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Chair for tennis-ball referee

A referee, tennis technology, applied in chairs, stools, other seating furniture, etc., can solve the problems of inconvenient movement, difficult handling, unable to shield from wind and rain, etc.

Inactive Publication Date: 2012-01-25
JIANGSU JINLING SPORTS EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The tennis referee chair with the above-mentioned structure has the disadvantages that it cannot be sheltered from wind and rain, and it is difficult to carry and inconvenient to move.

Method used

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  • Chair for tennis-ball referee
  • Chair for tennis-ball referee
  • Chair for tennis-ball referee

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0016] see figure 1 As shown, the tennis referee chair of the present invention includes a frame 1, a seat 2 is arranged on the top of the frame 1, armrests 3 are arranged on both sides of the seat 2, and a writing board 4 is hinged on the armrest 3 on one side. The top of the frame 1 is provided with an arc-shaped support 5, see figure 2 , image 3 , Figure 4 As shown, a liner 7 is arranged on the inner side of the arc-shaped bracket 5, a transparent strike plate 8 is covered on the liner 7, and an aluminum bead 9 is covered on the edge of the transparent strike plate 8, and the aluminum bead 9 and Lining plates 7 are riveted and fixed by rivets 11, and rubber seals 10 are embedded in grooves on the aluminum bead 9, and rubber seals 10 are covered on the rivets 11, and rollers 6 are arranged outside the rear foot of the frame 1. During use, pull the referee chair frame 1 with both hands, then tilt the referee chair backwards so that the rollers 6 touch the ground, and th...

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Abstract

The invention discloses a chair for a tennis-ball referee in tennis ball items of competitive sports. The chair comprises a framework, wherein a seat is arranged on the upper part of the framework; handrails are arranged on two sides of the seat; a writing board is hinged on the handrail on one side; a circular-arc bracket is arranged on the top of the framework; a transparent strike-resistant board is arranged on the circular-arc bracket; a roller is arranged on the outer side of a bottom foot on the rear part of the framework; an installation mode of the roller is that: the roller is not supported on the ground when the seat is up; and the roller is supported on the ground when the seat is inclined backwards, so that the seat can move by relying on the roller. Therefore, the chair for the tennis-ball referee can keep out of wind and rain and is convenient to move.

Description

technical field [0001] The invention relates to a tennis referee chair for tennis events in competitive sports. Background technique [0002] In the tennis event of competitive sports, because the tennis court is relatively long, the referee generally needs to stand at a very high position in order to clearly judge whether the two sides have fouled, so the tennis referee chair appeared. [0003] The commonly used tennis referee chair at present comprises a frame, a seat is arranged on the upper part of the frame, armrests are arranged on both sides of the seat, a writing board is hinged on one armrest, a square bracket is arranged on the top of the frame, and a square bracket is arranged on the square bracket. There are curtains on it. [0004] When in use, at least two staff members are required to carry the tennis referee chair to the match site. When the referee is working, the other end of the writing board can be buckled on the other side armrest so as to record. The...

Claims

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Application Information

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IPC IPC(8): A47C7/66A47C7/00A47C1/00
Inventor 李春荣
Owner JIANGSU JINLING SPORTS EQUIP
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