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US 8,784,280 B2Granted
Kettlebell methods and apparatus
OwnerMark A. Krullinventor
Life of this patent
Estimating the term…
Abstract
An adjustable weight kettlebell includes a weight lifting member that rests on top of a vertical stack of weights. A weight selector is rotatable into and out of underlying engagement of the weight plates to secure a desired amount of mass to the weight lifting member.
Claims35
An exercise kettlebell, comprising:
- a handle portion having a first end, an opposite, second end, and an intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- and
- a base portion rigidly secured to each said end of the handle portion, wherein the base portion has a lowermost edge that is configured to rest in a stable position on a floor surface with the intermediate portion of the handle portion disposed a vertical distance above the base portion, and the base portion is configured to define an outer circumferential sidewall having a majority portion that is outwardly convex, and a minority portion that is outwardly concave, and the minority portion is bounded by downwardly diverging left and right edges that extend to respective left and right lower ends at the lowermost edge of the base portion, wherein the base portion is symmetrical relative to a vertical plane of symmetry that extends through the minority portion and perpendicularly through a cross-section of the intermediate portion of the handle portion.
An exercise kettlebell, comprising:
- a handle portion having a first end, an opposite, second end, and in intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- and
- a base portion rigidly secured to each said end of the handle portion, wherein the base portion has a lowermost edge that is configured to rest in a stable position on a floor surface with the intermediate portion of the handle portion disposed a vertical distance above the base portion, and the base portion is configured to define an outer convex circumferential sidewall having a primary outer surface that is interrupted along a parabolic-shaped juncture by a concave recessed surface, and an uppermost portion of the concave recessed surface is equal distance from each said end of the handle portion, wherein the concave recessed surface is bounded by downwardly diverging left and right edges that extend to the lowermost edge of the base portion, wherein the base portion is symmetrical relative to a vertical plane of symmetry that extends through the concave recessed surface, and wherein the concave recessed surface is sized and configured to accommodate at least a portion of a person's forearm when the intermediate portion of the handle portion is grasped in a person's accompanying hand.
An exercise kettlebell, comprising:
- a handle portion having a first end, and an opposite second ends, and an intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- and
- a dome-shaped base portion, wherein the first end and of the handle is rigidly secured to a first portion of the base portion, and the second end of the handle is rigidly secured to a diametrically opposite, second portion of the base portion, and the base portion has a lowermost portion that is configured to rest in a stable position on a floor surface with the intermediate portion of the handle portion disposed a vertical distance directly above the base portion, and the base portion relatively larger in closed curve circumference proximate the floor surface, and the base portion relatively smaller in closed curved circumference at a higher elevation above the floor surface, wherein the base portion is bounded by a circumferential sidewall having a majority portion that is outwardly convex, and a minority portion that is outwardly concave, and an uppermost portion of the minority portion is disposed an equal distance from each said end of the handle, wherein the minority portion is bounded by respective left and right upwardly converging edges having respective left and right lower ends that extend to the lowermost edge of the base portion, wherein the base portion is symmetrical relative to a vertical plane of symmetry that extends through the minority portion.
A hand-held exercise device, comprising:
- a handle portion having a first end, an opposite, second end, and an intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- a dome-shaped shell, wherein a first end of the handle portion is rigidly secured to a first portion of the shell, and the second end of the handle portion is rigidly secured to a diametrically opposed, second portion of the shell, and a lowermost edge of the shell is configured to rest in a stable position on a floor surface with the shell opening downward toward the floor surface, and the intermediate portion of the handle portion disposed a vertical distance above the shell to at least accommodate a person's fingers wrapped about the intermediate portion of the handle portion, and the shell is relatively larger in circumference proximate the floor surface, and relatively smaller in circumference at a higher elevation above the floor surface, wherein the shell defines an outer circumferential sidewall having a majority portion that is outwardly convex, and a minority portion that is outwardly concave, wherein the minority portion is bounded by downwardly diverging edges, and an uppermost portion of the minority portion is disposed equal distance from the first end of the handle and the second end of the handle, wherein the shell is symmetrical relative to a vertical plane of symmetry that extends through the minority portion;
- and
- a weight releasably secured inside the shell, wherein the shell shrouds the weight except from below.
1 more element
An exercise kettlebell, comprising:
- a handle portion having a first end, an opposite, second end, and an intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- and
- a base portion configured to occupy an upright orientation relative to a horizontal floor surface with the intermediate portion of the handle portion disposed a vertical distance above the base portion, and a first vertical plane of symmetry extending through the intermediate portion of the handle portion, and a second vertical plane of symmetry extending through the handle portion and perpendicular to the first vertical plane of symmetry, wherein the base portion defines an outer circumferential sidewall having (a) a first outwardly convex sidewall portion disposed on a first side of the first vertical plane of symmetry, (b) a second outwardly convex sidewall portion disposed on an opposite, second side of the first vertical plane of symmetry, (c) a first outwardly concave sidewall portion disposed on a first side of the second vertical plane of symmetry and bisected by the first vertical plane of symmetry, and (d) a second outwardly concave sidewall portion disposed on an opposite, second side of the second vertical plane of symmetry and similarly bisected by the first vertical plane of symmetry, and wherein the first end of the handle portion extends downwardly away from the intermediate portion and is rigidly secured to an outwardly facing convex surface on the first outwardly convex sidewall portion, and the second end of the handle portion extends downwardly away from the intermediate portion and is rigidly secured to an outwardly facing convex surface on the second outwardly convex sidewall portion, and when viewed from above, the base portion defines a planform consisting essentially of (a) diametrically opposed first and second outwardly convex planform portions defined by the first outwardly convex sidewall portion and the second outwardly convex sidewall portion, respectively, and (b) diametrically opposed, first and second outwardly concave planform portions defined by the first outwardly concave sidewall portion and the second outwardly concave sidewall portion, respectively, and wherein each of the outwardly concave planform portions provides clearance for a person's forearm when the intermediate portion of the handle portion is grasped in a person's associated hand.
An exercise kettlebell, comprising:
- a handle portion having a first end, an opposite, second end, and an intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- and
- a base portion configured to occupy an upright orientation relative to a horizontal floor surface with the intermediate portion of the handle portion disposed a vertical distance above the base portion, wherein the base portion defines an outer circumferential sidewall having (a) an outwardly convex sidewall portion, (b) an outwardly concave sidewall portion, and (c) a juncture defined between the outwardly convex sidewall portion and the outwardly concave sidewall portion, wherein the juncture has opposite, upwardly converging left and right sides that curve into alignment with one another and join one another in a manner that defines an upwardly convex arc, and wherein the first end of the handle portion extends downwardly away from the intermediate portion and is rigidly secured to an outwardly facing convex surface on a first side of the outwardly convex sidewall portion, and the second end of the handle portion extends downwardly away from the intermediate portion and is rigidly secured to an outwardly facing convex surface on an opposite, second side of the outwardly convex sidewall portion, and wherein the base portion is symmetrical relative to a vertical plane of symmetry that bisects both the outwardly concave sidewall portion and the intermediate portion of the handle portion, and when viewed from above, the base portion defines a planform having an outwardly convex planform portion defined by the outwardly convex sidewall portion and an outwardly concave planform portion defined by the outwardly concave sidewall portion, wherein the outwardly concave sidewall portion provides clearance for a person's forearm when the intermediate portion of the handle portion is grasped in a person's associated hand.
An exercise kettlebell, comprising:
- a handle portion having a first end, an opposite, second end, and an intermediate portion extending between the first end and the second end, wherein the intermediate portion is sized and configured for grasping in a person's hand;
- and
- a base portion rigidly secured to each said end of the handle portion at respective locations beneath the intermediate portion, wherein the base portion is configured to occupy an upright orientation relative to a horizontal floor surface with the intermediate portion of the handle portion disposed a vertical distance above the base portion, and a vertical axis extending through a midpoint of the intermediate portion of the handle portion, and the base portion defines an outer circumferential sidewall surrounding the vertical axis, wherein along a lowermost edge of the sidewall, the sidewall has an outwardly convex portion and an outwardly concave portion, wherein the outwardly concave portion defines a lower edge of an outwardly concave recess in the sidewall, and the outwardly concave recess is also bounded by upwardly converging left and right edges that curve into alignment with one another and join one another in a manner that defines an upwardly convex arc, and wherein the base portion is symmetrical relative to a plane of symmetry that contains the vertical axis and bisects the outwardly concave portion, and the outwardly concave portion accommodates at least a portion of a person's forearm when the intermediate portion of the handle portion is grasped in a person's accompanying hand.
An exercise kettlebell, comprising:
- a weight having a geometric center, a vertical axis extending through the geometric center, and a planform disposed about the vertical axis and consisting essentially of first and second diametrically opposed outwardly convex portions and first and second diametrically opposed outwardly concave portions;
- and
- a handle connected to the weight, wherein the handle has an intermediate portion sized and configured to be grasped in a person's hand at a vertical distance above the weight, and opposite first and second end portions that extend downward from the intermediate portion and toward one another and the weight, and the vertical axis extends through the intermediate portion of the handle and a maximum width of the kettlebell is defined between opposite first and second end portions of the handle.
An exercise kettlebell, comprising:
- a handle portion having a first end segment, an opposite, second end segment, and an intermediate segment extending between the first end segment and the second end segment, wherein at least the intermediate segment is sized and configured for grasping in a person's hand;
- and
- a base portion rigidly secured to each said end segment at respective locations beneath the intermediate segment, wherein the base portion is configured to occupy an upright orientation relative to a horizontal floor surface with the intermediate segment disposed a vertical distance above an uppermost point on the base portion, and a vertical axis extending through a midpoint of the intermediate segment, and the base portion defines an outwardly facing circumferential sidewall surrounding the vertical axis, wherein proximate a lowermost edge of the sidewall, the sidewall has an outwardly convex portion and an outwardly concave portion, and the outwardly concave portion is bounded by upwardly converging left and right edges that curve into alignment with one another and join one another in a manner that defines an upwardly convex arc, and the base portion is symmetrical relative to a plane of symmetry that contains the vertical axis and bisects the arc.
Dependencies are inferred from the claim text.