Three wheel roller skate

Details Three wheel roller skate Three wheel roller skate

1996-01-16

1998-01-20

Boehler, Anne Marie

Land vehicles

Skates

Wheeled skate

280 1119, 280 1121, 188 69, A63C 1704, A63C 1714, A63C 1720

Patent

active

057093954

ABSTRACT:
A three wheel roller skate (10) that can be better maneuvered than a four wheel roller skate, yet allowing an inexperienced or beginner roller skater (16) to enjoy roller skating. A built-in mechanism has three functions, which are: function 1, to lock all wheels (20), (22) in a stop position; function 2, to unlock all wheels (20), (22) in a free rotation position; and function 3, to prevent the front wheels (22) from rotating backwards in an anti-reverse position.

REFERENCES:
patent: 1016447 (1912-02-01), Sheahan
patent: 1230491 (1917-06-01), Konietzky
patent: 1276212 (1918-08-01), Hardy
patent: 1517352 (1924-12-01), Foote
patent: 3086787 (1963-04-01), Wyche
patent: 4817974 (1989-04-01), Bergeron
patent: 4966377 (1990-10-01), Yu
patent: 5232231 (1993-08-01), Carlsmith
patent: 5340131 (1994-08-01), Smathers et al.

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