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US 6,357,145 B1Granted
High performance lightweight grind shoe apparatus
AssigneeArtemis Innovations Inc.
InventorBrent James
Life of this patent
Estimating the term…
Abstract
Grind shoe apparatus including a sole mounting a grind plate in the arch area. The grind plate is formed with a downwardly opening concave slide trough and is configured to form clearance spaces at the front and rear thereof. The plate may be formed on the lateral side with an upwardly and outwardly incline side slide surface.
Claims17
A high performance lightweight grinding shoe apparatus comprising:
- a shoe including a sole formed with an arch area configured with a raised recess of a predetermined configuration having front and back walls;
- a grind plate attached to said sole, formed with a top wall configured to be complementally received in said recess and formed on its bottom side with a downwardly opening grind trough slide, said plate formed on at least one end with an edge spaced a selected distance from one of said walls;
- and
- said sole is formed on at least one side of said arch area with a laterally projecting brake for, when said trough is positioned on said rail and said shoe is rolled over to said one side, engaging said rail.
1 more element
A high performance lightweight grinding shoe apparatus comprising:
- a shoe including a sole formed with an arch area configured with a raised recess of a predetermined configuration having front and back walls;
- a grind plate attached to said sole, formed with a top wall configured to be complementally received in said recess and formed on its bottom side with a downwardly opening grind trough slide, said plate formed on at least one end with an edge spaced a selected distance from one of said walls;
- and
- said grind plate is formed with said trough slide formed with a horizontally projecting support track for supporting said sole in a substantially erect position and is further formed at the lateral side thereof with a Royale track angling upwardly and outwardly at an angle of at least 30° to the vertical.
1 more element
A low profile grind shoe apparatus comprising:
- a shoe sole configured with a tread surface disposed in a horizontal plane, said sole formed in the arch area with a cylindrically shaped, transversely extending raised recess having a maximum height no greater than 1 cm above said horizontal plane;
- and
- a cylindrically shaped grind plate bonded in said recess formed with a thickness no greater than about 0.2 cm, to be configured with a downwardly opening trough slide.
Dependencies are inferred from the claim text.