FR454915A - Improvements to devices for lifting or delivering liquids - Google Patents

Improvements to devices for lifting or delivering liquids

Info

Publication number
FR454915A
FR454915A FR454915A FR454915DA FR454915A FR 454915 A FR454915 A FR 454915A FR 454915 A FR454915 A FR 454915A FR 454915D A FR454915D A FR 454915DA FR 454915 A FR454915 A FR 454915A
Authority
FR
France
Prior art keywords
lifting
devices
delivering liquids
delivering
liquids
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
FR454915A
Other languages
French (fr)
Inventor
Herbert Alfred Humphrey
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 FR454915A publication Critical patent/FR454915A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42C—MANUFACTURING OR TRIMMING HEAD COVERINGS, e.g. HATS
    • A42C1/00—Manufacturing hats
    • A42C1/08—Hat-finishing, e.g. polishing, ironing, smoothing, brushing, impregnating, stiffening, decorating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F1/00—Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped
    • F04F1/06—Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped the fluid medium acting on the surface of the liquid to be pumped
    • F04F1/16—Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped the fluid medium acting on the surface of the liquid to be pumped characterised by the fluid medium being suddenly pressurised, e.g. by explosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Fiber Materials (AREA)
FR454915A 1911-05-12 1912-03-02 Improvements to devices for lifting or delivering liquids Expired FR454915A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB454915X 1923-11-24

Publications (1)

Publication Number Publication Date
FR454915A true FR454915A (en) 1913-07-18

Family

ID=10437423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR454915A Expired FR454915A (en) 1911-05-12 1912-03-02 Improvements to devices for lifting or delivering liquids

Country Status (2)

Country Link
DE (1) DE454915C (en)
FR (1) FR454915A (en)

Also Published As

Publication number Publication date
DE454915C (en) 1928-01-24

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