CH292455A - Analogierechenmaschine zur Bestimmung der abhängigen Variablen y aus der Gleichung y = y - Google Patents

Analogierechenmaschine zur Bestimmung der abhängigen Variablen y aus der Gleichung y = y

Info

Publication number
CH292455A
CH292455A CH292455DA CH292455A CH 292455 A CH292455 A CH 292455A CH 292455D A CH292455D A CH 292455DA CH 292455 A CH292455 A CH 292455A
Authority
CH
Switzerland
Prior art keywords
equation
dependent variable
analog calculator
calculator
analog
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH292455A publication Critical patent/CH292455A/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Software Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Adjustable Resistors (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
CH292455D 1949-02-08 1950-02-06 Analogierechenmaschine zur Bestimmung der abhängigen Variablen y aus der Gleichung y = y CH292455A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75118A US2638783A (en) 1949-02-08 1949-02-08 Relative humidity measuring apparatus

Publications (1)

Publication Number Publication Date
CH292455A true CH292455A (de) 1953-08-15

Family

ID=22123666

Family Applications (1)

Application Number Title Priority Date Filing Date
CH292455D CH292455A (de) 1949-02-08 1950-02-06 Analogierechenmaschine zur Bestimmung der abhängigen Variablen y aus der Gleichung y = y

Country Status (7)

Country Link
US (1) US2638783A (US06633600-20031014-M00021.png)
BE (1) BE493786A (US06633600-20031014-M00021.png)
CH (1) CH292455A (US06633600-20031014-M00021.png)
DE (1) DE868980C (US06633600-20031014-M00021.png)
FR (1) FR1015476A (US06633600-20031014-M00021.png)
GB (1) GB695866A (US06633600-20031014-M00021.png)
NL (2) NL78979C (US06633600-20031014-M00021.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2720107A (en) * 1953-01-29 1955-10-11 Wallace & Tiernan Inc Dew-point hygrometer
US2845221A (en) * 1953-09-11 1958-07-29 Allyn C Vine Buoyancy recorder
US2873607A (en) * 1953-12-17 1959-02-17 Philips Corp Device for measuring a physical quantity
US2947089A (en) * 1954-11-24 1960-08-02 Curtiss Wright Corp Simulated carburetor air temperature system for aircraft training apparatus
US3051895A (en) * 1955-04-21 1962-08-28 Robert L Carson Gas detection
US2996911A (en) * 1957-06-21 1961-08-22 Illinois Testing Laboratories Direct reading dew-point meter
US3088319A (en) * 1959-08-20 1963-05-07 Minnesota Mining & Mfg Apparatus for determining molecular weight
US3037387A (en) * 1960-04-29 1962-06-05 Friedman Herbert Dew point indicator
NL266180A (US06633600-20031014-M00021.png) * 1960-06-21
GB1591372A (en) * 1976-08-27 1981-06-24 British Steel Corp Gas monitors
US4298855A (en) * 1980-08-26 1981-11-03 Honeywell Inc. Conductive polymer film humidity sensor
GB8326982D0 (en) * 1983-10-08 1983-11-09 Plessey Co Plc Atmospheric sensor
CN110068718B (zh) * 2019-05-30 2022-01-04 山东联合电力产业发展有限公司 一种电阻分压的电子式互感器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE514539C (de) * 1929-02-20 1930-12-16 Siemens & Halske Akt Ges Anordnung fuer nach dem Psychrometerprinzip arbeitende Hygrometer mit Kreuzspulinstrument
US2016660A (en) * 1931-12-28 1935-10-08 Walter S Weeks Apparatus for measuring rate of cooling
US2098650A (en) * 1935-11-27 1937-11-09 Leeds & Northrup Co Temperature measuring system
US2349860A (en) * 1942-01-21 1944-05-30 Hainer Glenn Oliver Method of determining differences between dew point and dry bulb temperatures
GB558299A (en) * 1942-06-26 1943-12-30 Standard Telephones Cables Ltd Improvements in or relating to electrical temperature indicators

Also Published As

Publication number Publication date
NL151445B (nl)
BE493786A (US06633600-20031014-M00021.png)
GB695866A (en) 1953-08-19
DE868980C (de) 1953-03-02
FR1015476A (fr) 1952-10-13
US2638783A (en) 1953-05-19
NL78979C (US06633600-20031014-M00021.png)

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