IT1008437B - Valvola di regolazione del flusso - Google Patents

Valvola di regolazione del flusso

Info

Publication number
IT1008437B
IT1008437B IT4935874A IT4935874A IT1008437B IT 1008437 B IT1008437 B IT 1008437B IT 4935874 A IT4935874 A IT 4935874A IT 4935874 A IT4935874 A IT 4935874A IT 1008437 B IT1008437 B IT 1008437B
Authority
IT
Italy
Prior art keywords
regulation valve
flow regulation
flow
valve
regulation
Prior art date
Application number
IT4935874A
Other languages
English (en)
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of IT1008437B publication Critical patent/IT1008437B/it

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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/021—Valves for interconnecting the fluid chambers of an actuator
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • F15B2011/0243—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits the regenerative circuit being activated or deactivated automatically
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • 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
    • Y10T137/86879—Reciprocating valve unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Sliding Valves (AREA)
IT4935874A 1973-03-16 1974-03-15 Valvola di regolazione del flusso IT1008437B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34206073A 1973-03-16 1973-03-16

Publications (1)

Publication Number Publication Date
IT1008437B true IT1008437B (it) 1976-11-10

Family

ID=23340154

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4935874A IT1008437B (it) 1973-03-16 1974-03-15 Valvola di regolazione del flusso

Country Status (8)

Country Link
US (1) US3786827A (it)
JP (1) JPS49127228A (it)
BE (1) BE811818A (it)
CA (1) CA988001A (it)
DE (1) DE2402112C2 (it)
FR (1) FR2221663B1 (it)
GB (1) GB1453630A (it)
IT (1) IT1008437B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965587A (en) * 1974-11-13 1976-06-29 Clark Equipment Company Quick drop control for scrapers
US4257731A (en) * 1978-09-14 1981-03-24 North Bend Fabrication & Machine, Inc. Powered implement with work elements pivotally mounted on an implement mounting and a torque tube for rotating such mounting
JPS5635806A (en) * 1979-09-01 1981-04-08 Sanyo Kiki Kk Compound oil pressure circuit
US4581893A (en) * 1982-04-19 1986-04-15 Unimation, Inc. Manipulator apparatus with energy efficient control
US4473093A (en) * 1983-06-17 1984-09-25 Ingersoll-Rand Co. Fluid control valve
DE3915919C2 (de) * 1989-05-16 1996-09-05 Rexroth Mannesmann Gmbh Ventilanordnung
US5014734A (en) * 1990-08-31 1991-05-14 Caterpillar Inc. Quick drop valve
DE19735482B4 (de) 1997-08-16 2006-08-10 Bosch Rexroth Aktiengesellschaft Hydraulisches System mit einem Differentialzylinder und einem Eilgangventil
US6354327B1 (en) 2000-07-31 2002-03-12 Virginia Valve Company Automatic position-control valve assembly
CN101737370B (zh) * 2010-01-29 2011-11-09 浙江大学 一种快速液动换向阀

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2590454A (en) * 1949-09-13 1952-03-25 John S Pilch Hydraulic by-pass system and valve therefor
US2976878A (en) * 1956-01-16 1961-03-28 American Brake Shoe Co Hydraulic control means
US2994345A (en) * 1959-01-09 1961-08-01 Hough Co Frank Hydraulic control valve operating responsive to hydraulic load pressures
US3138884A (en) * 1962-03-15 1964-06-30 Caterpillar Tractor Co Hydraulic circuit for actuation of an earthmoving scraper ejector
US3239020A (en) * 1962-08-23 1966-03-08 Caterpillar Tractor Co Hydraulic controls for track type vehicle power train
US3198088A (en) * 1963-08-13 1965-08-03 Caterpillar Tractor Co Fluid motor control system
JPS4120374Y1 (it) * 1965-02-18 1966-09-27
US3482600A (en) * 1968-03-04 1969-12-09 Commercial Shearing Hollow slide valves
US3568707A (en) * 1968-12-16 1971-03-09 Int Harvester Co Quick drop valve
US3604313A (en) * 1970-05-14 1971-09-14 Gen Signal Corp Hydraulic power circuit with rapid lowering provisions
US3654835A (en) * 1970-05-25 1972-04-11 Ato Inc Regeneration valve

Also Published As

Publication number Publication date
FR2221663B1 (it) 1982-11-12
BE811818A (fr) 1974-09-04
JPS49127228A (it) 1974-12-05
CA988001A (en) 1976-04-27
DE2402112C2 (de) 1986-02-20
DE2402112A1 (de) 1974-09-19
US3786827A (en) 1974-01-22
GB1453630A (en) 1976-10-27
FR2221663A1 (it) 1974-10-11

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