JPS58101674U

JPS58101674U - tennis practice equipment

Info

Publication number: JPS58101674U
Application number: JP19718381U
Authority: JP
Inventors: 海野嘉夫
Original assignee: 海野　嘉夫
Priority date: 1981-12-29
Filing date: 1981-12-29
Publication date: 1983-07-11

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図は本案に係るテニス練習具の一実施例を示す側面
図、第２図の左半部は正面図、第２図の右半部は背面図
、第３図はシート押え板の斜視図、第４図はアームと枠
受様と枠受との斜視図、第５図はシート前側縁と返球跳
躍用横桟とあ斜視図、第６図は止めピン部分の縦断側面
図、第７．８図は使用例を示す側面図である。１・・・脚頭部、７・・・アーム、８・・・枠受様、９
・・・枠受、１２・・・止めピン、１４・・・バネ、１
５・・・保合孔、１６．１８・・・竪枠、２３・・・打
球返戻用横桟、２４・・・シート、２６・・・返球跳躍
用横桟。Fig. 1 is a side view showing an embodiment of the tennis practice tool according to the present invention, the left half of Fig. 2 is a front view, the right half of Fig. 2 is a rear view, and Fig. 3 is a perspective view of the seat press plate. Figure 4 is a perspective view of the arm, frame holder, and frame holder, Figure 5 is a perspective view of the front side edge of the seat and the horizontal bar for returning the ball, and Figure 6 is a vertical sectional side view of the retaining pin. Figure 7.8 is a side view showing an example of use. 1...Leg head, 7...Arm, 8...Frame support, 9
... Frame holder, 12 ... Stopping pin, 14 ... Spring, 1
5... Holding hole, 16. 18... Vertical frame, 23... Horizontal bar for returning the ball, 24... Sheet, 26... Horizontal bar for jumping the ball.

Claims

[Scope of utility model registration request]

The left and right arms, whose lower ends are integrally connected by a frame holder and the left and right frame holders are fixed to their upper ends, are removably pivoted to the left and right leg heads, and the stop is biased in the engagement direction by the base plate. A pin is attached to the above-mentioned arm, and an engagement hole with which the locking pin selectively engages is provided in the above-mentioned leg head, and the rear side edges of the seat are attached to the above-mentioned frame holders in a removable manner at the rear of the left and right vertical frames. The sheet is removably attached between the ends via a horizontal bar for returning the ball, and the front side edge of the sheet is detachably attached between the front ends of the left and right vertical frames via the horizontal bar for returning the ball. Featured tennis practice equipment.