IT1047068B - Perfezionamento nelle valvole per fluidi ad alta pressione - Google Patents
Perfezionamento nelle valvole per fluidi ad alta pressioneInfo
- Publication number
- IT1047068B IT1047068B IT51349/75A IT5134975A IT1047068B IT 1047068 B IT1047068 B IT 1047068B IT 51349/75 A IT51349/75 A IT 51349/75A IT 5134975 A IT5134975 A IT 5134975A IT 1047068 B IT1047068 B IT 1047068B
- Authority
- IT
- Italy
- Prior art keywords
- valves
- improvement
- high pressure
- pressure fluids
- fluids
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title 1
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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4008—Control of circuit pressure
- F16H61/4017—Control of high pressure, e.g. avoiding excess pressure by a relief valve
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
-
- 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
- F16K2200/00—Details of valves
- F16K2200/10—Means for compensation of misalignment between seat and closure member
- F16K2200/102—Means for compensation of misalignment between seat and closure member seat self-aligning to closure member
-
- 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7764—Choked or throttled pressure type
- Y10T137/7766—Choked passage through main valve head
-
- 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7929—Spring coaxial with valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US515271A US3906993A (en) | 1974-10-16 | 1974-10-16 | Dual direction floating valve seat |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1047068B true IT1047068B (it) | 1980-09-10 |
Family
ID=24050669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT51349/75A IT1047068B (it) | 1974-10-16 | 1975-09-15 | Perfezionamento nelle valvole per fluidi ad alta pressione |
Country Status (7)
Country | Link |
---|---|
US (1) | US3906993A (it) |
JP (2) | JPS5165424A (it) |
CA (1) | CA1023642A (it) |
DE (1) | DE2541879C2 (it) |
FR (1) | FR2288263A1 (it) |
GB (1) | GB1520655A (it) |
IT (1) | IT1047068B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2631922A1 (de) * | 1976-07-15 | 1978-01-19 | Linde Ag | Kombiniertes druckbegrenzungsventil und rueckschlagventil |
JPS57144344A (en) * | 1981-03-02 | 1982-09-06 | Hitachi Constr Mach Co Ltd | Flushing valve |
FR2661726B1 (fr) * | 1990-05-02 | 1992-08-28 | Carbon Ste Fse Amortisseurs | Siege raye pour clapet ou soupape hydraulique ou pneumatique et systeme equipe d'un tel siege. |
US5136845A (en) * | 1991-08-29 | 1992-08-11 | Eaton Corporation | Hydrostatic transmission and relief valve therefor |
US8573557B2 (en) * | 2008-12-18 | 2013-11-05 | Hydril Usa Manufacturing Llc | Bidirectional ram BOP and method |
EP3215769B1 (en) * | 2014-11-07 | 2020-01-08 | Swagelok Company | Self-aligning valve seal |
US10184496B2 (en) * | 2016-12-06 | 2019-01-22 | Airgas, Inc. | Automatic pressure and vacuum clearing skid method |
US11873915B1 (en) | 2021-12-30 | 2024-01-16 | United States Of America As Represented By The Administrator Of Nasa | Poppet valve with pivotable seal |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2330610A (en) * | 1939-07-21 | 1943-09-28 | Natter Otto | Needle valve and seat therefor |
US2977974A (en) * | 1957-11-04 | 1961-04-04 | Lindsay H Browne | Valve |
US3106219A (en) * | 1960-11-02 | 1963-10-08 | Union Carbide Corp | Pressure control valve |
US3411535A (en) * | 1966-08-17 | 1968-11-19 | Rosaen Borje O | Cartridge valves |
US3534941A (en) * | 1967-09-20 | 1970-10-20 | Dresser Ind | Fire hydrant |
US3650291A (en) * | 1969-10-06 | 1972-03-21 | Abex Corp | Combination relief and shuttle valve |
NL7005063A (it) * | 1970-04-08 | 1971-10-12 |
-
1974
- 1974-10-16 US US515271A patent/US3906993A/en not_active Expired - Lifetime
-
1975
- 1975-07-04 CA CA230,851A patent/CA1023642A/en not_active Expired
- 1975-09-15 IT IT51349/75A patent/IT1047068B/it active
- 1975-09-19 DE DE2541879A patent/DE2541879C2/de not_active Expired
- 1975-09-23 GB GB39029/75A patent/GB1520655A/en not_active Expired
- 1975-10-14 FR FR7531433A patent/FR2288263A1/fr active Granted
- 1975-10-16 JP JP50124849A patent/JPS5165424A/ja active Pending
-
1982
- 1982-11-29 JP JP1982180532U patent/JPS58109671U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1520655A (en) | 1978-08-09 |
US3906993A (en) | 1975-09-23 |
CA1023642A (en) | 1978-01-03 |
JPS5165424A (it) | 1976-06-07 |
DE2541879C2 (de) | 1983-01-05 |
FR2288263A1 (fr) | 1976-05-14 |
JPS58109671U (ja) | 1983-07-26 |
FR2288263B1 (it) | 1978-04-07 |
DE2541879A1 (de) | 1976-04-29 |
JPS6128931Y2 (it) | 1986-08-27 |
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