FR2263434A1 - Double ring seal for valve - has bars separating rings received in valve bore grooves - Google Patents
Double ring seal for valve - has bars separating rings received in valve bore groovesInfo
- Publication number
- FR2263434A1 FR2263434A1 FR7407200A FR7407200A FR2263434A1 FR 2263434 A1 FR2263434 A1 FR 2263434A1 FR 7407200 A FR7407200 A FR 7407200A FR 7407200 A FR7407200 A FR 7407200A FR 2263434 A1 FR2263434 A1 FR 2263434A1
- Authority
- FR
- France
- Prior art keywords
- valve
- ring seal
- double ring
- grooves
- separating rings
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
- F16K5/0457—Packings
- F16K5/0464—Packings in the housing
-
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The valve body (11) has an inlet and an outlet (12, 13) for the fluid. Perpendicular to these is a circular bore (14), intersecting the fluid circuit and having on each side an annular semicircular groove (17, 18), connected top and bottom, between the grooves by a straight semi-circular channel. The seal is mounded in one piece from a flexible material and has upper and lower annular rings (1, 2) connected together by two straight pieces, 180 deg. apart. This seal fits in the grooves and channels in the body and, when the spool (15) closes the fluid circuit, prevents escape both along this and the spool.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7407200A FR2263434A1 (en) | 1974-03-04 | 1974-03-04 | Double ring seal for valve - has bars separating rings received in valve bore grooves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7407200A FR2263434A1 (en) | 1974-03-04 | 1974-03-04 | Double ring seal for valve - has bars separating rings received in valve bore grooves |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2263434A1 true FR2263434A1 (en) | 1975-10-03 |
FR2263434B1 FR2263434B1 (en) | 1976-10-08 |
Family
ID=9135750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7407200A Granted FR2263434A1 (en) | 1974-03-04 | 1974-03-04 | Double ring seal for valve - has bars separating rings received in valve bore grooves |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2263434A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20304623U1 (en) | 2003-03-22 | 2003-06-12 | FESTO AG & Co., 73734 Esslingen | Seal for rotating flow control valve has a one piece fitting into the valve socket |
EP2952791A1 (en) * | 2014-06-05 | 2015-12-09 | Parker-Hannificn Corporation | Shut-off valve |
CN109196258A (en) * | 2016-05-19 | 2019-01-11 | 株式会社电装 | Flow channel switching valve |
-
1974
- 1974-03-04 FR FR7407200A patent/FR2263434A1/en active Granted
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20304623U1 (en) | 2003-03-22 | 2003-06-12 | FESTO AG & Co., 73734 Esslingen | Seal for rotating flow control valve has a one piece fitting into the valve socket |
EP2952791A1 (en) * | 2014-06-05 | 2015-12-09 | Parker-Hannificn Corporation | Shut-off valve |
US10533670B2 (en) | 2014-06-05 | 2020-01-14 | Parker-Hannifin Corporation | Compact double shut-off valve |
US11268483B2 (en) | 2014-06-05 | 2022-03-08 | Parker-Hannifin Corporation | Compact double shut-off valve |
CN109196258A (en) * | 2016-05-19 | 2019-01-11 | 株式会社电装 | Flow channel switching valve |
CN109196258B (en) * | 2016-05-19 | 2020-07-21 | 株式会社电装 | Flow path switching valve |
Also Published As
Publication number | Publication date |
---|---|
FR2263434B1 (en) | 1976-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
TP | Transmission of property | ||
TP | Transmission of property |