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US 4,065,995 AGranted
Pocket finger exercise board
OwnerMichael M. Greerinventor
Life of this patent
Estimating the term…
Abstract
A pocket finger exercise board takes the form of a two part molded plastic assembly including an open top, elongated hollow body member with a planar cover member fixed to and overlying the body member. The cover member has notches at opposed ends, and a series of transverse ribs project from its upper surface with a string strung in multiple turn fashion on the cover member across the transverse ribs and within the notches and fixed at respective ends to the lower surface of the cover member. The cover member is screwed to the body member to permit dis-assembly and restringing.
Claims6
A pocket finger exercise board comprising:
- an open top elongated hollow body member having a bottom wall, end and side walls and forming coplanar edges,
- a planar cover member having width and length dimensions corresponding to those of said body member and forming opposed ends and top and bottom faces,
- a plurality of transversely extending, longitudinally spaced ribs on said cover member top face,
- laterally spaced notches on both ends of said cover member,
- at least one string, strung longitudinally about said cover member from end to end and being positioned within said notches and forming a plurality of spaced parallel string portions extending longitudinally across the top face of said cover member and in contact with said transversely extending ribs,
- means for fixing the ends of said at least one string to the bottom face of said cover member under tension, and
- means for fixing said cover member to the open top of said body member with said string end fixing means located interiorly of said hollow body member.
4 more elements
Dependencies are inferred from the claim text.