CA1076830A - Static friction free altimeter - Google Patents

Static friction free altimeter

Info

Publication number
CA1076830A
CA1076830A CA291,416A CA291416A CA1076830A CA 1076830 A CA1076830 A CA 1076830A CA 291416 A CA291416 A CA 291416A CA 1076830 A CA1076830 A CA 1076830A
Authority
CA
Canada
Prior art keywords
altimeter
electrical
piezoelectrical
recited
housing
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
CA291,416A
Other languages
English (en)
French (fr)
Inventor
Paul W. Moseman (Jr.)
Russell F. Hart
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.)
Bendix Corp
Original Assignee
Bendix 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.)
Filing date
Publication date
Application filed by Bendix Corp filed Critical Bendix Corp
Application granted granted Critical
Publication of CA1076830A publication Critical patent/CA1076830A/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
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/10—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the capsule type
    • G01L7/12—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the capsule type with exhausted chamber; Aneroid barometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/06—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels by using barometric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Electromechanical Clocks (AREA)
  • Geophysics And Detection Of Objects (AREA)
CA291,416A 1976-12-29 1977-11-22 Static friction free altimeter Expired CA1076830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/755,277 US4052902A (en) 1976-12-29 1976-12-29 Static friction free altimeter

Publications (1)

Publication Number Publication Date
CA1076830A true CA1076830A (en) 1980-05-06

Family

ID=25038471

Family Applications (1)

Application Number Title Priority Date Filing Date
CA291,416A Expired CA1076830A (en) 1976-12-29 1977-11-22 Static friction free altimeter

Country Status (5)

Country Link
US (1) US4052902A (en:Method)
CA (1) CA1076830A (en:Method)
DE (1) DE2758732A1 (en:Method)
FR (1) FR2376398A1 (en:Method)
GB (1) GB1540990A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0413142A3 (en) * 1989-08-18 1991-10-02 Sarcem Automation Altimeter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3387257A (en) * 1967-01-25 1968-06-04 Branson Instr Pulse circuit for pulse echo ultrasonic testing
GB1243270A (en) * 1969-12-22 1971-08-18 John Francis De Mayo Electromagnetically operated tapping device
US3831451A (en) * 1973-01-26 1974-08-27 Int Dynamics Corp Means for avoiding static friction

Also Published As

Publication number Publication date
GB1540990A (en) 1979-02-21
FR2376398A1 (fr) 1978-07-28
FR2376398B1 (en:Method) 1980-08-22
US4052902A (en) 1977-10-11
DE2758732A1 (de) 1978-07-13

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Legal Events

Date Code Title Description
MKEX Expiry