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A GOLF CLUB - A devicedesignedfor extending a golf club shaft
generally(passive) is ... composedA golf club shaft set
ample timeto setgrip on golf club shaft
4 ) decreasing bore diameter from the middle of the shaft bore to the bore bottom surface 43111 of the shaft sleeve body 42103 can individually or in any combination thereof shaft sleeve cap 42104can preventbreakage of golf club shaft 41102
to be consideredwhen designinga golf club shaft
Such a high - performance composite structurecould resultin an improved golf club shaft
potential energyresultingfrom bending of a golf club shaft
that , when the golf club shaft protector tubes are collapsed , brings such edge surface into contact with the golf club shaftalso resultingin damage to the golf club shaft
forth in claim 14 wherein two layers of parallelsetforth in claim 14 wherein two layers of parallel
forth in claim 22setforth in claim 22
forth in claim 23setforth in claim 23
forth in claim 14 wherein about 75 percent of the fibers are oriented longitudinally along the axis of the shaft andsetforth in claim 14 wherein about 75 percent of the fibers are oriented longitudinally along the axis of the shaft and
of a laminate of prepregs made of a fiber reinforced resin , wherein a weight of a unit length of the golf club shaft in an axial direction thereof is set to not less than 0.25 g / cm nor more than 0.60 g / cmcomposedof a laminate of prepregs made of a fiber reinforced resin , wherein a weight of a unit length of the golf club shaft in an axial direction thereof is set to not less than 0.25 g / cm nor more than 0.60 g / cm
of a laminate of prepregs made of a fiber reinforced resin , wherein a weight of a unit length of said golf club shaft in an axial direction thereof is set to not less than 0.25 g / cm nor more than 0.60 g / cmcomposedof a laminate of prepregs made of a fiber reinforced resin , wherein a weight of a unit length of said golf club shaft in an axial direction thereof is set to not less than 0.25 g / cm nor more than 0.60 g / cm
forth in claim 18 wherein the wall is comprised of three distinct groups of layers of elongated glass fibers , the innermost group of fibers consisting of at least two layers of woven glass cloth whose warp fiber runs parallel to the axis ofsetforth in claim 18 wherein the wall is comprised of three distinct groups of layers of elongated glass fibers , the innermost group of fibers consisting of at least two layers of woven glass cloth whose warp fiber runs parallel to the axis of
forth in claim 19 wherein a group of fibers lies between the innermost and outermost groups of fibers and comprises two layers of spaced apart parallel glass fibers impregnated in epoxy resin and running parallelsetforth in claim 19 wherein a group of fibers lies between the innermost and outermost groups of fibers and comprises two layers of spaced apart parallel glass fibers impregnated in epoxy resin and running parallel
used set of golf clubssetused set of golf clubs
of a laminate of a plurality of carbon fibercomposedof a laminate of a plurality of carbon fiber
these featureswill createthese features
of an inner layer formed of a first , carbon fiber - reinforced plastic and containing a first carbon fiber group oriented at an angle in the range of 25 to 65 degrees with respect to the longitudinal axis of the shaftis composedof an inner layer formed of a first , carbon fiber - reinforced plastic and containing a first carbon fiber group oriented at an angle in the range of 25 to 65 degrees with respect to the longitudinal axis of the shaft
according to claim 1setaccording to claim 1
from being reduced in strength and also from having an uneven strengthis preventedfrom being reduced in strength and also from having an uneven strength
of an inner tubular layer of a carbon fiber - reinforced plastic having a fiber orientation angle of 40 - 50 ° with respect to the longitudinal axis of the shaftcomposedof an inner tubular layer of a carbon fiber - reinforced plastic having a fiber orientation angle of 40 - 50 ° with respect to the longitudinal axis of the shaft
US 6729970setUS 6729970
with no above - mentioned problemssetwith no above - mentioned problems
March , 2004setMarch , 2004