ES447400A2 - Sliding gate valves - Google Patents

Sliding gate valves

Info

Publication number
ES447400A2
ES447400A2 ES447400A ES447400A ES447400A2 ES 447400 A2 ES447400 A2 ES 447400A2 ES 447400 A ES447400 A ES 447400A ES 447400 A ES447400 A ES 447400A ES 447400 A2 ES447400 A2 ES 447400A2
Authority
ES
Spain
Prior art keywords
sliding
cylinder
piston
plate
gas spring
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES447400A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Flogates Ltd
Original Assignee
Flogates Ltd
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 Flogates Ltd filed Critical Flogates Ltd
Publication of ES447400A2 publication Critical patent/ES447400A2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/40—Means for pressing the plates together

Abstract

Improvements introduced in the object of the main patent no. 434534 filed on february 7, 1975 for "improvements introduced in a sliding gate valve for a pouring or pouring metal container in a state of fusion" whose valve comprises a fixed plate and a sliding or sliding plate in sliding contact with it, including the valve gas spring elements that rest on the slide plate and push it against the fixed plate, including gas spring elements closed expandable enclosures, sealed in a manner hermetic and individual and filled with gas or steam under pressure, characterized in that each of said elements comprises a cylinder having a piston in sliding contact with an internal wall thereof, projecting the piston from one end of the cylinder and placing itself directly in support of stop with the sliding plate, and the expandable confinement being defined by a space between an extr internal piston emo and a closed end of the cylinder, opposite said first end thereof. (Machine-translation by Google Translate, not legally binding)
ES447400A 1975-04-29 1976-04-28 Sliding gate valves Expired ES447400A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17714/75A GB1518841A (en) 1975-04-29 1975-04-29 Sliding gate valves

Publications (1)

Publication Number Publication Date
ES447400A2 true ES447400A2 (en) 1977-07-16

Family

ID=10099931

Family Applications (1)

Application Number Title Priority Date Filing Date
ES447400A Expired ES447400A2 (en) 1975-04-29 1976-04-28 Sliding gate valves

Country Status (3)

Country Link
ES (1) ES447400A2 (en)
GB (1) GB1518841A (en)
ZA (1) ZA762442B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9509014D0 (en) * 1995-05-03 1995-06-21 Flogates Ltd Improved sliding gate valve
GB2311947A (en) * 1996-03-12 1997-10-15 Flogates Ltd Sliding gate valve
GB0914834D0 (en) * 2009-08-25 2009-09-30 Nutberry Ltd Gas spring
GB2537386A (en) * 2015-04-14 2016-10-19 Nutberry Ltd Gas spring

Also Published As

Publication number Publication date
GB1518841A (en) 1978-07-26
ZA762442B (en) 1977-04-27
AU1350276A (en) 1977-11-03

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