IT1096675B - Gruppo regolatore e stabilizzatore di velocita' e di portata per controllo di portate idrauliche - Google Patents

Gruppo regolatore e stabilizzatore di velocita' e di portata per controllo di portate idrauliche

Info

Publication number
IT1096675B
IT1096675B IT24579/78A IT2457978A IT1096675B IT 1096675 B IT1096675 B IT 1096675B IT 24579/78 A IT24579/78 A IT 24579/78A IT 2457978 A IT2457978 A IT 2457978A IT 1096675 B IT1096675 B IT 1096675B
Authority
IT
Italy
Prior art keywords
flow rate
speed
stabilizer group
rate control
regulator
Prior art date
Application number
IT24579/78A
Other languages
English (en)
Other versions
IT7824579A0 (it
Original Assignee
Sardelli Bruno
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 Sardelli Bruno filed Critical Sardelli Bruno
Priority to IT24579/78A priority Critical patent/IT1096675B/it
Publication of IT7824579A0 publication Critical patent/IT7824579A0/it
Priority to FR7915102A priority patent/FR2428868A1/fr
Priority to BE0/195720A priority patent/BE876955A/xx
Priority to DE19792923971 priority patent/DE2923971A1/de
Application granted granted Critical
Publication of IT1096675B publication Critical patent/IT1096675B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0126—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • B21B21/04—Pilgrim-step feeding mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
IT24579/78A 1978-06-14 1978-06-14 Gruppo regolatore e stabilizzatore di velocita' e di portata per controllo di portate idrauliche IT1096675B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT24579/78A IT1096675B (it) 1978-06-14 1978-06-14 Gruppo regolatore e stabilizzatore di velocita' e di portata per controllo di portate idrauliche
FR7915102A FR2428868A1 (fr) 1978-06-14 1979-06-13 Groupe regulateur et stabilisateur de vitesse et de debit pour le controle de debits hydrauliques
BE0/195720A BE876955A (fr) 1978-06-14 1979-06-13 Groupe regulateur et stabilisateur de vitesse et de debit pour le controle de debits hydrauliques
DE19792923971 DE2923971A1 (de) 1978-06-14 1979-06-13 Vorrichtung zum regeln und konstanthalten der geschwindigkeit und des bereiches bei hydraulisch gesteuerten aggregaten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24579/78A IT1096675B (it) 1978-06-14 1978-06-14 Gruppo regolatore e stabilizzatore di velocita' e di portata per controllo di portate idrauliche

Publications (2)

Publication Number Publication Date
IT7824579A0 IT7824579A0 (it) 1978-06-14
IT1096675B true IT1096675B (it) 1985-08-26

Family

ID=11214039

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24579/78A IT1096675B (it) 1978-06-14 1978-06-14 Gruppo regolatore e stabilizzatore di velocita' e di portata per controllo di portate idrauliche

Country Status (4)

Country Link
BE (1) BE876955A (it)
DE (1) DE2923971A1 (it)
FR (1) FR2428868A1 (it)
IT (1) IT1096675B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476893A (en) * 1980-07-04 1984-10-16 Barmag Barmer Maschinenfabrik Ag Hydraulic flow control valve
DE4406578A1 (de) * 1994-03-01 1995-09-07 Rexroth Mannesmann Gmbh Positionierantrieb, insbesondere für eine Werkzeugmaschine
CN102019293B (zh) * 2010-10-16 2012-06-27 太原重工股份有限公司 一种更换穿孔机顶头的液压控制系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR475473A (fr) * 1914-07-24 1915-05-18 Escaut Et Meuse D Appareil permettant de régler l'avance de l'ébauche dans les laminoirs à "pas de pélerin"
GB743417A (en) * 1953-02-27 1956-01-18 Wellman Smith Owen Eng Co Ltd Improvements in or relating to the manufacture of seamless metal tubes
FR1138162A (fr) * 1954-12-22 1957-06-11 Keelavite Co Ltd Régulateur de débit et appareil comportant ce régulateur
IT1143645B (it) * 1977-04-01 1986-10-22 P M I Srl Perfezionamenti nei meccanismi di avanzamento per laminatoi a passo di pellegrino per tupi senza saldatura

Also Published As

Publication number Publication date
BE876955A (fr) 1979-10-01
IT7824579A0 (it) 1978-06-14
DE2923971A1 (de) 1980-01-03
FR2428868A1 (fr) 1980-01-11

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