NL189160B - MAGNETIC RECORDING MEDIA. - Google Patents

MAGNETIC RECORDING MEDIA.

Info

Publication number
NL189160B
NL189160B NLAANVRAGE8501891,A NL189160A NL189160B NL 189160 B NL189160 B NL 189160B NL 189160 A NL189160 A NL 189160A NL 189160 B NL189160 B NL 189160B
Authority
NL
Netherlands
Prior art keywords
magnetic recording
recording media
media
magnetic
recording
Prior art date
Application number
NLAANVRAGE8501891,A
Other languages
Dutch (nl)
Original Assignee
Tdk 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.)
Publication of NL189160B publication Critical patent/NL189160B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/117—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/063—Arrangements with main and auxiliary valves, at least one of them being fluid-driven the auxiliary valve being actuated by the working motor-piston or piston-rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/02—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00 having movable cylinders
    • F04B19/022—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00 having movable cylinders reciprocating cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/117—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
    • F04B9/1176—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each piston in one direction being obtained by a single-acting piston liquid motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B3/00—Intensifiers or fluid-pressure converters, e.g. pressure exchangers; Conveying pressure from one fluid system to another, without contact between the fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Reciprocating Pumps (AREA)
NLAANVRAGE8501891,A 1953-07-15 MAGNETIC RECORDING MEDIA. NL189160B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE341716X 1953-07-15

Publications (1)

Publication Number Publication Date
NL189160B true NL189160B (en)

Family

ID=20308395

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE8501891,A NL189160B (en) 1953-07-15 MAGNETIC RECORDING MEDIA.
NL88684D NL88684C (en) 1953-07-15

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL88684D NL88684C (en) 1953-07-15

Country Status (5)

Country Link
US (1) US2866415A (en)
BE (1) BE530403A (en)
CH (1) CH341716A (en)
FR (1) FR1110783A (en)
NL (2) NL88684C (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977040A (en) * 1957-08-09 1961-03-28 Dayton Rogers Mfg Co Pneumatic pressure boosting apparatus
US3183840A (en) * 1962-08-03 1965-05-18 Lynes Inc Pump
US3205825A (en) * 1963-11-18 1965-09-14 Kojabashian Charles Proportioning pump
BE668234A (en) * 1964-08-25
GB1098288A (en) * 1965-11-19 1968-01-10 Dowty Technical Dev Ltd Fluid actuated vibrator devices
DE1577188A1 (en) * 1966-01-13 1969-09-25 Stahl Und Appbau Hans Leffer G Hydraulic pressure generation system with double-acting pressure intensifier
US3363575A (en) * 1966-01-24 1968-01-16 Cicero C Brown Fluid pressure-driven multiplex pump
US3791768A (en) * 1972-06-16 1974-02-12 W Wanner Fluid pump
US3811795A (en) * 1973-01-12 1974-05-21 Flow Research Inc High pressure fluid intensifier and method
AU553956B2 (en) * 1981-12-23 1986-07-31 Devilbiss Company, The Twin coupled-diaphragm pump
US4543044A (en) * 1983-11-09 1985-09-24 E. I. Du Pont De Nemours And Company Constant-flow-rate dual-unit pump
DE8815312U1 (en) * 1988-12-09 1989-02-09 Hydac Technology GmbH, 6603 Sulzbach Pressure intensifier
US20080260551A1 (en) * 2007-01-26 2008-10-23 Walter Neal Simmons Rolling diaphragm pump

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US825950A (en) * 1905-09-28 1906-07-17 William Weir Steam-engine air-pump.
US2141731A (en) * 1935-05-11 1938-12-27 Ig Farbenindustrie Ag Double cylinder water pressure engine and piston pump actuated thereby
US2186968A (en) * 1938-07-18 1940-01-16 Byron Jackson Co Pumping apparatus
US2528131A (en) * 1947-11-28 1950-10-31 Phillips Petroleum Co Hydraulic pumping unit
BE488198A (en) * 1948-04-02
US2660955A (en) * 1950-06-27 1953-12-01 Hydropress Inc Hydraulic machine

Also Published As

Publication number Publication date
BE530403A (en)
CH341716A (en) 1959-10-15
NL88684C (en)
US2866415A (en) 1958-12-30
FR1110783A (en) 1956-02-16

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