FR673957A - Mechanical ball thrower for tennis game training - Google Patents

Mechanical ball thrower for tennis game training

Info

Publication number
FR673957A
FR673957A FR673957DA FR673957A FR 673957 A FR673957 A FR 673957A FR 673957D A FR673957D A FR 673957DA FR 673957 A FR673957 A FR 673957A
Authority
FR
France
Prior art keywords
mechanical ball
tennis game
game training
ball thrower
thrower
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
Other languages
French (fr)
Inventor
Percy Jepson
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 filed Critical
Application granted granted Critical
Publication of FR673957A publication Critical patent/FR673957A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00—Training appliances or apparatus for special sports
    • A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
    • A63B69/407—Stationarily-arranged devices for projecting balls or other bodies with spring-loaded propelling means
    • A63B69/408—Stationarily-arranged devices for projecting balls or other bodies with spring-loaded propelling means with rotating propelling arm
FR673957D 1928-07-21 1929-04-24 Mechanical ball thrower for tennis game training Expired FR673957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU673957X 1928-07-21

Publications (1)

Publication Number Publication Date
FR673957A true FR673957A (en) 1930-01-22

Family

ID=3751684

Family Applications (1)

Application Number Title Priority Date Filing Date
FR673957D Expired FR673957A (en) 1928-07-21 1929-04-24 Mechanical ball thrower for tennis game training

Country Status (1)

Country Link
FR (1) FR673957A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570952A1 (en) * 1984-09-28 1986-04-04 Sumsky Kh Politekhn Inst DEVICE FOR LAUNCHING BALES OR THE LIKE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570952A1 (en) * 1984-09-28 1986-04-04 Sumsky Kh Politekhn Inst DEVICE FOR LAUNCHING BALES OR THE LIKE

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