Patents by Inventor Klaus Lenhart
Klaus Lenhart has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10660414Abstract: The invention relates to a folding pole (1), normally comprising four pipe sections (7-9), wherein the pipe sections (7-9) are connected to each other by means of plug-in connections while aligned along the pole axis (32) in the assembled state of the folding pole (1), and normally only three pipe sections (8, 8?, 9) are still connected to each other by means of a movable connecting element (16) in the folded state, and wherein a pole handle (2) is arranged on a top pipe section (7) and a pole tip (23) is arranged on a bottom pipe section (9).Type: GrantFiled: January 25, 2017Date of Patent: May 26, 2020Assignee: LEKISPORT AGInventor: Klaus Lenhart
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Patent number: 9867436Abstract: A pole grip for walking sticks, trekking poles, alpine ski, cross-country ski, or Nordic walking poles, and an associated hand-retaining device, or a set of said elements. The pole grip has a grip body and a hook-like device for fastening the hand-retaining device. Movable or rotatable locking elements are arranged in the area of the hook-like device in such a way that a loop-shaped device provided on the hand-retaining device and inserted into the hook-like device substantially from above is fastened in the hook-like device in a self-locking manner. The design is characterized in that elements that prevent rotation of a loop-shaped device fastened to the hook-like device about the longitudinal axis of the hook-like device by elements of form closure are provided on the hook-like device, and that corresponding complementary elements are provided on the hand-retaining device.Type: GrantFiled: April 18, 2013Date of Patent: January 16, 2018Assignee: LEKISPORT AGInventors: Klaus Lenhart, Eberhard Heim, Wladimir Kreis
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Publication number: 20170127775Abstract: The invention relates to a folding pole (1), normally comprising four pipe sections (7-9), wherein the pipe sections (7-9) are connected to each other by means of plug-in connections while aligned along the pole axis (32) in the assembled state of the folding pole (1), and normally only three pipe sections (8, 8?, 9) are still connected to each other by means of a movable connecting element (16) in the folded state, and wherein a pole handle (2) is arranged on a top pipe section (7) and a pole tip (23) is arranged on a bottom pipe section (9).Type: ApplicationFiled: January 25, 2017Publication date: May 11, 2017Applicant: LEKISPORT AGInventor: Klaus LENHART
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Patent number: 9609925Abstract: The invention relates to a folding pole (1), normally comprising four pipe sections (7-9), wherein the pipe sections (7-9) are connected to each other by means of plug-in connections while aligned along the pole axis (32) in the assembled state of the folding pole (1), and normally only three pipe sections (8, 8?, 9) are still connected to each other by means of a movable connecting element (16) in the folded state, and wherein a pole handle (2) is arranged on a top pipe section (7) and a pole tip (23) is arranged on a bottom pipe section (9).Type: GrantFiled: February 3, 2012Date of Patent: April 4, 2017Assignee: LEKISPORT AGInventors: Klaus Lenhart, Anna Friederike Lenhart, Markus Sebastian Lenhart
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Patent number: 9168449Abstract: A pole basket (8) for a ski pole, cross-country pole, trekking pole, Nordic walking pole, or hiking pole, in particular for a ski pole for the touring sector, wherein the pole basket (8) has a planar basket region (9, 11, 15). The pole basket is characterized in that the basked region (9, 11, 15) can be folded in a folded state at least in some regions in the direction of a pole tip (5,7), and can be opened in the opposite direction to a stop, at which the basket region forms a flat or only unsubstantially curved plane, and that the pole basket (8) is transferred into the folded state by a force acting on a upper face of the basket region (9, 11), and that the pole basket returns to the open state independently when said force is removed.Type: GrantFiled: January 27, 2012Date of Patent: October 27, 2015Assignee: LEKISPORT AGInventors: Klaus Lenhart, Anna Friederike Lenhart, Markus Sebastian Lenhart, Eberhard Heim
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Publication number: 20150150344Abstract: A pole grip for walking sticks, trekking poles, alpine ski, cross-country ski, or Nordic walking poles, and an associated hand-retaining device, or a set of said elements. The pole grip has a grip body and a hook-like device for fastening the hand-retaining device. Movable or rotatable locking elements are arranged in the area of the hook-like device in such a way that a loop-shaped device provided on the hand-retaining device and inserted into the hook-like device substantially from above is fastened in the hook-like device in a self-locking manner. The design is characterized in that elements that prevent rotation of a loop-shaped device fastened to the hook-like device about the longitudinal axis of the hook-like device by elements of form closure are provided on the hook-like device, and that corresponding complementary elements are provided on the hand-retaining device.Type: ApplicationFiled: April 18, 2013Publication date: June 4, 2015Applicant: LEKISPORT AGInventors: Klaus Lenhart, Eberhard Heim, Wladimir Kreis
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Publication number: 20140069475Abstract: The invention relates to a folding pole (1), normally comprising four pipe sections (7-9), wherein the pipe sections (7-9) are connected to each other by means of plug-in connections while aligned along the pole axis (32) in the assembled state of the folding pole (1), and normally only three pipe sections (8, 8?, 9) are still connected to each other by means of a movable connecting element (16) in the folded state, and wherein a pole handle (2) is arranged on a top pipe section (7) and a pole tip (23) is arranged on a bottom pipe section (9).Type: ApplicationFiled: February 3, 2012Publication date: March 13, 2014Applicant: LEKISPORT AGInventor: Klaus Lenhart
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Publication number: 20130312798Abstract: A clamping apparatus for a hiking/skiing pole for axially fixing a pipe section, comprising a plastic collar, which encloses the pipe section at least in an axial section and clamps the same in the closed state, wherein the plastic collar comprises at least one axial slot on either side of which a projection is arranged on the plastic collar, each comprising a coaxial passage opening arranged substantially perpendicular to the pipe section axis and through which a transverse pin penetrates, which on the outside of the second projection has a stop and which on the outside of the first projection has a rotational axis for a clamping lever comprising a lever arm, and a roll-off region, by means of which the distance between the stop and a metal counter surface on the outside of the first projection is reduceable by pivoting the clamping lever into the closed position.Type: ApplicationFiled: March 18, 2013Publication date: November 28, 2013Inventors: Klaus LENHART, Eberhad Heim
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Patent number: 8579329Abstract: A pole grip (1), particularly for walking sticks, trekking poles, alpine ski poles, cross-country ski poles and Nordic walking poles, comprising a grip body (3) and a hooking device (14) for attaching a hand-retaining device particularly provided in the form of a hand strap or a glove. Latching structure (6, 11) is placed in the area of the hook-like device (14) in such a manner that a strap-shaped, ring-shaped or eyelet-shaped device (33), which is inserted from above into the hooking device (14)and which is provided on a hand-retaining device, is fixed in the hooking device (14) in a self-latching manner. This simple and self-latching mechanism enormously simplifies use and is preferably combined with a safety release in the event of a heavy load acting in the opening direction of the hooking device.Type: GrantFiled: February 23, 2010Date of Patent: November 12, 2013Assignee: Lekisport AGInventor: Klaus Lenhart
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Publication number: 20130247947Abstract: The present invention relates to a stick (23), such as, for example, a trekking, downhill skiing, hiking or Nordic walking stick, which has a stick handle (28), a stick tube (24) comprising at least three telescopic tubular sections (25, 26, 27), and a stick point (29). Two adjacent tubular sections can each be adjusted relative to each other. The stick (23) according to the invention has a damping device (1) with a compression spring device (35), wherein an axial pin (2) which is secured axially on a second tubular section (26) is guided in a guide sleeve (10) held in a rotationally fixed manner in a first tubular section (25).Type: ApplicationFiled: May 15, 2013Publication date: September 26, 2013Applicant: LEKISPORT AGInventor: Klaus LENHART
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Patent number: 8496018Abstract: A clamping apparatus for a hiking/skiing pole for detachably axially fixing a pipe that is insertable into an opening of the clamping apparatus. The clamping apparatus includes a plastic collar, which encloses an axial portion of the pipe and clamps the pipe in a closed state, the plastic collar includes at least one axial slot making the circumference of the plastic collar variable. On opposite sides of the slot first and second projections are arranged on the plastic collar and include a coaxial passage opening that is arranged perpendicular to the pipe axis and through which a transverse pin penetrates. The outside of the second projection has a stop and the outside of the first projection has a rotational axis for a clamping lever, that includes a lever arm, which at least partially encloses the plastic collar when the clamping apparatus is closed, and has an eccentric roll-off region.Type: GrantFiled: January 26, 2010Date of Patent: July 30, 2013Assignee: Lekisport AGInventors: Klaus Lenhart, Eberhard Heim
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Patent number: 8474471Abstract: The present invention relates to a stick (23), such as, for example, a trekking, downhill skiing, hiking or Nordic walking stick, which has a stick handle (28), a stick tube (24) comprising at least three telescopic tubular sections (25, 26, 27), and a stick point (29). Two adjacent tubular sections can each be adjusted relative to each other. The stick (23) according to the invention has a damping device (1) with a compression spring device (35), wherein an axial pin (2) which is secured axially on a second tubular section (26) is guided in a guide sleeve (10) held in a rotationally fixed manner in a first tubular section (25).Type: GrantFiled: June 24, 2008Date of Patent: July 2, 2013Assignee: Lekisport AGInventor: Klaus Lenhart
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Patent number: 8434790Abstract: A stick snow ring (1) for a stick is described, with a stick holder (5) for receiving a stick tube. According to the invention, the stick snow ring (1) is characterized in that the snow ring region (2, 3) is designed as an essentially rigid disc and is fastened by means of a joint (4) in a manner such that it can rotate freely about a stick axis (A) and such that it can tilt about a tilt axis (B) over an angular range of 150°. The size of the snow ring can preferably be adapted individually to various use conditions.Type: GrantFiled: November 13, 2007Date of Patent: May 7, 2013Assignee: Lekisport AGInventor: Klaus Lenhart
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Publication number: 20130062376Abstract: A hand-retaining device, such as a hand strap that can be fastened to the hand or a glove, includes a movable loop between the thumb and the index finger portions, which is used for fixing the hand-retaining device to a hook-type mechanism of a pole grip. Such a hand-retaining device is suitable for use with a pole grip of walking canes, ski poles or the like, which are equipped with a grip member and a hook-type mechanism for attaching a hand-retaining device especially in the form of a hand strap or a glove. A locking mechanism is disposed in the area of the hook-type mechanism such that a loop-shaped, annular, or eye-shaped device that is provided on the hand-retaining device and is inserted into the hook-type mechanism from above is fixed in a self-locking manner in the hook-type mechanism.Type: ApplicationFiled: September 14, 2012Publication date: March 14, 2013Applicant: LEKISPORT AGInventor: Klaus LENHART
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Patent number: 8307464Abstract: Disclosed is a hand-retaining device (25), such as a hand strap that can be fastened to the hand or a glove, comprising a movable loop (33) between the thumb and the index which is used for fixing the hand-retaining device to a hook-type mechanism (14) of a pole grip. Such a hand-retaining device (25) is most preferably suitable for use with a pole grip (1), particularly for walking canes, trekking poles, downhill ski poles, cross-country ski poles, Nordic walking poles, which is equipped with a grip member (3) and a hook-type mechanism (14) for attaching a hand-retaining device especially in the form of a hand strap or a glove. Locking means (6, 11) are disposed in the area of the hook-type mechanism (14) such that a loop-shaped, annular, or eye-shaped device (33) that is provided on the hand-retaining device and is inserted into the hook-type mechanism (14) from above is fixed in a self-locking manner in the hook-type mechanism (14).Type: GrantFiled: December 7, 2005Date of Patent: November 13, 2012Assignee: Lekisport AGInventor: Klaus Lenhart
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Patent number: 8297870Abstract: An adjustable-length pole (10) for sticks, having an outer tube (12) and an inner tube (11) that can be inserted telescope-like into the outer tube (12) for adjusting the length of the tube, and having a spreading device (15) that is supported at the insertion end of the inner tube (11), the spreading device being able to clamp the inner tube (11) axially in the outer tube (12) and having a spreading element (16) that can be radially pressed apart and that is furnished with an inner cone (27), an interior element (17) that is provided with a reverse-oriented outer cone (22) and that is accommodated in the spreading element (16) so as to be axially movable, and an adjusting screw (18) that is axially oriented and is supported in a rotationally fixed manner on the inner tube (11), the adjusting screw having an operational connection to an internally threaded bore (21) in the interior element (17).Type: GrantFiled: August 13, 2009Date of Patent: October 30, 2012Assignee: Leki Lenhart GmbHInventor: Klaus Lenhart
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Patent number: 8123252Abstract: A stick handle is described, in particular for a ski stick, cross-country skiing stick, hiking stick or Nordic walking stick, with a handle body (10, 11), the head region (3) of which has, on the side (4) directed forwards in the direction of movement and/or on the side (5) directed rearwards in the direction of movement, an upper terminating projection (8, 12) which, when the stick is grasped, is arranged above the sliding hand and adjacent thereto, and which has, at least on the side (5) directed rearwards, a lower terminating projection (13) which, when the stick is grasped, is arranged below the grasping hand and adjacent thereto.Type: GrantFiled: July 12, 2007Date of Patent: February 28, 2012Assignee: Lekisport AGInventor: Klaus Lenhart
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Patent number: 8079617Abstract: A stick handle (1) is described, in particular for walking sticks, trekking sticks, alpine ski sticks, cross-country sticks and Nordic walking sticks, with a handle body (14) and with a device (8-11, 15) for the self-latching fastening of a hand-holding device (25), in particular in the form of a hand loop or a glove.Type: GrantFiled: February 1, 2007Date of Patent: December 20, 2011Assignee: Lekisport AGInventor: Klaus Lenhart
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Publication number: 20110240078Abstract: The invention relates to a clamping apparatus (1) for a hiking pole, trekking pole, nordic walking pole, cross-country skiing pole or skiing pole for detachably axially fixing a pipe section (3) that can be inserted into an opening of the clamping apparatus, wherein the clamping apparatus comprises a plastic collar (5), which substantially directly encloses the pipe section (3) at least in an axial section and clamps the same in the closed state, wherein at least in the region (5b) enclosing the pipe section (2) the plastic collar (5) comprises at least one axial slot (6, 15) making the circumference of the plastic collar variable in said region and is designed in a substantially peripheral manner in the remaining axial region (5a), wherein on either side of said slot (6) a projection (13, 14) is arranged on the plastic collar (5), wherein said projections (13, 14) comprise a coaxial passage opening (23) which is arranged substantially perpendicular to the axis (24) of the pipe section (3) and through which aType: ApplicationFiled: January 26, 2010Publication date: October 6, 2011Applicant: LEKISPORT AGInventors: Klaus Lenhart, Eberhard Heim
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Patent number: 7926849Abstract: The invention relates to an attachment for a ski pole, especially for downhill or cross-country skiing, comprising a tip attachment (3) that is provided with an upward-facing receiving area (4) for a pole tube (1), a downward-facing pole tip (7, 8), and a rigid basket area (5) which essentially extends on a plane that runs perpendicular or at a 60° to 120° angle to the axis of the pole tube (1). In order to be able to easily adjust the ski pole to different snow conditions, a basket plate (9) is disposed in the basket area (5) in such a way that said basket plate (9) can be fastened in a first position (15) and in at least one second position (16) in which the basket plate (9) is displaced relative to the first position substantially along the plane of the basket area (5), the supporting surface that is effective on the ground being larger in the second position (16) than in the first position (15).Type: GrantFiled: June 29, 2007Date of Patent: April 19, 2011Assignee: Lekisport AGInventor: Klaus Lenhart