Road structure – process – or apparatus – Pavement – Modules or blocks
Patent
1977-11-09
1979-10-02
Murtagh, John E.
Road structure, process, or apparatus
Pavement
Modules or blocks
52586, E01C 520
Patent
active
041696883
ABSTRACT:
An artificial ice skating rink floor with a layer of cushion material thereon and a plurality of floor plates formed of ultra-high molecular weight polyethyene laid directly on the layer of cushion material with the floor plates held in position by plate-like and U-shaped insertion members.
REFERENCES:
patent: 2127199 (1938-08-01), Austhoff
patent: 2138085 (1938-11-01), Birtles
patent: 2244343 (1941-06-01), Meyercord
patent: 2595111 (1952-04-01), Steward
patent: 3350092 (1967-10-01), Isao Maki
patent: 3508945 (1970-04-01), Haemer
patent: 3771891 (1973-11-01), Nirewski
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