IT1010221B - Sedi per valvole a saracinesca - Google Patents

Sedi per valvole a saracinesca

Info

Publication number
IT1010221B
IT1010221B IT22057/74A IT2205774A IT1010221B IT 1010221 B IT1010221 B IT 1010221B IT 22057/74 A IT22057/74 A IT 22057/74A IT 2205774 A IT2205774 A IT 2205774A IT 1010221 B IT1010221 B IT 1010221B
Authority
IT
Italy
Prior art keywords
seats
gate valves
valves
gate
Prior art date
Application number
IT22057/74A
Other languages
English (en)
Original Assignee
Acf Ind Inc
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 Acf Ind Inc filed Critical Acf Ind Inc
Application granted granted Critical
Publication of IT1010221B publication Critical patent/IT1010221B/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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
    • F16K3/18—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members
    • F16K3/184—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of cams
    • F16K3/186—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of cams by means of cams of wedge from

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
IT22057/74A 1973-06-11 1974-04-29 Sedi per valvole a saracinesca IT1010221B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00368920A US3823911A (en) 1973-06-11 1973-06-11 Seats for gate valves

Publications (1)

Publication Number Publication Date
IT1010221B true IT1010221B (it) 1977-01-10

Family

ID=23453301

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22057/74A IT1010221B (it) 1973-06-11 1974-04-29 Sedi per valvole a saracinesca

Country Status (6)

Country Link
US (1) US3823911A (it)
JP (1) JPS5022319A (it)
AT (1) AT336361B (it)
CA (1) CA996532A (it)
GB (1) GB1468596A (it)
IT (1) IT1010221B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893652A (en) * 1973-10-05 1975-07-08 Acf Ind Inc Means connecting gate valve and valve stem
JPS52111195A (en) * 1976-03-15 1977-09-17 Mitsubishi Heavy Ind Ltd Inboard working tower
US4162057A (en) * 1978-04-05 1979-07-24 Aerojet-General Corporation Linear retractable seal valve
US4193581A (en) * 1978-06-19 1980-03-18 Acf Industries, Incorporated Cage for gate valves and method of assembly
US4188016A (en) * 1978-06-29 1980-02-12 Acf Industries, Incorporated Spacer carriers for floating seats in gate valves
US4189127A (en) * 1978-08-24 1980-02-19 FIP, S. A. de C.V. Expanding gate valve
US4177998A (en) * 1978-08-25 1979-12-11 Acf Industries, Incorporated Packing gland assembly
US4179098A (en) * 1978-09-28 1979-12-18 Acf Industries, Incorporated Spacer plates for gate valve seat assemblies
US4193577A (en) * 1978-10-10 1980-03-18 Acf Industries, Incorporated Expanding gate valve with axially flexed spring plate
US4376524A (en) * 1980-11-26 1983-03-15 Acf Industries, Incorporated Low stress stem connection structure for a non-rising stem type gate valve
US4629161A (en) * 1985-05-02 1986-12-16 Cameron Iron Works, Inc. Gate valve
US5342028A (en) * 1989-11-17 1994-08-30 Nevrekar Venkatesh R Expanding valve assembly
US5205535A (en) * 1989-11-17 1993-04-27 Nevrekar Venkatesh R Expanding gate valve assembly
US5236345A (en) * 1992-02-11 1993-08-17 Nevrekar Venkatesh R Expanding gate valve assembly
US7975983B2 (en) * 2008-08-19 2011-07-12 Vetco Gray Inc. System, method and apparatus for split gate valve with mechanically isolated seal surfaces
SG11201403458WA (en) 2012-01-03 2014-07-30 Forum Us Inc Valve seat retention pin
US10663068B2 (en) * 2017-07-27 2020-05-26 Worldwide Oilfield Machine, Inc. Wedge guide

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2583512A (en) * 1950-01-16 1952-01-22 W K M Company Gate valve
US2778600A (en) * 1952-07-05 1957-01-22 Crane Co Gate valve
US2906491A (en) * 1955-07-29 1959-09-29 William G Young Valves
GB837057A (en) * 1958-01-13 1960-06-09 William Gladstone Young Fluid control gate valve
US2977086A (en) * 1958-06-23 1961-03-28 Irving J Heinen Gate type dual seal valve

Also Published As

Publication number Publication date
CA996532A (en) 1976-09-07
ATA468174A (de) 1976-08-15
JPS5022319A (it) 1975-03-10
US3823911A (en) 1974-07-16
AU6999374A (en) 1975-12-11
GB1468596A (en) 1977-03-30
AT336361B (de) 1977-05-10

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