DD152615A1 - Bewaesserungsschlauch und verfahren und vorrichtung zu seiner herstellung - Google Patents

Bewaesserungsschlauch und verfahren und vorrichtung zu seiner herstellung Download PDF

Info

Publication number
DD152615A1
DD152615A1 DD80223355A DD22335580A DD152615A1 DD 152615 A1 DD152615 A1 DD 152615A1 DD 80223355 A DD80223355 A DD 80223355A DD 22335580 A DD22335580 A DD 22335580A DD 152615 A1 DD152615 A1 DD 152615A1
Authority
DD
German Democratic Republic
Prior art keywords
section
vacuum
mold
hose
chambers
Prior art date
Application number
DD80223355A
Other languages
German (de)
English (en)
Inventor
Wilhelm Hegler
Ralph-Peter Hegler
Original Assignee
Wilhelm Hegler
Hegler Ralph Peter
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 Wilhelm Hegler, Hegler Ralph Peter filed Critical Wilhelm Hegler
Publication of DD152615A1 publication Critical patent/DD152615A1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Catching Or Destruction (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Nozzles (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
DD80223355A 1979-08-17 1980-08-15 Bewaesserungsschlauch und verfahren und vorrichtung zu seiner herstellung DD152615A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792933304 DE2933304A1 (de) 1979-08-17 1979-08-17 Bewaesserungsschlauch und verfahren und vorrichtung zu seiner herstellung

Publications (1)

Publication Number Publication Date
DD152615A1 true DD152615A1 (de) 1981-12-02

Family

ID=6078648

Family Applications (1)

Application Number Title Priority Date Filing Date
DD80223355A DD152615A1 (de) 1979-08-17 1980-08-15 Bewaesserungsschlauch und verfahren und vorrichtung zu seiner herstellung

Country Status (14)

Country Link
EP (1) EP0024622B1 (fr)
JP (1) JPS5637126A (fr)
AT (1) ATE6570T1 (fr)
CA (1) CA1168012A (fr)
DD (1) DD152615A1 (fr)
DE (2) DE2933304A1 (fr)
DK (1) DK352780A (fr)
ES (1) ES252578Y (fr)
GR (1) GR69803B (fr)
IE (1) IE50758B1 (fr)
IL (1) IL60522A0 (fr)
IN (1) IN152408B (fr)
MA (1) MA18932A1 (fr)
ZA (1) ZA804132B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4763842A (en) * 1987-02-04 1988-08-16 Bill D. McCarthy Water drip device for irrigation
EP2112296B1 (fr) * 2008-04-25 2012-01-25 Bernhard Feigl Paroi de protection ou élément de pression destiné au support d'une paroi de protection

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL35081A (en) * 1969-08-11 1973-03-30 A C I Operations Trickle irrigation system
DE2061027C3 (de) * 1970-12-11 1982-03-04 Wilhelm 8730 Bad Kissingen Hegler Vorrichtung zum Anbringen einer Querprofilierung an einem Rohr aus thermoplastischem Kunststoff
US3777987A (en) * 1972-08-04 1973-12-11 Allport Davies Irrigation device
IL43850A (en) * 1973-12-18 1977-12-30 Mehoudar R Dripper unit for drip level irrigation
FR69963E (fr) * 1974-03-22 1959-01-30 Onera (Off Nat Aerospatiale) Appareil pour le dépouillement d'enregistrements
FR70398E (fr) * 1974-03-22 1959-04-06 Electronique & Physique Perfectionnements aux dispositifs de prise de vues de télévision et cinématographie
NL7610383A (nl) * 1975-09-22 1977-03-24 Sumitomo Chemical Co Irrigatie-leiding.
DE2553574A1 (de) * 1975-11-28 1977-06-08 Roehm Gmbh Verfahren zur herstellung von waermeaustauschern aus kunststoff
IL49814A (en) * 1976-06-16 1981-10-30 Heftziba Palgal Hose for trickle irrigation
AU2643377A (en) * 1976-06-29 1979-01-04 Drori M Drip irrigation emitter
MX143576A (es) * 1977-04-11 1981-06-03 Jaime Sahagun Barragan Mejoras en sistema integral de riego por goteo

Also Published As

Publication number Publication date
ES252578Y (es) 1981-08-16
EP0024622A1 (fr) 1981-03-11
ZA804132B (en) 1981-07-29
ES252578U (es) 1981-02-16
JPS5637126A (en) 1981-04-10
IL60522A0 (en) 1980-09-16
IE50758B1 (en) 1986-07-09
ATE6570T1 (de) 1984-03-15
MA18932A1 (fr) 1981-04-01
DE3066979D1 (en) 1984-04-19
IE801740L (en) 1981-02-17
DE2933304A1 (de) 1981-04-02
IN152408B (fr) 1984-01-07
DK352780A (da) 1981-02-18
CA1168012A (fr) 1984-05-29
EP0024622B1 (fr) 1984-03-14
GR69803B (fr) 1982-07-12

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