IT1079240B - DEVICE FOR THE DETECTION OF THE INCREASE OF THICKNESS OF A TUBE OF FIBROUS MATERIAL DURING ITS TRAINING - Google Patents

DEVICE FOR THE DETECTION OF THE INCREASE OF THICKNESS OF A TUBE OF FIBROUS MATERIAL DURING ITS TRAINING

Info

Publication number
IT1079240B
IT1079240B IT2406177A IT2406177A IT1079240B IT 1079240 B IT1079240 B IT 1079240B IT 2406177 A IT2406177 A IT 2406177A IT 2406177 A IT2406177 A IT 2406177A IT 1079240 B IT1079240 B IT 1079240B
Authority
IT
Italy
Prior art keywords
training
tube
detection
thickness
increase
Prior art date
Application number
IT2406177A
Other languages
Italian (it)
Original Assignee
Riva Calzoni Spa
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 Riva Calzoni Spa filed Critical Riva Calzoni Spa
Priority to IT2406177A priority Critical patent/IT1079240B/en
Priority to CH164478A priority patent/CH621084A5/en
Priority to DE19782808121 priority patent/DE2808121C3/en
Priority to FR7805424A priority patent/FR2391829A1/en
Priority to BE186783A priority patent/BE865966A/en
Priority to AT265278A priority patent/AT354922B/en
Application granted granted Critical
Publication of IT1079240B publication Critical patent/IT1079240B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/42—Methods or machines specially adapted for the production of tubular articles by shaping on or against mandrels or like moulding surfaces
    • B28B21/48—Methods or machines specially adapted for the production of tubular articles by shaping on or against mandrels or like moulding surfaces by wrapping, e.g. winding
IT2406177A 1977-05-27 1977-05-27 DEVICE FOR THE DETECTION OF THE INCREASE OF THICKNESS OF A TUBE OF FIBROUS MATERIAL DURING ITS TRAINING IT1079240B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT2406177A IT1079240B (en) 1977-05-27 1977-05-27 DEVICE FOR THE DETECTION OF THE INCREASE OF THICKNESS OF A TUBE OF FIBROUS MATERIAL DURING ITS TRAINING
CH164478A CH621084A5 (en) 1977-05-27 1978-02-15 Device for detecting the increase in thickness of a tube of fibrous material during formation thereof
DE19782808121 DE2808121C3 (en) 1977-05-27 1978-02-24 Device for forming a pipe from fiber material, in particular asbestos cement, on a driven mandrel
FR7805424A FR2391829A1 (en) 1977-05-27 1978-02-24 Computerised detection system for mfr. of asbestos-cement pipes - controls paste thickness placed on mandrel roller and inc. proximity detector
BE186783A BE865966A (en) 1977-05-27 1978-04-13 DEVICE FOR DETECTION OF THE THICKNESS INCREASE OF A FIBROUS MATERIAL TUBE DURING MANUFACTURING
AT265278A AT354922B (en) 1977-05-27 1978-04-17 DEVICE FOR FORMING A PIPE FROM FIBER MATERIAL, IN PARTICULAR ASBESTOS CEMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2406177A IT1079240B (en) 1977-05-27 1977-05-27 DEVICE FOR THE DETECTION OF THE INCREASE OF THICKNESS OF A TUBE OF FIBROUS MATERIAL DURING ITS TRAINING

Publications (1)

Publication Number Publication Date
IT1079240B true IT1079240B (en) 1985-05-08

Family

ID=11211749

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2406177A IT1079240B (en) 1977-05-27 1977-05-27 DEVICE FOR THE DETECTION OF THE INCREASE OF THICKNESS OF A TUBE OF FIBROUS MATERIAL DURING ITS TRAINING

Country Status (6)

Country Link
AT (1) AT354922B (en)
BE (1) BE865966A (en)
CH (1) CH621084A5 (en)
DE (1) DE2808121C3 (en)
FR (1) FR2391829A1 (en)
IT (1) IT1079240B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI121857B (en) * 2006-09-28 2011-05-13 Paroc Oy Ab Coating method and device for mineral wool pipe insulation bowl

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1055685A (en) * 1952-04-16 1954-02-22 Alessandro Calzoni Soc Device for the automatic variation of the forming pressure in machines for forming tubes from fibrous suspensions, in particular for forming fibro-cement tubes
FR1130938A (en) * 1954-09-16 1957-02-13 Alessandro Calzoni Spa Machine for the manufacture of fiber-cement tubes, in continuous operation, with device for feeding the collecting cylinders and unloading these cylinders with the formed tubes which they carry
US2892750A (en) * 1955-10-21 1959-06-30 Johns Manville Method and apparatus for loosening wet pipe from a mandrel
FR1204312A (en) * 1956-05-04 1960-01-25 Mannesmann Ag Machine for making moldings from mixtures of asbestos fibers and cement
AT230253B (en) * 1961-11-10 1963-11-25 Voith Ag J M Pressure regulator for asbestos-cement pipe machines
US3144378A (en) * 1962-06-20 1964-08-11 Johns Manville Method and apparatus for forming asbestos-cement products
US3271236A (en) * 1963-10-31 1966-09-06 Johns Manville Method and apparatus for the electrical loosening of the bond between a pipe and a mandrel during the winding of the pipe on the mandrel
US3554865A (en) * 1967-01-31 1971-01-12 Johns Manville Apparatus for forming asbestos-cement pipe
AT303507B (en) * 1968-11-28 1972-11-27 Voith Ag J M Method for regulating the line pressure of pressure rollers in machines for winding up webs of fabric
US3594274A (en) * 1969-04-21 1971-07-20 Johns Manville Selective mechanical aligning and equalizing means for asbestos cement tubes

Also Published As

Publication number Publication date
CH621084A5 (en) 1981-01-15
BE865966A (en) 1978-07-31
ATA265278A (en) 1979-06-15
FR2391829A1 (en) 1978-12-22
DE2808121B2 (en) 1979-07-12
DE2808121A1 (en) 1978-11-30
FR2391829B1 (en) 1980-10-17
AT354922B (en) 1979-02-11
DE2808121C3 (en) 1980-03-13

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