FR491106A - Perfectionnements aux tiroirs à piston hydrauliques - Google Patents

Perfectionnements aux tiroirs à piston hydrauliques

Info

Publication number
FR491106A
FR491106A FR491106DA FR491106A FR 491106 A FR491106 A FR 491106A FR 491106D A FR491106D A FR 491106DA FR 491106 A FR491106 A FR 491106A
Authority
FR
France
Prior art keywords
hydraulic piston
piston spools
spools
hydraulic
piston
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)
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.)
DAVY BROTHERS Ltd
Original Assignee
DAVY BROTHERS Ltd
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 DAVY BROTHERS Ltd filed Critical DAVY BROTHERS Ltd
Application granted granted Critical
Publication of FR491106A publication Critical patent/FR491106A/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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR491106D 1917-12-06 1918-07-31 Perfectionnements aux tiroirs à piston hydrauliques Expired FR491106A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB491106X 1917-12-06

Publications (1)

Publication Number Publication Date
FR491106A true FR491106A (fr) 1919-05-22

Family

ID=1527150

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491106D Expired FR491106A (fr) 1917-12-06 1918-07-31 Perfectionnements aux tiroirs à piston hydrauliques

Country Status (1)

Country Link
FR (1) FR491106A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115107102A (zh) * 2022-07-01 2022-09-27 东台市富安合成材料有限公司 一种合成革打孔装置及其加工工艺

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115107102A (zh) * 2022-07-01 2022-09-27 东台市富安合成材料有限公司 一种合成革打孔装置及其加工工艺
CN115107102B (zh) * 2022-07-01 2023-07-28 东台市富安合成材料有限公司 一种合成革打孔装置及其加工工艺

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