US 2022/0008795 A1Published application

Aerodynamic golf club head

AssigneeTaylor Made Golf Company, Inc.

InventorsMichael Scott Burnett, Jeffrey J. Albertsen, Marc Schmidt

Life of this patent

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Abstract

An aerodynamic golf club head having body attributes that impart beneficial aerodynamic properties.

Claims20

Dependent claims

A high volume aerodynamic golf club head (100) comprising:

A) a body (110) having a club head volume of at least 400 cc, a face (200), a sole section (300), a crown section (400), a front (112), a back (114), a heel (116), a toe (118), and a center of gravity (CG), wherein the body (110) has a front-to-back dimension (FB) of at least 4.6 inches and a heel-to-toe dimension (HT) greater than the front-to-back dimension (FB);
B) the face (200) having a top edge (210) and a lower edge (220), wherein a top edge height (TEH) is the elevation of the top edge (210) above a ground plane (GP), and a lower edge height (LEH) is the elevation of the lower edge (220) above the ground plane (GP), wherein a maximum top edge height (TEH) is at least 2 inches;
and
C) the crown section (400) having a crown apex (410) located an apex height (AH) above a ground plane (GP), wherein:
(i) within a front-to-back vertical section through the crown apex (410) and perpendicular to a vertical plane created by a shaft axis (SA), a portion of the crown section (400) between the crown apex (410) and the face (200) has an apex-to-front radius of curvature (Ra-f);
(ii) within a heel-to-toe vertical section parallel to the vertical plane created by the shaft axis (SA), a portion of the crown section (400), above the elevation of the maximum top edge height (TEH), has a heel-to-toe radius of curvature (Rh-t);
(iii) within the front-to-back vertical section a portion of the crown section (400)), above the elevation of the maximum top edge height (TEH), between the crown apex (410) and the back (114) has an apex-to-rear radius of curvature (Ra-r);
(iv) wherein the apex-to-front radius of curvature (Ra-f) at the crown apex (410) is less than the greatest apex-to-rear radius of curvature (Ra-r);
(v) the crown apex (410) is located a crown apex HT dimension (414) that is greater than 30% of the heel-to-toe dimension (HT) and less than 70% of the heel-to-toe dimension (HT);
(vi) the crown apex (410) is behind the forwardmost point on the face (200) a crown apex setback dimension (412), and the crown apex setback dimension (412) is less than a CG depth distance that is parallel to the crown apex setback dimension (412) and measured from a vertical projection of the center of gravity (CG) on the ground plane (GP) to a vertical projection of the forwardmost point on the face (200) on the ground plane (GP);
and
(vii) the crown apex (410) is located between the toe (118) and a vertical front-to-back plane through the center of gravity (CG);
D) the high volume aerodynamic golf club head (100) has:
(i) a first moment of inertia (MOIy) about a vertical axis through a center of gravity (CG) of the high volume aerodynamic golf club head (100) that is at least 4000 g*cm2;
and
(ii) a second moment of inertia (MOIx) about a horizontal axis through the center of gravity (CG) that is at least 2000 g*cm2.

13 more elements

Dependencies are inferred from the claim text.

Facts

Application: 17/485,977Filed 27 Sep 2021
Priority: 15 Jul 2008
Published: 13 Jan 2022
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

A63B 53/0466
Heads: wood-type
A63B 53/0408
Heads: characterised by specific dimensions, e.g. thickness
A63B 53/0412
Characterised by specific dimensions, e.g. thickness: volume
A63B 53/0437
Heads: with special crown configurations

Family

Application61/080,892Us provisional application · filed 15 Jul 2008
Application61/101,919Us provisional application · filed 1 Oct 2008
Application12/367,839Continuation · filed 9 Feb 2009
Application13/304,863Continuation · filed 28 Nov 2011
Application13/670,703Continuation · filed 7 Nov 2012
Application13/969,670Continuation · filed 19 Aug 2013
Application14/069,503Continuation · filed 1 Nov 2013
Application14/260,328Continuation · filed 24 Apr 2014
Application15/012,880Continuation · filed 2 Feb 2016
Application15/603,605Continuation · filed 24 May 2017
Application16/105,001Continuation · filed 20 Aug 2018
Application16/707,774Continuation · filed 9 Dec 2019
Application17/485,977Continuation
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A high volume aerodynamic golf club head (100) comprising:

A) a body (110) having a club head volume of at least 400 cc, a face (200), a sole section (300), a crown section (400), a front (112), a back (114), a heel (116), a toe (118), and a center of gravity (CG), wherein the body (110) has a front-to-back dimension (FB) of at least 4.6 inches and a heel-to-toe dimension (HT) greater than the front-to-back dimension (FB);
B) the face (200) having a top edge (210) and a lower edge (220), wherein a top edge height (TEH) is the elevation of the top edge (210) above a ground plane (GP), and a lower edge height (LEH) is the elevation of the lower edge (220) above the ground plane (GP), wherein a maximum top edge height (TEH) is at least 2 inches;
and
C) the crown section (400) having a crown apex (410) located an apex height (AH) above a ground plane (GP), wherein:
(i) within a front-to-back vertical section through the crown apex (410) and perpendicular to a vertical plane created by a shaft axis (SA), a portion of the crown section (400) between the crown apex (410) and the face (200) has an apex-to-front radius of curvature (Ra-f);
(ii) within a heel-to-toe vertical section parallel to the vertical plane created by the shaft axis (SA), a portion of the crown section (400), above the elevation of the maximum top edge height (TEH), has a heel-to-toe radius of curvature (Rh-t);
(iii) within the front-to-back vertical section a portion of the crown section (400)), above the elevation of the maximum top edge height (TEH), between the crown apex (410) and the back (114) has an apex-to-rear radius of curvature (Ra-r);
(iv) wherein the apex-to-front radius of curvature (Ra-f) at the crown apex (410) is less than the greatest apex-to-rear radius of curvature (Ra-r);
(v) the crown apex (410) is located a crown apex HT dimension (414) that is greater than 30% of the heel-to-toe dimension (HT) and less than 70% of the heel-to-toe dimension (HT);
(vi) the crown apex (410) is behind the forwardmost point on the face (200) a crown apex setback dimension (412), and the crown apex setback dimension (412) is less than a CG depth distance that is parallel to the crown apex setback dimension (412) and measured from a vertical projection of the center of gravity (CG) on the ground plane (GP) to a vertical projection of the forwardmost point on the face (200) on the ground plane (GP);
and
(vii) the crown apex (410) is located between the toe (118) and a vertical front-to-back plane through the center of gravity (CG);
D) the high volume aerodynamic golf club head (100) has:
(i) a first moment of inertia (MOIy) about a vertical axis through a center of gravity (CG) of the high volume aerodynamic golf club head (100) that is at least 4000 g*cm2;
and
(ii) a second moment of inertia (MOIx) about a horizontal axis through the center of gravity (CG) that is at least 2000 g*cm2.