IT995687B - Valvola a saracinesca a piastre parallele con anelli doppi di tenuta - Google Patents

Valvola a saracinesca a piastre parallele con anelli doppi di tenuta

Info

Publication number
IT995687B
IT995687B IT29882/73A IT2988273A IT995687B IT 995687 B IT995687 B IT 995687B IT 29882/73 A IT29882/73 A IT 29882/73A IT 2988273 A IT2988273 A IT 2988273A IT 995687 B IT995687 B IT 995687B
Authority
IT
Italy
Prior art keywords
gate valve
sealing rings
parallel plate
double sealing
plate gate
Prior art date
Application number
IT29882/73A
Other languages
English (en)
Italian (it)
Original Assignee
Babcock & Wilcox Ag
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 Babcock & Wilcox Ag filed Critical Babcock & Wilcox Ag
Application granted granted Critical
Publication of IT995687B publication Critical patent/IT995687B/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
    • F16K3/188—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 hydraulic forces
    • 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
    • F16K27/10—Welded housings
    • F16K27/105—Welded housings for gate valves
IT29882/73A 1972-10-10 1973-10-09 Valvola a saracinesca a piastre parallele con anelli doppi di tenuta IT995687B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2249601A DE2249601C3 (de) 1972-10-10 1972-10-10 Parallel-Platten-Absperrschieber

Publications (1)

Publication Number Publication Date
IT995687B true IT995687B (it) 1975-11-20

Family

ID=5858633

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29882/73A IT995687B (it) 1972-10-10 1973-10-09 Valvola a saracinesca a piastre parallele con anelli doppi di tenuta

Country Status (5)

Country Link
AT (1) AT332185B (de)
DE (1) DE2249601C3 (de)
FR (1) FR2202246B1 (de)
GB (1) GB1403959A (de)
IT (1) IT995687B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3405681A1 (de) * 1984-02-17 1985-08-22 Deutsche Babcock Werke AG, 4200 Oberhausen Absperrschieber
US4685655A (en) * 1986-01-30 1987-08-11 Smith International, Inc. Pressure-balanced gate for split-gate valve
GB2389639B (en) * 2002-06-14 2005-09-07 Water Hydraulics Company Ltd Fluid valves
RU2478858C2 (ru) * 2011-06-16 2013-04-10 Общество с ограниченной ответственностью Научно-производственная компания "МТПА" Корпус трубопроводной арматуры
CN105003673B (zh) * 2015-07-03 2019-05-10 南通国电电站阀门有限公司 高压法焊连接式带旁路排污平行闸阀

Also Published As

Publication number Publication date
DE2249601B2 (de) 1978-11-16
DE2249601C3 (de) 1979-07-12
FR2202246B1 (de) 1976-06-18
AT332185B (de) 1976-09-10
DE2249601A1 (de) 1974-04-25
ATA794173A (de) 1975-12-15
GB1403959A (en) 1975-08-28
FR2202246A1 (de) 1974-05-03

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