IT1173559B - Monitore perfezionato per valvole doppie di sicurezza - Google Patents
Monitore perfezionato per valvole doppie di sicurezzaInfo
- Publication number
- IT1173559B IT1173559B IT20373/84A IT2037384A IT1173559B IT 1173559 B IT1173559 B IT 1173559B IT 20373/84 A IT20373/84 A IT 20373/84A IT 2037384 A IT2037384 A IT 2037384A IT 1173559 B IT1173559 B IT 1173559B
- Authority
- IT
- Italy
- Prior art keywords
- perfected
- monitor
- safety valves
- double safety
- double
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
- Y10T137/87217—Motor
- Y10T137/87225—Fluid motor
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)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Presses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/482,135 US4542767A (en) | 1983-04-05 | 1983-04-05 | Monitor for double safety valves |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8420373A0 IT8420373A0 (it) | 1984-04-03 |
IT1173559B true IT1173559B (it) | 1987-06-24 |
Family
ID=23914837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20373/84A IT1173559B (it) | 1983-04-05 | 1984-04-03 | Monitore perfezionato per valvole doppie di sicurezza |
Country Status (10)
Country | Link |
---|---|
US (1) | US4542767A (it) |
JP (1) | JPS59205088A (it) |
BR (1) | BR8401573A (it) |
CA (1) | CA1227990A (it) |
DD (1) | DD218934A5 (it) |
DE (1) | DE3410426A1 (it) |
FR (1) | FR2544048B1 (it) |
GB (1) | GB2137737B (it) |
IT (1) | IT1173559B (it) |
MX (1) | MX159643A (it) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3615369C2 (de) * | 1986-05-06 | 1995-11-16 | Herion Werke Kg | Sicherheitsventil |
US4733691A (en) * | 1987-05-05 | 1988-03-29 | Konan Electric Co., Ltd. | Solenoid valve |
US5113907A (en) * | 1991-01-29 | 1992-05-19 | Ross Operating Valve Company | Dynamic self-monitoring air operating system |
DE4219679C1 (de) * | 1992-06-16 | 1993-12-16 | Hella Kg Hueck & Co | Ventilanordnung |
SE505573C2 (sv) * | 1995-12-19 | 1997-09-15 | Ross Operating Valve Co | Styranordning med självkontroll av styranordningens komponenter vid varje styrningsoperation |
ES2128920B1 (es) * | 1996-02-02 | 1999-12-16 | Coop Goizper S | Sistema hidraulico para el control de frenos, embragues y frenos-embragues. |
SE9600697L (sv) * | 1996-02-23 | 1997-03-24 | Ross Operating Valve Co | Återinkopplingsspärr för ett i varje arbetscykel självkontrollerande styrdon |
IT1282395B1 (it) * | 1996-05-02 | 1998-03-20 | G P A Italiana S P A | Valvola di sicurezza per apparecchiature funzionanti con fluido in pressione |
DE19620468A1 (de) * | 1996-05-21 | 1997-11-27 | Herion Technomatic Ag Aesch | Verfahren und Vorrichtung zum Überwachen der Funktionsabläufe in einem Ventil |
US5799561A (en) * | 1996-07-15 | 1998-09-01 | Ross Operating Valve Company | Control device |
US5927324A (en) * | 1996-12-16 | 1999-07-27 | Ross Operating Valve Company | Cross flow with crossmirror and lock out capability valve |
US6155293A (en) | 1996-12-16 | 2000-12-05 | Ross Operating Valve Company | Double valve with anti-tiedown capability |
US6478049B2 (en) | 1996-12-16 | 2002-11-12 | Ross Operating Valve Company | Double valve with anti-tiedown capability |
US5850852A (en) * | 1996-12-16 | 1998-12-22 | Ross Operating Valve Company | Crossflow with crossmirror and lock out capability valve |
DE10113414C2 (de) * | 2001-03-20 | 2003-04-24 | Fette Wilhelm Gmbh | Vorrichtung zum Aussortieren von Tabletten in einer Rundläufer-Tablettenpresse |
DE60217753T2 (de) | 2001-05-04 | 2007-11-15 | Ross Operating Valve Co., Troy | Steuerventilsystem |
US7114521B2 (en) * | 2003-09-03 | 2006-10-03 | Ross Operating Valve Company | Double valve constructed from unitary single valves |
US6840259B1 (en) * | 2003-09-12 | 2005-01-11 | Ross Operating Valve Company | Dynamically-monitored double valve with retained memory of valve states |
US6840258B1 (en) * | 2003-09-12 | 2005-01-11 | Ross Operating Valve Company | Dynamically-monitored double valve with anti-tiedown feature |
US6830066B1 (en) | 2003-10-10 | 2004-12-14 | Ross Operating Valve Co. | Valve with positively driven sensing switch connection |
US20050284525A1 (en) * | 2004-06-25 | 2005-12-29 | Schnell Richard E | Manually-operated piloted control-reliable lockout valve |
US7328719B2 (en) * | 2004-08-10 | 2008-02-12 | Ross Operating Valve Company | Valve state sensing module |
US8028717B2 (en) * | 2007-10-04 | 2011-10-04 | Ross Operating Valve Company | High throughput double valve with reduced outlet pressure during a faulted state |
CN102878325A (zh) * | 2012-10-18 | 2013-01-16 | 无锡市拓发自控设备有限公司 | 组合气动回转接头的二位三通电磁阀 |
US10233951B2 (en) | 2016-10-05 | 2019-03-19 | Caterpillar Inc. | Method to detect uncommanded spool valve positioning and stop fluid flow to hydraulic actuators |
JP7148323B2 (ja) * | 2018-08-24 | 2022-10-05 | アズビルTaco株式会社 | クロスフロー型デュアルバルブおよびクロスフロー型デュアルバルブの筐体の製造方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US31161A (en) | 1861-01-22 | Hub-machine | ||
US28520A (en) | 1860-05-29 | Locomotive-boiler | ||
DD41174A3 (it) * | 1961-11-08 | 1965-11-05 | ||
DE2002890C3 (de) * | 1970-01-23 | 1974-06-06 | Woroneschskij Ordena Trudowowo Krasnowo Snameni Sawod Kusnetschno-Pressowowo Oborudowanija Imeni M.I. Kalinina, Woronesch (Sowjetunion) | Doppeltes Dreiwegeventil als Sicherheitssteuerung |
GB1294747A (en) * | 1970-04-02 | 1972-11-01 | Voron Zd Kuznechno Pressovogo | Three-way duplex valve |
US3670767A (en) * | 1971-03-08 | 1972-06-20 | Danly Machine Corp | Safety valve assembly for controlling clutch and brake in power press or the like |
US3757818A (en) * | 1971-07-26 | 1973-09-11 | Ross Operating Valve Co | Safety control valve system for fluid actuated devices |
US3858606A (en) * | 1973-08-23 | 1975-01-07 | Ross Operating Valve Co | Safety control valve system for fluid actuated devices |
DE2750895A1 (de) * | 1977-11-14 | 1979-05-17 | Technomatic Ag Aesch | Sicherheitsventil |
DE2756240C2 (de) * | 1977-12-16 | 1985-12-19 | Technomatic AG, Aesch, Luzern | Sicherheitsventil für druckmittelbetriebene Verbraucher |
DD136524A5 (de) * | 1977-12-16 | 1979-07-11 | Technomatic Ag | Sicherheitsventil |
DE2930571A1 (de) * | 1979-07-27 | 1981-02-12 | Technomatic Ag Aesch | Sicherheitsventil |
US4257455A (en) * | 1979-09-06 | 1981-03-24 | Ross Operating Valve Company | Double safety valve for stamping presses and the like |
-
1983
- 1983-04-05 US US06/482,135 patent/US4542767A/en not_active Expired - Lifetime
-
1984
- 1984-03-13 CA CA000449446A patent/CA1227990A/en not_active Expired
- 1984-03-16 GB GB08406864A patent/GB2137737B/en not_active Expired
- 1984-03-21 DE DE19843410426 patent/DE3410426A1/de active Granted
- 1984-04-02 FR FR8405162A patent/FR2544048B1/fr not_active Expired
- 1984-04-03 DD DD84261594A patent/DD218934A5/de unknown
- 1984-04-03 IT IT20373/84A patent/IT1173559B/it active
- 1984-04-04 BR BR8401573A patent/BR8401573A/pt unknown
- 1984-04-04 MX MX200917A patent/MX159643A/es unknown
- 1984-04-04 JP JP59068343A patent/JPS59205088A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US4542767A (en) | 1985-09-24 |
DE3410426C2 (it) | 1993-01-21 |
GB2137737B (en) | 1986-08-06 |
FR2544048A1 (fr) | 1984-10-12 |
MX159643A (es) | 1989-07-20 |
JPH029230B2 (it) | 1990-03-01 |
JPS59205088A (ja) | 1984-11-20 |
GB2137737A (en) | 1984-10-10 |
CA1227990A (en) | 1987-10-13 |
DE3410426A1 (de) | 1984-10-11 |
GB8406864D0 (en) | 1984-04-18 |
DD218934A5 (de) | 1985-02-20 |
BR8401573A (pt) | 1984-11-13 |
IT8420373A0 (it) | 1984-04-03 |
FR2544048B1 (fr) | 1988-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970423 |