Method and means for selectively positioning golf club shaft flex point
OwnerPaul J. Herberinventor
Life of this patent
Estimating the term…
Abstract
A golf club shaft (12) is provided with ringlike shaft stiffening bodies (22) at a given location along the shaft in order to locate the shaft flex point appropriately for a particular individual. Each stiffening body (22) consists of a quantity of an epoxy and glass fibers mixture which is molded about the shaft (12) and sets up to a rigid condition.
Claims17
A golf club shaft means having a grip end portion head end portion, comprising:
- an elongated shaft base having a generally cylindrical transverse cross-section;
- and
- radially outwardly extending body means received onto and unitarily secured to the shaft base for stiffening the shaft base at the securement, said body means including a molded member adhesively secured to the shaft base consisting of an epoxy and powdered graphite.
A golf club shaft means with predetermined maximum flex point, comprising:
- an elongated shaft base tapered with respect to a longitudinal axis, said base having a club end portion and an opposite grip end portion;
- and
- three spaced-apart annular body means adhesively adhered to the shaft base adjacent the grip end portion, each said body means being formed from a material including intermixed epoxy and graphite particles.
A method of presetting the flex point of a golf club having an elongated shaft base, a grip on one end of the shaft base and a clubhead on the other shaft base end, comprising the steps of:
- preparing a quantity of a viscous semiliquid adhesive material;
- applying adhesive material quantity in a symmetric configuration about a preselected region of the shaft base;
- and
- allowing the adhesive to set up to a rigid condition secured to the shaft base.
Dependencies are inferred from the claim text.