Patents by Inventor Dietmar Traenkle
Dietmar Traenkle 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: 11332857Abstract: A single- or double-knit circular knitting machine having a cylinder (11) equipped with cylinder needles and/or a dial equipped with dial needles for the production of single- or double-jersey knitted webs, which machine has at least one thread-selection device, threads being able to be supplied to any cylinder- and/or dial needle by the thread-selection device.Type: GrantFiled: May 3, 2017Date of Patent: May 17, 2022Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventor: Dietmar Traenkle
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Publication number: 20190194842Abstract: A single- or double-knit circular knitting machine having a cylinder (11) equipped with cylinder needles and/or a dial equipped with dial needles for the production of single- or double-jersey knitted webs, which machine has at least one thread-selection device, threads being able to be supplied to any cylinder- and/or dial needle by the thread-selection device.Type: ApplicationFiled: May 3, 2017Publication date: June 27, 2019Applicant: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventor: Dietmar TRAENKLE
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Patent number: 8196438Abstract: In a method and a knitting machine for the production of knitting goods with horizontal stripe a comparatively wide thread changing device having a plurality of thread fingers can be associated with two knitting points in such a manner that a first portion of the threads guided by the thread changing device can be fed to one knitting point and another portion of the threads can be fed to the other knitting point or to the knitting tools respectively moved there into a thread pick-up position.Type: GrantFiled: September 1, 2010Date of Patent: June 12, 2012Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventors: Dietmar Traenkle, Uwe Sauter
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Publication number: 20110056247Abstract: In a method and a knitting machine for the production of knitting goods with horizontal stripe a comparatively wide thread changing device having a plurality of thread fingers can be associated with two knitting points in such a manner that a first portion of the threads guided by the thread changing device can be fed to one knitting point and another portion of the threads can be fed to the other knitting point or to the knitting tools respectively moved there into a thread pick-up position.Type: ApplicationFiled: September 1, 2010Publication date: March 10, 2011Inventors: Dietmar Traenkle, Uwe Sauter
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Patent number: 7882712Abstract: A circular knitting machine for the production of an opened fabric tube comprises a needle cylinder (1), a frame (6), which is coupled to the needle cylinder (1) and in which at least a draw-off roller (4) and/or a take-up roller (5), drive means (36 to 43) to drive said roller, and a blade (19) intended for opening the fabric tube are each rotatably mounted, and a flexible shaft (21), which is rigidly connected to the blade (19) and a drive wheel (38), for setting the blade (19) in rotation at a rotational speed dependent on the knitting speed. According to the invention, the drive wheel (38) of the flexible shaft (21) is functionally connected (FIG. 2) to the drive means (36 to 43) for the draw-off and/or take-up roller (4, 5).Type: GrantFiled: December 17, 2008Date of Patent: February 8, 2011Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventors: Bernhard Schaut, Dietmar Traenkle
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Publication number: 20090266112Abstract: A circular knitting machine has a frame, a rotatably disposed dial, a dial cam support for a dial cam mounted in the frame and a dial cam shaft, which is disposed rotatably and coaxially in the dial cam support and is intended for driving the dial. The dial is disposed rotatably and coaxially on the dial cam support with adjustable bearing clearance and is preferably connected coaxially to the dial cam shaft by a spring plate.Type: ApplicationFiled: April 3, 2009Publication date: October 29, 2009Inventor: Dietmar Traenkle
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Patent number: 7596971Abstract: The invention relates to a circular knitting machine with a replaceable needle cylinder (7). According to the invention, two or more eccentrics (19) are disposed to be rotatable in a support ring (3) for the needle cylinder (7) or in the needle cylinder itself, and serve the purpose of lifting the needle cylinder (7) out of a normal operating position into a mounting position enabling it to be pulled out laterally, in which an underside of said needle cylinder (7) is arranged at least to be flush with an upper edge of attachments (9) attached to the support ring (3) or elsewhere (FIG. 2).Type: GrantFiled: April 28, 2008Date of Patent: October 6, 2009Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventors: Dietmar Traenkle, Bernd Boss
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Publication number: 20090158781Abstract: A circular knitting machine for the production of an opened fabric tube comprises a needle cylinder (1), a frame (6), which is coupled to the needle cylinder (1) and in which at least a draw-off roller (4) and/or a take-up roller (5), drive means (36 to 43) to drive said roller, and a blade (19) intended for opening the fabric tube are each rotatably mounted, and a flexible shaft (21), which is rigidly connected to the blade (19) and a drive wheel (38), for setting the blade (19) in rotation at a rotational speed dependent on the knitting speed. According to the invention, the drive wheel (38) of the flexible shaft (21) is functionally connected (FIG. 2) to the drive means (36 to 43) for the draw-off and/or take-up roller (4, 5).Type: ApplicationFiled: December 17, 2008Publication date: June 25, 2009Inventors: Bernhard Schaut, Dietmar Traenkle
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Publication number: 20080264108Abstract: The invention relates to a circular knitting machine with a replaceable needle cylinder (7). According to the invention, two or more eccentrics (19) are disposed to be rotatable in a support ring (3) for the needle cylinder (7) or in the needle cylinder itself, and serve the purpose of lifting the needle cylinder (7) out of a normal operating position into a mounting position enabling it to be pulled out laterally, in which an underside of said needle cylinder (7) is arranged at least to be flush with an upper edge of attachments (9) attached to the support ring (3) or elsewhere (FIG. 2).Type: ApplicationFiled: April 28, 2008Publication date: October 30, 2008Inventors: Dietmar Traenkle, Bernd Boss
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Publication number: 20070084953Abstract: A device (3) for guiding a thread or the like is described, which includes a holding element (4), a thread roll (5) rotatably disposed on the holding element (4) to form a bearing gap (12), and a protective shield (14), which covers the bearing gap (12) at at least one axial end. According to the invention, the protective shield (34) is non-rotatably connected to the holding element (4).Type: ApplicationFiled: October 10, 2006Publication date: April 19, 2007Inventors: Uwe Conzelmann, Dietmar Traenkle
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Patent number: 7073355Abstract: A knitting machine is described, which includes at least one carrier provided with knitting tools (2, 3), a cam mechanism with at least one knitting point (71) for moving selected knitting tools (2, 3) into a yarn pick-up position and a striping attachment for feeding selected yarns to the knitting tools (2, 3) brought into the yarn pick-up position. According to the invention, the striping attachment has at least one first and one second yarn changing device (73, 74) such that yarns (78, 79) fed optionally by the first or the second yarn changing device (73, 74) may be laid into the knitting tools (2, 3) brought into the yarn pick-up position at the knitting point (71) (FIG. 12).Type: GrantFiled: June 27, 2005Date of Patent: July 11, 2006Assignee: SIPRA Patententwicklungs und Beteiligungsgesellschaft mbHInventors: Dietmar Traenkle, Axel Flad, Dajana Tischler
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Publication number: 20060010928Abstract: A knitting machine is described, which includes at least one carrier provided with knitting tools (2, 3), a cam mechanism with at least one knitting point (71) for moving selected knitting tools (2, 3) into a yarn pick-up position and a striping attachment for feeding selected yarns to the knitting tools (2, 3) brought into the yarn pick-up position. According to the invention, the striping attachment has at least one first and one second yarn changing device (73, 74) such that yarns (78, 79) fed optionally by the first or the second yarn changing device (73, 74) may be laid into the knitting tools (2, 3) brought into the yarn pick-up position at the knitting point (71) (FIG. 12).Type: ApplicationFiled: June 27, 2005Publication date: January 19, 2006Inventors: Dietmar Traenkle, Axel Flad, Dajana Tischler
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Patent number: 6907758Abstract: A circular knitting machine is described which has a needle cylinder (1), at least one cylinder cam segment (6), a dial arrangement (9) having a dial (10) and at least one dial cam segment (11), an axis of rotation (7), which is coaxial with the needle cylinder (1) and the dial arrangement (10), and at least one thread guide element (25) intended to guide a thread (20). The cylinder cam segment (6) together with the thread guide element (25), and the dial cam segment (11) are rotatable about the rotational axis (7) relative to one another. The needle cylinder (1), and the dial arrangement (9) together with the thread guide (25) are moreover disposed displaceable relative to one another and parallel to the rotational axis (7). According to the invention, the thread guide element (25) is mounted moveable on the cylinder cam segment (6) (FIG. 2).Type: GrantFiled: September 4, 2003Date of Patent: June 21, 2005Assignee: Sipra Patententwicklungs - und Beteiligungsgesellschaft mbHInventors: Dietmar Traenkle, Harald Rehmann
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Patent number: 6848278Abstract: The invention relates to a circular knitting machine with a protective cover (17) at least partially surrounding a take down and/or winding up device (15) on the outside. The cover (17) which includes a guide fixed on the machine frame and segments (18 to 23) movably mounted on this. In accordance with the invention the segments (18 to 23) are so arranged at different radial distances from a machine axis (11) that they are movable relative to one another at least partially with mutual overlapping.Type: GrantFiled: April 17, 2003Date of Patent: February 1, 2005Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventors: Bernhard Schaut, Dietmar Traenkle
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Publication number: 20040089027Abstract: A circular knitting machine is described which has a needle cylinder (1), at least one cylinder cam segment (6), a dial arrangement (9) having a dial (10) and at least one dial cam segment (11), an axis of rotation (7), which is coaxial with the needle cylinder (1) and the dial arrangement (10), and at least one thread guide element (25) intended to guide a thread (20). The cylinder cam segment (6) together with the thread guide element (25), and the dial cam segment (11) are rotatable about the rotational axis (7) relative to one another. The needle cylinder (1), and the dial arrangement (9) together with the thread guide (25) are moreover disposed displaceable relative to one another and parallel to the rotational axis (7). According to the invention, the thread guide element (25) is mounted moveable on the cylinder cam segment (6) (FIG. 2).Type: ApplicationFiled: September 4, 2003Publication date: May 13, 2004Inventors: Dietmar Traenkle, Harald Rehmann
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Publication number: 20030226379Abstract: The invention relates to a circular knitting machine with a protective cover (17) at least partially surrounding a take down and/or winding up device (15) on the outside. The cover (17) which includes a guide fixed on the machine frame and segments (18 to 23) movably mounted on this. In accordance with the invention the segments (18 to 23) are so arranged at different radial distances from a machine axis (11) that they are movable relative to one another at least partially with mutual overlapping.Type: ApplicationFiled: April 17, 2003Publication date: December 11, 2003Inventors: Bernhard Schaut, Dietmar Traenkle
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Patent number: 6568221Abstract: A circular knitting machine with a frame (1) having a plurality of feet (2, 3, 4), a needle carrier (7), a cam box ring and a take-down and/or winding-up device (14) mounted in the frame (1), wherein at least one of the feet (3, 4) is adjustable for altering the machine width.Type: GrantFiled: April 23, 2002Date of Patent: May 27, 2003Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschatt mbHInventors: Stefan Seeger, Dietmar Traenkle
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Publication number: 20020157427Abstract: The invention relates to a circular knitting machine with a frame (1) having a plurality of feet (2, 3, 4). A needle carrier (7), a cam box ring and a take-down and/or winding-up device (14) are mounted in the frame (1). At least one of the feet (3, 4) is adjustable for altering the machine width (FIG. 1).Type: ApplicationFiled: April 23, 2002Publication date: October 31, 2002Inventors: Stefan Seeger, Dietmar Traenkle
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Patent number: 6401495Abstract: A sinker (50) for a knitting machine operating according to the relative technique is described. The sinker (50) contains a front (32), a back (33), a head (34) arranged on one end and having a sinker throat (35) and a knock-over edge (36), a control butt (38) intended to make possible movements in a longitudinal direction (v) and protruding from the front (32), and at least one rocking element (39, 40) designed to make possible pivot movements transverse to the longitudinal direction (v) and provided on the front (32). According to the invention, the sinker (50) also has a spring element (41) intended to compensate for manufacturing inaccuracies, acting transverse to the longitudinal direction (v) (FIG. 4). A knitting machine equipped with such a sinker (50) is also described.Type: GrantFiled: March 20, 2001Date of Patent: June 11, 2002Assignee: SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbHInventors: Hans-Martin Eppler, Dietmar Traenkle
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Patent number: 6393870Abstract: A circular knitting machine with support disk (2) and a needle cylinder (4) fixed onto it with screws is described. According to the invention, an intermediate ring (17), elastically deformable in the radial direction, is arranged between support disk (2) and needle cylinder (4), through which the stresses that develop from different heat expansions are avoided between these two components.Type: GrantFiled: April 10, 2001Date of Patent: May 28, 2002Assignee: Sipra Patententwicklungs-und Beteiligungsgesellschaft mbHInventors: Hans Martin Eppler, Stefan Seeger, Dietmar Traenkle