FR449067A - Improvements in fluid pressure braking devices - Google Patents

Improvements in fluid pressure braking devices

Info

Publication number
FR449067A
FR449067A FR449067DA FR449067A FR 449067 A FR449067 A FR 449067A FR 449067D A FR449067D A FR 449067DA FR 449067 A FR449067 A FR 449067A
Authority
FR
France
Prior art keywords
fluid pressure
braking devices
pressure braking
devices
fluid
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR449067A publication Critical patent/FR449067A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
    • B60T15/24—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by three fluid pressures
    • B60T15/30—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by three fluid pressures with a quick braking action
    • B60T15/302—Railway control or brake valves with evacuation of air to a reservoir, to the atmosphere or to the brake cylinder
    • B60T15/304—Railway control or brake valves with evacuation of air to a reservoir, to the atmosphere or to the brake cylinder with one slide valve
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C1/00—Chemical treatment prior to tanning
    • C14C1/02—Curing raw hides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FR449067D 1911-10-07 1912-10-05 Improvements in fluid pressure braking devices Expired FR449067A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE449067X 1934-11-05

Publications (1)

Publication Number Publication Date
FR449067A true FR449067A (en) 1913-02-17

Family

ID=6538212

Family Applications (1)

Application Number Title Priority Date Filing Date
FR449067D Expired FR449067A (en) 1911-10-07 1912-10-05 Improvements in fluid pressure braking devices

Country Status (2)

Country Link
FR (1) FR449067A (en)
GB (1) GB449067A (en)

Also Published As

Publication number Publication date
GB449067A (en) 1936-06-19

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