Patents Assigned to Telesteps AB
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Publication number: 20210381312Abstract: A stabiliser system (150; 160; 170; 180) for use with at least one ladder tube (10, 12) of a collapsible ladder (1) wherein the collapsible ladder (1) comprises at least two ladder sections (6, 5a-5j) and where each ladder section comprises two ladder tubes (10, 12) arranged parallel to each other and interconnected by a rung (20) to form the respective ladder section, and where each ladder tube (10, 12) is telescopically inserted into a ladder tube (10, 12) of a lower ladder section to form the collapsible ladder (1) is provided.Type: ApplicationFiled: October 14, 2019Publication date: December 9, 2021Applicant: Telesteps ABInventor: Rikard MATTSSON
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Patent number: 10961777Abstract: A ladder tube (10, 12) for use in a ladder section of a collapsible ladder (1) is provided. The collapsible ladder comprises several ladder sections (5, 5a-5j), where each ladder section comprises two ladder tubes (10, 12) arranged parallel to each other and interconnected by a rung (20) to form the respective ladder section, and where each ladder tube (10, 12) is telescopically inserted into a ladder tube (10, 12) of a lower section to form the collapsible ladder (1). The ladder tube (10, 12) is characterized in that it has a cross-sectional shape comprising at least one straight section (16) which at each end is connected at an angle larger than 90 degrees to at least one additional section (18) of the cross-sectional shape.Type: GrantFiled: April 4, 2017Date of Patent: March 30, 2021Assignee: Telesteps ABInventors: Jens Bernhardsson, Stina Karlsson, Henrik Edvardsson, Niklas Ekstrand, Carl-Johan Nelson, Ulrik Gejervall
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Patent number: 10718161Abstract: A rung for use in a ladder section of a collapsible ladder (1) is provided. The collapsible ladder comprises several ladder sections (5, 5a-5j), where each ladder section comprises two ladder tubes (10, 12) arranged parallel to each other and interconnected by the rung (20) to form the respective ladder section, and where each ladder tube (10, 12) is telescopically inserted into a ladder tube (10, 12) of a lower ladder section to form the collapsible ladder (1), the rung (20) comprising a main section (22), a first bracket section (24a) and a second bracket section (24b), wherein the first and second bracket sections (24a, 24b) are arranged at each end of the rung (20) to receive the respective ladder tube (10, 12). The rung (20) is characterized in that the main section (22) and the first and second bracket sections (24a, 24b) are provided as an integrated unit.Type: GrantFiled: April 4, 2017Date of Patent: July 21, 2020Assignee: Telesteps ABInventors: Jens Bernhardsson, Stina Karlsson, Henrik Edvardsson, Niklas Ekstrand, Carl-Johan Nelson, Ulrik Gejervall
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Publication number: 20190128064Abstract: A rung for use in a ladder section of a collapsible ladder (1) is provided. The collapsible ladder comprises several ladder sections (5, 5a-5j), where each ladder section comprises two ladder tubes (10, 12) arranged parallel to each other and interconnected by the rung (20) to form the respective ladder section, and where each ladder tube (10, 12) is telescopically inserted into a ladder tube (10, 12) of a lower ladder section to form the collapsible ladder (1), the rung (20) comprising a main section (22), a first bracket section (24a) and a second bracket section (24b), wherein the first and second bracket sections (24a, 24b) are arranged at each end of the rung (20) to receive the respective ladder tube (10, 12). The rung (20) is characterized in that the main section (22) and the first and second bracket sections (24a, 24b) are provided as an integrated unit.Type: ApplicationFiled: April 4, 2017Publication date: May 2, 2019Applicant: Telesteps ABInventors: Jens BERNHARDSSON, Stina KARLSSON, Henrik EDVARDSSON, Niklas EKSTRAND, Carl-Johan NELSON, Ulrik GEJERVALL
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Publication number: 20190119985Abstract: A ladder tube (10, 12) for use in a ladder section of a collapsible ladder (1) is provided. The collapsible ladder comprises several ladder sections (5, 5a-5j), where each ladder section comprises two ladder tubes (10, 12) arranged parallel to each other and interconnected by a rung (20) to form the respective ladder section, and where each ladder tube (10, 12) is telescopically inserted into a ladder tube (10, 12) of a lower section to form the collapsible ladder (1). The ladder tube (10, 12) is characterized in that it has a cross-sectional shape comprising at least one straight section (16) which at each end is connected at an angle larger than 90 degrees to at least one additional section (18) of the cross-sectional shape.Type: ApplicationFiled: April 4, 2017Publication date: April 25, 2019Applicant: Telesteps ABInventors: Jens BERNHARDSSON, Stina KARLSSON, Henrik EDVARDSSON, Niklas EKSTRAND, Carl-Johan NELSON, Ulrik GEJERVALL
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Publication number: 20130175119Abstract: A collapsible ladder (100), comprises a number of tube portions (210, 220, 310, 320) having various diameters and being telescopically insertable into one another. The upper end of a first tube portion (210, 310) is connected to one end of a ladder step (230, 330) and the other end of the ladder step (230, 330) is fastened to an upper end of a second tube portion (220, 320) having the same diameter as the first tube portion (210, 310). The first (210, 310) and second tube portions (220, 320) and the ladder step (230, 330) form a ladder section (200, 300), the tube sections of which being insertable into an adjacent ladder section comprising tube portions having a larger diameter, wherein the ladder sections may be mutually interlocked by interaction between pins (280) located in the ladder steps (230, 330) and openings provided in the tube portions of a neighboring ladder section.Type: ApplicationFiled: July 7, 2011Publication date: July 11, 2013Applicant: TELESTEPS ABInventor: Marcus Holmberg
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Patent number: 8104580Abstract: A locking mechanism for a collapsible ladder (1) comprising several ladder sections (5), each ladder section comprising two ladder bars (2, 3) arranged parallel to each other and interconnected at one end by a rung to form a U-shaped ladder section, and where each ladder section (5) is telescopically inserted into a lower ladder section to form a collapsible ladder (1), and where dampers (23) are provided at the lower end of the ladder bars (2, 3, and where the locking mechanism comprises retaining mechanisms (20, 41) provided on each ladder bar (2, 3), where a single pair of actuators of the locking mechanism can be arranged on any of the ladder sections (5) and still be able to collapse the entire ladder (1).Type: GrantFiled: May 29, 2006Date of Patent: January 31, 2012Assignee: Telesteps ABInventor: Per-Olof Eriksson
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Publication number: 20090133959Abstract: A collapsible working platform including a working platform and a first and a second telescopically collapsible ladder leg, where the first and second legs are hingedly connected to one end of the working platform, each to a separate end of the working platform. Each of the first and second legs includes several ladder sections. Each ladder section is telescopically inserted into a lower ladder section to form a collapsible ladder including at least two ladder sections. The working platform includes two platform parts. The platform parts are hingedly connected to each other at one end and connected to a respective ladder leg at the other end. The two platform parts are foldable so that the platform parts are arranged in parallel when placed in a folded position.Type: ApplicationFiled: October 24, 2006Publication date: May 28, 2009Applicant: Telesteps ABInventor: Per-Olof Eriksson
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Publication number: 20090078503Abstract: A collapsible stepladder including a first and a second ladder leg, where the legs are hingedly connected to each other in one end, and each of the ladder legs includes several ladder sections. Each section includes two ladder bars arranged parallelly to each other and interconnected at one end by a rung to form a U-shaped ladder section. Furthermore, each ladder section is telescopically inserted into a lower ladder section to form a collapsible ladder including at least three ladder sections, where the stepladder is provided with release mechanisms on each of the ladder legs that can be operated from the same side of the stepladder.Type: ApplicationFiled: February 6, 2007Publication date: March 26, 2009Applicant: TELESTEPS ABInventor: Per-Olof Eriksson
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Publication number: 20090050407Abstract: A locking mechanism for a collapsible ladder (1) comprising several ladder sections (5), each ladder section comprising two ladder bars (2, 3) arranged parallel to each other and interconnected at one end by a rung to form a U-shaped ladder section, and where each ladder section (5) is telescopically inserted into a lower ladder section to form a collapsible ladder (1), and where dampers (23) are provided at the lower end of the ladder bars (2, 3, and where the locking mechanism comprises retaining mechanisms (20, 41) provided on each ladder bar (2, 3), where a single pair of actuators of the locking mechanism can be arranged on any of the ladder sections (5) and still be able to collapse the entire ladder (1).Type: ApplicationFiled: May 29, 2006Publication date: February 26, 2009Applicant: Telesteps ABInventor: Per-Olof Eriksson
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Publication number: 20080164097Abstract: A collapsible stepladder (1) comprising two ladder legs (2, 3), where the legs (2, 3) are hingedly connected to each other in one end. Each of the ladder legs (2, 3) comprises several ladder sections (4a-4d), and where each section comprises two ladder bars (6, 7) arranged parallel to each other and interconnected at one end by a rung (8) to form a U-shaped ladder section. The ladder sections are telescopically inserted into a lower ladder section (4e) to form a collapsible ladder comprising at least three ladder sections. One of the ladder legs (3) is provided with a support part (12) in one end. The support part (12) is telescopically extendible from the ladder leg (3) and forms an extension ladder of the ladder leg and where the support part (12) projects above a hinge (5) between the two ladder legs (2, 3).Type: ApplicationFiled: February 1, 2006Publication date: July 10, 2008Applicant: TELESTEPS ABInventor: Per-Olof Eriksson
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Patent number: D555807Type: GrantFiled: August 10, 2006Date of Patent: November 20, 2007Assignee: Telesteps ABInventors: Per-Olof Eriksson, Ove Gustafsson
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Patent number: D642283Type: GrantFiled: July 20, 2006Date of Patent: July 26, 2011Assignee: Telesteps ABInventor: Per-Olof Eriksson
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Patent number: D677799Type: GrantFiled: June 29, 2011Date of Patent: March 12, 2013Assignee: Telesteps ABInventors: Magnus Göransson, Jens Bernhardsson
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Patent number: D683478Type: GrantFiled: October 4, 2012Date of Patent: May 28, 2013Assignee: Telesteps ABInventors: Magnus Göransson, Jens Bernhardsson
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Patent number: D683479Type: GrantFiled: October 4, 2012Date of Patent: May 28, 2013Assignee: Telesteps ABInventors: Magnus Göransson, Jens Bernhardsson
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Patent number: D692163Type: GrantFiled: October 4, 2012Date of Patent: October 22, 2013Assignee: Telesteps ABInventors: Magnus Göransson, Jens Bernhardsson
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Patent number: D777351Type: GrantFiled: May 4, 2015Date of Patent: January 24, 2017Assignee: Telesteps ABInventors: Marcus Holmberg, Peter Heim
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Patent number: D811620Type: GrantFiled: October 3, 2016Date of Patent: February 27, 2018Assignee: Telesteps ABInventors: Jens Bernhardsson, Stina Karlsson, Henrik Edvardsson, Niklas Ekstrand, Carl-Johan Nelson, Ulrik Gejervall
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Patent number: D879327Type: GrantFiled: December 8, 2017Date of Patent: March 24, 2020Assignee: Telesteps ABInventors: Jens Bernhardsson, Stina Karlsson, Henrik Edvardsson, Niklas Ekstrand, Carl-Johan Nelson, Ulrik Gejervall