; Y10S277/00; Y10S277/924; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49297; Y10T29/4998; Y10T29/49982; Y10T29/49986
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
75 words
A process for manufacturing a gasket comprising a metal body equipped with at least one flexible sealing element, which consists in forming, in the body, (3) holes (7) regularly distributed along each line intended to receive a sealing element, in effecting, by stamping, the formation of a groove (8) along each line intended to receive a sealing element, and in effecting the molding of sealing elements (6) in each groove (8) which the body comprises.
Claim 2
Dependent Claim
75 words
A process for manufacturing a gasket comprising a metal body equipped with at least one flexible sealing element, which consists in forming, in the body, (3) holes (7) regularly distributed along each line intended to receive a sealing element, in effecting, by stamping, the formation of a groove (8) along each line intended to receive a sealing element, and in effecting the molding of sealing elements (6) in each groove (8) which the body comprises.
Claim 3
Dependent Claim
21 words
The process as claimed in claim 1, wherein the holes (7) formed in the body of the gasket are through holes.
Claim 4
Dependent Claim
35 words
The process as claimed in claim 1, wherein each hole has, seen in cross-section parallel to the plane of the gasket, the shape of a diabolo, having a central zone narrower than its end zones.
Claim 5
Dependent Claim
26 words
The process as claimed in claim 1, wherein the holes (7) are formed symmetrically relative to the center line of each groove (8) of the body.
Claim 6
Dependent Claim
26 words
The process as claimed in claim 1, wherein the holes (7) are formed zigzag relative to the center line of each groove (8) of the body.
References Cited (Backward Citations)
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Cited
US3596493A
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US4591166A
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US4719065A
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US4776073A
Cited
US4817969A
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-07-22 | 1995-01-21 | 1995-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-07-22 | 1999-01-21 | 1999-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-07-22 | 2003-01-21 | 2003-07-23 | $7700.00 | Window Closed / Lapsed |