BR7305487D0 - Valvula retentora esferica do cilindro de freio - Google Patents

Valvula retentora esferica do cilindro de freio

Info

Publication number
BR7305487D0
BR7305487D0 BR5487/73A BR548773A BR7305487D0 BR 7305487 D0 BR7305487 D0 BR 7305487D0 BR 5487/73 A BR5487/73 A BR 5487/73A BR 548773 A BR548773 A BR 548773A BR 7305487 D0 BR7305487 D0 BR 7305487D0
Authority
BR
Brazil
Prior art keywords
check valve
brake cylinder
cylinder sphere
sphere check
brake
Prior art date
Application number
BR5487/73A
Other languages
English (en)
Inventor
D Scott
Original Assignee
Westinghouse Air Brake 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 Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Publication of BR7305487D0 publication Critical patent/BR7305487D0/pt

Links

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/087—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug
    • F16K11/0873—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug the plug being only rotatable around one spindle
    • 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
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86734—With metering feature
    • 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
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86743—Rotary
    • Y10T137/86751—Plug
    • 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
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87378—Second valve assembly carried by first valve head
    • Y10T137/87394—Carried valve is direct response valve [e.g., check valve, etc.]
    • 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
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87523—Rotary valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
BR5487/73A 1972-07-27 1973-07-20 Valvula retentora esferica do cilindro de freio BR7305487D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27545972A 1972-07-27 1972-07-27

Publications (1)

Publication Number Publication Date
BR7305487D0 true BR7305487D0 (pt) 1974-08-22

Family

ID=23052373

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5487/73A BR7305487D0 (pt) 1972-07-27 1973-07-20 Valvula retentora esferica do cilindro de freio

Country Status (3)

Country Link
US (1) US3794071A (pt)
BR (1) BR7305487D0 (pt)
CA (1) CA993921A (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2721331A1 (de) * 1977-05-12 1978-11-23 Knorr Bremse Gmbh Rueckhalteventil fuer einloesige bremsen
DE3931995A1 (de) * 1989-09-26 1991-04-04 Heidelberger Druckmasch Ag Vorrichtung zur luftsteuerung von anlegerblas- und anlegersaugluft bei bogenanlegern von druckmaschinen
US5228648A (en) * 1992-07-06 1993-07-20 Westinghouse Air Brake Company Railway freight brake retainer valve device
GB2291953B (en) * 1994-08-05 1998-02-25 Spirax Sarco Ltd Condensate traps
US5869765A (en) * 1997-07-28 1999-02-09 Westinghouse Air Brake Company Dual seal fitting for enabling quick measurement of brake cylinder pressure
US5869754A (en) * 1997-07-28 1999-02-09 Westinghouse Air Brake Company Dual seal coupling apparatus for enabling quick measurement of brake cylinder pressure
US6164328A (en) * 1997-11-14 2000-12-26 New York Air Brake Corporation Three position retaining valve
US6138715A (en) * 1998-12-04 2000-10-31 New York Air Brake Corporation One-piece ballkey
US7089960B2 (en) * 2003-06-13 2006-08-15 Tlv Co. Ltd. Ball valve
US7219877B1 (en) 2004-03-11 2007-05-22 Mogas, Inc. Continuous catalyst extraction valve with line cleaning feature
US20090032762A1 (en) * 2007-08-03 2009-02-05 Mogas Industries, Inc. Flow Control Ball Valve
US8365766B2 (en) * 2010-12-22 2013-02-05 Y. S. Hardware Co., Ltd. Observation valve structure
DE102011112550A1 (de) * 2011-09-06 2013-03-07 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Steuerventil für selbsttätige Druckluftbremsen mit speziellen Flanschdichtungen
US10865885B2 (en) 2016-03-18 2020-12-15 Forbes Marshall Private Limited Control valve assembly
US10421448B2 (en) * 2017-05-26 2019-09-24 Amsted Rail Company, Inc. Retaining valve for a rail car brake system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US27514A (en) * 1860-03-20 bates
US517707A (en) * 1894-04-03 Train-pipe stop-cock
US872116A (en) * 1907-02-12 1907-11-26 Charles H Ferguson Fluid-pressure brake apparatus.
US900989A (en) * 1907-08-22 1908-10-13 George B Eddy Combined check and cut-off valve for locomotives.
US991968A (en) * 1910-09-06 1911-05-09 George C Gale Automatic safety train-line attachment.
US1827470A (en) * 1928-01-17 1931-10-13 Charles D Harrison Reversible check valve and cut-off
US2471941A (en) * 1944-05-29 1949-05-31 Aero Supply Mfg Co Inc Valve and liner therefor
US3192948A (en) * 1961-06-05 1965-07-06 Acf Ind Inc Ball valve with sealing capsule
US3532117A (en) * 1968-09-03 1970-10-06 Westinghouse Air Brake Co Brake cylinder pressure retaining valve
US3653406A (en) * 1970-03-20 1972-04-04 Westinghouse Air Brake Co Brake cylinder pressure retaining valve

Also Published As

Publication number Publication date
US3794071A (en) 1974-02-26
CA993921A (en) 1976-07-27

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