GB139211A - Improvements in pressure gauges - Google Patents

Improvements in pressure gauges

Info

Publication number
GB139211A
GB139211A GB521020A GB521020A GB139211A GB 139211 A GB139211 A GB 139211A GB 521020 A GB521020 A GB 521020A GB 521020 A GB521020 A GB 521020A GB 139211 A GB139211 A GB 139211A
Authority
GB
United Kingdom
Prior art keywords
pressure gauges
gauges
pressure
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
GB521020A
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Publication of GB139211A publication Critical patent/GB139211A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/10—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in inductance, i.e. electric circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB521020A 1918-07-01 1920-02-20 Improvements in pressure gauges Expired GB139211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE139211X 1918-07-01

Publications (1)

Publication Number Publication Date
GB139211A true GB139211A (en) 1920-09-23

Family

ID=5667676

Family Applications (1)

Application Number Title Priority Date Filing Date
GB521020A Expired GB139211A (en) 1918-07-01 1920-02-20 Improvements in pressure gauges

Country Status (1)

Country Link
GB (1) GB139211A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2475829A (en) * 1943-01-28 1949-07-12 Hartford Nat Bank & Trust Co High-frequency inductive coupling
US2530309A (en) * 1946-01-15 1950-11-14 Philip W Martin Device for determining relative movements of parts in wells
US3026729A (en) * 1946-11-04 1962-03-27 Ellis A Johnson Pressure measuring and recording system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2475829A (en) * 1943-01-28 1949-07-12 Hartford Nat Bank & Trust Co High-frequency inductive coupling
US2530309A (en) * 1946-01-15 1950-11-14 Philip W Martin Device for determining relative movements of parts in wells
US3026729A (en) * 1946-11-04 1962-03-27 Ellis A Johnson Pressure measuring and recording system

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