Back to results
US 7,007,978 B1Granted
Skate activities rail support
OwnerErik Purdominventor
Life of this patent
Estimating the term…
Abstract
A portable lightweight grind rail assembly formed of a tube supported on a multiplicity of spaced apart tube supports, each tube support having a base, a tube receiving surface and tube receiving mechanism which retains a portion of the tube on the tube receiving surface.
Claims23
A tube support to support a tube to be used as a grind rail, the tube having a centerline and a vertical height, the tube support comprising:
- a. a base;
- b. a tube receiver surface on said base;
- c. a tube receiver mechanism to hold a tube on the tube receiver surface of said base through a snap fit wherein the vertical height of the tube receiver mechanism extends above the height of the vertical centerline of the tube to retain the tube on the tube receiver surface of said base;
- and
- d. said tube support further comprising a pair of sidewalls and a pair of end walls which surround the hollow space within said base;
- e. whereby a multiplicity of spaced apart tube supports serve to retain the tube so that the tube is used as a grind rail.
3 more elements
A portable grind rail assembly comprising:
- a. a cylindrical tube having a centerline and a vertical height;
- b. at least two spaced apart tube supports, each tube support further comprising a base, a tube receiver surface on said base and a tube receiver mechanism to hold said tube on the tube receiver surface of said base through a snap fit wherein the vertical height of the tube receiver mechanism extends above the height of the vertical centerline of the cylindrical tube;
- c. said cylindrical tube supported at spaced apart locations on the cylindrical tube by a respective tube support;
- and
- d. each said tube support further comprises a pair of sidewalls and a pair of end walls which surround a hollow space within said base.
2 more elements
Dependencies are inferred from the claim text.