IT1242403B - Sistema di chiusura per una valvola idraulica a saracinesca - Google Patents

Sistema di chiusura per una valvola idraulica a saracinesca

Info

Publication number
IT1242403B
IT1242403B IT42534A IT4253490A IT1242403B IT 1242403 B IT1242403 B IT 1242403B IT 42534 A IT42534 A IT 42534A IT 4253490 A IT4253490 A IT 4253490A IT 1242403 B IT1242403 B IT 1242403B
Authority
IT
Italy
Prior art keywords
gate valve
closing system
hydraulic gate
hydraulic
closing
Prior art date
Application number
IT42534A
Other languages
English (en)
Other versions
IT9042534A0 (it
IT9042534A1 (it
Inventor
Giorgio Bonatti
Original Assignee
Giorgio Bonatti
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 Giorgio Bonatti filed Critical Giorgio Bonatti
Priority to IT42534A priority Critical patent/IT1242403B/it
Publication of IT9042534A0 publication Critical patent/IT9042534A0/it
Priority to EP91830322A priority patent/EP0481924A1/en
Publication of IT9042534A1 publication Critical patent/IT9042534A1/it
Application granted granted Critical
Publication of IT1242403B publication Critical patent/IT1242403B/it

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Driven Valves (AREA)
  • Valve Housings (AREA)
IT42534A 1990-10-17 1990-10-17 Sistema di chiusura per una valvola idraulica a saracinesca IT1242403B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT42534A IT1242403B (it) 1990-10-17 1990-10-17 Sistema di chiusura per una valvola idraulica a saracinesca
EP91830322A EP0481924A1 (en) 1990-10-17 1991-07-23 A system for securing the bonnet of a hydraulic gate valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT42534A IT1242403B (it) 1990-10-17 1990-10-17 Sistema di chiusura per una valvola idraulica a saracinesca

Publications (3)

Publication Number Publication Date
IT9042534A0 IT9042534A0 (it) 1990-10-17
IT9042534A1 IT9042534A1 (it) 1992-04-17
IT1242403B true IT1242403B (it) 1994-03-04

Family

ID=11254362

Family Applications (1)

Application Number Title Priority Date Filing Date
IT42534A IT1242403B (it) 1990-10-17 1990-10-17 Sistema di chiusura per una valvola idraulica a saracinesca

Country Status (2)

Country Link
EP (1) EP0481924A1 (it)
IT (1) IT1242403B (it)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2527949A (en) * 1946-04-23 1950-10-31 Oil Well Supply Co Slush pump valve cover
US2610820A (en) * 1946-11-15 1952-09-16 Edward Valves Inc Valve bonnet structure
US2660191A (en) * 1948-12-20 1953-11-24 Alexander S Volpin Gate valve
US2954960A (en) * 1956-12-24 1960-10-04 Acf Ind Inc Non-floating seat structure for expanding gate valves
DE3440464A1 (de) * 1984-11-06 1986-06-12 Bopp & Reuther Gmbh, 6800 Mannheim Absperrschieber
DE3737162A1 (de) * 1987-11-02 1989-05-11 Waldenmaier J E H Armatur mit schraubenlosem deckel
DE3764962D1 (de) * 1987-11-02 1990-10-18 Waldenmaier J E H Armatur mit schraubenlosem deckel.

Also Published As

Publication number Publication date
IT9042534A0 (it) 1990-10-17
EP0481924A1 (en) 1992-04-22
IT9042534A1 (it) 1992-04-17

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961031