FR2667921B1 - METALLIC TUBE WITH RODS IN THE FORM OF PROPELLERS OR RINGS. - Google Patents

METALLIC TUBE WITH RODS IN THE FORM OF PROPELLERS OR RINGS.

Info

Publication number
FR2667921B1
FR2667921B1 FR9112047A FR9112047A FR2667921B1 FR 2667921 B1 FR2667921 B1 FR 2667921B1 FR 9112047 A FR9112047 A FR 9112047A FR 9112047 A FR9112047 A FR 9112047A FR 2667921 B1 FR2667921 B1 FR 2667921B1
Authority
FR
France
Prior art keywords
propellers
rings
rods
metallic tube
metallic
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 - Fee Related
Application number
FR9112047A
Other languages
French (fr)
Other versions
FR2667921A1 (en
Inventor
Klaus Schippl
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.)
KABELMETAL GmbH
Original Assignee
KABELMETAL GmbH
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
Priority claimed from DE9014295U external-priority patent/DE9014295U1/de
Application filed by KABELMETAL GmbH filed Critical KABELMETAL GmbH
Publication of FR2667921A1 publication Critical patent/FR2667921A1/en
Application granted granted Critical
Publication of FR2667921B1 publication Critical patent/FR2667921B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/141—Arrangements for the insulation of pipes or pipe systems in which the temperature of the medium is below that of the ambient temperature
    • 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
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
    • F16L11/118—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/153—Arrangements for the insulation of pipes or pipe systems for flexible pipes
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/21—Rigid pipes made of sound-absorbing materials or with sound-absorbing structure
FR9112047A 1990-10-15 1991-10-01 METALLIC TUBE WITH RODS IN THE FORM OF PROPELLERS OR RINGS. Expired - Fee Related FR2667921B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9014295U DE9014295U1 (en) 1990-10-15 1990-10-15
DE9104906U DE9104906U1 (en) 1990-10-15 1991-04-22

Publications (2)

Publication Number Publication Date
FR2667921A1 FR2667921A1 (en) 1992-04-17
FR2667921B1 true FR2667921B1 (en) 1995-05-12

Family

ID=25957307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9112047A Expired - Fee Related FR2667921B1 (en) 1990-10-15 1991-10-01 METALLIC TUBE WITH RODS IN THE FORM OF PROPELLERS OR RINGS.

Country Status (2)

Country Link
DE (1) DE9104906U1 (en)
FR (1) FR2667921B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103062523B (en) * 2013-01-28 2015-06-17 张飞军 Curve composite silencing drain pipe
EP3688358A1 (en) * 2017-09-25 2020-08-05 Zehnder Group International AG Tube for air distribution systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240234A (en) * 1960-02-24 1966-03-15 Union Carbide Corp Hose for low-temperature liquids
US3152033A (en) * 1960-06-17 1964-10-06 Little Inc A Insulating assembly
FR2458022A1 (en) * 1979-05-30 1980-12-26 Coflexip FLEXIBLE TUBULAR CONDUCT
FR2535010B1 (en) * 1982-10-22 1986-11-14 Westaflex France IMPROVED FLEXIBLE METAL TUBE AND MANUFACTURING METHOD THEREOF
DE3803112A1 (en) * 1988-02-03 1989-08-17 Kabelmetal Electro Gmbh LINE PIPE FOR TRANSPORTING DEEP-FREEZED MEDIA

Also Published As

Publication number Publication date
DE9104906U1 (en) 1991-07-18
FR2667921A1 (en) 1992-04-17

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Legal Events

Date Code Title Description
ST Notification of lapse