FR449760A - Soupape de controle semi-automatique - Google Patents

Soupape de controle semi-automatique

Info

Publication number
FR449760A
FR449760A FR449760DA FR449760A FR 449760 A FR449760 A FR 449760A FR 449760D A FR449760D A FR 449760DA FR 449760 A FR449760 A FR 449760A
Authority
FR
France
Prior art keywords
semi
control valve
automatic control
automatic
valve
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
English (en)
Inventor
Lewis Thomas
Joseph Umstead Jeffries
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR449760A publication Critical patent/FR449760A/fr
Expired legal-status Critical Current

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR449760D 1911-08-24 1912-08-23 Soupape de controle semi-automatique Expired FR449760A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US449760XA 1911-08-24 1911-08-24

Publications (1)

Publication Number Publication Date
FR449760A true FR449760A (fr) 1913-03-07

Family

ID=1490255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR449760D Expired FR449760A (fr) 1911-08-24 1912-08-23 Soupape de controle semi-automatique

Country Status (1)

Country Link
FR (1) FR449760A (fr)

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