JPS58153871U

JPS58153871U - tennis practice equipment

Info

Publication number: JPS58153871U
Application number: JP4999882U
Authority: JP
Inventors: 茂男鈴木
Original assignee: Individual
Current assignee: Individual
Priority date: 1982-04-08
Filing date: 1982-04-08
Publication date: 1983-10-14

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

゛　　　　第′１図はこの考案の一実施例を示す斜視図
、第２図ａ、　　ｂ、　　ｃは第１図の要部を拡大して
示したもので、第２図ａは側面図、第２図すは第２図ａ
のＸ−Ｘ線による断面図、第２図Ｃは同じ＜Ｙ−Ｙ線に
よる断面図、第３図は第１図の連結金具を拡大して示し
た斜視図、第４図は第１図のボールリターン板とシート
コートとの接合部を拡大して示した斜視図、第５図は第
１図のシートコートの下端部分を拡大して示した斜視図
、第６図ａ　”　ｄはそれぞれ打ち込んだボールが跳ね
返る状態を示した図、第７図は連結金具とボールリター
ン板の端部の形状を変えた場合を拡大して示した要部の
側面図である。図中、１は架台、２はアーム、３はシートコート、４は
プーリ、５は連結金具、６はボールリターン板板、７は
取付ねじ、８はパイプ、９は軸、１０は固定ねじ、１１
はビン、１２は挿入孔、１３は透孔、１４．１７は脚、
１５は反射板、１６は軸、１８はアーム、１９は棒状部
材、２０は段部、２１はフック、２２は棒状部材、２３
はネット、Ｂはボールである。゛ Fig. 1 is a perspective view showing an embodiment of this invention, Fig. 2 a, b, and c are enlarged views of the main parts of Fig. 1, and Fig. 2 a is a side view, and Fig. 2 a is a side view. Figure 2 is Figure 2 a.
2C is a cross-sectional view taken along the same < Y-Y line, FIG. 3 is an enlarged perspective view of the connecting fittings in FIG. 1, and FIG. 4 is a cross-sectional view taken along the same line Figure 5 is an enlarged perspective view of the joint between the ball return plate and the seat coat in Figure 1. Figure 5 is an enlarged perspective view of the lower end of the seat coat in Figure 1. Figure 7 is an enlarged side view of the main parts when the shapes of the connecting fittings and the ends of the ball return plate are changed. In the figure, 1 is a mount. , 2 is an arm, 3 is a seat coat, 4 is a pulley, 5 is a connecting fitting, 6 is a ball return plate, 7 is a mounting screw, 8 is a pipe, 9 is a shaft, 10 is a fixing screw, 11
is a bottle, 12 is an insertion hole, 13 is a through hole, 14.17 is a leg,
15 is a reflector, 16 is a shaft, 18 is an arm, 19 is a rod-shaped member, 20 is a stepped portion, 21 is a hook, 22 is a rod-shaped member, 23
is the net and B is the ball.

Claims

[Claims for Utility Model Registration] An upright pedestal, a sheet coat that is the contact surface of a ball hit toward the pedestal, pulleys provided at both ends of the inside of the pedestal, and fixed integrally with each of the pulleys. a ball return plate installed between the two pulleys and further connected to the upper end of the seat coat and for bouncing a ball that rolls and rises on the seat coat; and a ball return plate that rotates each of the pulleys. A freely movable shaft. means that can be moved up and down along the vertical rod-like members of the mount and fixed at arbitrary positions, and means for fixing the rotation of each pulley at arbitrary positions;
The invention is characterized by comprising a hook that engages the lower end of the seat coat in order to stretch the seat coat, and a soft rod-shaped member that is installed inside the lower end of the seat coat and forms a step in the seat coat. tennis practice equipment.