ES234551U - Espaquetadura reajustable para prensaestopas. - Google Patents
Espaquetadura reajustable para prensaestopas.Info
- Publication number
- ES234551U ES234551U ES1978234551U ES234551U ES234551U ES 234551 U ES234551 U ES 234551U ES 1978234551 U ES1978234551 U ES 1978234551U ES 234551 U ES234551 U ES 234551U ES 234551 U ES234551 U ES 234551U
- Authority
- ES
- Spain
- Prior art keywords
- packings
- faces
- well
- gaskets
- shaped pieces
- 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.)
- Granted
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
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
-
- 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
- F16K3/0227—Packings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Bag Frames (AREA)
- Details Of Valves (AREA)
Abstract
Empaquetadura reajustable para prensaestopas, que trabaja asociada a una corredera plana, que incluye dos primeras empaquetaduras, dispuestas a un lado y a otro de las caras planas mayores de la corredera, así como dos segundas empaquetaduras, dispuestas lateralmente así como contra las caras menores de la corredera y ejerciendo un apriete sobre esta última; estando todas las empaquetaduras citadas dispuestas en el interior de una carcasa de empaquetadura dotada de una sección tranversal sensiblemente rectangular, y comportando un órgano de reajuste, al menos, con cuyo accionamiento se comprimen las empaquetaduras en dirección hacia la corredera, caracterizada porque en las caras traseras de las dos primeras empaquetaduras se disponen, intercaladas entre estas últimas y la carcasa, unas piezas cuneiformes escalonadas, las cuales son susceptibles de desplazarse en la dirección longitudinal de las empaquetaduras y trabajan juntamente con unas piezas cuneiformes estacionarias, conjugada.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2746956A DE2746956C2 (de) | 1977-10-19 | 1977-10-19 | Nachstellbare Stopfbüchsenpackung |
Publications (2)
Publication Number | Publication Date |
---|---|
ES234551U true ES234551U (es) | 1978-04-16 |
ES234551Y ES234551Y (es) | 1978-09-16 |
Family
ID=6021781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1978234551U Expired ES234551Y (es) | 1977-10-19 | 1978-03-10 | Empaquetadura reajustable para prensaestopas. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4138126A (es) |
DE (1) | DE2746956C2 (es) |
ES (1) | ES234551Y (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4573537A (en) * | 1981-05-07 | 1986-03-04 | L'garde, Inc. | Casing packer |
US4394022A (en) * | 1981-09-29 | 1983-07-19 | Gilmore Richard F | Mechanically expandable annular seal |
US4622703A (en) * | 1985-08-15 | 1986-11-18 | Casper Cuschera | Drain fitting with frictional seal retention |
US7905492B2 (en) * | 2007-12-03 | 2011-03-15 | Baker Hughes Incorporated | Self-boosting wedge tubing-to-casing seal |
ITBO20130544A1 (it) * | 2013-10-02 | 2015-04-03 | Wamgroup Spa | Valvola a ghigliottina per una tramoggia contenente del materiale in polvere oppure in piccola pezzatura |
US10436331B2 (en) * | 2014-09-16 | 2019-10-08 | Parker-Hannifin Corporation | Gate valve |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US463053A (en) * | 1891-11-10 | Metallic rod-packing | ||
DE282241C (es) * | ||||
US3125323A (en) * | 1964-03-17 | Gate type seal valve | ||
US2732170A (en) * | 1956-01-24 | Valves | ||
US609752A (en) * | 1898-08-23 | Lor angell | ||
CA664585A (en) * | 1963-06-11 | J. Heinen Irving | Gate type dual seal valve | |
DE629628C (de) * | 1934-07-19 | 1936-05-11 | Bruno Stark | Absperrschieber fuer gasfoermige und fluessige Stoffe |
US2866253A (en) * | 1954-03-25 | 1958-12-30 | Acf Ind Inc | Gate valve |
DE1008070B (de) * | 1954-09-27 | 1957-05-09 | Eugen Siempelkamp | Zylinder- und Kolbenabdichtung |
US2946349A (en) * | 1958-01-13 | 1960-07-26 | Chiksan Co | Fast operating plate valve |
US3097823A (en) * | 1959-10-28 | 1963-07-16 | Kaiser Rudolf | Shutoff cock having a spherical plug |
DE1957560A1 (de) * | 1969-11-15 | 1971-05-27 | Eisen Und Metallgiesserei Gerh | Flachschieber |
CH541756A (de) * | 1972-01-05 | 1973-09-15 | Sistag | Schieber |
US4026517A (en) * | 1976-03-17 | 1977-05-31 | New Concepts, Inc. | Biasable seal for gate valves |
-
1977
- 1977-10-19 DE DE2746956A patent/DE2746956C2/de not_active Expired
-
1978
- 1978-03-06 US US05/883,975 patent/US4138126A/en not_active Expired - Lifetime
- 1978-03-10 ES ES1978234551U patent/ES234551Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2746956C2 (de) | 1987-05-14 |
DE2746956A1 (de) | 1979-04-26 |
ES234551Y (es) | 1978-09-16 |
US4138126A (en) | 1979-02-06 |
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