FR2193951B1 - - Google Patents

Info

Publication number
FR2193951B1
FR2193951B1 FR7326661A FR7326661A FR2193951B1 FR 2193951 B1 FR2193951 B1 FR 2193951B1 FR 7326661 A FR7326661 A FR 7326661A FR 7326661 A FR7326661 A FR 7326661A FR 2193951 B1 FR2193951 B1 FR 2193951B1
Authority
FR
France
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
FR7326661A
Other languages
French (fr)
Other versions
FR2193951A1 (en
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.)
ROHL LICHTTECHNISCHE SPEZIALFA
Original Assignee
ROHL LICHTTECHNISCHE SPEZIALFA
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 ROHL LICHTTECHNISCHE SPEZIALFA filed Critical ROHL LICHTTECHNISCHE SPEZIALFA
Publication of FR2193951A1 publication Critical patent/FR2193951A1/fr
Application granted granted Critical
Publication of FR2193951B1 publication Critical patent/FR2193951B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/002—Sleeves or nipples for pipes of the same diameter; Reduction pieces
    • 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
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/0009—Joints for pipes with a square or rectangular cross-section
    • 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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/02—Branch units, e.g. made in one piece, welded, riveted
    • F16L41/025—Branch units, e.g. made in one piece, welded, riveted with rectangular cross-section
    • 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
    • F16L43/00—Bends; Siphons
    • F16L43/001—Bends; Siphons made of metal
    • F16L43/003—Bends; Siphons made of metal having a rectangular cross-section
    • 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
    • F16L9/003—Rigid pipes with a rectangular cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
FR7326661A 1972-07-22 1973-07-20 Expired FR2193951B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7227234 1972-07-22

Publications (2)

Publication Number Publication Date
FR2193951A1 FR2193951A1 (en) 1974-02-22
FR2193951B1 true FR2193951B1 (en) 1977-02-18

Family

ID=6631687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7326661A Expired FR2193951B1 (en) 1972-07-22 1973-07-20

Country Status (1)

Country Link
FR (1) FR2193951B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2971923B1 (en) * 2013-03-11 2017-09-27 Zehnder Group International AG Pipe connection piece

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2183174A (en) * 1937-03-15 1939-12-12 Smith Robert Wiley Insulated duct construction
US2330769A (en) * 1941-09-03 1943-09-28 Henry E Wichner Duct for air conditioning systems
CH405672A (en) * 1963-09-04 1966-01-15 Roth Rudolf Ventilation channel
DE1808835B2 (en) * 1968-11-14 1975-11-06 Wilhelm Kaimeier & Sohn Kg, 4650 Gelsenkirchen Telescopically extendable oven knee

Also Published As

Publication number Publication date
FR2193951A1 (en) 1974-02-22

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Legal Events

Date Code Title Description
ST Notification of lapse