Construction method

Details Construction method Construction method

1976-02-26

1977-10-25

Woo, Jay H.

Metal working

Method of mechanical manufacture

Assembling or joining

52227, 52228, 272 3, 273 29R, B21D 3900

Patent

active

040549879

ABSTRACT:
The disclosure is of a novel method for constructing a recreational ball-playing court surface from a plurality of square, unitary, elastic, molded thermoplastic sheets having a plurality of support legs and means for interlocking the sheets together. The sheets are divided into square gratings. The method of the invention comprises assembling the sheets together under tension along the horizontal axes of the sheets. The construction of the court surface according to the method of the invention obviates buckling of the surface due to thermal expansion of the sheets.

REFERENCES:
patent: 2415830 (1947-02-01), Mack
patent: 3438312 (1969-04-01), Becker et al.
patent: 3557670 (1971-01-01), Sutton
patent: 3616104 (1971-10-01), Kuzmick
patent: 3960375 (1976-06-01), Roubi et al.

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