ES416818A1 - Perfeccionamientos introducidos en las valvulas de seguri- dad para mando de prensas. - Google Patents
Perfeccionamientos introducidos en las valvulas de seguri- dad para mando de prensas.Info
- Publication number
- ES416818A1 ES416818A1 ES416818A ES416818A ES416818A1 ES 416818 A1 ES416818 A1 ES 416818A1 ES 416818 A ES416818 A ES 416818A ES 416818 A ES416818 A ES 416818A ES 416818 A1 ES416818 A1 ES 416818A1
- Authority
- ES
- Spain
- Prior art keywords
- fluid pressure
- pistons
- valve assembly
- controlling fluid
- operated apparatus
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
- F15B20/001—Double valve requiring the use of both hands simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/14—Control arrangements for mechanically-driven presses
- B30B15/142—Control arrangements for mechanically-driven presses controlling the brake or the clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
-
- 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
- Y10T137/87169—Supply and exhaust
- Y10T137/87193—Pilot-actuated
- Y10T137/87209—Electric
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Driven Valves (AREA)
- Multiple-Way Valves (AREA)
- Control Of Presses (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH222473A CH545422A (de) | 1973-02-14 | 1973-02-14 | Einrichtung zur Steuerung druckmittelbetriebener Vorrichtungen |
Publications (1)
Publication Number | Publication Date |
---|---|
ES416818A1 true ES416818A1 (es) | 1976-02-16 |
Family
ID=4228765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES416818A Expired ES416818A1 (es) | 1973-02-14 | 1973-07-12 | Perfeccionamientos introducidos en las valvulas de seguri- dad para mando de prensas. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3870073A (es) |
JP (1) | JPS49112229A (es) |
CH (1) | CH545422A (es) |
DD (1) | DD103415A5 (es) |
DE (1) | DE2308605A1 (es) |
ES (1) | ES416818A1 (es) |
FR (1) | FR2217615B1 (es) |
GB (1) | GB1422054A (es) |
IT (1) | IT981560B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4376450A (en) * | 1978-07-03 | 1983-03-15 | Scovill Manufacturing Co. - Scovill, Inc. | Valve position monitor and control system |
DE3331582A1 (de) * | 1983-09-01 | 1985-03-21 | Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart | 4/3-wegeventil |
US5314118A (en) * | 1991-02-14 | 1994-05-24 | Mannesmann Rexroth Gmbh | Piezoelectric controllable nozzle resistance for hydraulic apparatus |
DE4220967C2 (de) * | 1992-06-25 | 1997-04-30 | Mannesmann Ag | Ventil |
DE4400760C2 (de) * | 1994-01-13 | 1997-03-27 | Festo Kg | Mehrwegeventil |
JP4072738B2 (ja) * | 1997-08-21 | 2008-04-09 | Smc株式会社 | 5ポート電磁弁ボディを利用した3ポート電磁弁 |
US20050284525A1 (en) * | 2004-06-25 | 2005-12-29 | Schnell Richard E | Manually-operated piloted control-reliable lockout valve |
JP4284687B2 (ja) * | 2005-04-26 | 2009-06-24 | Smc株式会社 | 真空及び真空破壊用複合弁 |
JP4966353B2 (ja) * | 2009-09-30 | 2012-07-04 | 株式会社東芝 | 流路切換装置 |
JP5991288B2 (ja) | 2013-08-28 | 2016-09-14 | Smc株式会社 | 残圧排出弁付き5ポート切換弁 |
CN113294560B (zh) * | 2021-04-28 | 2022-08-19 | 北京航天发射技术研究所 | 一种高压双向切换电动截止阀 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3139109A (en) * | 1961-03-13 | 1964-06-30 | Erich Herion | Valve control system |
CH509535A (de) * | 1970-05-06 | 1971-06-30 | Technomatic Ag | Sicherheitsventil für druckmittelbetriebene Vorrichtungen |
-
1973
- 1973-02-14 CH CH222473A patent/CH545422A/de not_active IP Right Cessation
- 1973-02-21 DE DE19732308605 patent/DE2308605A1/de active Pending
- 1973-03-23 IT IT2206173A patent/IT981560B/it active
- 1973-03-29 FR FR7311262A patent/FR2217615B1/fr not_active Expired
- 1973-04-06 JP JP3885973A patent/JPS49112229A/ja active Pending
- 1973-04-10 GB GB1704673A patent/GB1422054A/en not_active Expired
- 1973-05-10 DD DD17075073A patent/DD103415A5/xx unknown
- 1973-07-12 ES ES416818A patent/ES416818A1/es not_active Expired
- 1973-11-16 US US41643773 patent/US3870073A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IT981560B (it) | 1974-10-10 |
FR2217615A1 (es) | 1974-09-06 |
DD103415A5 (es) | 1974-01-20 |
DE2308605A1 (de) | 1974-08-29 |
FR2217615B1 (es) | 1976-05-21 |
JPS49112229A (es) | 1974-10-25 |
CH545422A (de) | 1973-12-15 |
US3870073A (en) | 1975-03-11 |
GB1422054A (en) | 1976-01-21 |
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