FR2232339A1 - Tennis practice device with ball on pivoting arm - arm is vertically adjustable and springs back to vertical - Google Patents

Tennis practice device with ball on pivoting arm - arm is vertically adjustable and springs back to vertical

Info

Publication number
FR2232339A1
FR2232339A1 FR7320907A FR7320907A FR2232339A1 FR 2232339 A1 FR2232339 A1 FR 2232339A1 FR 7320907 A FR7320907 A FR 7320907A FR 7320907 A FR7320907 A FR 7320907A FR 2232339 A1 FR2232339 A1 FR 2232339A1
Authority
FR
France
Prior art keywords
vertical
arm
ball
springs back
tennis practice
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.)
Withdrawn
Application number
FR7320907A
Other languages
French (fr)
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.)
LAMOLE JEAN FR
Original Assignee
LAMOLE JEAN FR
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 LAMOLE JEAN FR filed Critical LAMOLE JEAN FR
Priority to FR7320907A priority Critical patent/FR2232339A1/en
Publication of FR2232339A1 publication Critical patent/FR2232339A1/en
Withdrawn legal-status Critical Current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
    • A63B69/0073—Means for releasably holding a ball in position; Balls constrained to move around a fixed point, e.g. by tethering
    • A63B69/0091—Balls fixed to a movable, tiltable or flexible arm

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Golf Clubs (AREA)

Abstract

Tennis practice or teaching machine having ball mounted on vertical cranked arm which springs back to the vertical after displacement by a practice shot has ball height adjustable to user requirements. This adjustability being acquired by mounting the arm hinge on the top of a vertical telescopic column (C) which is in turn mounted on a ground affixed base (A). The telescopic column comprises intersliding rectangular hollow sections pref. being locked in desired position by an axially normal screw threaded into the outer section, bearing on the inner section and being actuated by a knurled wheel head. The adjustment renders the machine usable by young beginners.
FR7320907A 1973-06-08 1973-06-08 Tennis practice device with ball on pivoting arm - arm is vertically adjustable and springs back to vertical Withdrawn FR2232339A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7320907A FR2232339A1 (en) 1973-06-08 1973-06-08 Tennis practice device with ball on pivoting arm - arm is vertically adjustable and springs back to vertical

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7320907A FR2232339A1 (en) 1973-06-08 1973-06-08 Tennis practice device with ball on pivoting arm - arm is vertically adjustable and springs back to vertical

Publications (1)

Publication Number Publication Date
FR2232339A1 true FR2232339A1 (en) 1975-01-03

Family

ID=9120698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7320907A Withdrawn FR2232339A1 (en) 1973-06-08 1973-06-08 Tennis practice device with ball on pivoting arm - arm is vertically adjustable and springs back to vertical

Country Status (1)

Country Link
FR (1) FR2232339A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911146A1 (en) * 1979-03-21 1980-10-02 Kurt Krampfl Tennis technique trainer appts. - consists of tennis ball attached to pendulum moving on axle connected to support
US4417730A (en) * 1982-05-03 1983-11-29 Weiner Todd D Tennis practice apparatus
EP0253113A2 (en) * 1986-07-16 1988-01-20 Gerhard Weissörtel Training apparatus for tennis
US20190282876A1 (en) * 2018-03-15 2019-09-19 Magic Sports, Llc Baseball swing training device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911146A1 (en) * 1979-03-21 1980-10-02 Kurt Krampfl Tennis technique trainer appts. - consists of tennis ball attached to pendulum moving on axle connected to support
US4417730A (en) * 1982-05-03 1983-11-29 Weiner Todd D Tennis practice apparatus
EP0253113A2 (en) * 1986-07-16 1988-01-20 Gerhard Weissörtel Training apparatus for tennis
EP0253113A3 (en) * 1986-07-16 1990-04-25 Gerhard Weissortel Training apparatus for tennis
US20190282876A1 (en) * 2018-03-15 2019-09-19 Magic Sports, Llc Baseball swing training device
US10857442B2 (en) * 2018-03-15 2020-12-08 Magic Sports, Llc Baseball swing training device

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Legal Events

Date Code Title Description
ST Notification of lapse