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 rings

Info

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
Application number
FR7014444A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mersen SA
Original Assignee
Carbone Lorraine SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Carbone Lorraine SA filed Critical Carbone Lorraine SA
Priority to FR7014444A priority Critical patent/FR2088677A5/en
Application granted granted Critical
Publication of FR2088677A5 publication Critical patent/FR2088677A5/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L51/00Expansion-compensation arrangements for pipe-lines
    • F16L51/02Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
    • F16L51/027Expansion-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.
FR7014444A 1970-04-21 1970-04-21 Reinforcement of ptfe/elastomer bellows - with(hemi)toroidal steel/al /gfr polyester rings Expired FR2088677A5 (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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