AU4058989A - Sports speedometer - Google Patents

Sports speedometer

Info

Publication number
AU4058989A
AU4058989A AU40589/89A AU4058989A AU4058989A AU 4058989 A AU4058989 A AU 4058989A AU 40589/89 A AU40589/89 A AU 40589/89A AU 4058989 A AU4058989 A AU 4058989A AU 4058989 A AU4058989 A AU 4058989A
Authority
AU
Australia
Prior art keywords
speedometer
sports
sports speedometer
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.)
Abandoned
Application number
AU40589/89A
Inventor
Peter Gordon Adams
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU4058989A publication Critical patent/AU4058989A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
AU40589/89A 1988-07-29 1989-07-31 Sports speedometer Abandoned AU4058989A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8818119 1988-07-29
GB888818119A GB8818119D0 (en) 1988-07-29 1988-07-29 Ski speedometer

Publications (1)

Publication Number Publication Date
AU4058989A true AU4058989A (en) 1990-03-05

Family

ID=10641337

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40589/89A Abandoned AU4058989A (en) 1988-07-29 1989-07-31 Sports speedometer

Country Status (3)

Country Link
AU (1) AU4058989A (en)
GB (1) GB8818119D0 (en)
WO (1) WO1990001707A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3929455A1 (en) * 1989-09-05 1991-03-14 Juergen Severin DEVICE FOR MEASURING SPEED AND DISTANCE IN SKIING AND WATER SPORTS DEVICES
DE4428663A1 (en) * 1994-08-12 1996-02-15 Tilmann Noller Speedometer
DE19524842C2 (en) * 1995-07-07 1999-07-15 Josef Meier Speed measuring device for winter sports equipment
GB9726719D0 (en) * 1997-12-18 1998-02-18 Bolton School A ski speedometer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297701A (en) * 1979-08-08 1981-10-27 John D. Angleman Rangefinder using expanded time delay
US4489321A (en) * 1983-05-05 1984-12-18 Deere & Company Radar ground speed sensing system
US4722222A (en) * 1986-09-25 1988-02-02 Skisonics Corporation Ski speedometer
US4757714A (en) * 1986-09-25 1988-07-19 Insight, Inc. Speed sensor and head-mounted data display

Also Published As

Publication number Publication date
WO1990001707A1 (en) 1990-02-22
GB8818119D0 (en) 1988-09-01

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