ZA742901B - Safety control valves system for fluid actuated devices - Google Patents

Safety control valves system for fluid actuated devices

Info

Publication number
ZA742901B
ZA742901B ZA742901A ZA742901A ZA742901B ZA 742901 B ZA742901 B ZA 742901B ZA 742901 A ZA742901 A ZA 742901A ZA 742901 A ZA742901 A ZA 742901A ZA 742901 B ZA742901 B ZA 742901B
Authority
ZA
South Africa
Prior art keywords
control valves
safety control
fluid actuated
actuated devices
valves system
Prior art date
Application number
ZA742901A
Other languages
English (en)
Original Assignee
Ross Operating Valve Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ross Operating Valve Co filed Critical Ross Operating Valve Co
Publication of ZA742901B publication Critical patent/ZA742901B/xx

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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—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
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87209—Electric
ZA742901A 1973-08-23 1974-05-07 Safety control valves system for fluid actuated devices ZA742901B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US390883A US3858606A (en) 1973-08-23 1973-08-23 Safety control valve system for fluid actuated devices

Publications (1)

Publication Number Publication Date
ZA742901B true ZA742901B (en) 1975-05-28

Family

ID=23544340

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA742901A ZA742901B (en) 1973-08-23 1974-05-07 Safety control valves system for fluid actuated devices

Country Status (14)

Country Link
US (1) US3858606A (de)
JP (1) JPS5833434B2 (de)
BR (1) BR7406821D0 (de)
CA (1) CA993760A (de)
DD (1) DD113801A5 (de)
DE (1) DE2417835C3 (de)
FR (1) FR2241735B1 (de)
GB (1) GB1404127A (de)
IT (1) IT1014809B (de)
PL (1) PL93744B1 (de)
RO (1) RO65683A (de)
SE (1) SE407268B (de)
SU (1) SU569295A3 (de)
ZA (1) ZA742901B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181148A (en) * 1978-06-23 1980-01-01 Ross Operating Valve Company Self monitoring double valve
US4353290A (en) * 1979-11-26 1982-10-12 Parker-Hannifin Corporation Pneumatic control valve and circuit
DE3110220A1 (de) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische, insbesondere elektro-hydraulische ausbausteuerung fuer untertaegige gewinnungsbetriebe
US4542767A (en) * 1983-04-05 1985-09-24 Ross Operating Valve Company Monitor for double safety valves
JPH0298553A (ja) * 1988-09-26 1990-04-10 Tomofumi Chikama 買物袋の閉鎖具および把手取付け方法
US5113907A (en) * 1991-01-29 1992-05-19 Ross Operating Valve Company Dynamic self-monitoring air operating system
JP3323349B2 (ja) * 1994-12-27 2002-09-09 エスエムシー株式会社 切換弁集合体
US6155293A (en) * 1996-12-16 2000-12-05 Ross Operating Valve Company Double valve with anti-tiedown capability
US5927324A (en) * 1996-12-16 1999-07-27 Ross Operating Valve Company Cross flow with crossmirror and lock out capability valve
US5850852A (en) * 1996-12-16 1998-12-22 Ross Operating Valve Company Crossflow with crossmirror and lock out capability valve
US6478049B2 (en) 1996-12-16 2002-11-12 Ross Operating Valve Company Double valve with anti-tiedown capability
EP1255048B1 (de) 2001-05-04 2007-01-24 Ross Operating Valve Company Steuerventilsystem
US7040716B2 (en) * 2002-08-29 2006-05-09 Railway Technical Research Institute Anti-lock brake system for vehicles
JP4720403B2 (ja) * 2005-01-26 2011-07-13 三菱マテリアル株式会社 サージアブソーバ及びサージアブソーバの製造方法並びに電子部品及び電子部品の製造方法
US7438086B2 (en) * 2006-02-02 2008-10-21 Ross Controls Dynamic fluid power monitoring system for separate actuators
CN103032606B (zh) * 2012-12-28 2014-06-11 无锡市拓发自控设备有限公司 具有三级安全功能的双联阀
CN103089743B (zh) * 2013-01-24 2015-10-14 中国工程物理研究院化工材料研究所 等静压工作缸的自动排气装置
EP2971888A4 (de) * 2013-03-11 2016-12-07 Pentair Residential Filtration Llc Mechanischer druckschalter
CN103496190B (zh) * 2013-09-29 2015-05-13 无锡市拓发自控设备有限公司 机械压力机用安全双联电磁阀
CN106195350B (zh) * 2016-10-09 2019-04-30 无锡市拓发自控设备有限公司 安全双联电磁阀

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3347259A (en) * 1966-11-10 1967-10-17 Parker Hannifin Corp Valve assembly
US3677298A (en) * 1970-12-24 1972-07-18 Itt Pilot valve operated main valve with lost motion connected and tandem operated valves
US3757818A (en) * 1971-07-26 1973-09-11 Ross Operating Valve Co Safety control valve system for fluid actuated devices

Also Published As

Publication number Publication date
JPS5045322A (de) 1975-04-23
AU6874274A (en) 1975-10-16
IT1014809B (it) 1977-04-30
FR2241735A1 (de) 1975-03-21
DE2417835B2 (de) 1978-05-11
BR7406821D0 (pt) 1975-06-17
SE7410514L (de) 1975-02-24
DE2417835A1 (de) 1975-03-06
SU569295A3 (ru) 1977-08-15
US3858606A (en) 1975-01-07
DD113801A5 (de) 1975-06-20
PL93744B1 (de) 1977-06-30
SE407268B (sv) 1979-03-19
GB1404127A (en) 1975-08-28
RO65683A (ro) 1980-03-15
FR2241735B1 (de) 1977-11-04
DE2417835C3 (de) 1979-01-11
CA993760A (en) 1976-07-27
JPS5833434B2 (ja) 1983-07-19

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