Patent ID: 8550472

Claim:
An ice skate comprising: (a) a boot; (b) a holder having at least one substantially enclosed chamber and at least one aperture; (c) a blade system with a lower surface of a first defined curvature and a first blade system engagement portion; (d) the blade system comprising a blade along the lower surface; (e) a rotary retention latch pivotally mounted to the holder and substantially located in the enclosed chamber of the holder for movement between a blade securing position and a blade releasing position; (f) the rotary retention latch having an attachment engagement portion accessible through a first opening in the holder to the chamber and a release lever accessible through the at least one aperture, wherein the release lever is movable further into the enclosed chamber, to move the rotary retention latch from the blade securing position to the blade releasing position; (g) at least one biasing device that biases the rotary retention latch to the blade securing position; wherein the blade system is retained in the holder via the first blade system engagement portion, when extended through the first opening in the holder, detachably mating with the attachment engagement portion of the rotary retention latch, when the rotary retention latch is in the blade securing position.