NL6915725A - - Google Patents
Info
- Publication number
- NL6915725A NL6915725A NL6915725A NL6915725A NL6915725A NL 6915725 A NL6915725 A NL 6915725A NL 6915725 A NL6915725 A NL 6915725A NL 6915725 A NL6915725 A NL 6915725A NL 6915725 A NL6915725 A NL 6915725A
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
- Y10T137/4358—Liquid supplied at valve interface
- Y10T137/4442—External pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86928—Sequentially progressive opening or closing of plural valves
- Y10T137/86936—Pressure equalizing or auxiliary shunt flow
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76842968A | 1968-10-17 | 1968-10-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6915725A true NL6915725A (es) | 1970-04-21 |
Family
ID=25082480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6915725A NL6915725A (es) | 1968-10-17 | 1969-10-17 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3534764A (es) |
DE (1) | DE1952241A1 (es) |
ES (1) | ES371347A1 (es) |
FR (1) | FR2020884A1 (es) |
NL (1) | NL6915725A (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3923285A (en) * | 1974-09-19 | 1975-12-02 | Acf Ind Inc | Stem connection for gate valves |
US4177833A (en) * | 1978-07-14 | 1979-12-11 | Acf Industries, Incorporated | Valves having a pressure equalizer across dual face seals |
US7931251B2 (en) * | 2009-07-08 | 2011-04-26 | Perdix Engineering Llc | Expanding gate valve |
DE102013205026A1 (de) | 2013-03-21 | 2014-09-25 | Gühring KG | Drehangetriebenes Schaftwerkzeug |
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1968
- 1968-10-17 US US768429A patent/US3534764A/en not_active Expired - Lifetime
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1969
- 1969-09-09 ES ES371347A patent/ES371347A1/es not_active Expired
- 1969-10-08 FR FR6934392A patent/FR2020884A1/fr not_active Withdrawn
- 1969-10-16 DE DE19691952241 patent/DE1952241A1/de active Pending
- 1969-10-17 NL NL6915725A patent/NL6915725A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US3534764A (en) | 1970-10-20 |
FR2020884A1 (es) | 1970-07-17 |
ES371347A1 (es) | 1971-10-16 |
DE1952241A1 (de) | 1970-04-30 |