fig1 is an elevation side view of a golf club and , for clarity , neither it nor the other figures are to scale . it reveals putter 10 with top 14 , bottom 13 , shaft 20 , head 30 , and grip 40 . shaft 10 has butt 22 , tip 26 , and clearly defined substantially flat longitudinal shaft sides with first shaft side 29a being an impact - alignment surface and second shaft side 29g being a target - alignment surface . head 30 has striking face 32 and connector 34 . connector 34 receives tip 26 and thereby connects shaft 20 and head 30 . connector 34 has clearly defined connector sides ( see also fig6 ). first connector side 39a is an impact - alignment surface and second connector side 39g is a target - alignment surface . grip 40 inserts onto shaft up to butt 22 thereby connecting shaft 20 and grip 40 . grip 40 has outer grip surface 49 with a plurality of grip sides 49a - h thereon . first grip side 49a is an impact - alignment surface and second grip side 49g is a target - alignment surface ( fig5 provides greater clarity of grip sides and corners ). a conventional attachment means may be used to connect head 30 and grip 40 to shaft 20 . such means include , but is not limited to , friction - fit , adhesives ( such as tape and epoxy ), shims , and other means suitable for the intended purpose . shaft 20 can be substantially parallel or substantially tapered . it can be configured to fit into a head connector , into a hosel , or over a hosel . fig1 also shows the alignment of all impact - alignment surfaces 49a ( first grip side ), 29a ( first shaft side ), and 39a ( first connector side ) being along a single plane and in substantial perpendicular relationship to striking face 32 . fig2 shows the alignment of all target - alignment surfaces 49g ( second grip side ), 29g ( second shaft side ), and 39g ( second connector side ) being along a single plane and in substantial parallel relationship with striking face 32 . the arrow shows the striking direction of putter 10 to a ball ( not shown ). fig3 is a cross - section view taken at line 3 -- 3 of fig1 . it shows grip sides 49a - 49h and outer grip corners 47a - 47h . fig4 is a cross - section view taken at line 4 -- 4 of fig1 ( shaft 20 not shown for ease of explanation ) showing grip 40 and chamber 45 . this , and all cross - section views , reveal the structure of the putter which facilitates proper registration of respective alignment surfaces . in this figure , chamber 45 has eight substantially flat longitudinal chamber sides 48a - 48h therein and eight substantially equiangular chamber corners 46a - 46h therebetween . first chamber side 48a is an impact - alignment surface and second chamber side 48g is a target - alignment surface . first chamber side 48a in on the same side and parallel to first grip side 49a ; each being impact - alignment surfaces . fig5 is a cross - section view taken at line 5 -- 5 of fig1 . it shows shaft 20 having eight substantially flat longitudinal shaft sides 29a - 29h and eight substantially equiangular shaft corners 24a - 24h therebetween . first shaft side 29a is an impact - alignment surface . second shaft side 29g is a target - alignment surface . shaft 20 inserts into chamber 45 down to butt 22 such that first shaft side 29a fittingly and effortlessly adjoins first chamber side 48a and second shaft side 29g fittingly , and with equal ease , adjoins second chamber side 48g thereby facilitating the mounting process and simultaneously maintaining impact - alignment and target - alignment integrity . fig6 is a cross - section view taken at line 6 -- 6 of fig1 ( shaft 20 not shown for ease of explanation ). it shows connector 34 having eight substantially flat inner connector sides 38a - 38h with eight substantially equiangular inner connector corners 36a - 36h therebetween , and eight substantially flat outer connector sides 39a - 39h with eight substantially equiangular outer connector corners 37a - 37h therebetween . first inner connector side 38a is an impact - alignment surface , whereas second inner connector side 38g is a target - alignment surface . first outer connector side 39a is an impact - alignment surface , whereas second outer connector side 39g is a target - alignment surface . shaft 20 connects into connector 34 at tip 26 such that first shaft side 29a at tip 26 adjoins first inner connector side 38a in impact - alignment orientation and second shaft side 29g at tip 26 adjoins second inner connector side 38g in target - alignment orientation . in this mounting configuration , first outer connector side 39a is in impact - alignment orientation with all impact - alignment surfaces . second outer connector side 39g is in target - alignment orientation with all target - alignment surfaces . shaft 20 may also connect at tip 26 over connector 34 such that first shaft side 29a fittingly adjoins first outer connector side 39a in impact - alignment orientation and second shaft side 29g fittingly adjoins second outer connecter side 39g in target - alignment orientation . in this , the preferred embodiment , shaft 20 has eight substantially flat longitudinal shaft sides 29a - h running the full length of shaft 20 with eight substantially equiangular shaft corners 28a - h therebetween . connector 34 has eight substantially flat inner 38a - h and outer connector sides 39a - h each with eight substantially equiangular connector corners 36a - h , 37a - h , respectively , therebetween . shaft 20 connects thereat in perfect impact - alignment and target - alignment . grip 40 has eight substantially flat longitudinal grip sides 49a - h running the full length of grip 40 with eight corners 47a - h therebetween . chamber 45 has eight substantially flat longitudinal chamber sides 48a - h with eight substantially equiangular chamber corners 46a - h therebetween running the full length of chamber 45 . first shaft side 29a , first grip side 49a , first chamber side 48a , first inner connector side 38a , and first outer connector side 39a are impact - alignment surfaces . second shaft side 29a , second grip side 49a , second chamber side 48a , second inner connector side 38a , and second outer connector side 39a are target - alignment surfaces . shaft 20 attaches thereat in perfect impact - alignment and target - alignment . all impact - alignment surfaces lie along one plane and all target - alignment surfaces lie along another plane . all impact - alignment surfaces are perpendicular to striking face 34 while all target - alignment surfaces are parallel to striking face 34 . another embodiment may include more or less than eight mating sides . in such cases , there must be first shaft side 29a , first grip side 49a , first chamber side 48a , first inner connector side 38a , and first outer connector side 39a all of which are impact - alignment surfaces . there also must be second shaft side 29a , second grip side 49a , second chamber side 48a , second inner connector side 38a , and second outer connector side 39a all of which are target - alignment surfaces . in this embodiment , when head 30 and grip 40 are mounted to shaft 20 all impact - alignment surfaces lie along one plane and all target - alignment surfaces lie along another plane . all impact - alignment surfaces are perpendicular to striking face 34 while all target - alignment surfaces are parallel to striking face 34 . yet another embodiment may include a plurality of quadrantally divisible substantially flat chamber sides ( i . e ., divisible by four ), with first chamber side 48a being an impact - alignment surface and second chamber side 48g being a target - alignment surface . in this emmbodiment there are corresponding shaft sides and surfaces , and connector sides and surfaces such that , when head 30 and grip 40 are mounted to shaft 20 all impact - alignment surfaces lie along one plane and all target - alignment surfaces lie along another plane . all impact - alignment surfaces are perpendicular to striking face 34 while all target - alignment surfaces are parallel to striking face 34 . fig4 a and 6a , taken on lines 4a -- 4a and 6a -- 6a , respectively , of fig1 show still another embodiment of a mounting means for head 30 to shaft 20 and grip 40 to shaft 20 . in fig4 a , shaft 20 is inserted into chamber 45 of grip 40 . the registration of proper alignment is accomplished by at least one substantially straight shaft butt indentation 23a running along shaft 20 upward from butt 22 to top 14 of putter 10 ( not shown ; see fig1 ). shaft butt projection 21a complements a single shaft butt indentation . chamber projection 41a cooperates with shaft butt indentation 23a for alignment - oriented mounting of grip 40 to shaft 20 . second shaft butt indentation 23b may also be placed on shaft 20 in similar fashion . in such a case , second chamber projection 41b cooperates with second shaft butt indentation 23b for alignment - oriented mounting of grip 40 to shaft 20 . chamber indentations 43a , 43b cooperate with shaft butt projections 21a , 21b at butt 22 . any number of shaft butt indentations and projections on shaft 20 with cooperating indentations and projections in chamber 45 may also be included . fig5 a taken on line 5a -- 5a of fig1 shows that shaft 20 , below butt 22 and above tip 26 , is substantially circular . in this embodiment , the mounting - alignment means may be any combination of substantially flat longitudinal sides or projections and indentations in chamber 45 , butt 26 , tip 22 , and connector 34 . the respective substantially flat longitudinal sides each must have an impact - alignment surface and a target - alignment surface . fig6 a taken on line 6a -- 6a of fig1 shows connector 34 having at least one connector projection 31a which cooperates with at least one shaft tip indentation 27a at shaft tip 26 for alignment - oriented mounting of head 30 to shaft 20 . second shaft tip indentation 27b at shaft tip 26 may also be placed on shaft 20 in similar fashion . in such a case , second connector projection 31b cooperates with second shaft tip indentation 27b for alignment - oriented mounted of head 30 to shaft 20 . connector indentations 33a , 33b cooperate with shaft tip projections 25a , 25b at shaft tip 26 . any number of shaft tip indentations and projections on shaft 20 with cooperating indentations and projections in connector 34 may also be included . the projections and indentations in all cases may be substantially straight and may be configured in any fashion including , but not limited to , slots and ribs , lands and grooves , channels and elevated members , and the like ; and may be substantially squared , substantially angled , or substantially curved . regardless of the specific configuration , the projections and indentations must fittingly correspond and cooperate with one another such that the mounting - alignment process is facilitated and impact - alignment and target - alignment integrity is maintained . while specific embodiments of an improved golf putter have been shown and fully explained above for the purpose of illustration , it should be understood that many other uses will be found for the instant invention disclosure and many alterations , modifications , and substitutions may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims . such are intended to be included within the scope of the invention . the concept of this invention relates equally to all types of golf clubs , not specifically to a putter , and to all types of sporting implements which require accuracy in mounting and in play . accordingly , the scope of the invention should be determined not by the embodiments illustrated , but by the appended claims and their legal equivalents .
an improved golf club having pre - structured alignments between shaft , grip , and head . this structure encompasses a plurality of sides between shaft , grip , and head . one such side is an impact - alignment surface and is on a single plane between shaft , grip , and head . another side is a target - alignment surface which is on another single plane between shaft , grip , and head . the impact - alignment surface is perpendicular to a striking face of the golf club and to the target - alignment surface . the golf club also has a mounting structure for mounting grip and head to shaft which accurately registers the respective aforesaid alignment surfaces . the mounting structure comprises mating sides between shaft , grip , and head ; or cooperating depressions and projections on shaft , grip , and head .