FR2088677A5 - Reinforcement of ptfe/elastomer bellows - with(hemi)toroidal steel/al /gfr polyester rings - Google Patents
Reinforcement of ptfe/elastomer bellows - with(hemi)toroidal steel/al /gfr polyester ringsInfo
- Publication number
- FR2088677A5 FR2088677A5 FR7014444A FR7014444A FR2088677A5 FR 2088677 A5 FR2088677 A5 FR 2088677A5 FR 7014444 A FR7014444 A FR 7014444A FR 7014444 A FR7014444 A FR 7014444A FR 2088677 A5 FR2088677 A5 FR 2088677A5
- Authority
- FR
- France
- Prior art keywords
- gfr
- hemi
- ptfe
- reinforcement
- elastomer bellows
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/02—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
- F16L51/027—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube with external reinforcement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Diaphragms And Bellows (AREA)
Abstract
Steel or alloy reinforcement comprises a hemitoroidal ring on the crests of te vellows corrugations, and a toroidal ring in their hollows, forming a discontinuous envelope which resists press. while leaving the bellows flexible and responsive.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7014444A FR2088677A5 (en) | 1970-04-21 | 1970-04-21 | Reinforcement of ptfe/elastomer bellows - with(hemi)toroidal steel/al /gfr polyester rings |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7014444A FR2088677A5 (en) | 1970-04-21 | 1970-04-21 | Reinforcement of ptfe/elastomer bellows - with(hemi)toroidal steel/al /gfr polyester rings |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2088677A5 true FR2088677A5 (en) | 1972-01-07 |
Family
ID=9054326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7014444A Expired FR2088677A5 (en) | 1970-04-21 | 1970-04-21 | Reinforcement of ptfe/elastomer bellows - with(hemi)toroidal steel/al /gfr polyester rings |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2088677A5 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5095805A (en) * | 1989-05-10 | 1992-03-17 | Alfred Teves Gmbh | Vacuum brake power booster, in particular for motor vehicles |
-
1970
- 1970-04-21 FR FR7014444A patent/FR2088677A5/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5095805A (en) * | 1989-05-10 | 1992-03-17 | Alfred Teves Gmbh | Vacuum brake power booster, in particular for motor vehicles |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |